Package testsuite.regression

Source Code of testsuite.regression.StatementRegressionTest$ScanDetectingInterceptor

/*
Copyright (c) 2002, 2013, Oracle and/or its affiliates. All rights reserved.

  The MySQL Connector/J is licensed under the terms of the GPLv2
  <http://www.gnu.org/licenses/old-licenses/gpl-2.0.html>, like most MySQL Connectors.
  There are special exceptions to the terms and conditions of the GPLv2 as it is applied to
  this software, see the FLOSS License Exception
  <http://www.mysql.com/about/legal/licensing/foss-exception.html>.

  This program is free software; you can redistribute it and/or modify it under the terms
  of the GNU General Public License as published by the Free Software Foundation; version 2
  of the License.

  This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
  without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  See the GNU General Public License for more details.

  You should have received a copy of the GNU General Public License along with this
  program; if not, write to the Free Software Foundation, Inc., 51 Franklin St, Fifth
  Floor, Boston, MA 02110-1301  USA



*/
package testsuite.regression;

import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.CharArrayReader;
import java.io.File;
import java.io.FileOutputStream;
import java.io.FileWriter;
import java.io.IOException;
import java.io.InputStream;
import java.io.PrintStream;
import java.io.Reader;
import java.io.StringReader;
import java.io.UnsupportedEncodingException;
import java.io.Writer;
import java.math.BigDecimal;
import java.math.BigInteger;
import java.net.URL;
import java.sql.Array;
import java.sql.BatchUpdateException;
import java.sql.Blob;
import java.sql.CallableStatement;
import java.sql.Clob;
import java.sql.Connection;
import java.sql.DataTruncation;
import java.sql.Date;
import java.sql.PreparedStatement;
import java.sql.Ref;
import java.sql.ResultSet;
import java.sql.ResultSetMetaData;
import java.sql.SQLException;
import java.sql.SQLWarning;
import java.sql.Statement;
import java.sql.Time;
import java.sql.Timestamp;
import java.sql.Types;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Calendar;
import java.util.List;
import java.util.Locale;
import java.util.Map;
import java.util.Properties;
import java.util.TimeZone;

import testsuite.BaseTestCase;
import testsuite.UnreliableSocketFactory;

import com.mysql.jdbc.CachedResultSetMetaData;
import com.mysql.jdbc.CharsetMapping;
import com.mysql.jdbc.Field;
import com.mysql.jdbc.MySQLConnection;
import com.mysql.jdbc.NonRegisteringDriver;
import com.mysql.jdbc.ParameterBindings;
import com.mysql.jdbc.ResultSetInternalMethods;
import com.mysql.jdbc.SQLError;
import com.mysql.jdbc.ServerPreparedStatement;
import com.mysql.jdbc.StatementImpl;
import com.mysql.jdbc.StatementInterceptor;
import com.mysql.jdbc.StatementInterceptorV2;
import com.mysql.jdbc.exceptions.MySQLTimeoutException;
import com.mysql.jdbc.jdbc2.optional.MysqlConnectionPoolDataSource;

/**
* Regression tests for the Statement class
*
* @author Mark Matthews
*/
public class StatementRegressionTest extends BaseTestCase {
  class PrepareThread extends Thread {
    Connection c;

    PrepareThread(Connection cn) {
      this.c = cn;
    }

    public void run() {
      for (int i = 0; i < 20; i++) // force this to end eventually
      {
        try {
          this.c.prepareStatement("SELECT 1");
          StatementRegressionTest.this.testServerPrepStmtDeadlockCounter++;
          Thread.sleep(400);
        } catch (SQLException sqlEx) {
          throw new RuntimeException(sqlEx);
        } catch (InterruptedException e) {
          e.printStackTrace();
        }
      }
    }
  }

  static int count = 0;

  static int nextID = 1; // The next ID we expected to generate

  /*
   * Each row in this table is to be converted into a single REPLACE
   * statement. If the value is zero, a new record is to be created using then
   * autoincrement feature. If the value is non-zero, the existing row of that
   * value is to be replace with, obviously, the same key. I expect one
   * Generated Key for each zero value - but I would accept one key for each
   * value, with non-zero values coming back as themselves.
   */
  static final int[][] tests = { { 0 }, // generate 1
      { 1, 0, 0 }, // update 1, generate 2, 3
      { 2, 0, 0, }, // update 2, generate 3, 4
  };

  /**
   * Runs all test cases in this test suite
   *
   * @param args
   */
  public static void main(String[] args) {
    junit.textui.TestRunner.run(StatementRegressionTest.class);
  }

  protected int testServerPrepStmtDeadlockCounter = 0;

  /**
   * Constructor for StatementRegressionTest.
   *
   * @param name
   *            the name of the test to run
   */
  public StatementRegressionTest(String name) {
    super(name);
  }

  private void addBatchItems(Statement statement, PreparedStatement pStmt,
      String tableName, int i) throws SQLException {
    pStmt.setString(1, "ps_batch_" + i);
    pStmt.setString(2, "ps_batch_" + i);
    pStmt.addBatch();

    statement.addBatch("INSERT INTO " + tableName
        + " (strdata1, strdata2) VALUES " + "(\"s_batch_" + i
        + "\",\"s_batch_" + i + "\")");
  }

  private void createGGKTables() throws Exception {
    // Delete and recreate table
    dropGGKTables();
    createTable(
        "testggk",
        "(id INT AUTO_INCREMENT NOT NULL PRIMARY KEY,val INT NOT NULL)",
        "MYISAM");
  }

  private void doGGKTestPreparedStatement(int[] values, boolean useUpdate)
      throws Exception {
    // Generate the the multiple replace command
    StringBuffer cmd = new StringBuffer("REPLACE INTO testggk VALUES ");
    int newKeys = 0;

    for (int i = 0; i < values.length; i++) {
      cmd.append("(");

      if (values[i] == 0) {
        cmd.append("NULL");
        newKeys += 1;
      } else {
        cmd.append(values[i]);
      }

      cmd.append(", ");
      cmd.append(count++);
      cmd.append("), ");
    }

    cmd.setLength(cmd.length() - 2); // trim the final ", "

    // execute and print it
    System.out.println(cmd.toString());

    PreparedStatement pStmt = this.conn.prepareStatement(cmd.toString(),
        Statement.RETURN_GENERATED_KEYS);

    if (useUpdate) {
      pStmt.executeUpdate();
    } else {
      pStmt.execute();
    }

    // print out what actually happened
    System.out.println("Expect " + newKeys
        + " generated keys, starting from " + nextID);

    this.rs = pStmt.getGeneratedKeys();
    StringBuffer res = new StringBuffer("Got keys");

    int[] generatedKeys = new int[newKeys];
    int i = 0;

    while (this.rs.next()) {
      if (i < generatedKeys.length) {
        generatedKeys[i] = this.rs.getInt(1);
      }

      i++;

      res.append(" " + this.rs.getInt(1));
    }

    int numberOfGeneratedKeys = i;

    assertTrue(
        "Didn't retrieve expected number of generated keys, expected "
            + newKeys + ", found " + numberOfGeneratedKeys,
        numberOfGeneratedKeys == newKeys);
    assertTrue("Keys didn't start with correct sequence: ",
        generatedKeys[0] == nextID);

    System.out.println(res.toString());

    // Read and print the new state of the table
    this.rs = this.stmt.executeQuery("SELECT id, val FROM testggk");
    System.out.println("New table contents ");

    while (this.rs.next())
      System.out.println("Id " + this.rs.getString(1) + " val "
          + this.rs.getString(2));

    // Tidy up
    System.out.println("");
    nextID += newKeys;
  }

  private void doGGKTestStatement(int[] values, boolean useUpdate)
      throws Exception {
    // Generate the the multiple replace command
    StringBuffer cmd = new StringBuffer("REPLACE INTO testggk VALUES ");
    int newKeys = 0;

    for (int i = 0; i < values.length; i++) {
      cmd.append("(");

      if (values[i] == 0) {
        cmd.append("NULL");
        newKeys += 1;
      } else {
        cmd.append(values[i]);
      }

      cmd.append(", ");
      cmd.append(count++);
      cmd.append("), ");
    }

    cmd.setLength(cmd.length() - 2); // trim the final ", "

    // execute and print it
    System.out.println(cmd.toString());

    if (useUpdate) {
      this.stmt.executeUpdate(cmd.toString(),
          Statement.RETURN_GENERATED_KEYS);
    } else {
      this.stmt.execute(cmd.toString(), Statement.RETURN_GENERATED_KEYS);
    }

    // print out what actually happened
    System.out.println("Expect " + newKeys
        + " generated keys, starting from " + nextID);

    this.rs = this.stmt.getGeneratedKeys();
    StringBuffer res = new StringBuffer("Got keys");

    int[] generatedKeys = new int[newKeys];
    int i = 0;

    while (this.rs.next()) {
      if (i < generatedKeys.length) {
        generatedKeys[i] = this.rs.getInt(1);
      }

      i++;

      res.append(" " + this.rs.getInt(1));
    }

    int numberOfGeneratedKeys = i;

    assertTrue(
        "Didn't retrieve expected number of generated keys, expected "
            + newKeys + ", found " + numberOfGeneratedKeys,
        numberOfGeneratedKeys == newKeys);
    assertTrue("Keys didn't start with correct sequence: ",
        generatedKeys[0] == nextID);

    System.out.println(res.toString());

    // Read and print the new state of the table
    this.rs = this.stmt.executeQuery("SELECT id, val FROM testggk");
    System.out.println("New table contents ");

    while (this.rs.next())
      System.out.println("Id " + this.rs.getString(1) + " val "
          + this.rs.getString(2));

    // Tidy up
    System.out.println("");
    nextID += newKeys;
  }

  private void dropGGKTables() throws Exception {
    this.stmt.executeUpdate("DROP TABLE IF EXISTS testggk");
  }

  /**
   * @param pStmt
   * @param catId
   * @throws SQLException
   */
  private void execQueryBug5191(PreparedStatement pStmt, int catId)
      throws SQLException {
    pStmt.setInt(1, catId);

    this.rs = pStmt.executeQuery();

    assertTrue(this.rs.next());
    assertTrue(this.rs.next());
    // assertTrue(rs.next());

    assertFalse(this.rs.next());
  }

  private String getByteArrayString(byte[] ba) {
    StringBuffer buffer = new StringBuffer();
    if (ba != null) {
      for (int i = 0; i < ba.length; i++) {
        buffer.append("0x" + Integer.toHexString(ba[i] & 0xff) + " ");
      }
    } else {
      buffer.append("null");
    }
    return buffer.toString();
  }

  /**
   * @param continueBatchOnError
   * @throws SQLException
   */
  private void innerBug6823(boolean continueBatchOnError) throws SQLException {
    Properties continueBatchOnErrorProps = new Properties();
    continueBatchOnErrorProps.setProperty("continueBatchOnError",
        String.valueOf(continueBatchOnError));
    this.conn = getConnectionWithProps(continueBatchOnErrorProps);
    Statement statement = this.conn.createStatement();

    String tableName = "testBug6823";

    createTable(tableName, "(id int not null primary key auto_increment,"
        + " strdata1 varchar(255) not null, strdata2 varchar(255),"
        + " UNIQUE INDEX (strdata1(100)))");

    PreparedStatement pStmt = this.conn.prepareStatement("INSERT INTO "
        + tableName + " (strdata1, strdata2) VALUES (?,?)");

    int c = 0;
    addBatchItems(statement, pStmt, tableName, ++c);
    addBatchItems(statement, pStmt, tableName, ++c);
    addBatchItems(statement, pStmt, tableName, ++c);
    addBatchItems(statement, pStmt, tableName, c); // duplicate entry
    addBatchItems(statement, pStmt, tableName, ++c);
    addBatchItems(statement, pStmt, tableName, ++c);

    int expectedUpdateCounts = continueBatchOnError ? 6 : 3;

    BatchUpdateException e1 = null;
    BatchUpdateException e2 = null;

    int[] updateCountsPstmt = null;
    try {
      updateCountsPstmt = pStmt.executeBatch();
    } catch (BatchUpdateException e) {
      e1 = e;
      updateCountsPstmt = e1.getUpdateCounts();
    }

    int[] updateCountsStmt = null;
    try {
      updateCountsStmt = statement.executeBatch();
    } catch (BatchUpdateException e) {
      e2 = e;
      updateCountsStmt = e1.getUpdateCounts();
    }

    assertNotNull(e1);
    assertNotNull(e2);

    assertEquals(expectedUpdateCounts, updateCountsPstmt.length);
    assertEquals(expectedUpdateCounts, updateCountsStmt.length);

    if (continueBatchOnError) {
      assertTrue(updateCountsPstmt[3] == Statement.EXECUTE_FAILED);
      assertTrue(updateCountsStmt[3] == Statement.EXECUTE_FAILED);
    }

    int psRows = 0;
    this.rs = this.stmt.executeQuery("SELECT * from " + tableName
        + " WHERE strdata1 like \"ps_%\"");
    while (this.rs.next()) {
      psRows++;
    }
    assertTrue(psRows > 0);

    int sRows = 0;
    this.rs = this.stmt.executeQuery("SELECT * from " + tableName
        + " WHERE strdata1 like \"s_%\"");
    while (this.rs.next()) {
      sRows++;
    }
    assertTrue(sRows > 0);

    assertTrue(psRows + "!=" + sRows, psRows == sRows);
  }

  /**
   * Tests fix for BUG#10155, double quotes not recognized when parsing
   * client-side prepared statements.
   *
   * @throws Exception
   *             if the test fails.
   */
  public void testBug10155() throws Exception {
    this.conn
        .prepareStatement(
            "SELECT \"Test question mark? Test single quote'\"")
        .executeQuery().close();
  }

  /**
   * Tests fix for BUG#10630, Statement.getWarnings() fails with NPE if
   * statement has been closed.
   */
  public void testBug10630() throws Exception {
    Connection conn2 = null;
    Statement stmt2 = null;

    try {
      conn2 = getConnectionWithProps((Properties) null);
      stmt2 = conn2.createStatement();

      conn2.close();
      stmt2.getWarnings();
      fail("Should've caught an exception here");
    } catch (SQLException sqlEx) {
      assertEquals("08003", sqlEx.getSQLState());
    } finally {
      if (stmt2 != null) {
        stmt2.close();
      }

      if (conn2 != null) {
        conn2.close();
      }
    }
  }

  /**
   * Tests fix for BUG#11115, Varbinary data corrupted when using server-side
   * prepared statements.
   */
  public void testBug11115() throws Exception {
    String tableName = "testBug11115";

    if (versionMeetsMinimum(4, 1, 0)) {

      createTable(tableName,
          "(pwd VARBINARY(30)) DEFAULT CHARACTER SET utf8", "InnoDB");

      byte[] bytesToTest = new byte[] { 17, 120, -1, -73, -5 };

      PreparedStatement insStmt = this.conn
          .prepareStatement("INSERT INTO " + tableName
              + " (pwd) VALUES (?)");
      insStmt.setBytes(1, bytesToTest);
      insStmt.executeUpdate();

      this.rs = this.stmt.executeQuery("SELECT pwd FROM " + tableName);
      this.rs.next();

      byte[] fromDatabase = this.rs.getBytes(1);

      assertEquals(bytesToTest.length, fromDatabase.length);

      for (int i = 0; i < bytesToTest.length; i++) {
        assertEquals(bytesToTest[i], fromDatabase[i]);
      }

      this.rs = this.conn
          .prepareStatement("SELECT pwd FROM " + tableName)
          .executeQuery();
      this.rs.next();

      fromDatabase = this.rs.getBytes(1);

      assertEquals(bytesToTest.length, fromDatabase.length);

      for (int i = 0; i < bytesToTest.length; i++) {
        assertEquals(bytesToTest[i], fromDatabase[i]);
      }
    }
  }

  public void testBug11540() throws Exception {
    Locale originalLocale = Locale.getDefault();
    Connection thaiConn = null;
    Statement thaiStmt = null;
    PreparedStatement thaiPrepStmt = null;

    try {
      createTable("testBug11540", "(field1 DATE, field2 TIMESTAMP)");
      this.stmt
          .executeUpdate("INSERT INTO testBug11540 VALUES (NOW(), NOW())");
      Locale.setDefault(new Locale("th", "TH"));
      Properties props = new Properties();
      props.setProperty("jdbcCompliantTruncation", "false");

      thaiConn = getConnectionWithProps(props);
      thaiStmt = thaiConn.createStatement();

      this.rs = thaiStmt
          .executeQuery("SELECT field1, field2 FROM testBug11540");
      this.rs.next();

      Date origDate = this.rs.getDate(1);
      Timestamp origTimestamp = this.rs.getTimestamp(1);
      this.rs.close();

      thaiStmt.executeUpdate("TRUNCATE TABLE testBug11540");

      thaiPrepStmt = ((com.mysql.jdbc.Connection) thaiConn)
          .clientPrepareStatement("INSERT INTO testBug11540 VALUES (?,?)");
      thaiPrepStmt.setDate(1, origDate);
      thaiPrepStmt.setTimestamp(2, origTimestamp);
      thaiPrepStmt.executeUpdate();

      this.rs = thaiStmt
          .executeQuery("SELECT field1, field2 FROM testBug11540");
      this.rs.next();

      Date testDate = this.rs.getDate(1);
      Timestamp testTimestamp = this.rs.getTimestamp(1);
      this.rs.close();

      assertEquals(origDate, testDate);
      assertEquals(origTimestamp, testTimestamp);

    } finally {
      Locale.setDefault(originalLocale);
    }
  }

  /**
   * Tests fix for BUG#11663, autoGenerateTestcaseScript uses bogus parameter
   * names for server-side prepared statements.
   *
   * @throws Exception
   *             if the test fails.
   */
  public void testBug11663() throws Exception {
    if (versionMeetsMinimum(4, 1, 0)
        && ((com.mysql.jdbc.Connection) this.conn)
            .getUseServerPreparedStmts()) {
      Connection testcaseGenCon = null;
      PrintStream oldErr = System.err;

      try {
        createTable("testBug11663", "(field1 int)");

        Properties props = new Properties();
        props.setProperty("autoGenerateTestcaseScript", "true");
        testcaseGenCon = getConnectionWithProps(props);
        ByteArrayOutputStream testStream = new ByteArrayOutputStream();
        PrintStream testErr = new PrintStream(testStream);
        System.setErr(testErr);
        this.pstmt = testcaseGenCon
            .prepareStatement("SELECT field1 FROM testBug11663 WHERE field1=?");
        this.pstmt.setInt(1, 1);
        this.pstmt.execute();
        System.setErr(oldErr);
        String testString = new String(testStream.toByteArray());

        int setIndex = testString.indexOf("SET @debug_stmt_param");
        int equalsIndex = testString.indexOf("=", setIndex);
        String paramName = testString.substring(setIndex + 4,
            equalsIndex);

        int usingIndex = testString.indexOf("USING " + paramName,
            equalsIndex);

        assertTrue(usingIndex != -1);
      } finally {
        System.setErr(oldErr);

        if (this.pstmt != null) {
          this.pstmt.close();
          this.pstmt = null;
        }

        if (testcaseGenCon != null) {
          testcaseGenCon.close();
        }

      }
    }
  }

  /**
   * Tests fix for BUG#11798 - Pstmt.setObject(...., Types.BOOLEAN) throws
   * exception.
   *
   * @throws Exception
   *             if the test fails.
   */
  public void testBug11798() throws Exception {
    if (isRunningOnJdk131()) {
      return; // test not valid on JDK-1.3.1
    }

    try {
      this.pstmt = this.conn.prepareStatement("SELECT ?");
      this.pstmt.setObject(1, Boolean.TRUE, Types.BOOLEAN);
      this.pstmt.setObject(1, new BigDecimal("1"), Types.BOOLEAN);
      this.pstmt.setObject(1, "true", Types.BOOLEAN);
    } finally {
      if (this.pstmt != null) {
        this.pstmt.close();
        this.pstmt = null;
      }
    }
  }

  /**
   * Tests fix for BUG#13255 - Reconnect during middle of executeBatch()
   * should not happen.
   *
   * @throws Exception
   *             if the test fails.
   */
  public void testBug13255() throws Exception {

    createTable("testBug13255", "(field_1 int)");

    Properties props = new Properties();
    props.setProperty("autoReconnect", "true");

    Connection reconnectConn = null;
    Statement reconnectStmt = null;
    PreparedStatement reconnectPStmt = null;

    try {
      reconnectConn = getConnectionWithProps(props);
      reconnectStmt = reconnectConn.createStatement();

      String connectionId = getSingleIndexedValueWithQuery(reconnectConn,
          1, "SELECT CONNECTION_ID()").toString();

      reconnectStmt.addBatch("INSERT INTO testBug13255 VALUES (1)");
      reconnectStmt.addBatch("INSERT INTO testBug13255 VALUES (2)");
      reconnectStmt.addBatch("KILL " + connectionId);

      for (int i = 0; i < 100; i++) {
        reconnectStmt.addBatch("INSERT INTO testBug13255 VALUES (" + i
            + ")");
      }

      try {
        reconnectStmt.executeBatch();
      } catch (SQLException sqlEx) {
        // We expect this...we killed the connection
      }

      assertEquals(2, getRowCount("testBug13255"));

      this.stmt.executeUpdate("TRUNCATE TABLE testBug13255");

      reconnectConn.close();

      reconnectConn = getConnectionWithProps(props);

      connectionId = getSingleIndexedValueWithQuery(reconnectConn, 1,
          "SELECT CONNECTION_ID()").toString();

      reconnectPStmt = reconnectConn
          .prepareStatement("INSERT INTO testBug13255 VALUES (?)");
      reconnectPStmt.setInt(1, 1);
      reconnectPStmt.addBatch();
      reconnectPStmt.setInt(1, 2);
      reconnectPStmt.addBatch();
      reconnectPStmt.addBatch("KILL " + connectionId);

      for (int i = 3; i < 100; i++) {
        reconnectPStmt.setInt(1, i);
        reconnectPStmt.addBatch();
      }

      try {
        reconnectPStmt.executeBatch();
      } catch (SQLException sqlEx) {
        // We expect this...we killed the connection
      }

      assertEquals(2, getRowCount("testBug13255"));

    } finally {
      if (reconnectStmt != null) {
        reconnectStmt.close();
      }

      if (reconnectConn != null) {
        reconnectConn.close();
      }
    }
  }

  /**
   * Tests fix for BUG#15024 - Driver incorrectly closes streams passed as
   * arguments to PreparedStatements.
   *
   * @throws Exception
   *             if the test fails.
   */
  public void testBug15024() throws Exception {
    createTable("testBug15024", "(field1 BLOB)");

    try {
      this.pstmt = this.conn
          .prepareStatement("INSERT INTO testBug15024 VALUES (?)");
      testStreamsForBug15024(false, false);

      Properties props = new Properties();
      props.setProperty("useConfigs", "3-0-Compat");

      Connection compatConn = null;

      try {
        compatConn = getConnectionWithProps(props);

        this.pstmt = compatConn
            .prepareStatement("INSERT INTO testBug15024 VALUES (?)");
        testStreamsForBug15024(true, false);
      } finally {
        if (compatConn != null) {
          compatConn.close();
        }
      }
    } finally {
      if (this.pstmt != null) {
        PreparedStatement toClose = this.pstmt;
        this.pstmt = null;

        toClose.close();
      }
    }
  }

  /**
   * PreparedStatement should call EscapeProcessor.escapeSQL?
   *
   * @throws Exception
   *             if the test fails
   */
  public void testBug15141() throws Exception {
    try {
      createTable("testBug15141", "(field1 VARCHAR(32))");
      this.stmt.executeUpdate("INSERT INTO testBug15141 VALUES ('abc')");

      this.pstmt = this.conn
          .prepareStatement("select {d '1997-05-24'} FROM testBug15141");
      this.rs = this.pstmt.executeQuery();
      assertTrue(this.rs.next());
      assertEquals("1997-05-24", this.rs.getString(1));
      this.rs.close();
      this.rs = null;
      this.pstmt.close();
      this.pstmt = null;

      this.pstmt = ((com.mysql.jdbc.Connection) this.conn)
          .clientPrepareStatement("select {d '1997-05-24'} FROM testBug15141");
      this.rs = this.pstmt.executeQuery();
      assertTrue(this.rs.next());
      assertEquals("1997-05-24", this.rs.getString(1));
      this.rs.close();
      this.rs = null;
      this.pstmt.close();
      this.pstmt = null;
    } finally {
      if (this.rs != null) {
        ResultSet toCloseRs = this.rs;
        this.rs = null;
        toCloseRs.close();
      }

      if (this.pstmt != null) {
        PreparedStatement toClosePstmt = this.pstmt;
        this.pstmt = null;
        toClosePstmt.close();
      }
    }
  }

  /**
   * Tests fix for BUG#18041 - Server-side prepared statements don't cause
   * truncation exceptions to be thrown.
   *
   * @throws Exception
   *             if the test fails
   */
  public void testBug18041() throws Exception {
    if (versionMeetsMinimum(4, 1)) {
      createTable("testBug18041", "(`a` tinyint(4) NOT NULL,"
          + "`b` char(4) default NULL)");

      Properties props = new Properties();
      props.setProperty("jdbcCompliantTruncation", "true");
      props.setProperty("useServerPrepStmts", "true");

      Connection truncConn = null;
      PreparedStatement stm = null;

      try {
        truncConn = getConnectionWithProps(props);

        stm = truncConn
            .prepareStatement("insert into testBug18041 values (?,?)");
        stm.setInt(1, 1000);
        stm.setString(2, "nnnnnnnnnnnnnnnnnnnnnnnnnnnnnn");
        stm.executeUpdate();
        fail("Truncation exception should have been thrown");
      } catch (DataTruncation truncEx) {
        // we expect this
      } finally {
        if (truncConn != null) {
          truncConn.close();
        }
      }
    }
  }

  private void testStreamsForBug15024(boolean shouldBeClosedStream,
      boolean shouldBeClosedReader) throws SQLException {
    IsClosedInputStream bIn = new IsClosedInputStream(new byte[4]);
    IsClosedReader readerIn = new IsClosedReader("abcdef");

    this.pstmt.setBinaryStream(1, bIn, 4);
    this.pstmt.execute();
    assertEquals(shouldBeClosedStream, bIn.isClosed());

    this.pstmt.setCharacterStream(1, readerIn, 6);
    this.pstmt.execute();
    assertEquals(shouldBeClosedReader, readerIn.isClosed());

    this.pstmt.close();
  }

  class IsClosedReader extends StringReader {

    boolean isClosed = false;

    public IsClosedReader(String arg0) {
      super(arg0);
    }

    public void close() {
      super.close();

      this.isClosed = true;
    }

    public boolean isClosed() {
      return this.isClosed;
    }

  }

  class IsClosedInputStream extends ByteArrayInputStream {

    boolean isClosed = false;

    public IsClosedInputStream(byte[] arg0, int arg1, int arg2) {
      super(arg0, arg1, arg2);
    }

    public IsClosedInputStream(byte[] arg0) {
      super(arg0);
    }

    public void close() throws IOException {

      super.close();
      this.isClosed = true;
    }

    public boolean isClosed() {
      return this.isClosed;
    }
  }

  /**
   * Tests fix for BUG#1774 -- Truncated words after double quote
   *
   * @throws Exception
   *             if the test fails.
   */
  public void testBug1774() throws Exception {
    try {
      this.stmt.executeUpdate("DROP TABLE IF EXISTS testBug1774");
      this.stmt
          .executeUpdate("CREATE TABLE testBug1774 (field1 VARCHAR(255))");

      PreparedStatement pStmt = this.conn
          .prepareStatement("INSERT INTO testBug1774 VALUES (?)");

      String testString = "The word contains \" character";

      pStmt.setString(1, testString);
      pStmt.executeUpdate();

      this.rs = this.stmt.executeQuery("SELECT * FROM testBug1774");
      this.rs.next();
      assertEquals(this.rs.getString(1), testString);
    } finally {
      this.stmt.executeUpdate("DROP TABLE IF EXISTS testBug1774");
    }
  }

  /**
   * Tests fix for BUG#1901 -- PreparedStatement.setObject(int, Object, int,
   * int) doesn't support CLOB or BLOB types.
   *
   * @throws Exception
   *             if this test fails for any reason
   */
  public void testBug1901() throws Exception {
    try {
      this.stmt.executeUpdate("DROP TABLE IF EXISTS testBug1901");
      this.stmt
          .executeUpdate("CREATE TABLE testBug1901 (field1 VARCHAR(255))");
      this.stmt.executeUpdate("INSERT INTO testBug1901 VALUES ('aaa')");

      this.rs = this.stmt.executeQuery("SELECT field1 FROM testBug1901");
      this.rs.next();

      Clob valueAsClob = this.rs.getClob(1);
      Blob valueAsBlob = this.rs.getBlob(1);

      PreparedStatement pStmt = this.conn
          .prepareStatement("INSERT INTO testBug1901 VALUES (?)");
      pStmt.setObject(1, valueAsClob, java.sql.Types.CLOB, 0);
      pStmt.executeUpdate();
      pStmt.setObject(1, valueAsBlob, java.sql.Types.BLOB, 0);
      pStmt.executeUpdate();
    } finally {
      this.stmt.executeUpdate("DROP TABLE IF EXISTS testBug1901");
    }
  }

  /**
   * Test fix for BUG#1933 -- Driver property 'maxRows' has no effect.
   *
   * @throws Exception
   *             if the test fails.
   */
  public void testBug1933() throws Exception {
    if (versionMeetsMinimum(4, 0)) {
      Connection maxRowsConn = null;
      PreparedStatement maxRowsPrepStmt = null;
      Statement maxRowsStmt = null;

      try {
        Properties props = new Properties();

        props.setProperty("maxRows", "1");

        maxRowsConn = getConnectionWithProps(props);

        maxRowsStmt = maxRowsConn.createStatement();

        assertTrue(maxRowsStmt.getMaxRows() == 1);

        this.rs = maxRowsStmt.executeQuery("SELECT 1 UNION SELECT 2");

        this.rs.next();

        maxRowsPrepStmt = maxRowsConn
            .prepareStatement("SELECT 1 UNION SELECT 2");

        assertTrue(maxRowsPrepStmt.getMaxRows() == 1);

        this.rs = maxRowsPrepStmt.executeQuery();

        this.rs.next();

        assertTrue(!this.rs.next());

        props.setProperty("useServerPrepStmts", "false");

        maxRowsConn = getConnectionWithProps(props);

        maxRowsPrepStmt = maxRowsConn
            .prepareStatement("SELECT 1 UNION SELECT 2");

        assertTrue(maxRowsPrepStmt.getMaxRows() == 1);

        this.rs = maxRowsPrepStmt.executeQuery();

        this.rs.next();

        assertTrue(!this.rs.next());
      } finally {
        if (maxRowsConn != null) {
          maxRowsConn.close();
        }
      }
    }
  }

  /**
   * Tests the fix for BUG#1934 -- prepareStatement dies silently when
   * encountering Statement.RETURN_GENERATED_KEY
   *
   * @throws Exception
   *             if the test fails
   */
  public void testBug1934() throws Exception {
    if (isRunningOnJdk131()) {
      return; // test not valid on JDK-1.3.1
    }

    try {
      this.stmt.executeUpdate("DROP TABLE IF EXISTS testBug1934");
      this.stmt.executeUpdate("CREATE TABLE testBug1934 (field1 INT)");

      System.out.println("Before prepareStatement()");

      this.pstmt = this.conn.prepareStatement(
          "INSERT INTO testBug1934 VALUES (?)",
          java.sql.Statement.RETURN_GENERATED_KEYS);

      assertTrue(this.pstmt != null);

      System.out.println("After prepareStatement() - " + this.pstmt);
    } finally {
      this.stmt.executeUpdate("DROP TABLE IF EXISTS testBug1934");
    }
  }

  /**
   * Tests fix for BUG#1958 - Improper bounds checking on
   * PreparedStatement.setFoo().
   *
   * @throws Exception
   *             if the test fails.
   */
  public void testBug1958() throws Exception {
    PreparedStatement pStmt = null;

    try {
      this.stmt.executeUpdate("DROP TABLE IF EXISTS testBug1958");
      this.stmt.executeUpdate("CREATE TABLE testBug1958 (field1 int)");

      pStmt = this.conn
          .prepareStatement("SELECT * FROM testBug1958 WHERE field1 IN (?, ?, ?)");

      try {
        pStmt.setInt(4, 1);
      } catch (SQLException sqlEx) {
        assertTrue(SQLError.SQL_STATE_ILLEGAL_ARGUMENT.equals(sqlEx
            .getSQLState()));
      }
    } finally {
      if (pStmt != null) {
        pStmt.close();
      }

      this.stmt.executeUpdate("DROP TABLE IF EXISTS testBug1958");
    }
  }

  /**
   * Tests the fix for BUG#2606, server-side prepared statements not returning
   * datatype YEAR correctly.
   *
   * @throws Exception
   *             if the test fails.
   */
  public void testBug2606() throws Exception {
    try {
      this.stmt.executeUpdate("DROP TABLE IF EXISTS testBug2606");
      this.stmt
          .executeUpdate("CREATE TABLE testBug2606(year_field YEAR)");
      this.stmt.executeUpdate("INSERT INTO testBug2606 VALUES (2004)");

      PreparedStatement yrPstmt = this.conn
          .prepareStatement("SELECT year_field FROM testBug2606");

      this.rs = yrPstmt.executeQuery();

      assertTrue(this.rs.next());

      assertEquals(2004, this.rs.getInt(1));
    } finally {
      this.stmt.executeUpdate("DROP TABLE IF EXISTS testBug2606");
    }
  }

  /**
   * Tests the fix for BUG#2671, nulls encoded incorrectly in server-side
   * prepared statements.
   *
   * @throws Exception
   *             if an error occurs.
   */
  public void testBug2671() throws Exception {
    if (versionMeetsMinimum(4, 1)) {
      createTable("test3", "("
          + " `field1` int(8) NOT NULL auto_increment,"
          + " `field2` int(8) unsigned zerofill default NULL,"
          + " `field3` varchar(30) binary NOT NULL default '',"
          + " `field4` varchar(100) default NULL,"
          + " `field5` datetime NULL default '0000-00-00 00:00:00',"
          + " PRIMARY KEY  (`field1`),"
          + " UNIQUE KEY `unq_id` (`field2`),"
          + " UNIQUE KEY  (`field3`)," + " UNIQUE KEY  (`field2`)"
          + " )  CHARACTER SET utf8", "InnoDB");

      this.stmt
          .executeUpdate("insert into test3 (field1, field3, field4) values (1,'blewis','Bob Lewis')");

      String query = "              " + "UPDATE                   "
          + "  test3                  " + "SET                      "
          + "  field2=?               " + "  ,field3=?          "
          + "  ,field4=?           " + "  ,field5=?        "
          + "WHERE                    "
          + "  field1 = ?                 ";

      java.sql.Date mydate = null;

      this.pstmt = this.conn.prepareStatement(query);

      this.pstmt.setInt(1, 13);
      this.pstmt.setString(2, "abc");
      this.pstmt.setString(3, "def");
      this.pstmt.setDate(4, mydate);
      this.pstmt.setInt(5, 1);

      int retval = this.pstmt.executeUpdate();
      assertTrue(retval == 1);
    }
  }

  /**
   * Tests fix for BUG#3103 -- java.util.Date not accepted as parameter to
   * PreparedStatement.setObject().
   *
   * @throws Exception
   *             if the test fails
   *
   * @deprecated uses deprecated methods of Date class
   */
  public void testBug3103() throws Exception {
    try {
      this.stmt.executeUpdate("DROP TABLE IF EXISTS testBug3103");

      if (versionMeetsMinimum(5, 6, 4)) {
        this.stmt.executeUpdate("CREATE TABLE testBug3103 (field1 DATETIME(3))");
      } else {
        this.stmt.executeUpdate("CREATE TABLE testBug3103 (field1 DATETIME)");
      }

      PreparedStatement pStmt = this.conn
          .prepareStatement("INSERT INTO testBug3103 VALUES (?)");

      java.util.Date utilDate = new java.util.Date();

      pStmt.setObject(1, utilDate);
      pStmt.executeUpdate();

      this.rs = this.stmt.executeQuery("SELECT field1 FROM testBug3103");
      this.rs.next();

      java.util.Date retrUtilDate = new java.util.Date(this.rs
          .getTimestamp(1).getTime());

      // We can only compare on the day/month/year hour/minute/second
      // interval, because the timestamp has added milliseconds to the
      // internal date...
      assertTrue(
          "Dates not equal",
          (utilDate.getMonth() == retrUtilDate.getMonth())
              && (utilDate.getDate() == retrUtilDate.getDate())
              && (utilDate.getYear() == retrUtilDate.getYear())
              && (utilDate.getHours() == retrUtilDate.getHours())
              && (utilDate.getMinutes() == retrUtilDate
                  .getMinutes())
              && (utilDate.getSeconds() == retrUtilDate
                  .getSeconds()));
    } finally {
      this.stmt.executeUpdate("DROP TABLE IF EXISTS testBug3103");
    }
  }

  /**
   * Tests fix for BUG#3520
   *
   * @throws Exception
   *             ...
   */
  public void testBug3520() throws Exception {
    try {
      this.stmt.executeUpdate("DROP TABLE IF EXISTS t");
      this.stmt.executeUpdate("CREATE TABLE t (s1 int,primary key (s1))");
      this.stmt.executeUpdate("INSERT INTO t VALUES (1)");
      this.stmt.executeUpdate("INSERT INTO t VALUES (1)");
    } catch (SQLException sqlEx) {
      System.out.println(sqlEx.getSQLState());
    } finally {
      this.stmt.executeUpdate("DROP TABLE IF EXISTS t");
    }
  }

  /**
   * Test fix for BUG#3557 -- UpdatableResultSet not picking up default values
   *
   * @throws Exception
   *             if test fails.
   */
  public void testBug3557() throws Exception {
    boolean populateDefaults = ((com.mysql.jdbc.ConnectionProperties) this.conn)
        .getPopulateInsertRowWithDefaultValues();

    try {
      ((com.mysql.jdbc.ConnectionProperties) this.conn)
          .setPopulateInsertRowWithDefaultValues(true);

      this.stmt.executeUpdate("DROP TABLE IF EXISTS testBug3557");

      this.stmt.executeUpdate("CREATE TABLE testBug3557 ( "
          + "`a` varchar(255) NOT NULL default 'XYZ', "
          + "`b` varchar(255) default '123', "
          + "PRIMARY KEY  (`a`(100)))");

      Statement updStmt = this.conn
          .createStatement(ResultSet.TYPE_SCROLL_SENSITIVE,
              ResultSet.CONCUR_UPDATABLE);
      this.rs = updStmt.executeQuery("SELECT * FROM testBug3557");

      assertTrue(this.rs.getConcurrency() == ResultSet.CONCUR_UPDATABLE);

      this.rs.moveToInsertRow();

      assertEquals("XYZ", this.rs.getObject(1));
      assertEquals("123", this.rs.getObject(2));
    } finally {
      ((com.mysql.jdbc.ConnectionProperties) this.conn)
          .setPopulateInsertRowWithDefaultValues(populateDefaults);

      this.stmt.executeUpdate("DROP TABLE IF EXISTS testBug3557");
    }
  }

  /**
   * Tests fix for BUG#3620 -- Timezone not respected correctly.
   *
   * @throws SQLException
   *             if the test fails.
   */
  public void testBug3620() throws SQLException {
    if (isRunningOnJRockit()) {
      // bug with their timezones
      return;
    }

    if (isRunningOnJdk131()) {
      // bug with timezones, no update
      // for new DST in USA
      return;
    }

    // FIXME: This test is sensitive to being in CST/CDT it seems
    if (!TimeZone.getDefault().equals(
        TimeZone.getTimeZone("America/Chicago"))) {
      return;
    }

    long epsillon = 3000; // 3 seconds time difference

    try {
      this.stmt.executeUpdate("DROP TABLE IF EXISTS testBug3620");
      this.stmt
          .executeUpdate("CREATE TABLE testBug3620 (field1 TIMESTAMP)");

      PreparedStatement tsPstmt = this.conn
          .prepareStatement("INSERT INTO testBug3620 VALUES (?)");

      Calendar pointInTime = Calendar.getInstance();
      pointInTime.set(2004, 02, 29, 10, 0, 0);

      long pointInTimeOffset = pointInTime.getTimeZone().getRawOffset();

      java.sql.Timestamp ts = new java.sql.Timestamp(pointInTime
          .getTime().getTime());

      tsPstmt.setTimestamp(1, ts);
      tsPstmt.executeUpdate();

      String tsValueAsString = getSingleValue("testBug3620", "field1",
          null).toString();

      System.out.println("Timestamp as string with no calendar: "
          + tsValueAsString.toString());

      Calendar cal = Calendar.getInstance(TimeZone.getTimeZone("UTC"));

      this.stmt.executeUpdate("DELETE FROM testBug3620");

      Properties props = new Properties();
      props.put("useTimezone", "true");
      // props.put("serverTimezone", "UTC");

      Connection tzConn = getConnectionWithProps(props);

      Statement tsStmt = tzConn.createStatement();

      tsPstmt = tzConn
          .prepareStatement("INSERT INTO testBug3620 VALUES (?)");

      tsPstmt.setTimestamp(1, ts, cal);
      tsPstmt.executeUpdate();

      tsValueAsString = getSingleValue("testBug3620", "field1", null)
          .toString();

      Timestamp tsValueAsTimestamp = (Timestamp) getSingleValue(
          "testBug3620", "field1", null);

      System.out.println("Timestamp as string with UTC calendar: "
          + tsValueAsString.toString());
      System.out.println("Timestamp as Timestamp with UTC calendar: "
          + tsValueAsTimestamp);

      this.rs = tsStmt.executeQuery("SELECT field1 FROM testBug3620");
      this.rs.next();

      Timestamp tsValueUTC = this.rs.getTimestamp(1, cal);

      //
      // We use this testcase with other vendors, JDBC spec
      // requires result set fields can only be read once,
      // although MySQL doesn't require this ;)
      //
      this.rs = tsStmt.executeQuery("SELECT field1 FROM testBug3620");
      this.rs.next();

      Timestamp tsValueStmtNoCal = this.rs.getTimestamp(1);

      System.out
          .println("Timestamp specifying UTC calendar from normal statement: "
              + tsValueUTC.toString());

      PreparedStatement tsPstmtRetr = tzConn
          .prepareStatement("SELECT field1 FROM testBug3620");

      this.rs = tsPstmtRetr.executeQuery();
      this.rs.next();

      Timestamp tsValuePstmtUTC = this.rs.getTimestamp(1, cal);

      System.out
          .println("Timestamp specifying UTC calendar from prepared statement: "
              + tsValuePstmtUTC.toString());

      //
      // We use this testcase with other vendors, JDBC spec
      // requires result set fields can only be read once,
      // although MySQL doesn't require this ;)
      //
      this.rs = tsPstmtRetr.executeQuery();
      this.rs.next();

      Timestamp tsValuePstmtNoCal = this.rs.getTimestamp(1);

      System.out
          .println("Timestamp specifying no calendar from prepared statement: "
              + tsValuePstmtNoCal.toString());

      long stmtDeltaTWithCal = (ts.getTime() - tsValueStmtNoCal.getTime());

      long deltaOrig = Math.abs(stmtDeltaTWithCal - pointInTimeOffset);

      assertTrue(
          "Difference between original timestamp and timestamp retrieved using java.sql.Statement "
              + "set in database using UTC calendar is not ~= "
              + epsillon + ", it is actually " + deltaOrig,
          (deltaOrig < epsillon));

      long pStmtDeltaTWithCal = (ts.getTime() - tsValuePstmtNoCal
          .getTime());

      System.out
          .println(Math.abs(pStmtDeltaTWithCal - pointInTimeOffset)
              + " < "
              + epsillon
              + (Math.abs(pStmtDeltaTWithCal - pointInTimeOffset) < epsillon));
      assertTrue(
          "Difference between original timestamp and timestamp retrieved using java.sql.PreparedStatement "
              + "set in database using UTC calendar is not ~= "
              + epsillon
              + ", it is actually "
              + pStmtDeltaTWithCal,
          (Math.abs(pStmtDeltaTWithCal - pointInTimeOffset) < epsillon));

      System.out
          .println("Difference between original ts and ts with no calendar: "
              + (ts.getTime() - tsValuePstmtNoCal.getTime())
              + ", offset should be " + pointInTimeOffset);
    } finally {
      this.stmt.executeUpdate("DROP TABLE IF EXISTS testBug3620");
    }
  }

  /**
   * Tests that DataTruncation is thrown when data is truncated.
   *
   * @throws Exception
   *             if the test fails.
   */
  public void testBug3697() throws Exception {
    try {
      this.stmt.executeUpdate("DROP TABLE IF EXISTS testBug3697");
      this.stmt
          .executeUpdate("CREATE TABLE testBug3697 (field1 VARCHAR(255))");

      StringBuffer updateBuf = new StringBuffer(
          "INSERT INTO testBug3697 VALUES ('");

      for (int i = 0; i < 512; i++) {
        updateBuf.append("A");
      }

      updateBuf.append("')");

      try {
        this.stmt.executeUpdate(updateBuf.toString());
      } catch (DataTruncation dtEx) {
        // This is an expected exception....
      }

      SQLWarning warningChain = this.stmt.getWarnings();

      System.out.println(warningChain);
    } finally {
      this.stmt.executeUpdate("DROP TABLE IF EXISTS testBug3697");
    }
  }

  /**
   * Tests fix for BUG#3804, data truncation on server should throw
   * DataTruncation exception.
   *
   * @throws Exception
   *             if the test fails
   */
  public void testBug3804() throws Exception {
    if (versionMeetsMinimum(4, 1)) {
      try {
        this.stmt.executeUpdate("DROP TABLE IF EXISTS testBug3804");
        this.stmt
            .executeUpdate("CREATE TABLE testBug3804 (field1 VARCHAR(5))");

        boolean caughtTruncation = false;

        try {
          this.stmt
              .executeUpdate("INSERT INTO testBug3804 VALUES ('1234567')");
        } catch (DataTruncation truncationEx) {
          caughtTruncation = true;
          System.out.println(truncationEx);
        }

        assertTrue("Data truncation exception should've been thrown",
            caughtTruncation);
      } finally {
        this.stmt.executeUpdate("DROP TABLE IF EXISTS testBug3804");
      }
    }
  }

  /**
   * Tests BUG#3873 - PreparedStatement.executeBatch() not returning all
   * generated keys (even though that's not JDBC compliant).
   *
   * @throws Exception
   *             if the test fails
   */
  public void testBug3873() throws Exception {
    if (isRunningOnJdk131()) {
      return; // test not valid on JDK-1.3.1
    }

    PreparedStatement batchStmt = null;

    try {
      this.stmt.executeUpdate("DROP TABLE IF EXISTS testBug3873");
      this.stmt
          .executeUpdate("CREATE TABLE testBug3873 (keyField INT NOT NULL PRIMARY KEY AUTO_INCREMENT, dataField VARCHAR(32))");
      batchStmt = this.conn.prepareStatement(
          "INSERT INTO testBug3873 (dataField) VALUES (?)",
          Statement.RETURN_GENERATED_KEYS);
      batchStmt.setString(1, "abc");
      batchStmt.addBatch();
      batchStmt.setString(1, "def");
      batchStmt.addBatch();
      batchStmt.setString(1, "ghi");
      batchStmt.addBatch();

      @SuppressWarnings("unused")
      int[] updateCounts = batchStmt.executeBatch();

      this.rs = batchStmt.getGeneratedKeys();

      while (this.rs.next()) {
        System.out.println(this.rs.getInt(1));
      }

      this.rs = batchStmt.getGeneratedKeys();
      assertTrue(this.rs.next());
      assertTrue(1 == this.rs.getInt(1));
      assertTrue(this.rs.next());
      assertTrue(2 == this.rs.getInt(1));
      assertTrue(this.rs.next());
      assertTrue(3 == this.rs.getInt(1));
      assertTrue(!this.rs.next());
    } finally {
      if (batchStmt != null) {
        batchStmt.close();
      }

      this.stmt.executeUpdate("DROP TABLE IF EXISTS testBug3873");
    }
  }

  /**
   * Tests fix for BUG#4119 -- misbehavior in a managed environment from
   * MVCSoft JDO
   *
   * @throws Exception
   *             if the test fails.
   */
  public void testBug4119() throws Exception {
    try {
      this.stmt.executeUpdate("DROP TABLE IF EXISTS testBug4119");
      this.stmt.executeUpdate("CREATE TABLE `testBug4119` ("
          + "`field1` varchar(255) NOT NULL default '',"
          + "`field2` bigint(20) default NULL,"
          + "`field3` int(11) default NULL,"
          + "`field4` datetime default NULL,"
          + "`field5` varchar(75) default NULL,"
          + "`field6` varchar(75) default NULL,"
          + "`field7` varchar(75) default NULL,"
          + "`field8` datetime default NULL,"
          + " PRIMARY KEY  (`field1`(100))" + ")");

      PreparedStatement pStmt = this.conn
          .prepareStatement("insert into testBug4119 (field2, field3,"
              + "field4, field5, field6, field7, field8, field1) values (?, ?,"
              + "?, ?, ?, ?, ?, ?)");

      pStmt.setString(1, "0");
      pStmt.setString(2, "0");
      pStmt.setTimestamp(3,
          new java.sql.Timestamp(System.currentTimeMillis()));
      pStmt.setString(4, "ABC");
      pStmt.setString(5, "DEF");
      pStmt.setString(6, "AA");
      pStmt.setTimestamp(7,
          new java.sql.Timestamp(System.currentTimeMillis()));
      pStmt.setString(8, "AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA");
      pStmt.executeUpdate();
    } finally {
      this.stmt.executeUpdate("DROP TABLE IF EXISTS testBug4119");
    }
  }

  /**
   * Tests fix for BUG#4311 - Error in JDBC retrieval of mediumint column when
   * using prepared statements and binary result sets.
   *
   * @throws Exception
   *             if the test fails.
   */
  public void testBug4311() throws Exception {
    try {
      int lowValue = -8388608;
      int highValue = 8388607;

      this.stmt.executeUpdate("DROP TABLE IF EXISTS testBug4311");
      this.stmt
          .executeUpdate("CREATE TABLE testBug4311 (low MEDIUMINT, high MEDIUMINT)");
      this.stmt.executeUpdate("INSERT INTO testBug4311 VALUES ("
          + lowValue + ", " + highValue + ")");

      PreparedStatement pStmt = this.conn
          .prepareStatement("SELECT low, high FROM testBug4311");
      this.rs = pStmt.executeQuery();
      assertTrue(this.rs.next());
      assertTrue(this.rs.getInt(1) == lowValue);
      assertTrue(this.rs.getInt(2) == highValue);
    } finally {
      this.stmt.executeUpdate("DROP TABLE IF EXISTS testBug4311");
    }
  }

  /**
   * Tests fix for BUG#4510 -- Statement.getGeneratedKeys() fails when key >
   * 32767
   *
   * @throws Exception
   *             if the test fails
   */
  public void testBug4510() throws Exception {
    if (isRunningOnJdk131()) {
      return; // test not valid on JDK-1.3.1
    }

    try {
      this.stmt.executeUpdate("DROP TABLE IF EXISTS testBug4510");
      this.stmt.executeUpdate("CREATE TABLE testBug4510 ("
          + "field1 INT NOT NULL PRIMARY KEY AUTO_INCREMENT,"
          + "field2 VARCHAR(100))");
      this.stmt
          .executeUpdate("INSERT INTO testBug4510 (field1, field2) VALUES (32767, 'bar')");

      PreparedStatement p = this.conn.prepareStatement(
          "insert into testBug4510 (field2) values (?)",
          Statement.RETURN_GENERATED_KEYS);

      p.setString(1, "blah");

      p.executeUpdate();

      ResultSet genKeysRs = p.getGeneratedKeys();
      genKeysRs.next();
      System.out.println("Id: " + genKeysRs.getInt(1));
      genKeysRs.close();
    } finally {
      this.stmt.executeUpdate("DROP TABLE IF EXISTS testBug4510");
    }
  }

  /**
   * Server doesn't accept everything as a server-side prepared statement, so
   * by default we scan for stuff it can't handle.
   *
   * @throws SQLException
   */
  public void testBug4718() throws SQLException {
    if (versionMeetsMinimum(4, 1, 0)
        && ((com.mysql.jdbc.Connection) this.conn)
            .getUseServerPreparedStmts()) {
      this.pstmt = this.conn.prepareStatement("SELECT 1 LIMIT ?");
      assertTrue(this.pstmt instanceof com.mysql.jdbc.PreparedStatement);

      this.pstmt = this.conn.prepareStatement("SELECT 1 LIMIT 1");
      assertTrue(this.pstmt instanceof com.mysql.jdbc.ServerPreparedStatement);

      this.pstmt = this.conn.prepareStatement("SELECT 1 LIMIT 1, ?");
      assertTrue(this.pstmt instanceof com.mysql.jdbc.PreparedStatement);

      try {
        this.stmt.executeUpdate("DROP TABLE IF EXISTS testBug4718");
        this.stmt
            .executeUpdate("CREATE TABLE testBug4718 (field1 char(32))");

        this.pstmt = this.conn
            .prepareStatement("ALTER TABLE testBug4718 ADD INDEX (field1)");
        assertTrue(this.pstmt instanceof com.mysql.jdbc.PreparedStatement);

        this.pstmt = this.conn.prepareStatement("SELECT 1");
        assertTrue(this.pstmt instanceof ServerPreparedStatement);

        this.pstmt = this.conn
            .prepareStatement("UPDATE testBug4718 SET field1=1");
        assertTrue(this.pstmt instanceof ServerPreparedStatement);

        this.pstmt = this.conn
            .prepareStatement("UPDATE testBug4718 SET field1=1 LIMIT 1");
        assertTrue(this.pstmt instanceof ServerPreparedStatement);

        this.pstmt = this.conn
            .prepareStatement("UPDATE testBug4718 SET field1=1 LIMIT ?");
        assertTrue(this.pstmt instanceof com.mysql.jdbc.PreparedStatement);

        this.pstmt = this.conn
            .prepareStatement("UPDATE testBug4718 SET field1='Will we ignore LIMIT ?,?'");
        assertTrue(this.pstmt instanceof ServerPreparedStatement);

      } finally {
        this.stmt.executeUpdate("DROP TABLE IF EXISTS testBug4718");
      }
    }
  }

  /**
   * Tests fix for BUG#5012 -- ServerPreparedStatements dealing with return of
   * DECIMAL type don't work.
   *
   * @throws Exception
   *             if the test fails.
   */
  public void testBug5012() throws Exception {
    PreparedStatement pStmt = null;
    String valueAsString = "12345.12";

    try {
      this.stmt.executeUpdate("DROP TABLE IF EXISTS testBug5012");
      this.stmt
          .executeUpdate("CREATE TABLE testBug5012(field1 DECIMAL(10,2))");
      this.stmt.executeUpdate("INSERT INTO testBug5012 VALUES ("
          + valueAsString + ")");

      pStmt = this.conn
          .prepareStatement("SELECT field1 FROM testBug5012");
      this.rs = pStmt.executeQuery();
      assertTrue(this.rs.next());
      assertEquals(new BigDecimal(valueAsString),
          this.rs.getBigDecimal(1));
    } finally {
      this.stmt.executeUpdate("DROP TABLE IF EXISTS testBug5012");

      if (pStmt != null) {
        pStmt.close();
      }
    }
  }

  /**
   * Tests fix for BUG#5133 -- PreparedStatement.toString() doesn't return
   * correct value if no parameters are present in statement.
   *
   * @throws Exception
   */
  public void testBug5133() throws Exception {
    String query = "SELECT 1";
    String output = this.conn.prepareStatement(query).toString();
    System.out.println(output);

    assertTrue(output.indexOf(query) != -1);
  }

  /**
   * Tests for BUG#5191 -- PreparedStatement.executeQuery() gives
   * OutOfMemoryError
   *
   * @throws Exception
   *             if the test fails.
   */
  public void testBug5191() throws Exception {
    PreparedStatement pStmt = null;

    try {
      this.stmt.executeUpdate("DROP TABLE IF EXISTS testBug5191Q");
      this.stmt.executeUpdate("DROP TABLE IF EXISTS testBug5191C");

      this.stmt.executeUpdate("CREATE TABLE testBug5191Q"
          + "(QuestionId int NOT NULL AUTO_INCREMENT, "
          + "Text VARCHAR(200), " + "PRIMARY KEY(QuestionId))");

      this.stmt.executeUpdate("CREATE TABLE testBug5191C"
          + "(CategoryId int, " + "QuestionId int)");

      String[] questions = new String[] { "What is your name?",
          "What is your quest?",
          "What is the airspeed velocity of an unladen swollow?",
          "How many roads must a man walk?", "Where's the tea?", };

      for (int i = 0; i < questions.length; i++) {
        this.stmt.executeUpdate("INSERT INTO testBug5191Q(Text)"
            + " VALUES (\"" + questions[i] + "\")");
        int catagory = (i < 3) ? 0 : i;

        this.stmt.executeUpdate("INSERT INTO testBug5191C"
            + "(CategoryId, QuestionId) VALUES (" + catagory + ", "
            + i + ")");
        /*
         * this.stmt.executeUpdate("INSERT INTO testBug5191C" +
         * "(CategoryId, QuestionId) VALUES (" + catagory + ", (SELECT
         * testBug5191Q.QuestionId" + " FROM testBug5191Q " + "WHERE
         * testBug5191Q.Text LIKE '" + questions[i] + "'))");
         */
      }

      pStmt = this.conn.prepareStatement("SELECT qc.QuestionId, q.Text "
          + "FROM testBug5191Q q, testBug5191C qc "
          + "WHERE qc.CategoryId = ? "
          + " AND q.QuestionId = qc.QuestionId");

      int catId = 0;
      for (int i = 0; i < 100; i++) {
        execQueryBug5191(pStmt, catId);
      }

    } finally {
      this.stmt.executeUpdate("DROP TABLE IF EXISTS testBug5191Q");
      this.stmt.executeUpdate("DROP TABLE IF EXISTS testBug5191C");

      if (pStmt != null) {
        pStmt.close();
      }
    }
  }

  public void testBug5235() throws Exception {
    Properties props = new Properties();
    props.setProperty("zeroDateTimeBehavior", "convertToNull");

    Connection convertToNullConn = getConnectionWithProps(props);
    Statement convertToNullStmt = convertToNullConn.createStatement();
    try {
      convertToNullStmt.executeUpdate("DROP TABLE IF EXISTS testBug5235");
      convertToNullStmt
          .executeUpdate("CREATE TABLE testBug5235(field1 DATE)");
      convertToNullStmt
          .executeUpdate("INSERT INTO testBug5235 (field1) VALUES ('0000-00-00')");

      PreparedStatement ps = convertToNullConn
          .prepareStatement("SELECT field1 FROM testBug5235");
      this.rs = ps.executeQuery();

      if (this.rs.next()) {
        Date d = (Date) this.rs.getObject("field1");
        System.out.println("date: " + d);
      }
    } finally {
      convertToNullStmt.executeUpdate("DROP TABLE IF EXISTS testBug5235");
    }
  }

  public void testBug5450() throws Exception {
    if (versionMeetsMinimum(4, 1)) {
      String table = "testBug5450";
      String column = "policyname";

      try {
        Properties props = new Properties();
        props.setProperty("characterEncoding", "utf-8");

        Connection utf8Conn = getConnectionWithProps(props);
        Statement utfStmt = utf8Conn.createStatement();

        this.stmt.executeUpdate("DROP TABLE IF EXISTS " + table);

        this.stmt.executeUpdate("CREATE TABLE " + table
            + "(policyid int NOT NULL AUTO_INCREMENT, " + column
            + " VARCHAR(200), "
            + "PRIMARY KEY(policyid)) DEFAULT CHARACTER SET utf8");

        String pname0 = "inserted \uac00 - foo - \u4e00";

        utfStmt.executeUpdate("INSERT INTO " + table + "(" + column
            + ")" + " VALUES (\"" + pname0 + "\")");

        this.rs = utfStmt.executeQuery("SELECT " + column + " FROM "
            + table);

        this.rs.first();
        String pname1 = this.rs.getString(column);

        assertEquals(pname0, pname1);
        byte[] bytes = this.rs.getBytes(column);

        String pname2 = new String(bytes, "utf-8");
        assertEquals(pname1, pname2);

        utfStmt.executeUpdate("delete from " + table + " where "
            + column + " like 'insert%'");

        PreparedStatement s1 = utf8Conn.prepareStatement("insert into "
            + table + "(" + column + ") values (?)");

        s1.setString(1, pname0);
        s1.executeUpdate();

        String byteesque = "byte " + pname0;
        byte[] newbytes = byteesque.getBytes("utf-8");

        s1.setBytes(1, newbytes);
        s1.executeUpdate();

        this.rs = utfStmt.executeQuery("select " + column + " from "
            + table + " where " + column + " like 'insert%'");
        this.rs.first();
        String pname3 = this.rs.getString(column);
        assertEquals(pname0, pname3);

        this.rs = utfStmt.executeQuery("select " + column + " from "
            + table + " where " + column + " like 'byte insert%'");
        this.rs.first();

        String pname4 = this.rs.getString(column);
        assertEquals(byteesque, pname4);

      } finally {
        this.stmt.executeUpdate("DROP TABLE IF EXISTS " + table);
      }
    }
  }

  public void testBug5510() throws Exception {
    // This is a server bug that should be fixed by 4.1.6
    if (versionMeetsMinimum(4, 1, 6)) {
      createTable(
          "`testBug5510`",
          "("
              + "`a` bigint(20) NOT NULL auto_increment,"
              + "`b` varchar(64) default NULL,"
              + "`c` varchar(64) default NULL,"
              + "`d` varchar(255) default NULL,"
              + "`e` int(11) default NULL,"
              + "`f` varchar(32) default NULL,"
              + "`g` varchar(32) default NULL,"
              + "`h` varchar(80) default NULL,"
              + "`i` varchar(255) default NULL,"
              + "`j` varchar(255) default NULL,"
              + "`k` varchar(255) default NULL,"
              + "`l` varchar(32) default NULL,"
              + "`m` varchar(32) default NULL,"
              + "`n` timestamp NOT NULL default CURRENT_TIMESTAMP on update"
              + " CURRENT_TIMESTAMP,"
              + "`o` int(11) default NULL,"
              + "`p` int(11) default NULL,"
              + "PRIMARY KEY  (`a`)" + ") DEFAULT CHARSET=latin1",
          "InnoDB ");
      PreparedStatement pStmt = this.conn
          .prepareStatement("INSERT INTO testBug5510 (a) VALUES (?)");
      pStmt.setNull(1, 0);
      pStmt.executeUpdate();
    }
  }

  /**
   * Tests fix for BUG#5874, timezone correction goes in wrong 'direction'
   * when useTimezone=true and server timezone differs from client timezone.
   *
   * @throws Exception
   *             if the test fails.
   */
  public void testBug5874() throws Exception {
    /*
     * try { String clientTimezoneName = "America/Los_Angeles"; String
     * serverTimezoneName = "America/Chicago";
     *
     * TimeZone.setDefault(TimeZone.getTimeZone(clientTimezoneName));
     *
     * long epsillon = 3000; // 3 seconds difference
     *
     * long clientTimezoneOffsetMillis = TimeZone.getDefault()
     * .getRawOffset(); long serverTimezoneOffsetMillis =
     * TimeZone.getTimeZone( serverTimezoneName).getRawOffset();
     *
     * long offsetDifference = clientTimezoneOffsetMillis -
     * serverTimezoneOffsetMillis;
     *
     * Properties props = new Properties(); props.put("useTimezone",
     * "true"); props.put("serverTimezone", serverTimezoneName);
     *
     * Connection tzConn = getConnectionWithProps(props); Statement tzStmt =
     * tzConn.createStatement();
     * tzStmt.executeUpdate("DROP TABLE IF EXISTS timeTest"); tzStmt
     * .executeUpdate("CREATE TABLE timeTest (tstamp DATETIME, t TIME)");
     *
     * PreparedStatement pstmt = tzConn
     * .prepareStatement("INSERT INTO timeTest VALUES (?, ?)");
     *
     * long now = System.currentTimeMillis(); // Time in milliseconds //
     * since 1/1/1970 GMT
     *
     * Timestamp nowTstamp = new Timestamp(now); Time nowTime = new
     * Time(now);
     *
     * pstmt.setTimestamp(1, nowTstamp); pstmt.setTime(2, nowTime);
     * pstmt.executeUpdate();
     *
     * this.rs = tzStmt.executeQuery("SELECT * from timeTest");
     *
     * // Timestamps look like this: 2004-11-29 13:43:21 SimpleDateFormat
     * timestampFormat = new SimpleDateFormat( "yyyy-MM-dd HH:mm:ss");
     * SimpleDateFormat timeFormat = new SimpleDateFormat("HH:mm:ss");
     *
     * while (this.rs.next()) { // Driver now converts/checks
     * DATE/TIME/TIMESTAMP/DATETIME types // when calling getString()...
     * String retrTimestampString = new String(this.rs.getBytes(1));
     * Timestamp retrTimestamp = this.rs.getTimestamp(1);
     *
     * java.util.Date timestampOnServer = timestampFormat
     * .parse(retrTimestampString);
     *
     * long retrievedOffsetForTimestamp = retrTimestamp.getTime() -
     * timestampOnServer.getTime();
     *
     * assertTrue(
     * "Difference between original timestamp and timestamp retrieved using client timezone is not "
     * + offsetDifference, (Math .abs(retrievedOffsetForTimestamp -
     * offsetDifference) < epsillon));
     *
     * String retrTimeString = new String(this.rs.getBytes(2)); Time
     * retrTime = this.rs.getTime(2);
     *
     * java.util.Date timeOnServerAsDate = timeFormat
     * .parse(retrTimeString); Time timeOnServer = new
     * Time(timeOnServerAsDate.getTime());
     *
     * long retrievedOffsetForTime = retrTime.getTime() -
     * timeOnServer.getTime();
     *
     * assertTrue(
     * "Difference between original times and time retrieved using client timezone is not "
     * + offsetDifference, (Math.abs(retrievedOffsetForTime -
     * offsetDifference) < epsillon)); } } finally {
     * this.stmt.executeUpdate("DROP TABLE IF EXISTS timeTest"); }
     */
  }

  public void testBug6823() throws SQLException {
    innerBug6823(true);
    innerBug6823(false);
  }

  public void testBug7461() throws Exception {
    String tableName = "testBug7461";

    try {
      createTable(tableName, "(field1 varchar(4))");
      File tempFile = File.createTempFile("mysql-test", ".txt");
      tempFile.deleteOnExit();

      FileOutputStream fOut = new FileOutputStream(tempFile);
      fOut.write("abcdefghijklmnop".getBytes());
      fOut.close();

      try {
        this.stmt.executeQuery("LOAD DATA LOCAL INFILE '"
            + tempFile.toString() + "' INTO TABLE " + tableName);
      } catch (SQLException sqlEx) {
        this.stmt.getWarnings();
      }

    } finally {
      dropTable(tableName);
    }

  }

  public void testBug8181() throws Exception {

    try {
      this.stmt.executeUpdate("DROP TABLE IF EXISTS testBug8181");
      this.stmt
          .executeUpdate("CREATE TABLE testBug8181(col1 VARCHAR(20),col2 INT)");

      this.pstmt = this.conn
          .prepareStatement("INSERT INTO testBug8181(col1,col2) VALUES(?,?)");

      for (int i = 0; i < 20; i++) {
        this.pstmt.setString(1, "Test " + i);
        this.pstmt.setInt(2, i);
        this.pstmt.addBatch();
      }

      this.pstmt.executeBatch();

    } finally {
      this.stmt.executeUpdate("DROP TABLE IF EXISTS testBug8181");

      if (this.pstmt != null) {
        this.pstmt.close();
      }
    }
  }

  /**
   * Tests fix for BUG#8487 - PreparedStatements not creating streaming result
   * sets.
   *
   * @throws Exception
   *             if the test fails.
   */
  public void testBug8487() throws Exception {
    try {
      this.pstmt = this.conn.prepareStatement("SELECT 1",
          ResultSet.TYPE_FORWARD_ONLY, ResultSet.CONCUR_READ_ONLY);

      this.pstmt.setFetchSize(Integer.MIN_VALUE);
      this.rs = this.pstmt.executeQuery();
      try {
        this.conn.createStatement().executeQuery("SELECT 2");
        fail("Should have caught a streaming exception here");
      } catch (SQLException sqlEx) {
        assertTrue(sqlEx.getMessage() != null
            && sqlEx.getMessage().indexOf("Streaming") != -1);
      }

    } finally {
      if (this.rs != null) {
        while (this.rs.next())
          ;

        this.rs.close();
      }

      if (this.pstmt != null) {
        this.pstmt.close();
      }
    }
  }

  /**
   * Tests multiple statement support with fix for BUG#9704.
   *
   * @throws Exception
   *             DOCUMENT ME!
   */
  public void testBug9704() throws Exception {
    if (versionMeetsMinimum(4, 1)) {
      Connection multiStmtConn = null;
      Statement multiStmt = null;

      try {
        Properties props = new Properties();
        props.setProperty("allowMultiQueries", "true");

        multiStmtConn = getConnectionWithProps(props);

        multiStmt = multiStmtConn.createStatement();

        multiStmt
            .executeUpdate("DROP TABLE IF EXISTS testMultiStatements");
        multiStmt
            .executeUpdate("CREATE TABLE testMultiStatements (field1 VARCHAR(255), field2 INT, field3 DOUBLE)");
        multiStmt
            .executeUpdate("INSERT INTO testMultiStatements VALUES ('abcd', 1, 2)");

        multiStmt
            .execute("SELECT field1 FROM testMultiStatements WHERE field1='abcd';"
                + "UPDATE testMultiStatements SET field3=3;"
                + "SELECT field3 FROM testMultiStatements WHERE field3=3");

        this.rs = multiStmt.getResultSet();

        assertTrue(this.rs.next());

        assertTrue("abcd".equals(this.rs.getString(1)));
        this.rs.close();

        // Next should be an update count...
        assertTrue(!multiStmt.getMoreResults());

        assertTrue("Update count was " + multiStmt.getUpdateCount()
            + ", expected 1", multiStmt.getUpdateCount() == 1);

        assertTrue(multiStmt.getMoreResults());

        this.rs = multiStmt.getResultSet();

        assertTrue(this.rs.next());

        assertTrue(this.rs.getDouble(1) == 3);

        // End of multi results
        assertTrue(!multiStmt.getMoreResults());
        assertTrue(multiStmt.getUpdateCount() == -1);
      } finally {
        if (multiStmt != null) {
          multiStmt
              .executeUpdate("DROP TABLE IF EXISTS testMultiStatements");

          multiStmt.close();
        }

        if (multiStmtConn != null) {
          multiStmtConn.close();
        }
      }
    }
  }

  /**
   * Tests that you can close a statement twice without an NPE.
   *
   * @throws Exception
   *             if an error occurs.
   */
  public void testCloseTwice() throws Exception {
    Statement closeMe = this.conn.createStatement();
    closeMe.close();
    closeMe.close();
  }

  public void testCsc4194() throws Exception {
    if (isRunningOnJdk131()) {
      return; // test not valid on JDK-1.3.1
    }

    try {
      "".getBytes("Windows-31J");
    } catch (UnsupportedEncodingException ex) {
      return; // test doesn't work on this platform
    }

    Connection sjisConn = null;
    Connection windows31JConn = null;

    try {
      String tableNameText = "testCsc4194Text";
      String tableNameBlob = "testCsc4194Blob";

      createTable(tableNameBlob, "(field1 BLOB)");
      String charset = "";

      if (versionMeetsMinimum(5, 0, 3) || versionMeetsMinimum(4, 1, 12)) {
        charset = " CHARACTER SET cp932";
      } else if (versionMeetsMinimum(4, 1, 0)) {
        charset = " CHARACTER SET sjis";
      }

      createTable(tableNameText, "(field1 TEXT)" + charset);

      Properties windows31JProps = new Properties();
      windows31JProps.setProperty("useUnicode", "true");
      windows31JProps.setProperty("characterEncoding", "Windows-31J");

      windows31JConn = getConnectionWithProps(windows31JProps);
      testCsc4194InsertCheckBlob(windows31JConn, tableNameBlob);

      if (versionMeetsMinimum(4, 1, 0)) {
        testCsc4194InsertCheckText(windows31JConn, tableNameText,
            "Windows-31J");
      }

      Properties sjisProps = new Properties();
      sjisProps.setProperty("useUnicode", "true");
      sjisProps.setProperty("characterEncoding", "sjis");

      sjisConn = getConnectionWithProps(sjisProps);
      testCsc4194InsertCheckBlob(sjisConn, tableNameBlob);

      if (versionMeetsMinimum(5, 0, 3)) {
        testCsc4194InsertCheckText(sjisConn, tableNameText,
            "Windows-31J");
      }

    } finally {

      if (windows31JConn != null) {
        windows31JConn.close();
      }

      if (sjisConn != null) {
        sjisConn.close();
      }
    }
  }

  private void testCsc4194InsertCheckBlob(Connection c, String tableName)
      throws Exception {
    byte[] bArray = new byte[] { (byte) 0xac, (byte) 0xed, (byte) 0x00,
        (byte) 0x05 };

    PreparedStatement testStmt = c.prepareStatement("INSERT INTO "
        + tableName + " VALUES (?)");
    testStmt.setBytes(1, bArray);
    testStmt.executeUpdate();

    this.rs = c.createStatement().executeQuery(
        "SELECT field1 FROM " + tableName);
    assertTrue(this.rs.next());
    assertEquals(getByteArrayString(bArray),
        getByteArrayString(this.rs.getBytes(1)));
    this.rs.close();
  }

  private void testCsc4194InsertCheckText(Connection c, String tableName,
      String encoding) throws Exception {
    byte[] kabuInShiftJIS = { (byte) 0x87, // a double-byte
        // charater("kabu") in Shift JIS
        (byte) 0x8a, };

    String expected = new String(kabuInShiftJIS, encoding);
    PreparedStatement testStmt = c.prepareStatement("INSERT INTO "
        + tableName + " VALUES (?)");
    testStmt.setString(1, expected);
    testStmt.executeUpdate();

    this.rs = c.createStatement().executeQuery(
        "SELECT field1 FROM " + tableName);
    assertTrue(this.rs.next());
    assertEquals(expected, this.rs.getString(1));
    this.rs.close();
  }

  /**
   * Tests all forms of statements influencing getGeneratedKeys().
   *
   * @throws Exception
   *             if the test fails.
   */
  public void testGetGeneratedKeysAllCases() throws Exception {
    if (isRunningOnJdk131()) {
      return; // test not valid on JDK-1.3.1
    }

    System.out.println("Using Statement.executeUpdate()\n");

    try {
      createGGKTables();

      // Do the tests
      for (int i = 0; i < tests.length; i++) {
        doGGKTestStatement(tests[i], true);
      }
    } finally {
      dropGGKTables();
    }

    nextID = 1;
    count = 0;

    System.out.println("Using Statement.execute()\n");

    try {
      createGGKTables();

      // Do the tests
      for (int i = 0; i < tests.length; i++) {
        doGGKTestStatement(tests[i], false);
      }
    } finally {
      dropGGKTables();
    }

    nextID = 1;
    count = 0;

    System.out.println("Using PreparedStatement.executeUpdate()\n");

    try {
      createGGKTables();

      // Do the tests
      for (int i = 0; i < tests.length; i++) {
        doGGKTestPreparedStatement(tests[i], true);
      }
    } finally {
      dropGGKTables();
    }

    nextID = 1;
    count = 0;

    System.out.println("Using PreparedStatement.execute()\n");

    try {
      createGGKTables();

      // Do the tests
      for (int i = 0; i < tests.length; i++) {
        doGGKTestPreparedStatement(tests[i], false);
      }
    } finally {
      dropGGKTables();
    }
  }

  /**
   * Tests that max_rows and 'limit' don't cause exceptions to be thrown.
   *
   * @throws Exception
   *             if the test fails.
   */
  public void testLimitAndMaxRows() throws Exception {
    try {
      this.stmt.executeUpdate("DROP TABLE IF EXISTS testMaxRowsAndLimit");
      this.stmt
          .executeUpdate("CREATE TABLE testMaxRowsAndLimit(limitField INT)");

      for (int i = 0; i < 500; i++) {
        this.stmt
            .executeUpdate("INSERT INTO testMaxRowsAndLimit VALUES ("
                + i + ")");
      }

      this.stmt.setMaxRows(250);
      this.stmt
          .executeQuery("SELECT limitField FROM testMaxRowsAndLimit");
    } finally {
      this.stmt.setMaxRows(0);

      this.stmt.executeUpdate("DROP TABLE IF EXISTS testMaxRowsAndLimit");
    }
  }

  /*
   * public void testBug9595() throws Exception { double[] vals = new double[]
   * {52.21, 52.22, 52.23, 52.24};
   *
   * createTable("testBug9595", "(field1 DECIMAL(10,2), sortField INT)");
   *
   * this.pstmt = this.conn.prepareStatement("INSERT INTO testBug9595 VALUES
   * (?, ?)"); // Try setting as doubles for (int i = 0; i < vals.length; i++)
   * { this.pstmt.setDouble(1, vals[i]); this.pstmt.setInt(2, i);
   * this.pstmt.executeUpdate(); }
   *
   * this.pstmt = this.conn.prepareStatement("SELECT field1 FROM testBug9595
   * ORDER BY sortField"); this.rs = this.pstmt.executeQuery();
   *
   * int i = 0;
   *
   * while (this.rs.next()) { double valToTest = vals[i++];
   *
   * assertEquals(this.rs.getDouble(1), valToTest, 0.001);
   * assertEquals(this.rs.getBigDecimal(1).doubleValue(), valToTest, 0.001); }
   *
   * this.pstmt = this.conn.prepareStatement("INSERT INTO testBug9595 VALUES
   * (?, ?)");
   *
   * this.stmt.executeUpdate("TRUNCATE TABLE testBug9595"); // Now, as
   * BigDecimals for (i = 0; i < vals.length; i++) { BigDecimal foo = new
   * BigDecimal(vals[i]);
   *
   * this.pstmt.setObject(1, foo, Types.DECIMAL, 2); this.pstmt.setInt(2, i);
   * this.pstmt.executeUpdate(); }
   *
   * this.pstmt = this.conn.prepareStatement("SELECT field1 FROM testBug9595
   * ORDER BY sortField"); this.rs = this.pstmt.executeQuery();
   *
   * i = 0;
   *
   * while (this.rs.next()) { double valToTest = vals[i++];
   * System.out.println(this.rs.getString(1));
   * assertEquals(this.rs.getDouble(1), valToTest, 0.001);
   * assertEquals(this.rs.getBigDecimal(1).doubleValue(), valToTest, 0.001); }
   * }
   */

  /**
   * Tests that 'LOAD DATA LOCAL INFILE' works
   *
   * @throws Exception
   *             if any errors occur
   */
  public void testLoadData() throws Exception {
    try {
      //int maxAllowedPacket = 1048576;

      this.stmt.executeUpdate("DROP TABLE IF EXISTS loadDataRegress");
      this.stmt
          .executeUpdate("CREATE TABLE loadDataRegress (field1 int, field2 int)");

      File tempFile = File.createTempFile("mysql", ".txt");

      // tempFile.deleteOnExit();
      System.out.println(tempFile);

      Writer out = new FileWriter(tempFile);

      int localCount = 0;
      int rowCount = 128; // maxAllowedPacket * 4;

      for (int i = 0; i < rowCount; i++) {
        out.write((localCount++) + "\t" + (localCount++) + "\n");
      }

      out.close();

      StringBuffer fileNameBuf = null;

      if (File.separatorChar == '\\') {
        fileNameBuf = new StringBuffer();

        String fileName = tempFile.getAbsolutePath();
        int fileNameLength = fileName.length();

        for (int i = 0; i < fileNameLength; i++) {
          char c = fileName.charAt(i);

          if (c == '\\') {
            fileNameBuf.append("/");
          } else {
            fileNameBuf.append(c);
          }
        }
      } else {
        fileNameBuf = new StringBuffer(tempFile.getAbsolutePath());
      }

      int updateCount = this.stmt
          .executeUpdate("LOAD DATA LOCAL INFILE '"
              + fileNameBuf.toString()
              + "' INTO TABLE loadDataRegress" +
              " CHARACTER SET " + CharsetMapping.getMysqlEncodingForJavaEncoding(((MySQLConnection)this.conn).getEncoding(), (com.mysql.jdbc.Connection) this.conn));
      assertTrue(updateCount == rowCount);
    } finally {
      this.stmt.executeUpdate("DROP TABLE IF EXISTS loadDataRegress");
    }
  }

  public void testNullClob() throws Exception {
    createTable("testNullClob", "(field1 TEXT NULL)");

    PreparedStatement pStmt = null;

    try {
      pStmt = this.conn
          .prepareStatement("INSERT INTO testNullClob VALUES (?)");
      pStmt.setClob(1, null);
      pStmt.executeUpdate();
    } finally {
      if (pStmt != null) {
        pStmt.close();
      }
    }
  }

  /**
   * Tests fix for BUG#1658
   *
   * @throws Exception
   *             if the fix for parameter bounds checking doesn't work.
   */
  public void testParameterBoundsCheck() throws Exception {
    try {
      this.stmt
          .executeUpdate("DROP TABLE IF EXISTS testParameterBoundsCheck");
      this.stmt
          .executeUpdate("CREATE TABLE testParameterBoundsCheck(f1 int, f2 int, f3 int, f4 int, f5 int)");

      PreparedStatement _pstmt = this.conn
          .prepareStatement("UPDATE testParameterBoundsCheck SET f1=?, f2=?,f3=?,f4=? WHERE f5=?");

      _pstmt.setString(1, "");
      _pstmt.setString(2, "");

      try {
        _pstmt.setString(25, "");
      } catch (SQLException sqlEx) {
        assertTrue(SQLError.SQL_STATE_ILLEGAL_ARGUMENT.equals(sqlEx
            .getSQLState()));
      }
    } finally {
      this.stmt
          .executeUpdate("DROP TABLE IF EXISTS testParameterBoundsCheck");
    }
  }

  public void testPStmtTypesBug() throws Exception {
    try {
      this.stmt.executeUpdate("DROP TABLE IF EXISTS testPStmtTypesBug");
      this.stmt
          .executeUpdate("CREATE TABLE testPStmtTypesBug(field1 INT)");
      this.pstmt = this.conn
          .prepareStatement("INSERT INTO testPStmtTypesBug VALUES (?)");
      this.pstmt.setObject(1, null, Types.INTEGER);
      this.pstmt.addBatch();
      this.pstmt.setInt(1, 1);
      this.pstmt.addBatch();
      this.pstmt.executeBatch();

    } finally {
      this.stmt.executeUpdate("DROP TABLE IF EXISTS testPStmtTypesBug");
    }
  }

  /**
   * Tests fix for BUG#1511
   *
   * @throws Exception
   *             if the quoteid parsing fix in PreparedStatement doesn't work.
   */
  public void testQuotedIdRecognition() throws Exception {
    if (!this.versionMeetsMinimum(4, 1)) {
      try {
        this.stmt.executeUpdate("DROP TABLE IF EXISTS testQuotedId");
        this.stmt
            .executeUpdate("CREATE TABLE testQuotedId (col1 VARCHAR(32))");

        PreparedStatement pStmt = this.conn
            .prepareStatement("SELECT * FROM testQuotedId WHERE col1='ABC`DEF' or col1=?");
        pStmt.setString(1, "foo");
        pStmt.execute();

        this.stmt.executeUpdate("DROP TABLE IF EXISTS testQuotedId2");
        this.stmt
            .executeUpdate("CREATE TABLE testQuotedId2 (`Works?` INT)");
        pStmt = this.conn
            .prepareStatement("INSERT INTO testQuotedId2 (`Works?`) VALUES (?)");
        pStmt.setInt(1, 1);
        pStmt.executeUpdate();
      } finally {
        this.stmt.executeUpdate("DROP TABLE IF EXISTS testQuotedId");
        this.stmt.executeUpdate("DROP TABLE IF EXISTS testQuotedId2");
      }
    }
  }

  /**
   * Tests for BUG#9288, parameter index out of range if LIKE, ESCAPE '\'
   * present in query.
   *
   * @throws Exception
   *             if the test fails.
   */
  /*
   * public void testBug9288() throws Exception { String tableName =
   * "testBug9288"; PreparedStatement pStmt = null;
   *
   * try { createTable(tableName, "(field1 VARCHAR(32), field2 INT)"); pStmt =
   * ((com.mysql.jdbc.Connection)this.conn).clientPrepareStatement( "SELECT
   * COUNT(1) FROM " + tableName + " WHERE " + "field1 LIKE '%' ESCAPE '\\'
   * AND " + "field2 > ?"); pStmt.setInt(1, 0);
   *
   * this.rs = pStmt.executeQuery(); } finally { if (this.rs != null) {
   * this.rs.close(); this.rs = null; }
   *
   * if (pStmt != null) { pStmt.close(); } } }
   */

  /*
   * public void testBug10999() throws Exception { if (versionMeetsMinimum(5,
   * 0, 5)) {
   *
   * String tableName = "testBug10999"; String updateTrigName =
   * "testBug10999Update"; String insertTrigName = "testBug10999Insert"; try {
   * createTable(tableName, "(pkfield INT PRIMARY KEY NOT NULL AUTO_INCREMENT,
   * field1 VARCHAR(32))");
   *
   * try { this.stmt.executeUpdate("DROP TRIGGER " + updateTrigName); } catch
   * (SQLException sqlEx) { // ignore for now }
   *
   * this.stmt.executeUpdate("CREATE TRIGGER " + updateTrigName + " AFTER
   * UPDATE ON " + tableName + " FOR EACH ROW " + "BEGIN " + "END");
   *
   * try { this.stmt.executeUpdate("DROP TRIGGER " + insertTrigName); } catch
   * (SQLException sqlEx) { // ignore }
   *
   * this.stmt.executeUpdate("CREATE TRIGGER " + insertTrigName + " AFTER
   * INSERT ON " + tableName + " FOR EACH ROW " + " BEGIN " + "END");
   *
   * this.conn.setAutoCommit(false);
   *
   * String updateSQL = "INSERT INTO " + tableName + " (field1) VALUES
   * ('abcdefg')"; int rowCount = this.stmt.executeUpdate(updateSQL,
   * Statement.RETURN_GENERATED_KEYS);
   *
   * this.rs = stmt.getGeneratedKeys(); if (rs.next()) {
   * System.out.println(rs.getInt(1)); int id = rs.getInt(1); //if
   * (log.isDebugEnabled()) // log.debug("Retrieved ID = " + id); } //else {
   * //log.error("Can't retrieve ID with getGeneratedKeys."); // Retrieve ID
   * using a SELECT statement instead. // querySQL = "SELECT id from tab1
   * WHERE ...";
   *
   * //if (log.isDebugEnabled()) // log.debug(querySQL);
   *
   * //rs = stmt.executeQuery(querySQL); this.rs =
   * this.stmt.executeQuery("SELECT pkfield FROM " + tableName); } finally {
   * this.conn.setAutoCommit(true);
   *
   * try { this.stmt.executeUpdate("DROP TRIGGER IF EXISTS " +
   * insertTrigName); } catch (SQLException sqlEx) { // ignore }
   *
   * try { this.stmt.executeUpdate("DROP TRIGGER IF EXISTS " +
   * updateTrigName); } catch (SQLException sqlEx) { // ignore } } } }
   */

  /**
   * Tests that binary dates/times are encoded/decoded correctly.
   *
   * @throws Exception
   *             if the test fails.
   *
   * @deprecated because we need to use this particular constructor for the
   *             date class, as Calendar-constructed dates don't pass the
   *             .equals() test :(
   */
  public void testServerPrepStmtAndDate() throws Exception {
    try {
      this.stmt
          .executeUpdate("DROP TABLE IF EXISTS testServerPrepStmtAndDate");
      this.stmt.executeUpdate("CREATE TABLE testServerPrepStmtAndDate("
          + "`P_ID` int(10) NOT NULL default '0',"
          + "`H_ID` int(10) NOT NULL default '0',"
          + "`R_ID` int(10) NOT NULL default '0',"
          + "`H_Age` int(10) default NULL,"
          + "`R_Date` date NOT NULL default '0000-00-00',"
          + "`Comments` varchar(255) default NULL,"
          + "`Weight` int(10) default NULL,"
          + "`HeadGear` char(1) NOT NULL default '',"
          + "`FinPos` int(10) default NULL,"
          + "`Jock_ID` int(10) default NULL,"
          + "`BtnByPrev` double default NULL,"
          + "`BtnByWinner` double default NULL,"
          + "`Jock_All` int(10) default NULL,"
          + "`Draw` int(10) default NULL,"
          + "`SF` int(10) default NULL,"
          + "`RHR` int(10) default NULL,"
          + "`ORating` int(10) default NULL,"
          + "`Odds` double default NULL,"
          + "`RaceFormPlus` int(10) default NULL,"
          + "`PrevPerform` int(10) default NULL,"
          + "`TrainerID` int(10) NOT NULL default '0',"
          + "`DaysSinceRun` int(10) default NULL,"
          + "UNIQUE KEY `P_ID` (`P_ID`),"
          + "UNIQUE KEY `R_H_ID` (`R_ID`,`H_ID`),"
          + "KEY `R_Date` (`R_Date`)," + "KEY `H_Age` (`H_Age`),"
          + "KEY `TrainerID` (`TrainerID`)," + "KEY `H_ID` (`H_ID`)"
          + ")");

      Date dt = new java.sql.Date(102, 1, 2); // Note, this represents the
      // date 2002-02-02

      PreparedStatement pStmt2 = this.conn
          .prepareStatement("INSERT INTO testServerPrepStmtAndDate (P_ID, R_Date) VALUES (171576, ?)");
      pStmt2.setDate(1, dt);
      pStmt2.executeUpdate();
      pStmt2.close();

      this.rs = this.stmt
          .executeQuery("SELECT R_Date FROM testServerPrepStmtAndDate");
      this.rs.next();

      System.out.println("Date that was stored (as String) "
          + this.rs.getString(1)); // comes back as 2002-02-02

      PreparedStatement pStmt = this.conn
          .prepareStatement("Select P_ID,R_Date from testServerPrepStmtAndDate Where R_Date = ?   and P_ID = 171576");
      pStmt.setDate(1, dt);

      this.rs = pStmt.executeQuery();

      assertTrue(this.rs.next());

      assertEquals("171576", this.rs.getString(1));

      assertEquals(dt, this.rs.getDate(2));
    } finally {
      this.stmt
          .executeUpdate("DROP TABLE IF EXISTS testServerPrepStmtAndDate");
    }
  }

  public void testServerPrepStmtDeadlock() throws Exception {

    Connection c = getConnectionWithProps((Properties) null);

    Thread testThread1 = new PrepareThread(c);
    Thread testThread2 = new PrepareThread(c);
    testThread1.start();
    testThread2.start();
    Thread.sleep(30000);
    assertTrue(this.testServerPrepStmtDeadlockCounter >= 10);
  }

  /**
   * Tests PreparedStatement.setCharacterStream() to ensure it accepts > 4K
   * streams
   *
   * @throws Exception
   *             if an error occurs.
   */
  public void testSetCharacterStream() throws Exception {
    try {
      ((com.mysql.jdbc.Connection) this.conn).setTraceProtocol(true);

      this.stmt
          .executeUpdate("DROP TABLE IF EXISTS charStreamRegressTest");
      this.stmt
          .executeUpdate("CREATE TABLE charStreamRegressTest(field1 text)");

      this.pstmt = this.conn
          .prepareStatement("INSERT INTO charStreamRegressTest VALUES (?)");

      // char[] charBuf = new char[16384];
      char[] charBuf = new char[32];

      for (int i = 0; i < charBuf.length; i++) {
        charBuf[i] = 'A';
      }

      CharArrayReader reader = new CharArrayReader(charBuf);

      this.pstmt.setCharacterStream(1, reader, charBuf.length);
      this.pstmt.executeUpdate();

      this.rs = this.stmt
          .executeQuery("SELECT LENGTH(field1) FROM charStreamRegressTest");

      this.rs.next();

      System.out.println("Character stream length: "
          + this.rs.getString(1));

      this.rs = this.stmt
          .executeQuery("SELECT field1 FROM charStreamRegressTest");

      this.rs.next();

      String result = this.rs.getString(1);

      assertTrue(result.length() == charBuf.length);

      this.stmt.execute("TRUNCATE TABLE charStreamRegressTest");

      // Test that EOF is not thrown
      reader = new CharArrayReader(charBuf);
      this.pstmt.clearParameters();
      this.pstmt.setCharacterStream(1, reader, charBuf.length);
      this.pstmt.executeUpdate();

      this.rs = this.stmt
          .executeQuery("SELECT LENGTH(field1) FROM charStreamRegressTest");

      this.rs.next();

      System.out.println("Character stream length: "
          + this.rs.getString(1));

      this.rs = this.stmt
          .executeQuery("SELECT field1 FROM charStreamRegressTest");

      this.rs.next();

      result = this.rs.getString(1);

      assertTrue("Retrieved value of length " + result.length()
          + " != length of inserted value " + charBuf.length,
          result.length() == charBuf.length);

      // Test single quotes inside identifers
      this.stmt
          .executeUpdate("DROP TABLE IF EXISTS `charStream'RegressTest`");
      this.stmt
          .executeUpdate("CREATE TABLE `charStream'RegressTest`(field1 text)");

      this.pstmt = this.conn
          .prepareStatement("INSERT INTO `charStream'RegressTest` VALUES (?)");

      reader = new CharArrayReader(charBuf);
      this.pstmt.setCharacterStream(1, reader, (charBuf.length * 2));
      this.pstmt.executeUpdate();

      this.rs = this.stmt
          .executeQuery("SELECT field1 FROM `charStream'RegressTest`");

      this.rs.next();

      result = this.rs.getString(1);

      assertTrue("Retrieved value of length " + result.length()
          + " != length of inserted value " + charBuf.length,
          result.length() == charBuf.length);
    } finally {
      ((com.mysql.jdbc.Connection) this.conn).setTraceProtocol(false);

      if (this.rs != null) {
        try {
          this.rs.close();
        } catch (Exception ex) {
          // ignore
        }

        this.rs = null;
      }

      this.stmt
          .executeUpdate("DROP TABLE IF EXISTS `charStream'RegressTest`");
      this.stmt
          .executeUpdate("DROP TABLE IF EXISTS charStreamRegressTest");
    }
  }

  /**
   * Tests a bug where Statement.setFetchSize() does not work for values other
   * than 0 or Integer.MIN_VALUE
   *
   * @throws Exception
   *             if any errors occur
   */
  public void testSetFetchSize() throws Exception {
    int oldFetchSize = this.stmt.getFetchSize();

    try {
      this.stmt.setFetchSize(10);
    } finally {
      this.stmt.setFetchSize(oldFetchSize);
    }
  }

  /**
   * Tests fix for BUG#907
   *
   * @throws Exception
   *             if an error occurs
   */
  public void testSetMaxRows() throws Exception {
    Statement maxRowsStmt = null;

    try {
      maxRowsStmt = this.conn.createStatement();
      maxRowsStmt.setMaxRows(1);
      maxRowsStmt.executeQuery("SELECT 1");
    } finally {
      if (maxRowsStmt != null) {
        maxRowsStmt.close();
      }
    }
  }

  /**
   * Tests for timestamp NPEs occuring in binary-format timestamps.
   *
   * @throws Exception
   *             DOCUMENT ME!
   *
   * @deprecated yes, we know we are using deprecated methods here :)
   */
  public void testTimestampNPE() throws Exception {
    try {
      Timestamp ts = new Timestamp(System.currentTimeMillis());

      this.stmt.executeUpdate("DROP TABLE IF EXISTS testTimestampNPE");
      this.stmt
          .executeUpdate("CREATE TABLE testTimestampNPE (field1 TIMESTAMP)");

      this.pstmt = this.conn
          .prepareStatement("INSERT INTO testTimestampNPE VALUES (?)");
      this.pstmt.setTimestamp(1, ts);
      this.pstmt.executeUpdate();

      this.pstmt = this.conn
          .prepareStatement("SELECT field1 FROM testTimestampNPE");

      this.rs = this.pstmt.executeQuery();

      this.rs.next();

      System.out.println(this.rs.getString(1));

      this.rs.getDate(1);

      Timestamp rTs = this.rs.getTimestamp(1);
      assertTrue("Retrieved year of " + rTs.getYear()
          + " does not match " + ts.getYear(),
          rTs.getYear() == ts.getYear());
      assertTrue("Retrieved month of " + rTs.getMonth()
          + " does not match " + ts.getMonth(),
          rTs.getMonth() == ts.getMonth());
      assertTrue("Retrieved date of " + rTs.getDate()
          + " does not match " + ts.getDate(),
          rTs.getDate() == ts.getDate());

      this.stmt.executeUpdate("DROP TABLE IF EXISTS testTimestampNPE");

    } finally {
    }
  }

  public void testTruncationWithChar() throws Exception {
    try {
      this.stmt
          .executeUpdate("DROP TABLE IF EXISTS testTruncationWithChar");
      this.stmt
          .executeUpdate("CREATE TABLE testTruncationWithChar (field1 char(2))");

      this.pstmt = this.conn
          .prepareStatement("INSERT INTO testTruncationWithChar VALUES (?)");
      this.pstmt.setString(1, "00");
      this.pstmt.executeUpdate();
    } finally {
      this.stmt
          .executeUpdate("DROP TABLE IF EXISTS testTruncationWithChar");
    }
  }

  /**
   * Tests fix for updatable streams being supported in updatable result sets.
   *
   * @throws Exception
   *             if the test fails.
   */
  public void testUpdatableStream() throws Exception {
    try {
      this.stmt.executeUpdate("DROP TABLE IF EXISTS updateStreamTest");
      this.stmt
          .executeUpdate("CREATE TABLE updateStreamTest (keyField INT NOT NULL AUTO_INCREMENT PRIMARY KEY, field1 BLOB)");

      int streamLength = 16385;
      byte[] streamData = new byte[streamLength];

      /* create an updatable statement */
      Statement updStmt = this.conn.createStatement(
          ResultSet.TYPE_SCROLL_INSENSITIVE,
          ResultSet.CONCUR_UPDATABLE);

      /* fill the resultset with some values */
      ResultSet updRs = updStmt
          .executeQuery("SELECT * FROM updateStreamTest");

      /* move to insertRow */
      updRs.moveToInsertRow();

      /* update the table */
      updRs.updateBinaryStream("field1", new ByteArrayInputStream(
          streamData), streamLength);

      updRs.insertRow();
    } finally {
      this.stmt.executeUpdate("DROP TABLE IF EXISTS updateStreamTest");
    }
  }

  /**
   * Tests fix for BUG#15383 - PreparedStatement.setObject() serializes
   * BigInteger as object, rather than sending as numeric value (and is thus
   * not complementary to .getObject() on an UNSIGNED LONG type).
   *
   * @throws Exception
   *             if the test fails.
   */
  public void testBug15383() throws Exception {
    createTable(
        "testBug15383",
        "(id INTEGER UNSIGNED NOT NULL "
            + "AUTO_INCREMENT,value BIGINT UNSIGNED NULL DEFAULT 0,PRIMARY "
            + "KEY(id))", "InnoDB");

    this.stmt.executeUpdate("INSERT INTO testBug15383(value) VALUES(1)");

    Statement updatableStmt = this.conn.createStatement(
        ResultSet.TYPE_FORWARD_ONLY, ResultSet.CONCUR_UPDATABLE);

    try {
      this.rs = updatableStmt.executeQuery("SELECT * from testBug15383");

      assertTrue(this.rs.next());

      Object bigIntObj = this.rs.getObject("value");
      assertEquals("java.math.BigInteger", bigIntObj.getClass().getName());

      this.rs.updateObject("value", new BigInteger("3"));
      this.rs.updateRow();

      assertEquals("3", this.rs.getString("value"));
    } finally {
      if (this.rs != null) {
        ResultSet toClose = this.rs;
        this.rs = null;
        toClose.close();
      }

      if (updatableStmt != null) {
        updatableStmt.close();
      }
    }
  }

  /**
   * Tests fix for BUG#17099 - Statement.getGeneratedKeys() throws NPE when no
   * query has been processed.
   *
   * @throws Exception
   *             if the test fails
   */
  public void testBug17099() throws Exception {
    if (isRunningOnJdk131()) {
      return; // test not valid
    }

    PreparedStatement pStmt = this.conn.prepareStatement("SELECT 1",
        Statement.RETURN_GENERATED_KEYS);
    assertNotNull(pStmt.getGeneratedKeys());

    if (versionMeetsMinimum(4, 1)) {
      pStmt = ((com.mysql.jdbc.Connection) this.conn)
          .clientPrepareStatement("SELECT 1",
              Statement.RETURN_GENERATED_KEYS);
      assertNotNull(pStmt.getGeneratedKeys());
    }
  }

  /**
   * Tests fix for BUG#17587 - clearParameters() on a closed prepared
   * statement causes NPE.
   *
   * @throws Exception
   *             if the test fails.
   */
  public void testBug17587() throws Exception {
    createTable("testBug17857", "(field1 int)");
    PreparedStatement pStmt = null;

    try {
      pStmt = this.conn
          .prepareStatement("INSERT INTO testBug17857 VALUES (?)");
      pStmt.close();
      try {
        pStmt.clearParameters();
      } catch (SQLException sqlEx) {
        assertEquals("08003", sqlEx.getSQLState());
      }

      pStmt = ((com.mysql.jdbc.Connection) this.conn)
          .clientPrepareStatement("INSERT INTO testBug17857 VALUES (?)");
      pStmt.close();
      try {
        pStmt.clearParameters();
      } catch (SQLException sqlEx) {
        assertEquals("08003", sqlEx.getSQLState());
      }

    } finally {
      if (pStmt != null) {
        pStmt.close();
      }
    }
  }

  /**
   * Tests fix for BUG#18740 - Data truncation and getWarnings() only returns
   * last warning in set.
   *
   * @throws Exception
   *             if the test fails.
   */
  public void testBug18740() throws Exception {
    if (!versionMeetsMinimum(5, 0, 2)) {
      createTable("testWarnings", "(field1 smallint(6),"
          + "field2 varchar(6)," + "UNIQUE KEY field1(field1))");

      try {
        this.stmt.executeUpdate("INSERT INTO testWarnings VALUES "
            + "(10001, 'data1')," + "(10002, 'data2 foo'),"
            + "(10003, 'data3')," + "(10004999, 'data4'),"
            + "(10005, 'data5')");
      } catch (SQLException sqlEx) {
        String sqlStateToCompare = "01004";

        if (isJdbc4()) {
          sqlStateToCompare = "22001";
        }

        assertEquals(sqlStateToCompare, sqlEx.getSQLState());
        assertEquals(sqlStateToCompare, sqlEx.getNextException()
            .getSQLState());

        SQLWarning sqlWarn = this.stmt.getWarnings();
        assertEquals("01000", sqlWarn.getSQLState());
        assertEquals("01000", sqlWarn.getNextWarning().getSQLState());
      }
    }
  }

  protected boolean isJdbc4() {
    boolean isJdbc4;

    try {
      Class.forName("java.sql.Wrapper");
      isJdbc4 = true;
    } catch (Throwable t) {
      isJdbc4 = false;
    }

    return isJdbc4;
  }

  /**
   * Tests fix for BUG#19615, PreparedStatement.setObject(int, Object, int)
   * doesn't respect scale of BigDecimals.
   *
   * @throws Exception
   *             if the test fails.
   */
  public void testBug19615() throws Exception {
    createTable("testBug19615", "(field1 DECIMAL(19, 12))");

    BigDecimal dec = new BigDecimal("1.234567");

    this.pstmt = this.conn
        .prepareStatement("INSERT INTO testBug19615 VALUES (?)");
    this.pstmt.setObject(1, dec, Types.DECIMAL);
    this.pstmt.executeUpdate();
    this.pstmt.close();

    this.rs = this.stmt.executeQuery("SELECT field1 FROM testBug19615");
    this.rs.next();
    assertEquals(dec, this.rs.getBigDecimal(1).setScale(6));
    this.rs.close();
    this.stmt.executeUpdate("TRUNCATE TABLE testBug19615");

    this.pstmt = ((com.mysql.jdbc.Connection) this.conn)
        .clientPrepareStatement("INSERT INTO testBug19615 VALUES (?)");
    this.pstmt.setObject(1, dec, Types.DECIMAL);
    this.pstmt.executeUpdate();
    this.pstmt.close();

    this.rs = this.stmt.executeQuery("SELECT field1 FROM testBug19615");
    this.rs.next();
    assertEquals(dec, this.rs.getBigDecimal(1).setScale(6));
    this.rs.close();
  }

  /**
   * Tests fix for BUG#20029 - NPE thrown from executeBatch().
   *
   * @throws Exception
   */
  public void testBug20029() throws Exception {
    createTable("testBug20029", ("(field1 int)"));

    long initialTimeout = 20; // may need to raise this depending on
                  // environment
                  // we try and do this automatically in this
                  // testcase

    for (int i = 0; i < 10; i++) {
      final Connection toBeKilledConn = getConnectionWithProps(new Properties());
      final long timeout = initialTimeout;
      PreparedStatement toBeKilledPstmt = null;

      try {
        toBeKilledPstmt = ((com.mysql.jdbc.Connection) toBeKilledConn)
            .clientPrepareStatement("INSERT INTO testBug20029 VALUES (?)");

        for (int j = 0; j < 1000; j++) {
          toBeKilledPstmt.setInt(1, j);
          toBeKilledPstmt.addBatch();
        }

        Thread t = new Thread() {
          public void run() {
            try {
              sleep(timeout);
              toBeKilledConn.close();
            } catch (Throwable thr) {

            }
          }
        };

        t.start();

        try {
          if (!toBeKilledConn.isClosed()) {
            initialTimeout *= 2;
            continue;
          }

          toBeKilledPstmt.executeBatch();
          fail("Should've caught a SQLException for the statement being closed here");
        } catch (BatchUpdateException batchEx) {
          assertEquals("08003", batchEx.getSQLState());
          break;
        } catch (SQLException sqlEx) {
          assertEquals("08003", sqlEx.getSQLState());
          break;
        }

        fail("Connection didn't close while in the middle of PreparedStatement.executeBatch()");
      } finally {
        if (toBeKilledPstmt != null) {
          toBeKilledPstmt.close();
        }

        if (toBeKilledConn != null) {
          toBeKilledConn.close();
        }
      }
    }
  }

  /**
   * Fixes BUG#20687 - Can't pool server-side prepared statements, exception
   * raised when re-using them.
   *
   * @throws Exception
   *             if the test fails.
   */
  public void testBug20687() throws Exception {
    if (!isRunningOnJdk131() && versionMeetsMinimum(5, 0)) {
      createTable("testBug20687", "(field1 int)");
      Connection poolingConn = null;

      Properties props = new Properties();
      props.setProperty("cachePrepStmts", "true");
      props.setProperty("useServerPrepStmts", "true");
      PreparedStatement pstmt1 = null;
      PreparedStatement pstmt2 = null;

      try {
        poolingConn = getConnectionWithProps(props);
        pstmt1 = poolingConn
            .prepareStatement("SELECT field1 FROM testBug20687");
        pstmt1.executeQuery();
        pstmt1.close();

        pstmt2 = poolingConn
            .prepareStatement("SELECT field1 FROM testBug20687");
        pstmt2.executeQuery();
        assertTrue(pstmt1 == pstmt2);
        pstmt2.close();
      } finally {
        if (pstmt1 != null) {
          pstmt1.close();
        }

        if (pstmt2 != null) {
          pstmt2.close();
        }

        if (poolingConn != null) {
          poolingConn.close();
        }
      }
    }
  }

  public void testLikeWithBackslashes() throws Exception {
    if (!versionMeetsMinimum(5, 0, 0)) {
      return;
    }

    Connection noBackslashEscapesConn = null;

    try {
      Properties props = new Properties();
      props.setProperty("sessionVariables",
          "sql_mode=NO_BACKSLASH_ESCAPES");

      noBackslashEscapesConn = getConnectionWithProps(props);

      createTable(
          "X_TEST",
          "(userName varchar(32) not null, ivalue integer, CNAME varchar(255), bvalue CHAR(1), svalue varchar(255), ACTIVE CHAR(1), primary key (userName))");

      String insert_sql = "insert into X_TEST (ivalue, CNAME, bvalue, svalue, ACTIVE, userName) values (?, ?, ?, ?, ?, ?)";

      this.pstmt = noBackslashEscapesConn.prepareStatement(insert_sql);
      this.pstmt.setInt(1, 0);
      this.pstmt.setString(2, "c:\\jetson");
      this.pstmt.setInt(3, 1);
      this.pstmt.setString(4, "c:\\jetson");
      this.pstmt.setInt(5, 1);
      this.pstmt.setString(6, "c:\\jetson");
      this.pstmt.execute();

      String select_sql = "select user0_.userName as userName0_0_, user0_.ivalue as ivalue0_0_, user0_.CNAME as CNAME0_0_, user0_.bvalue as bvalue0_0_, user0_.svalue as svalue0_0_, user0_.ACTIVE as ACTIVE0_0_ from X_TEST user0_ where user0_.userName like ?";
      this.pstmt = noBackslashEscapesConn.prepareStatement(select_sql);
      this.pstmt.setString(1, "c:\\j%");
      // if we comment out the previous line and uncomment the following,
      // the like clause matches
      // this.pstmt.setString(1,"c:\\\\j%");
      System.out.println("about to execute query " + select_sql);
      this.rs = this.pstmt.executeQuery();
      assertTrue(this.rs.next());
    } finally {
      if (noBackslashEscapesConn != null) {
        noBackslashEscapesConn.close();
      }
    }
  }

  /**
   * Tests fix for BUG#20650 - Statement.cancel() causes NullPointerException
   * if underlying connection has been closed due to server failure.
   *
   * @throws Exception
   *             if the test fails.
   */
  public void testBug20650() throws Exception {
    Connection closedConn = null;
    Statement cancelStmt = null;

    try {
      closedConn = getConnectionWithProps((String) null);
      cancelStmt = closedConn.createStatement();

      closedConn.close();

      cancelStmt.cancel();
    } finally {
      if (cancelStmt != null) {
        cancelStmt.close();
      }

      if (closedConn != null && !closedConn.isClosed()) {
        closedConn.close();
      }
    }
  }

  /**
   * Tests fix for BUG#20888 - escape of quotes in client-side prepared
   * statements parsing not respected.
   *
   * @throws Exception
   *             if the test fails.
   */
  public void testBug20888() throws Exception {
    String s = "SELECT 'What do you think about D\\'Artanian''?', \"What do you think about D\\\"Artanian\"\"?\"";
    this.pstmt = ((com.mysql.jdbc.Connection) this.conn)
        .clientPrepareStatement(s);

    this.rs = this.pstmt.executeQuery();
    this.rs.next();
    assertEquals(this.rs.getString(1),
        "What do you think about D'Artanian'?");
    assertEquals(this.rs.getString(2),
        "What do you think about D\"Artanian\"?");
  }

  /**
   * Tests Bug#21207 - Driver throws NPE when tracing prepared statements that
   * have been closed (in asSQL()).
   *
   * @throws Exception
   *             if the test fails
   */
  public void testBug21207() throws Exception {
    this.pstmt = this.conn.prepareStatement("SELECT 1");
    this.pstmt.close();
    this.pstmt.toString(); // this used to cause an NPE
  }

  /**
   * Tests BUG#21438, server-side PS fails when using jdbcCompliantTruncation.
   * If either is set to FALSE (&useServerPrepStmts=false or
   * &jdbcCompliantTruncation=false) test succedes.
   *
   * @throws Exception
   *             if the test fails.
   */

  public void testBug21438() throws Exception {
    createTable("testBug21438",
        "(t_id int(10), test_date timestamp NOT NULL,primary key t_pk (t_id));");

    assertEquals(
        1,
        this.stmt
            .executeUpdate("insert into testBug21438 values (1,NOW());"));

    if (this.versionMeetsMinimum(4, 1)) {
      this.pstmt = ((com.mysql.jdbc.Connection) this.conn)
          .serverPrepareStatement("UPDATE testBug21438 SET test_date=ADDDATE(?,INTERVAL 1 YEAR) WHERE t_id=1;");
      Timestamp ts = new Timestamp(System.currentTimeMillis());
      ts.setNanos(999999999);

      this.pstmt.setTimestamp(1, ts);

      assertEquals(1, this.pstmt.executeUpdate());

      Timestamp future = (Timestamp) getSingleIndexedValueWithQuery(1,
          "SELECT test_date FROM testBug21438");
      assertEquals(future.getYear() - ts.getYear(), 1);
    }
  }

  /**
   * Tests fix for BUG#22359 - Driver was using millis for
   * Statement.setQueryTimeout() when spec says argument is seconds.
   *
   * @throws Exception
   *             if the test fails.
   */
  public void testBug22359() throws Exception {
    if (versionMeetsMinimum(5, 0)) {
      Statement timeoutStmt = null;

      try {
        timeoutStmt = this.conn.createStatement();
        timeoutStmt.setQueryTimeout(2);

        long begin = System.currentTimeMillis();

        try {
          timeoutStmt.execute("SELECT SLEEP(30)");
          fail("Query didn't time out");
        } catch (MySQLTimeoutException timeoutEx) {
          long end = System.currentTimeMillis();

          assertTrue((end - begin) > 1000);
        }
      } finally {
        if (timeoutStmt != null) {
          timeoutStmt.close();
        }
      }
    }
  }

  /**
   * Tests fix for BUG#22290 - Driver issues truncation on write exception
   * when it shouldn't (due to sending big decimal incorrectly to server with
   * server-side prepared statement).
   *
   * @throws Exception
   *             if the test fails.
   */
  public void testBug22290() throws Exception {
    if (!versionMeetsMinimum(5, 0)) {
      return;
    }

    createTable(
        "testbug22290",
        "(`id` int(11) NOT NULL default '1',`cost` decimal(10,2) NOT NULL,PRIMARY KEY  (`id`))"
            + " DEFAULT CHARSET=utf8", "InnoDB");
    assertEquals(
        this.stmt
            .executeUpdate("INSERT INTO testbug22290 (`id`,`cost`) VALUES (1,'1.00')"),
        1);

    Connection configuredConn = null;

    try {
      Properties props = new Properties();
      props.setProperty("sessionVariables",
          "sql_mode='STRICT_TRANS_TABLES'");

      configuredConn = getConnectionWithProps(props);

      this.pstmt = configuredConn
          .prepareStatement("update testbug22290 set cost = cost + ? where id = 1");
      this.pstmt.setBigDecimal(1, new BigDecimal("1.11"));
      assertEquals(this.pstmt.executeUpdate(), 1);

      assertEquals(
          this.stmt
              .executeUpdate("UPDATE testbug22290 SET cost='1.00'"),
          1);
      this.pstmt = ((com.mysql.jdbc.Connection) configuredConn)
          .clientPrepareStatement("update testbug22290 set cost = cost + ? where id = 1");
      this.pstmt.setBigDecimal(1, new BigDecimal("1.11"));
      assertEquals(this.pstmt.executeUpdate(), 1);
    } finally {
      if (configuredConn != null) {
        configuredConn.close();
      }
    }
  }

  public void testClientPreparedSetBoolean() throws Exception {
    this.pstmt = ((com.mysql.jdbc.Connection) this.conn)
        .clientPrepareStatement("SELECT ?");
    this.pstmt.setBoolean(1, false);
    assertEquals(
        "SELECT 0",
        this.pstmt.toString().substring(
            this.pstmt.toString().indexOf("SELECT")));
    this.pstmt.setBoolean(1, true);
    assertEquals(
        "SELECT 1",
        this.pstmt.toString().substring(
            this.pstmt.toString().indexOf("SELECT")));
  }

  /**
   * Tests fix for BUG#24360 .setFetchSize() breaks prepared SHOW and other
   * commands.
   *
   * @throws Exception
   *             if the test fails
   */
  public void testBug24360() throws Exception {
    if (!versionMeetsMinimum(5, 0)) {
      return;
    }

    Connection c = null;

    Properties props = new Properties();
    props.setProperty("useServerPrepStmts", "true");

    try {
      c = getConnectionWithProps(props);

      this.pstmt = c.prepareStatement("SHOW PROCESSLIST");
      this.pstmt.setFetchSize(5);
      this.pstmt.execute();
    } finally {
      if (c != null) {
        c.close();
      }
    }
  }

  /**
   * Tests fix for BUG#24344 - useJDBCCompliantTimezoneShift with server-side
   * prepared statements gives different behavior than when using client-side
   * prepared statements. (this is now fixed if moving from server-side
   * prepared statements to client-side prepared statements by setting
   * "useSSPSCompatibleTimezoneShift" to "true", as the driver can't tell if
   * this is a new deployment that never used server-side prepared statements,
   * or if it is an existing deployment that is switching to client-side
   * prepared statements from server-side prepared statements.
   *
   * @throws Exception
   *             if the test fails
   */
  public void testBug24344() throws Exception {

    if (!versionMeetsMinimum(4, 1)) {
      return; // need SSPS
    }

    super.createTable("testBug24344",
        "(i INT AUTO_INCREMENT, t1 DATETIME, PRIMARY KEY (i)) ENGINE = MyISAM");

    Connection conn2 = null;

    try {
      Properties props = new Properties();
      props.setProperty("useServerPrepStmts", "true");
      props.setProperty("useJDBCCompliantTimezoneShift", "true");
      conn2 = super.getConnectionWithProps(props);
      this.pstmt = conn2
          .prepareStatement("INSERT INTO testBug24344 (t1) VALUES (?)");
      Calendar c = Calendar.getInstance();
      this.pstmt.setTimestamp(1, new Timestamp(c.getTime().getTime()));
      this.pstmt.execute();
      this.pstmt.close();
      conn2.close();

      props.setProperty("useServerPrepStmts", "false");
      props.setProperty("useJDBCCompliantTimezoneShift", "true");
      props.setProperty("useSSPSCompatibleTimezoneShift", "true");

      conn2 = super.getConnectionWithProps(props);
      this.pstmt = conn2
          .prepareStatement("INSERT INTO testBug24344 (t1) VALUES (?)");
      this.pstmt.setTimestamp(1, new Timestamp(c.getTime().getTime()));
      this.pstmt.execute();
      this.pstmt.close();
      conn2.close();

      props.setProperty("useServerPrepStmts", "false");
      props.setProperty("useJDBCCompliantTimezoneShift", "false");
      props.setProperty("useSSPSCompatibleTimezoneShift", "false");
      conn2 = super.getConnectionWithProps(props);
      this.pstmt = conn2
          .prepareStatement("INSERT INTO testBug24344 (t1) VALUES (?)");
      this.pstmt.setTimestamp(1, new Timestamp(c.getTime().getTime()));
      this.pstmt.execute();
      this.pstmt.close();

      Statement s = conn2.createStatement();
      this.rs = s
          .executeQuery("SELECT t1 FROM testBug24344 ORDER BY i ASC");

      Timestamp[] dates = new Timestamp[3];

      int i = 0;

      while (rs.next()) {
        dates[i++] = rs.getTimestamp(1);
      }

      assertEquals("Number of rows should be 3.", 3, i);
      assertEquals(dates[0], dates[1]);
      assertTrue(!dates[1].equals(dates[2]));
    } finally {
      if (conn2 != null) {
        conn2.close();
      }
    }
  }

  /**
   * Tests fix for BUG#25073 - rewriting batched statements leaks internal
   * statement instances, and causes a memory leak.
   *
   * @throws Exception
   *             if the test fails.
   */
  public void testBug25073() throws Exception {
    if (isRunningOnJdk131()) {
      return;
    }

    Properties props = new Properties();
    props.setProperty("rewriteBatchedStatements", "true");
    Connection multiConn = getConnectionWithProps(props);
    createTable("testBug25073",
        "(pk_field INT PRIMARY KEY NOT NULL AUTO_INCREMENT, field1 INT)");
    Statement multiStmt = multiConn.createStatement();
    multiStmt.addBatch("INSERT INTO testBug25073(field1) VALUES (1)");
    multiStmt.addBatch("INSERT INTO testBug25073(field1) VALUES (2)");
    multiStmt.addBatch("INSERT INTO testBug25073(field1) VALUES (3)");
    multiStmt.addBatch("INSERT INTO testBug25073(field1) VALUES (4)");
    multiStmt.addBatch("UPDATE testBug25073 SET field1=5 WHERE field1=1");
    multiStmt
        .addBatch("UPDATE testBug25073 SET field1=6 WHERE field1=2 OR field1=3");

    int beforeOpenStatementCount = ((com.mysql.jdbc.Connection) multiConn)
        .getActiveStatementCount();

    multiStmt.executeBatch();

    int afterOpenStatementCount = ((com.mysql.jdbc.Connection) multiConn)
        .getActiveStatementCount();

    assertEquals(beforeOpenStatementCount, afterOpenStatementCount);

    createTable("testBug25073",
        "(pk_field INT PRIMARY KEY NOT NULL AUTO_INCREMENT, field1 INT)");
    props.clear();
    props.setProperty("rewriteBatchedStatements", "true");
    props.setProperty("maxAllowedPacket", "1024");
    props.setProperty("dumpQueriesOnException", "true");
    props.setProperty("maxQuerySizeToLog", String.valueOf(1024 * 1024 * 2));
    multiConn = getConnectionWithProps(props);
    multiStmt = multiConn.createStatement();

    for (int i = 0; i < 1000; i++) {
      multiStmt.addBatch("INSERT INTO testBug25073(field1) VALUES (" + i
          + ")");
    }

    beforeOpenStatementCount = ((com.mysql.jdbc.Connection) multiConn)
        .getActiveStatementCount();

    multiStmt.executeBatch();

    afterOpenStatementCount = ((com.mysql.jdbc.Connection) multiConn)
        .getActiveStatementCount();

    assertEquals(beforeOpenStatementCount, afterOpenStatementCount);

    createTable("testBug25073",
        "(pk_field INT PRIMARY KEY NOT NULL AUTO_INCREMENT, field1 INT)");

    props.clear();
    props.setProperty("useServerPrepStmts", "false");
    props.setProperty("rewriteBatchedStatements", "true");
    props.setProperty("dumpQueriesOnException", "true");
    props.setProperty("maxQuerySizeToLog", String.valueOf(1024 * 1024 * 2));
    multiConn = getConnectionWithProps(props);
    PreparedStatement pStmt = multiConn.prepareStatement(
        "INSERT INTO testBug25073(field1) VALUES (?)",
        Statement.RETURN_GENERATED_KEYS);

    for (int i = 0; i < 1000; i++) {
      pStmt.setInt(1, i);
      pStmt.addBatch();
    }

    beforeOpenStatementCount = ((com.mysql.jdbc.Connection) multiConn)
        .getActiveStatementCount();

    pStmt.executeBatch();

    afterOpenStatementCount = ((com.mysql.jdbc.Connection) multiConn)
        .getActiveStatementCount();

    assertEquals(beforeOpenStatementCount, afterOpenStatementCount);

    createTable("testBug25073",
        "(pk_field INT PRIMARY KEY NOT NULL AUTO_INCREMENT, field1 INT)");
    props.setProperty("useServerPrepStmts", "false");
    props.setProperty("rewriteBatchedStatements", "true");
    props.setProperty("maxAllowedPacket", "1024");
    props.setProperty("dumpQueriesOnException", "true");
    props.setProperty("maxQuerySizeToLog", String.valueOf(1024 * 1024 * 2));
    multiConn = getConnectionWithProps(props);
    pStmt = multiConn.prepareStatement(
        "INSERT INTO testBug25073(field1) VALUES (?)",
        Statement.RETURN_GENERATED_KEYS);

    for (int i = 0; i < 1000; i++) {
      pStmt.setInt(1, i);
      pStmt.addBatch();
    }

    beforeOpenStatementCount = ((com.mysql.jdbc.Connection) multiConn)
        .getActiveStatementCount();

    pStmt.executeBatch();

    afterOpenStatementCount = ((com.mysql.jdbc.Connection) multiConn)
        .getActiveStatementCount();

    assertEquals(beforeOpenStatementCount, afterOpenStatementCount);
  }

  /**
   * Tests fix for BUG#25009 - Results from updates not handled correctly in
   * multi-statement queries.
   *
   * @throws Exception
   *             if the test fails.
   */
  public void testBug25009() throws Exception {
    if (!versionMeetsMinimum(4, 1)) {
      return;
    }

    Properties props = new Properties();
    props.setProperty("allowMultiQueries", "true");

    Connection multiConn = getConnectionWithProps(props);
    createTable("testBug25009", "(field1 INT)");

    try {
      Statement multiStmt = multiConn.createStatement();
      multiStmt
          .execute("SELECT 1;SET @a=1; SET @b=2; SET @c=3; INSERT INTO testBug25009 VALUES (1)");

      assertEquals(-1, multiStmt.getUpdateCount());

      this.rs = multiStmt.getResultSet();
      assertTrue(this.rs.next());
      assertEquals(multiStmt.getMoreResults(), false);

      for (int i = 0; i < 3; i++) {
        assertEquals(0, multiStmt.getUpdateCount());
        assertEquals(multiStmt.getMoreResults(), false);
      }

      assertEquals(1, multiStmt.getUpdateCount());

      this.rs = multiStmt.executeQuery("SELECT field1 FROM testBug25009");
      assertTrue(this.rs.next());
      assertEquals(1, this.rs.getInt(1));

    } finally {
      if (multiConn != null) {
        multiConn.close();
      }
    }
  }

  /**
   * Tests fix for BUG#25025 - Client-side prepared statement parser gets
   * confused by in-line (slash-star) comments and therefore can't rewrite
   * batched statements or reliably detect type of statements when they're
   * used.
   *
   * @throws Exception
   *             if the test fails.
   */
  public void testBug25025() throws Exception {

    Connection multiConn = null;

    createTable("testBug25025", "(field1 INT)");

    try {
      Properties props = new Properties();
      props.setProperty("rewriteBatchedStatements", "true");
      props.setProperty("useServerPrepStmts", "false");

      multiConn = getConnectionWithProps(props);

      this.pstmt = multiConn
          .prepareStatement("/* insert foo.bar.baz INSERT INTO foo VALUES (?,?,?,?) to trick parser */ INSERT into testBug25025 VALUES (?)");
      this.pstmt.setInt(1, 1);
      this.pstmt.addBatch();
      this.pstmt.setInt(1, 2);
      this.pstmt.addBatch();
      this.pstmt.setInt(1, 3);
      this.pstmt.addBatch();

      int[] counts = this.pstmt.executeBatch();

      assertEquals(3, counts.length);
      assertEquals(1, counts[0]);
      assertEquals(1, counts[1]);
      assertEquals(1, counts[2]);
      assertEquals(true,
          ((com.mysql.jdbc.PreparedStatement) this.pstmt)
              .canRewriteAsMultiValueInsertAtSqlLevel());
    } finally {
      if (multiConn != null) {
        multiConn.close();
      }
    }
  }

  public void testBustedGGKWithPSExecute() throws Exception {
    createTable("sequence",
        "(sequence_name VARCHAR(32) NOT NULL PRIMARY KEY, next_val BIGINT NOT NULL)");

    // Populate with the initial value
    stmt.executeUpdate("INSERT INTO sequence VALUES ('test-sequence', 1234)");

    // Atomic operation to increment and return next value
    PreparedStatement pStmt = null;

    try {
      pStmt = this.conn
          .prepareStatement(
              "UPDATE sequence SET next_val=LAST_INSERT_ID(next_val + ?) WHERE sequence_name = ?",
              Statement.RETURN_GENERATED_KEYS);

      pStmt.setInt(1, 4);
      pStmt.setString(2, "test-sequence");
      pStmt.execute();

      this.rs = pStmt.getGeneratedKeys();
      this.rs.next();
      assertEquals(1238, this.rs.getLong(1));
    } finally {
      if (pStmt != null) {
        pStmt.close();
      }
    }
  }

  /**
   * Tests fix for BUG#28256 - When connection is in read-only mode, queries
   * that are parentheized incorrectly identified as DML.
   *
   * @throws Exception
   */
  public void testBug28256() throws Exception {
    try {
      this.conn.setReadOnly(true);
      this.stmt.execute("(SELECT 1) UNION (SELECT 2)");
      this.conn.prepareStatement("(SELECT 1) UNION (SELECT 2)").execute();
      if (versionMeetsMinimum(4, 1)) {
        ((com.mysql.jdbc.Connection) this.conn).serverPrepareStatement(
            "(SELECT 1) UNION (SELECT 2)").execute();
      }
    } finally {
      this.conn.setReadOnly(false);
    }
  }

  /**
   * Tests fix for BUG#28469 - PreparedStatement.getMetaData() for statements
   * containing leading one-line comments is not returned correctly.
   *
   * As part of this fix, we also overhauled detection of DML for
   * executeQuery() and SELECTs for executeUpdate() in plain and prepared
   * statements to be aware of the same types of comments.
   *
   * @throws Exception
   */
  public void testBug28469() throws Exception {
    PreparedStatement commentStmt = null;

    try {
      String[] statementsToTest = { "-- COMMENT\nSELECT 1",
          "# COMMENT\nSELECT 1", "/* comment */ SELECT 1" };

      for (int i = 0; i < statementsToTest.length; i++) {
        commentStmt = this.conn.prepareStatement(statementsToTest[i]);

        assertNotNull(commentStmt.getMetaData());

        try {
          commentStmt.executeUpdate();
          fail("Should not be able to call executeUpdate() on a SELECT statement!");
        } catch (SQLException sqlEx) {
          // expected
        }

        this.rs = commentStmt.executeQuery();
        this.rs.next();
        assertEquals(1, this.rs.getInt(1));
      }

      createTable("testBug28469", "(field1 INT)");

      String[] updatesToTest = {
          "-- COMMENT\nUPDATE testBug28469 SET field1 = 2",
          "# COMMENT\nUPDATE testBug28469 SET field1 = 2",
          "/* comment */ UPDATE testBug28469 SET field1 = 2" };

      for (int i = 0; i < updatesToTest.length; i++) {
        commentStmt = this.conn.prepareStatement(updatesToTest[i]);

        assertNull(commentStmt.getMetaData());

        try {
          commentStmt.executeQuery();
          fail("Should not be able to call executeQuery() on a SELECT statement!");
        } catch (SQLException sqlEx) {
          // expected
        }

        try {
          this.stmt.executeQuery(updatesToTest[i]);
          fail("Should not be able to call executeQuery() on a SELECT statement!");
        } catch (SQLException sqlEx) {
          // expected
        }
      }
    } finally {
      if (commentStmt != null) {
        commentStmt.close();
      }
    }
  }

  /**
   * Tests error with slash-star comment at EOL
   *
   * @throws Exception
   *             if the test fails.
   */
  public void testCommentParsing() throws Exception {
    createTable("PERSON", "(NAME VARCHAR(32), PERID VARCHAR(32))");

    this.pstmt = this.conn
        .prepareStatement("SELECT NAME AS name2749_0_, PERID AS perid2749_0_ FROM PERSON WHERE PERID=? /*FOR UPDATE*/");
  }

  /**
   * Tests fix for BUG#28851 - parser in client-side prepared statements eats
   * character following '/' if it's not a multi-line comment.
   *
   * @throws Exception
   *             if the test fails.
   */
  public void testBug28851() throws Exception {
    this.pstmt = ((com.mysql.jdbc.Connection) this.conn)
        .clientPrepareStatement("SELECT 1/?");
    this.pstmt.setInt(1, 1);
    this.rs = this.pstmt.executeQuery();

    assertTrue(this.rs.next());

    assertEquals(1, this.rs.getInt(1));

  }

  /**
   * Tests fix for BUG#28596 - parser in client-side prepared statements runs
   * to end of statement, rather than end-of-line for '#' comments.
   *
   * Also added support for '--' single-line comments
   *
   * @throws Exception
   *             if the test fails.
   */
  public void testBug28596() throws Exception {
    String query = "SELECT #\n" + "?, #\n" + "? #?\r\n" + ",-- abcdefg \n"
        + "?";

    this.pstmt = ((com.mysql.jdbc.Connection) this.conn)
        .clientPrepareStatement(query);
    this.pstmt.setInt(1, 1);
    this.pstmt.setInt(2, 2);
    this.pstmt.setInt(3, 3);

    assertEquals(3, this.pstmt.getParameterMetaData().getParameterCount());
    this.rs = this.pstmt.executeQuery();

    assertTrue(this.rs.next());

    assertEquals(1, this.rs.getInt(1));
    assertEquals(2, this.rs.getInt(2));
    assertEquals(3, this.rs.getInt(3));
  }

  /**
   * Tests fix for BUG#30550 - executeBatch() on an empty batch when there are
   * no elements in the batch causes a divide-by-zero error when rewriting is
   * enabled.
   *
   * @throws Exception
   *             if the test fails
   */
  public void testBug30550() throws Exception {
    createTable("testBug30550", "(field1 int)");

    Connection rewriteConn = getConnectionWithProps("rewriteBatchedStatements=true");
    PreparedStatement batchPStmt = null;
    Statement batchStmt = null;

    try {
      batchStmt = rewriteConn.createStatement();
      assertEquals(0, batchStmt.executeBatch().length);

      batchStmt.addBatch("INSERT INTO testBug30550 VALUES (1)");
      int[] counts = batchStmt.executeBatch();
      assertEquals(1, counts.length);
      assertEquals(1, counts[0]);
      assertEquals(0, batchStmt.executeBatch().length);

      batchPStmt = rewriteConn
          .prepareStatement("INSERT INTO testBug30550 VALUES (?)");
      batchPStmt.setInt(1, 1);
      assertEquals(0, batchPStmt.executeBatch().length);
      batchPStmt.addBatch();
      counts = batchPStmt.executeBatch();
      assertEquals(1, counts.length);
      assertEquals(1, counts[0]);
      assertEquals(0, batchPStmt.executeBatch().length);
    } finally {
      if (batchPStmt != null) {
        batchPStmt.close();
      }

      if (batchStmt != null) {
        batchStmt.close();
      }
      if (rewriteConn != null) {
        rewriteConn.close();
      }
    }
  }

  /**
   * Tests fix for Bug#27412 - cached metadata with
   * PreparedStatement.execute() throws NullPointerException.
   *
   * @throws Exception
   */
  public void testBug27412() throws Exception {
    Properties props = new Properties();
    props.put("useServerPrepStmts", "false");
    props.put("cachePreparedStatements", "true");
    props.put("cacheResultSetMetadata", "true");
    Connection conn2 = getConnectionWithProps(props);
    PreparedStatement pstm = conn2.prepareStatement("SELECT 1");
    try {
      assertTrue(pstm.execute());
    } finally {
      pstm.close();
      conn2.close();
    }
  }

  public void testBustedGGKColumnNames() throws Exception {
    createTable("testBustedGGKColumnNames",
        "(field1 int primary key auto_increment)");
    this.stmt.executeUpdate(
        "INSERT INTO testBustedGGKColumnNames VALUES (null)",
        Statement.RETURN_GENERATED_KEYS);
    assertEquals("GENERATED_KEY", this.stmt.getGeneratedKeys()
        .getMetaData().getColumnName(1));

    this.pstmt = this.conn.prepareStatement(
        "INSERT INTO testBustedGGKColumnNames VALUES (null)",
        Statement.RETURN_GENERATED_KEYS);
    this.pstmt.executeUpdate();
    assertEquals("GENERATED_KEY", this.pstmt.getGeneratedKeys()
        .getMetaData().getColumnName(1));

    if (versionMeetsMinimum(4, 1, 0)) {
      this.pstmt = ((com.mysql.jdbc.Connection) this.conn)
          .serverPrepareStatement(
              "INSERT INTO testBustedGGKColumnNames VALUES (null)",
              Statement.RETURN_GENERATED_KEYS);
      this.pstmt.executeUpdate();
      assertEquals("GENERATED_KEY", this.pstmt.getGeneratedKeys()
          .getMetaData().getColumnName(1));
    }

  }

  public void testLancesBitMappingBug() throws Exception {
    if (!versionMeetsMinimum(5, 0)) {
      return;
    }

    createTable("Bit_TabXXX", "( `MAX_VAL` BIT default NULL, "
        + "`MIN_VAL` BIT default NULL, `NULL_VAL` BIT default NULL) "
        + "DEFAULT CHARSET=latin1", "InnoDB");

    // add Bit_In_MinXXX procedure
    createProcedure("Bit_In_MinXXX",
        "(MIN_PARAM TINYINT(1)) begin update Bit_TabXXX set MIN_VAL=MIN_PARAM; end");

    createProcedure("Bit_In_MaxXXX",
        "(MAX_PARAM TINYINT(1)) begin update Bit_TabXXX set MAX_VAL=MAX_PARAM; end");

    this.stmt.execute("insert into Bit_TabXXX values(null,0,null)");

    String sPrepStmt = "{call Bit_In_MinXXX(?)}";
    this.pstmt = conn.prepareStatement(sPrepStmt);
    this.pstmt.setObject(1, "true", java.sql.Types.BIT);
    this.pstmt.executeUpdate();
    assertEquals(
        "true",
        getSingleIndexedValueWithQuery(1,
            "SELECT MIN_VAL FROM Bit_TabXXX").toString());
    this.stmt.execute("TRUNCATE TABLE Bit_TabXXX");
    this.stmt.execute("insert into Bit_TabXXX values(null,0,null)");

    this.pstmt.setObject(1, "false", java.sql.Types.BIT);
    this.pstmt.executeUpdate();
    assertEquals(
        "false",
        getSingleIndexedValueWithQuery(1,
            "SELECT MIN_VAL FROM Bit_TabXXX").toString());
    this.stmt.execute("TRUNCATE TABLE Bit_TabXXX");
    this.stmt.execute("insert into Bit_TabXXX values(null,0,null)");

    this.pstmt.setObject(1, "1", java.sql.Types.BIT); // fails
    this.pstmt.executeUpdate();
    assertEquals(
        "true",
        getSingleIndexedValueWithQuery(1,
            "SELECT MIN_VAL FROM Bit_TabXXX").toString());
    this.stmt.execute("TRUNCATE TABLE Bit_TabXXX");
    this.stmt.execute("insert into Bit_TabXXX values(null,0,null)");

    this.pstmt.setObject(1, "0", java.sql.Types.BIT);
    this.pstmt.executeUpdate();
    assertEquals(
        "false",
        getSingleIndexedValueWithQuery(1,
            "SELECT MIN_VAL FROM Bit_TabXXX").toString());
    this.stmt.execute("TRUNCATE TABLE Bit_TabXXX");
    this.stmt.execute("insert into Bit_TabXXX values(null,0,null)");

    this.pstmt.setObject(1, Boolean.TRUE, java.sql.Types.BIT);
    this.pstmt.executeUpdate();
    assertEquals(
        "true",
        getSingleIndexedValueWithQuery(1,
            "SELECT MIN_VAL FROM Bit_TabXXX").toString());
    this.stmt.execute("TRUNCATE TABLE Bit_TabXXX");
    this.stmt.execute("insert into Bit_TabXXX values(null,0,null)");

    this.pstmt.setObject(1, Boolean.FALSE, java.sql.Types.BIT);
    this.pstmt.executeUpdate();
    assertEquals(
        "false",
        getSingleIndexedValueWithQuery(1,
            "SELECT MIN_VAL FROM Bit_TabXXX").toString());
    this.stmt.execute("TRUNCATE TABLE Bit_TabXXX");
    this.stmt.execute("insert into Bit_TabXXX values(null,0,null)");

    this.pstmt.setObject(1, new Boolean(true), java.sql.Types.BIT);
    this.pstmt.executeUpdate();
    assertEquals(
        "true",
        getSingleIndexedValueWithQuery(1,
            "SELECT MIN_VAL FROM Bit_TabXXX").toString());
    this.stmt.execute("TRUNCATE TABLE Bit_TabXXX");
    this.stmt.execute("insert into Bit_TabXXX values(null,0,null)");

    this.pstmt.setObject(1, new Boolean(false), java.sql.Types.BIT);
    this.pstmt.executeUpdate();
    assertEquals(
        "false",
        getSingleIndexedValueWithQuery(1,
            "SELECT MIN_VAL FROM Bit_TabXXX").toString());
    this.stmt.execute("TRUNCATE TABLE Bit_TabXXX");
    this.stmt.execute("insert into Bit_TabXXX values(null,0,null)");

    this.pstmt.setObject(1, new Byte("1"), java.sql.Types.BIT);
    this.pstmt.executeUpdate();
    assertEquals(
        "true",
        getSingleIndexedValueWithQuery(1,
            "SELECT MIN_VAL FROM Bit_TabXXX").toString());
    this.stmt.execute("TRUNCATE TABLE Bit_TabXXX");
    this.stmt.execute("insert into Bit_TabXXX values(null,0,null)");

    this.pstmt.setObject(1, new Byte("0"), java.sql.Types.BIT);
    this.pstmt.executeUpdate();
    assertEquals(
        "false",
        getSingleIndexedValueWithQuery(1,
            "SELECT MIN_VAL FROM Bit_TabXXX").toString());
  }

  /**
   * Tests fix for BUG#32577 - no way to store two timestamp/datetime values
   * that happens over the DST switchover, as the hours end up being the same
   * when sent as the literal that MySQL requires.
   *
   * Note that to get this scenario to work with MySQL (since it doesn't
   * support per-value timezones), you need to configure your server (or
   * session) to be in UTC, and tell the driver not to use the legacy
   * date/time code by setting "useLegacyDatetimeCode" to "false". This will
   * cause the driver to always convert to/from the server and client timezone
   * consistently.
   *
   * @throws Exception
   */
  public void testBug32577() throws Exception {
    if (!versionMeetsMinimum(5, 0)) {
      return;
    }

    createTable("testBug32577",
        "(id INT, field_datetime DATETIME, field_timestamp TIMESTAMP)");
    Properties props = new Properties();
    props.setProperty("useLegacyDatetimeCode", "false");
    props.setProperty("sessionVariables", "time_zone='+0:00'");
    props.setProperty("serverTimezone", "UTC");

    Connection nonLegacyConn = getConnectionWithProps(props);

    try {
      long earlier = 1194154200000L;
      long later = 1194157800000L;

      this.pstmt = nonLegacyConn
          .prepareStatement("INSERT INTO testBug32577 VALUES (?,?,?)");
      Timestamp ts = new Timestamp(earlier);
      this.pstmt.setInt(1, 1);
      this.pstmt.setTimestamp(2, ts);
      this.pstmt.setTimestamp(3, ts);
      this.pstmt.executeUpdate();

      ts = new Timestamp(later);
      this.pstmt.setInt(1, 2);
      this.pstmt.setTimestamp(2, ts);
      this.pstmt.setTimestamp(3, ts);
      this.pstmt.executeUpdate();

      this.rs = nonLegacyConn
          .createStatement()
          .executeQuery(
              "SELECT id, field_datetime, field_timestamp "
                  + ", UNIX_TIMESTAMP(field_datetime), UNIX_TIMESTAMP(field_timestamp) "
                  + "FROM testBug32577 ORDER BY id ASC");

      this.rs.next();

      //java.util.Date date1 = new Date(this.rs.getTimestamp(2).getTime());
      Timestamp ts1 = this.rs.getTimestamp(3);
      long datetimeSeconds1 = rs.getLong(4) * 1000;
      long timestampSeconds1 = rs.getLong(5) * 1000;

      this.rs.next();

      //java.util.Date date2 = new Date(this.rs.getTimestamp(2).getTime());
      Timestamp ts2 = this.rs.getTimestamp(3);
      long datetimeSeconds2 = rs.getLong(4) * 1000;
      long timestampSeconds2 = rs.getLong(5) * 1000;

      assertEquals(later, datetimeSeconds2);
      assertEquals(later, timestampSeconds2);
      assertEquals(earlier, datetimeSeconds1);
      assertEquals(earlier, timestampSeconds1);

      SimpleDateFormat sdf = new SimpleDateFormat("MM/dd/yyyy HH:mm z");
      sdf.setTimeZone(TimeZone.getTimeZone("America/New York"));
      System.out.println(sdf.format(ts2));
      System.out.println(sdf.format(ts1));
    } finally {
      if (nonLegacyConn != null) {
        nonLegacyConn.close();
      }
    }
  }

  /**
   * Tests fix for BUG#30508 - ResultSet returned by
   * Statement.getGeneratedKeys() is not closed automatically when statement
   * that created it is closed.
   *
   * @throws Exception
   */
  public void testBug30508() throws Exception {
    createTable("testBug30508",
        "(k INT PRIMARY KEY NOT NULL AUTO_INCREMENT, p VARCHAR(32))");
    try {
      Statement ggkStatement = this.conn.createStatement();
      ggkStatement.executeUpdate(
          "INSERT INTO testBug30508 (p) VALUES ('abc')",
          Statement.RETURN_GENERATED_KEYS);

      this.rs = ggkStatement.getGeneratedKeys();
      ggkStatement.close();

      this.rs.next();
      fail("Should've had an exception here");
    } catch (SQLException sqlEx) {
      assertEquals("S1000", sqlEx.getSQLState());
    }

    try {
      this.pstmt = this.conn.prepareStatement("SELECT 1",
          Statement.RETURN_GENERATED_KEYS);
      this.rs = this.pstmt.getGeneratedKeys();
      this.pstmt.close();
      this.rs.next();
      fail("Should've had an exception here");
    } catch (SQLException sqlEx) {
      assertEquals("S1000", sqlEx.getSQLState());
    }

    if (versionMeetsMinimum(5, 0)) {
      createProcedure("testBug30508", "() BEGIN SELECT 1; END");

      try {
        this.pstmt = this.conn.prepareCall("{CALL testBug30508()}");
        this.rs = this.pstmt.getGeneratedKeys();
        this.pstmt.close();
        this.rs.next();
        fail("Should've had an exception here");
      } catch (SQLException sqlEx) {
        assertEquals("S1000", sqlEx.getSQLState());
      }
    }
  }

  public void testMoreLanceBugs() throws Exception {
    if (!versionMeetsMinimum(5, 0)) {
      return;
    }

    createTable("Bit_Tab", "( `MAX_VAL` BIT default NULL, "
        + "`MIN_VAL` BIT default NULL, `NULL_VAL` BIT default NULL) "
        + "DEFAULT CHARSET=latin1", "InnoDB");
    // this.stmt.execute("insert into Bit_Tab values(null,0,null)");
    createProcedure(
        "Bit_Proc",
        "(out MAX_PARAM TINYINT, out MIN_PARAM TINYINT, out NULL_PARAM TINYINT) "
            + "begin select MAX_VAL, MIN_VAL, NULL_VAL  into MAX_PARAM, MIN_PARAM, NULL_PARAM from Bit_Tab; end ");

    Boolean minBooleanVal;
    Boolean oRetVal;
    String Min_Val_Query = "SELECT MIN_VAL from Bit_Tab";
    String Min_Insert = "insert into Bit_Tab values(1,0,null)";
    // System.out.println("Value to insert=" + extractVal(Min_Insert,1));
    CallableStatement cstmt;

    this.stmt.executeUpdate("delete from Bit_Tab");
    this.stmt.executeUpdate(Min_Insert);
    cstmt = this.conn.prepareCall("{call Bit_Proc(?,?,?)}");

    cstmt.registerOutParameter(1, java.sql.Types.BIT);
    cstmt.registerOutParameter(2, java.sql.Types.BIT);
    cstmt.registerOutParameter(3, java.sql.Types.BIT);

    cstmt.executeUpdate();

    boolean bRetVal = cstmt.getBoolean(2);
    oRetVal = new Boolean(bRetVal);
    minBooleanVal = new Boolean("false");
    this.rs = this.stmt.executeQuery(Min_Val_Query);
    assertEquals(minBooleanVal, oRetVal);
  }

  public void testBug33823() {
    new ResultSetInternalMethods() {

      public void buildIndexMapping() throws SQLException {

      }

      public void clearNextResult() {

      }

      public ResultSetInternalMethods copy() throws SQLException {

        return null;
      }

      public char getFirstCharOfQuery() {

        return 0;
      }

      public ResultSetInternalMethods getNextResultSet() {

        return null;
      }

      public Object getObjectStoredProc(int columnIndex,
          int desiredSqlType) throws SQLException {

        return null;
      }

      public Object getObjectStoredProc(int i, Map<Object, Object> map, int desiredSqlType)
          throws SQLException {

        return null;
      }

      public Object getObjectStoredProc(String columnName,
          int desiredSqlType) throws SQLException {

        return null;
      }

      public Object getObjectStoredProc(String colName, Map<Object, Object> map,
          int desiredSqlType) throws SQLException {

        return null;
      }

      public String getServerInfo() {

        return null;
      }

      public long getUpdateCount() {

        return 0;
      }

      public long getUpdateID() {

        return 0;
      }

      public void initializeFromCachedMetaData(
          CachedResultSetMetaData cachedMetaData) {
        cachedMetaData.getFields();

      }

      public void initializeWithMetadata() throws SQLException {

      }

      public void populateCachedMetaData(
          CachedResultSetMetaData cachedMetaData) throws SQLException {

      }

      public void realClose(boolean calledExplicitly) throws SQLException {

      }

      public boolean reallyResult() {

        return false;
      }

      public void redefineFieldsForDBMD(Field[] metadataFields) {

      }

      public void setFirstCharOfQuery(char firstCharUpperCase) {

      }

      public void setOwningStatement(StatementImpl owningStatement) {

      }

      public void setStatementUsedForFetchingRows(
          com.mysql.jdbc.PreparedStatement stmt) {

      }

      public void setWrapperStatement(Statement wrapperStatement) {

      }

      public boolean absolute(int row) throws SQLException {

        return false;
      }

      public void afterLast() throws SQLException {

      }

      public void beforeFirst() throws SQLException {

      }

      public void cancelRowUpdates() throws SQLException {

      }

      public void clearWarnings() throws SQLException {

      }

      public void close() throws SQLException {

      }

      public void deleteRow() throws SQLException {

      }

      public int findColumn(String columnName) throws SQLException {

        return 0;
      }

      public boolean first() throws SQLException {

        return false;
      }

      public Array getArray(int i) throws SQLException {

        return null;
      }

      public Array getArray(String colName) throws SQLException {

        return null;
      }

      public InputStream getAsciiStream(int columnIndex)
          throws SQLException {

        return null;
      }

      public InputStream getAsciiStream(String columnName)
          throws SQLException {

        return null;
      }

      public BigDecimal getBigDecimal(int columnIndex)
          throws SQLException {

        return null;
      }

      public BigDecimal getBigDecimal(String columnName)
          throws SQLException {

        return null;
      }

      public BigDecimal getBigDecimal(int columnIndex, int scale)
          throws SQLException {

        return null;
      }

      public BigDecimal getBigDecimal(String columnName, int scale)
          throws SQLException {

        return null;
      }

      public InputStream getBinaryStream(int columnIndex)
          throws SQLException {

        return null;
      }

      public InputStream getBinaryStream(String columnName)
          throws SQLException {

        return null;
      }

      public Blob getBlob(int i) throws SQLException {

        return null;
      }

      public Blob getBlob(String colName) throws SQLException {

        return null;
      }

      public boolean getBoolean(int columnIndex) throws SQLException {

        return false;
      }

      public boolean getBoolean(String columnName) throws SQLException {

        return false;
      }

      public byte getByte(int columnIndex) throws SQLException {

        return 0;
      }

      public byte getByte(String columnName) throws SQLException {

        return 0;
      }

      public byte[] getBytes(int columnIndex) throws SQLException {

        return null;
      }

      public byte[] getBytes(String columnName) throws SQLException {

        return null;
      }

      public Reader getCharacterStream(int columnIndex)
          throws SQLException {

        return null;
      }

      public Reader getCharacterStream(String columnName)
          throws SQLException {

        return null;
      }

      public Clob getClob(int i) throws SQLException {

        return null;
      }

      public Clob getClob(String colName) throws SQLException {

        return null;
      }

      public int getConcurrency() throws SQLException {

        return 0;
      }

      public String getCursorName() throws SQLException {

        return null;
      }

      public Date getDate(int columnIndex) throws SQLException {

        return null;
      }

      public Date getDate(String columnName) throws SQLException {

        return null;
      }

      public Date getDate(int columnIndex, Calendar cal)
          throws SQLException {

        return null;
      }

      public Date getDate(String columnName, Calendar cal)
          throws SQLException {

        return null;
      }

      public double getDouble(int columnIndex) throws SQLException {

        return 0;
      }

      public double getDouble(String columnName) throws SQLException {

        return 0;
      }

      public int getFetchDirection() throws SQLException {

        return 0;
      }

      public int getFetchSize() throws SQLException {

        return 0;
      }

      public float getFloat(int columnIndex) throws SQLException {

        return 0;
      }

      public float getFloat(String columnName) throws SQLException {

        return 0;
      }

      public int getInt(int columnIndex) throws SQLException {

        return 0;
      }

      public int getInt(String columnName) throws SQLException {

        return 0;
      }

      public long getLong(int columnIndex) throws SQLException {

        return 0;
      }

      public long getLong(String columnName) throws SQLException {

        return 0;
      }

      public ResultSetMetaData getMetaData() throws SQLException {

        return null;
      }

      public Object getObject(int columnIndex) throws SQLException {

        return null;
      }

      public Object getObject(String columnName) throws SQLException {

        return null;
      }

      public Object getObject(int arg0, Map<String,Class<?>> arg1) throws SQLException {

        return null;
      }

      public Object getObject(String arg0, Map<String,Class<?>> arg1) throws SQLException {

        return null;
      }

      public Ref getRef(int i) throws SQLException {

        return null;
      }

      public Ref getRef(String colName) throws SQLException {

        return null;
      }

      public int getRow() throws SQLException {

        return 0;
      }

      public short getShort(int columnIndex) throws SQLException {

        return 0;
      }

      public short getShort(String columnName) throws SQLException {

        return 0;
      }

      public Statement getStatement() throws SQLException {

        return null;
      }

      public String getString(int columnIndex) throws SQLException {

        return null;
      }

      public String getString(String columnName) throws SQLException {

        return null;
      }

      public Time getTime(int columnIndex) throws SQLException {

        return null;
      }

      public Time getTime(String columnName) throws SQLException {

        return null;
      }

      public Time getTime(int columnIndex, Calendar cal)
          throws SQLException {

        return null;
      }

      public Time getTime(String columnName, Calendar cal)
          throws SQLException {

        return null;
      }

      public Timestamp getTimestamp(int columnIndex) throws SQLException {

        return null;
      }

      public Timestamp getTimestamp(String columnName)
          throws SQLException {

        return null;
      }

      public Timestamp getTimestamp(int columnIndex, Calendar cal)
          throws SQLException {

        return null;
      }

      public Timestamp getTimestamp(String columnName, Calendar cal)
          throws SQLException {

        return null;
      }

      public int getType() throws SQLException {

        return 0;
      }

      public URL getURL(int columnIndex) throws SQLException {

        return null;
      }

      public URL getURL(String columnName) throws SQLException {

        return null;
      }

      public InputStream getUnicodeStream(int columnIndex)
          throws SQLException {

        return null;
      }

      public InputStream getUnicodeStream(String columnName)
          throws SQLException {

        return null;
      }

      public SQLWarning getWarnings() throws SQLException {

        return null;
      }

      public void insertRow() throws SQLException {

      }

      public boolean isAfterLast() throws SQLException {

        return false;
      }

      public boolean isBeforeFirst() throws SQLException {

        return false;
      }

      public boolean isFirst() throws SQLException {

        return false;
      }

      public boolean isLast() throws SQLException {

        return false;
      }

      public boolean last() throws SQLException {

        return false;
      }

      public void moveToCurrentRow() throws SQLException {

      }

      public void moveToInsertRow() throws SQLException {

      }

      public boolean next() throws SQLException {

        return false;
      }

      public boolean previous() throws SQLException {

        return false;
      }

      public void refreshRow() throws SQLException {

      }

      public boolean relative(int rows) throws SQLException {

        return false;
      }

      public boolean rowDeleted() throws SQLException {

        return false;
      }

      public boolean rowInserted() throws SQLException {

        return false;
      }

      public boolean rowUpdated() throws SQLException {

        return false;
      }

      public void setFetchDirection(int direction) throws SQLException {

      }

      public void setFetchSize(int rows) throws SQLException {

      }

      public void updateArray(int columnIndex, Array x)
          throws SQLException {

      }

      public void updateArray(String columnName, Array x)
          throws SQLException {

      }

      public void updateAsciiStream(int columnIndex, InputStream x,
          int length) throws SQLException {

      }

      public void updateAsciiStream(String columnName, InputStream x,
          int length) throws SQLException {

      }

      public void updateBigDecimal(int columnIndex, BigDecimal x)
          throws SQLException {

      }

      public void updateBigDecimal(String columnName, BigDecimal x)
          throws SQLException {

      }

      public void updateBinaryStream(int columnIndex, InputStream x,
          int length) throws SQLException {

      }

      public void updateBinaryStream(String columnName, InputStream x,
          int length) throws SQLException {

      }

      public void updateBlob(int columnIndex, Blob x) throws SQLException {

      }

      public void updateBlob(String columnName, Blob x)
          throws SQLException {

      }

      public void updateBoolean(int columnIndex, boolean x)
          throws SQLException {

      }

      public void updateBoolean(String columnName, boolean x)
          throws SQLException {

      }

      public void updateByte(int columnIndex, byte x) throws SQLException {

      }

      public void updateByte(String columnName, byte x)
          throws SQLException {

      }

      public void updateBytes(int columnIndex, byte[] x)
          throws SQLException {

      }

      public void updateBytes(String columnName, byte[] x)
          throws SQLException {

      }

      public void updateCharacterStream(int columnIndex, Reader x,
          int length) throws SQLException {

      }

      public void updateCharacterStream(String columnName, Reader reader,
          int length) throws SQLException {

      }

      public void updateClob(int columnIndex, Clob x) throws SQLException {

      }

      public void updateClob(String columnName, Clob x)
          throws SQLException {

      }

      public void updateDate(int columnIndex, Date x) throws SQLException {

      }

      public void updateDate(String columnName, Date x)
          throws SQLException {

      }

      public void updateDouble(int columnIndex, double x)
          throws SQLException {

      }

      public void updateDouble(String columnName, double x)
          throws SQLException {

      }

      public void updateFloat(int columnIndex, float x)
          throws SQLException {

      }

      public void updateFloat(String columnName, float x)
          throws SQLException {

      }

      public void updateInt(int columnIndex, int x) throws SQLException {

      }

      public void updateInt(String columnName, int x) throws SQLException {

      }

      public void updateLong(int columnIndex, long x) throws SQLException {

      }

      public void updateLong(String columnName, long x)
          throws SQLException {

      }

      public void updateNull(int columnIndex) throws SQLException {

      }

      public void updateNull(String columnName) throws SQLException {

      }

      public void updateObject(int columnIndex, Object x)
          throws SQLException {

      }

      public void updateObject(String columnName, Object x)
          throws SQLException {

      }

      public void updateObject(int columnIndex, Object x, int scale)
          throws SQLException {

      }

      public void updateObject(String columnName, Object x, int scale)
          throws SQLException {

      }

      public void updateRef(int columnIndex, Ref x) throws SQLException {

      }

      public void updateRef(String columnName, Ref x) throws SQLException {

      }

      public void updateRow() throws SQLException {

      }

      public void updateShort(int columnIndex, short x)
          throws SQLException {

      }

      public void updateShort(String columnName, short x)
          throws SQLException {

      }

      public void updateString(int columnIndex, String x)
          throws SQLException {

      }

      public void updateString(String columnName, String x)
          throws SQLException {

      }

      public void updateTime(int columnIndex, Time x) throws SQLException {

      }

      public void updateTime(String columnName, Time x)
          throws SQLException {

      }

      public void updateTimestamp(int columnIndex, Timestamp x)
          throws SQLException {

      }

      public void updateTimestamp(String columnName, Timestamp x)
          throws SQLException {

      }

      public boolean wasNull() throws SQLException {

        return false;
      }

      public int getBytesSize() throws SQLException {
        return 0;
      }
    };
  }

  /**
   * Tests fix for BUG#34093 - Statements with batched values do not return
   * correct values for getGeneratedKeys() when "rewriteBatchedStatements" is
   * set to "true", and the statement has an "ON DUPLICATE KEY UPDATE" clause.
   *
   * @throws Exception
   *             if the test fails.
   */
  public void testBug34093() throws Exception {
    Connection rewriteConn = null;

    rewriteConn = getConnectionWithProps("rewriteBatchedStatements=true");

    checkBug34093(rewriteConn);

    rewriteConn = getConnectionWithProps("rewriteBatchedStatements=true,useServerPrepStmts=true");

    checkBug34093(rewriteConn);
  }

  private void checkBug34093(Connection rewriteConn) throws Exception {
    try {
      String ddl = "(autoIncId INT NOT NULL PRIMARY KEY AUTO_INCREMENT, uniqueTextKey VARCHAR(255), UNIQUE KEY (uniqueTextKey(100)))";

      String[] sequence = { "c", "a", "d", "b" };
      String sql = "insert into testBug30493 (uniqueTextKey) values (?) on duplicate key UPDATE autoIncId = last_insert_id( autoIncId )";
      String tablePrimeSql = "INSERT INTO testBug30493 (uniqueTextKey) VALUES ('a'), ('b'), ('c'), ('d')";

      // setup the rewritten and non-written statements
      Statement stmts[] = new Statement[2];
      PreparedStatement pstmts[] = new PreparedStatement[2];
      stmts[0] = conn.createStatement();
      stmts[1] = rewriteConn.createStatement();
      pstmts[0] = conn.prepareStatement(sql,
          Statement.RETURN_GENERATED_KEYS);
      pstmts[1] = rewriteConn.prepareStatement(sql,
          Statement.RETURN_GENERATED_KEYS);
      for (int i = 0; i < sequence.length; ++i) {
        String sqlLiteral = sql.replaceFirst("\\?", "'" + sequence[i]
            + "'");
        stmts[0].addBatch(sqlLiteral);
        stmts[1].addBatch(sqlLiteral);
        pstmts[0].setString(1, sequence[i]);
        pstmts[0].addBatch();
        pstmts[1].setString(1, sequence[i]);
        pstmts[1].addBatch();
      }

      // run the test once for Statement, and once for PreparedStatement
      Statement stmtSets[][] = new Statement[2][];
      stmtSets[0] = stmts;
      stmtSets[1] = pstmts;

      for (int stmtSet = 0; stmtSet < 2; ++stmtSet) {
        Statement testStmts[] = stmtSets[stmtSet];
        createTable("testBug30493", ddl);
        this.stmt.executeUpdate(tablePrimeSql);

        int nonRwUpdateCounts[] = testStmts[0].executeBatch();

        ResultSet nonRewrittenRsKeys = testStmts[0].getGeneratedKeys();

        createTable("testBug30493", ddl);
        this.stmt.executeUpdate(tablePrimeSql);
        int expectedUpdateCount = versionMeetsMinimum(5, 1, 0) ? 2 : 1;

        // TODO: check server bug#13904273, bug#14598395 to find last affected version
        if (versionMeetsMinimum(5, 5, 16)) {
          expectedUpdateCount = 1;
        }

        int rwUpdateCounts[] = testStmts[1].executeBatch();
        ResultSet rewrittenRsKeys = testStmts[1].getGeneratedKeys();
        for (int i = 0; i < 4; ++i) {
          assertEquals(expectedUpdateCount, nonRwUpdateCounts[i]);
          assertEquals(expectedUpdateCount, rwUpdateCounts[i]);
        }

        assertResultSetLength(nonRewrittenRsKeys, 4);
        assertResultSetLength(rewrittenRsKeys, 4);

        assertResultSetsEqual(nonRewrittenRsKeys, rewrittenRsKeys);
      }
    } finally {
      if (rewriteConn != null) {
        rewriteConn.close();
      }
    }
  }

  public void testBug34093_nonbatch() throws Exception {
    Connection rewriteConn = null;

    try {
      String ddl = "(autoIncId INT NOT NULL PRIMARY KEY AUTO_INCREMENT, uniqueTextKey VARCHAR(255) UNIQUE KEY)";

      String sql = "insert into testBug30493 (uniqueTextKey) values ('c') on duplicate key UPDATE autoIncId = last_insert_id( autoIncId )";
      String tablePrimeSql = "INSERT INTO testBug30493 (uniqueTextKey) VALUES ('a'), ('b'), ('c'), ('d')";

      try {
        createTable("testBug30493", ddl);
      } catch (SQLException sqlEx) {
        if (sqlEx.getMessage().indexOf("max key length") != -1) {
          createTable(
              "testBug30493",
              "(autoIncId INT NOT NULL PRIMARY KEY AUTO_INCREMENT, uniqueTextKey VARCHAR(180) UNIQUE KEY)");
        }
      }
      stmt.executeUpdate(tablePrimeSql);

      Statement stmt1 = conn.createStatement();
      stmt1.execute(sql, Statement.RETURN_GENERATED_KEYS);
      int expectedUpdateCount = versionMeetsMinimum(5, 1, 0) ? 2 : 1;

      // TODO: check server bug#13904273, bug#14598395 to find last affected version
      if (versionMeetsMinimum(5, 5, 16)) {
        expectedUpdateCount = 1;
      }

      assertEquals(expectedUpdateCount, stmt1.getUpdateCount());
      ResultSet stmtKeys = stmt1.getGeneratedKeys();
      assertResultSetLength(stmtKeys, 1);

      try {
        createTable("testBug30493", ddl);
      } catch (SQLException sqlEx) {
        if (sqlEx.getMessage().indexOf("max key length") != -1) {
          createTable(
              "testBug30493",
              "(autoIncId INT NOT NULL PRIMARY KEY AUTO_INCREMENT, uniqueTextKey VARCHAR(180) UNIQUE KEY)");
        }
      }
      stmt.executeUpdate(tablePrimeSql);

      pstmt = conn.prepareStatement(sql, Statement.RETURN_GENERATED_KEYS);
      pstmt.execute();
      assertEquals(expectedUpdateCount, pstmt.getUpdateCount());
      ResultSet pstmtKeys = pstmt.getGeneratedKeys();
      assertResultSetLength(pstmtKeys, 1);

      assertResultSetsEqual(stmtKeys, pstmtKeys);
    } finally {
      if (rewriteConn != null) {
        rewriteConn.close();
      }
    }
  }

  public void testBug34518() throws Exception {
    if (!versionMeetsMinimum(5, 0)) {
      return;
    }

    Connection fetchConn = getConnectionWithProps("useCursorFetch=true");
    Statement fetchStmt = fetchConn.createStatement();

    int stmtCount = ((com.mysql.jdbc.Connection) fetchConn)
        .getActiveStatementCount();

    fetchStmt.setFetchSize(100);
    this.rs = fetchStmt.executeQuery("SELECT 1");

    assertEquals(
        ((com.mysql.jdbc.Connection) fetchConn)
            .getActiveStatementCount(),
        stmtCount + 1);
    this.rs.close();
    assertEquals(
        ((com.mysql.jdbc.Connection) fetchConn)
            .getActiveStatementCount(),
        stmtCount);
  }

  public void testBug35170() throws Exception {
    Statement stt = null;

    try {
      stt = this.conn.createStatement(ResultSet.TYPE_FORWARD_ONLY,
          ResultSet.CONCUR_READ_ONLY);
      stt.setFetchSize(Integer.MIN_VALUE);
      this.rs = stt.executeQuery("select 1");
      this.rs.next();
      while (!this.rs.isAfterLast()) {
        this.rs.getString(1);
        this.rs.next();
      }
    } finally {
      if (stt != null) {
        stt.close();
      }
    }

  }

  /*
   * public void testBug35307() throws Exception { createTable("testBug35307",
   * "(`id` int(11) unsigned NOT NULL auto_increment," +
   * "`field` varchar(20) NOT NULL," + "`date` datetime NOT NULL," +
   * "PRIMARY KEY  (`id`)" + ") ENGINE=MyISAM DEFAULT CHARSET=latin1");
   *
   * this.stmt.executeUpdate("INSERT INTO testBug35307 (field) values ('works')"
   * ); }
   */

  public void testBug35666() throws Exception {
    Connection loggingConn = getConnectionWithProps("logSlowQueries=true");
    this.pstmt = ((com.mysql.jdbc.Connection) loggingConn)
        .serverPrepareStatement("SELECT SLEEP(4)");
    this.pstmt.execute();
  }

  public void testDeadlockBatchBehavior() throws Exception {
    try {
      createTable("t1", "(id INTEGER, x INTEGER)", "INNODB");
      createTable("t2", "(id INTEGER, x INTEGER)", "INNODB");
      this.stmt.executeUpdate("INSERT INTO t1 VALUES (0, 0)");

      this.conn.setAutoCommit(false);
      this.conn.createStatement().executeQuery(
          "SELECT * FROM t1 WHERE id=0 FOR UPDATE");

      final Connection deadlockConn = getConnectionWithProps("includeInnodbStatusInDeadlockExceptions=true");
      deadlockConn.setAutoCommit(false);

      final Statement deadlockStmt = deadlockConn.createStatement();
      deadlockStmt.executeUpdate("INSERT INTO t2 VALUES (1, 0)");
      deadlockStmt.executeQuery("SELECT * FROM t2 WHERE id=0 FOR UPDATE");

      new Thread() {
        public void run() {
          try {
            deadlockStmt.addBatch("INSERT INTO t2 VALUES (1, 0)");
            deadlockStmt.addBatch("INSERT INTO t2 VALUES (2, 0)");
            deadlockStmt.addBatch("UPDATE t1 SET x=2 WHERE id=0");
            deadlockStmt.executeBatch();
          } catch (SQLException sqlEx) {
            sqlEx.printStackTrace();
            try {
              deadlockConn.rollback();
            } catch (SQLException e) {
              e.printStackTrace();
            }
          }
        }
      }.run();

      this.stmt.executeUpdate("INSERT INTO t1 VALUES (0, 0)");

    } catch (BatchUpdateException sqlEx) {
      int[] updateCounts = sqlEx.getUpdateCounts();
      for (int i = 0; i < updateCounts.length; i++) {
        System.out.println(updateCounts[i]);
      }
    } finally {
      this.conn.rollback();
      this.conn.setAutoCommit(true);
    }
  }

  public void testBug39352() throws Exception {
    Connection affectedRowsConn = getConnectionWithProps("useAffectedRows=true");

    try {

      createTable("bug39352", "(id INT PRIMARY KEY, data VARCHAR(100))");
      assertEquals(
          1,
          this.stmt
              .executeUpdate("INSERT INTO bug39352 (id,data) values (1,'a')"));
      int rowsAffected = this.stmt
          .executeUpdate("INSERT INTO bug39352 (id, data) VALUES(2, 'bb') "
              + "ON DUPLICATE KEY " + "UPDATE data=values(data)");
      assertEquals("First UPD failed", 1, rowsAffected);

      rowsAffected = affectedRowsConn.createStatement().executeUpdate(
          "INSERT INTO bug39352 (id, data) VALUES(2, 'bbb') "
              + "ON DUPLICATE KEY " + "UPDATE data=values(data)");
      assertEquals("2nd UPD failed", 2, rowsAffected);

      rowsAffected = affectedRowsConn.createStatement().executeUpdate(
          "INSERT INTO bug39352 (id, data) VALUES(2, 'bbb') "
              + "ON DUPLICATE KEY " + "UPDATE data=values(data)");
      assertEquals("3rd UPD failed", 0, rowsAffected);

    } finally {
      affectedRowsConn.close();
    }
  }

  public void testBug38747() throws Exception {
    try {
      this.conn.setReadOnly(true);
      this.pstmt = this.conn.prepareStatement("SELECT 1",
          ResultSet.TYPE_FORWARD_ONLY, ResultSet.CONCUR_READ_ONLY);
      this.pstmt.setFetchSize(Integer.MIN_VALUE);

      this.rs = this.pstmt.executeQuery();

      while (this.rs.next())
        ;

      this.rs.close();
      this.pstmt.close();

    } finally {
      this.conn.setReadOnly(false);
    }
  }

  public void testBug39956() throws Exception {
    if (!versionMeetsMinimum(5, 0)) {
      return;
    }

    ResultSet enginesRs = this.conn.createStatement().executeQuery(
        "SHOW ENGINES");

    while (enginesRs.next()) {
      if ("YES".equalsIgnoreCase(enginesRs.getString("Support"))
          || "DEFAULT".equalsIgnoreCase(enginesRs
              .getString("Support"))) {

        String engineName = enginesRs.getString("Engine");

        if ("CSV".equalsIgnoreCase(engineName)
            || "BLACKHOLE".equalsIgnoreCase(engineName)
            || "FEDERATED".equalsIgnoreCase(engineName)
            || "MRG_MYISAM".equalsIgnoreCase(engineName)
            || "PARTITION".equalsIgnoreCase(engineName)
            || "EXAMPLE".equalsIgnoreCase(engineName)
            || "PERFORMANCE_SCHEMA".equalsIgnoreCase(engineName)
            || engineName.endsWith("_SCHEMA")) {
          continue; // not supported
        }

        if ("ARCHIVE".equalsIgnoreCase(engineName)
            && !versionMeetsMinimum(5, 1, 6)) {
          continue;
        }

        String tableName = "testBug39956_" + engineName;

        Connection twoConn = getConnectionWithProps("sessionVariables=auto_increment_increment=2");

        try {
          for (int i = 0; i < 2; i++) {
            createTable(tableName,
                "(k int primary key auto_increment, p varchar(4)) ENGINE="
                    + engineName);

            ((com.mysql.jdbc.Connection) twoConn)
                .setRewriteBatchedStatements(i == 1);

            this.pstmt = twoConn.prepareStatement("INSERT INTO "
                + tableName + " (p) VALUES (?)",
                Statement.RETURN_GENERATED_KEYS);
            this.pstmt.setString(1, "a");
            this.pstmt.addBatch();
            this.pstmt.setString(1, "b");
            this.pstmt.addBatch();
            this.pstmt.executeBatch();

            this.rs = this.pstmt.getGeneratedKeys();

            this.rs.next();
            assertEquals("For engine " + engineName
                + ((i == 1) ? " rewritten " : " plain "), 1,
                this.rs.getInt(1));
            this.rs.next();
            assertEquals("For engine " + engineName
                + ((i == 1) ? " rewritten " : " plain "), 3,
                this.rs.getInt(1));

            createTable(tableName,
                "(k int primary key auto_increment, p varchar(4)) ENGINE="
                    + engineName);
            Statement twoStmt = twoConn.createStatement();
            for (int j = 0; j < 10; j++) {
              twoStmt.addBatch("INSERT INTO " + tableName
                  + " (p) VALUES ('" + j + "')");
            }

            twoStmt.executeBatch(); // UGH: No getGeneratedKeys()
                        // support in JDBC spec, but we
                        // allow it...might have to
                        // rewrite test if/when we don't
            this.rs = twoStmt.getGeneratedKeys();

            int key = 1;

            for (int j = 0; j < 10; j++) {
              this.rs.next();
              assertEquals("For engine " + engineName
                  + ((i == 1) ? " rewritten " : " plain "),
                  key, this.rs.getInt(1));
              key += 2;
            }
          }
        } finally {
          if (twoConn != null) {
            twoConn.close();
          }
        }
      }
    }
  }

  public void testBug34185() throws Exception {
    this.stmt.executeQuery("SELECT 1");

    try {
      this.stmt.getGeneratedKeys();
      fail("Expected exception");
    } catch (SQLException sqlEx) {
      assertEquals(SQLError.SQL_STATE_ILLEGAL_ARGUMENT,
          sqlEx.getSQLState());
    }

    this.pstmt = this.conn.prepareStatement("SELECT 1");

    try {
      this.pstmt.execute();
      this.pstmt.getGeneratedKeys();
      fail("Expected exception");
    } catch (SQLException sqlEx) {
      assertEquals(SQLError.SQL_STATE_ILLEGAL_ARGUMENT,
          sqlEx.getSQLState());
    }
  }

  public void testBug41161() throws Exception {
    createTable("testBug41161", "(a int, b int)");

    Connection rewriteConn = getConnectionWithProps("rewriteBatchedStatements=true");

    try {
      this.pstmt = rewriteConn
          .prepareStatement("INSERT INTO testBug41161 (a, b) VALUES (?, ?, ?)");
      this.pstmt.setInt(1, 1);
      this.pstmt.setInt(2, 1);

      try {
        this.pstmt.addBatch();
        fail("Should have thrown an exception");
      } catch (SQLException sqlEx) {
        assertEquals("07001", sqlEx.getSQLState());
      }

      this.pstmt.executeBatch(); // NPE when this bug exists
    } finally {
      rewriteConn.close();
    }
  }

  /**
   * Ensures that cases listed in Bug#41448 actually work - we don't think
   * there's a bug here right now
   */

  public void testBug41448() throws Exception {
    createTable("testBug41448",
        "(pk INT PRIMARY KEY AUTO_INCREMENT, field1 VARCHAR(4))");

    stmt.executeUpdate("INSERT INTO testBug41448 (field1) VALUES ('abc')",
        Statement.RETURN_GENERATED_KEYS);
    stmt.getGeneratedKeys();

    stmt.executeUpdate("INSERT INTO testBug41448 (field1) VALUES ('def')",
        new int[] { 1 });
    stmt.getGeneratedKeys();

    stmt.executeUpdate("INSERT INTO testBug41448 (field1) VALUES ('ghi')",
        new String[] { "pk" });
    stmt.getGeneratedKeys();

    stmt.executeUpdate("INSERT INTO testBug41448 (field1) VALUES ('ghi')");

    try {
      stmt.getGeneratedKeys();
      fail("Expected a SQLException here");
    } catch (SQLException sqlEx) {
      // expected
    }

    stmt.execute("INSERT INTO testBug41448 (field1) VALUES ('jkl')",
        Statement.RETURN_GENERATED_KEYS);
    stmt.getGeneratedKeys();

    stmt.execute("INSERT INTO testBug41448 (field1) VALUES ('mno')",
        new int[] { 1 });
    stmt.getGeneratedKeys();

    stmt.execute("INSERT INTO testBug41448 (field1) VALUES ('pqr')",
        new String[] { "pk" });
    stmt.getGeneratedKeys();

    stmt.execute("INSERT INTO testBug41448 (field1) VALUES ('stu')");

    try {
      stmt.getGeneratedKeys();
      fail("Expected a SQLException here");
    } catch (SQLException sqlEx) {
      // expected
    }

    this.pstmt = this.conn.prepareStatement(
        "INSERT INTO testBug41448 (field1) VALUES (?)",
        Statement.RETURN_GENERATED_KEYS);
    this.pstmt.setString(1, "abc");
    this.pstmt.executeUpdate();
    this.pstmt.getGeneratedKeys();
    this.pstmt.execute();
    this.pstmt.getGeneratedKeys();

    this.pstmt = this.conn
        .prepareStatement(
            "INSERT INTO testBug41448 (field1) VALUES (?)",
            new int[] { 1 });
    this.pstmt.setString(1, "abc");
    this.pstmt.executeUpdate();
    this.pstmt.getGeneratedKeys();
    this.pstmt.execute();
    this.pstmt.getGeneratedKeys();

    this.pstmt = this.conn.prepareStatement(
        "INSERT INTO testBug41448 (field1) VALUES (?)",
        new String[] { "pk" });
    this.pstmt.setString(1, "abc");
    this.pstmt.executeUpdate();
    this.pstmt.getGeneratedKeys();
    this.pstmt.execute();
    this.pstmt.getGeneratedKeys();

    this.pstmt = this.conn
        .prepareStatement("INSERT INTO testBug41448 (field1) VALUES (?)");
    this.pstmt.setString(1, "abc");
    this.pstmt.executeUpdate();
    try {
      this.pstmt.getGeneratedKeys();
      fail("Expected a SQLException here");
    } catch (SQLException sqlEx) {
      // expected
    }

    this.pstmt.execute();

    try {
      this.pstmt.getGeneratedKeys();
      fail("Expected a SQLException here");
    } catch (SQLException sqlEx) {
      // expected
    }
  }

  public void testBug48172() throws Exception {
    createTable("testBatchInsert", "(a INT PRIMARY KEY AUTO_INCREMENT)");
    Connection rewriteConn = getConnectionWithProps("rewriteBatchedStatements=true,dumpQueriesOnException=true");
    assertEquals(
        "0",
        getSingleIndexedValueWithQuery(rewriteConn, 2,
            "SHOW SESSION STATUS LIKE 'Com_insert'").toString());

    this.pstmt = rewriteConn
        .prepareStatement("INSERT INTO testBatchInsert VALUES (?)");
    this.pstmt.setNull(1, java.sql.Types.INTEGER);
    this.pstmt.addBatch();
    this.pstmt.setNull(1, java.sql.Types.INTEGER);
    this.pstmt.addBatch();
    this.pstmt.setNull(1, java.sql.Types.INTEGER);
    this.pstmt.addBatch();
    this.pstmt.executeBatch();

    assertEquals(
        "1",
        getSingleIndexedValueWithQuery(rewriteConn, 2,
            "SHOW SESSION STATUS LIKE 'Com_insert'").toString());
    this.pstmt = rewriteConn
        .prepareStatement("INSERT INTO `testBatchInsert`VALUES (?)");
    this.pstmt.setNull(1, java.sql.Types.INTEGER);
    this.pstmt.addBatch();
    this.pstmt.setNull(1, java.sql.Types.INTEGER);
    this.pstmt.addBatch();
    this.pstmt.setNull(1, java.sql.Types.INTEGER);
    this.pstmt.addBatch();
    this.pstmt.executeBatch();

    assertEquals(
        "2",
        getSingleIndexedValueWithQuery(rewriteConn, 2,
            "SHOW SESSION STATUS LIKE 'Com_insert'").toString());

    this.pstmt = rewriteConn
        .prepareStatement("INSERT INTO testBatchInsert VALUES(?)");
    this.pstmt.setNull(1, java.sql.Types.INTEGER);
    this.pstmt.addBatch();
    this.pstmt.setNull(1, java.sql.Types.INTEGER);
    this.pstmt.addBatch();
    this.pstmt.setNull(1, java.sql.Types.INTEGER);
    this.pstmt.addBatch();
    this.pstmt.executeBatch();

    assertEquals(
        "3",
        getSingleIndexedValueWithQuery(rewriteConn, 2,
            "SHOW SESSION STATUS LIKE 'Com_insert'").toString());

    this.pstmt = rewriteConn
        .prepareStatement("INSERT INTO testBatchInsert VALUES\n(?)");
    this.pstmt.setNull(1, java.sql.Types.INTEGER);
    this.pstmt.addBatch();
    this.pstmt.setNull(1, java.sql.Types.INTEGER);
    this.pstmt.addBatch();
    this.pstmt.setNull(1, java.sql.Types.INTEGER);
    this.pstmt.addBatch();
    this.pstmt.executeBatch();

    assertEquals(
        "4",
        getSingleIndexedValueWithQuery(rewriteConn, 2,
            "SHOW SESSION STATUS LIKE 'Com_insert'").toString());

  }

  /**
   * Tests fix for Bug#41532 - regression in performance for batched inserts
   * when using ON DUPLICATE KEY UPDATE
   */
  public void testBug41532() throws Exception {
    createTable(
        "testBug41532",
        "(ID"
            + " INTEGER, S1 VARCHAR(100), S2 VARCHAR(100), S3 VARCHAR(100), D1 DATETIME, D2 DATETIME, D3 DATETIME, N1 DECIMAL(28,6), N2 DECIMAL(28,6), N3 DECIMAL(28,6), UNIQUE KEY"
            + " UNIQUE_KEY_TEST_DUPLICATE (ID) )");

    int numTests = 5000;
    Connection rewriteConn = getConnectionWithProps("rewriteBatchedStatements=true,dumpQueriesOnException=true");

    assertEquals(
        "0",
        getSingleIndexedValueWithQuery(rewriteConn, 2,
            "SHOW SESSION STATUS LIKE 'Com_insert'").toString());
    long batchedTime = timeBatch(rewriteConn, numTests);
    assertEquals(
        "1",
        getSingleIndexedValueWithQuery(rewriteConn, 2,
            "SHOW SESSION STATUS LIKE 'Com_insert'").toString());

    this.stmt.executeUpdate("TRUNCATE TABLE testBug41532");

    assertEquals(
        "0",
        getSingleIndexedValueWithQuery(this.conn, 2,
            "SHOW SESSION STATUS LIKE 'Com_insert'").toString());
    long unbatchedTime = timeBatch(this.conn, numTests);
    assertEquals(
        String.valueOf(numTests),
        getSingleIndexedValueWithQuery(this.conn, 2,
            "SHOW SESSION STATUS LIKE 'Com_insert'").toString());
    assertTrue(batchedTime < unbatchedTime);

    rewriteConn = getConnectionWithProps("rewriteBatchedStatements=true,useCursorFetch=true,defaultFetchSize=10000");
    timeBatch(rewriteConn, numTests);
  }

  private long timeBatch(Connection c, int numberOfRows) throws SQLException {
    this.pstmt = c
        .prepareStatement("INSERT INTO testBug41532(ID, S1, S2, S3, D1,"
            + "D2, D3, N1, N2, N3) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?)"
            + " ON DUPLICATE KEY"
            + " UPDATE S1 = VALUES(S1), S2 = VALUES(S2), S3 = VALUES(S3), D1 = VALUES(D1), D2 ="
            + " VALUES(D2), D3 = VALUES(D3), N1 = N1 + VALUES(N1), N2 = N2 + VALUES(N2), N2 = N2 +"
            + " VALUES(N2)");
    c.setAutoCommit(false);
    c.setTransactionIsolation(Connection.TRANSACTION_READ_COMMITTED);
    Date d1 = new Date(currentTimeMillis());
    Date d2 = new Date(currentTimeMillis() + 1000000);
    Date d3 = new Date(currentTimeMillis() + 1250000);

    for (int i = 0; i < numberOfRows; i++) {
      this.pstmt.setObject(1, new Integer(i), Types.INTEGER);
      this.pstmt.setObject(2, String.valueOf(i), Types.VARCHAR);
      this.pstmt.setObject(3, String.valueOf(i * 0.1), Types.VARCHAR);
      this.pstmt.setObject(4, String.valueOf(i / 3), Types.VARCHAR);
      this.pstmt.setObject(5, new Timestamp(d1.getTime()),
          Types.TIMESTAMP);
      this.pstmt.setObject(6, new Timestamp(d2.getTime()),
          Types.TIMESTAMP);
      this.pstmt.setObject(7, new Timestamp(d3.getTime()),
          Types.TIMESTAMP);
      this.pstmt.setObject(8, new BigDecimal(i + 0.1), Types.DECIMAL);
      this.pstmt.setObject(9, new BigDecimal(i * 0.1), Types.DECIMAL);
      this.pstmt.setObject(10, new BigDecimal(i / 3), Types.DECIMAL);
      this.pstmt.addBatch();
    }
    long startTime = currentTimeMillis();
    this.pstmt.executeBatch();
    c.commit();
    long stopTime = currentTimeMillis();

    rs = conn.createStatement().executeQuery(
        "SELECT COUNT(*) FROM testBug41532");
    assertTrue(rs.next());
    assertEquals(numberOfRows, rs.getInt(1));

    return stopTime - startTime;
  }

  /**
   * Tests fix for Bug#44056 - Statement.getGeneratedKeys() retains result set
   * instances until statement is closed.
   */

  public void testBug44056() throws Exception {
    createTable("testBug44056",
        "(pk int primary key not null auto_increment)");
    Statement newStmt = this.conn.createStatement();

    try {
      newStmt.executeUpdate("INSERT INTO testBug44056 VALUES (null)",
          Statement.RETURN_GENERATED_KEYS);
      checkOpenResultsFor44056(newStmt);
      this.pstmt = this.conn.prepareStatement(
          "INSERT INTO testBug44056 VALUES (null)",
          Statement.RETURN_GENERATED_KEYS);
      this.pstmt.executeUpdate();
      checkOpenResultsFor44056(this.pstmt);
      this.pstmt = ((com.mysql.jdbc.Connection) this.conn)
          .serverPrepareStatement(
              "INSERT INTO testBug44056 VALUES (null)",
              Statement.RETURN_GENERATED_KEYS);
      this.pstmt.executeUpdate();
      checkOpenResultsFor44056(this.pstmt);
    } finally {
      newStmt.close();
    }
  }

  private void checkOpenResultsFor44056(Statement newStmt)
      throws SQLException {
    this.rs = newStmt.getGeneratedKeys();
    assertEquals(1,
        ((com.mysql.jdbc.Statement) newStmt).getOpenResultSetCount());
    this.rs.close();
    assertEquals(0,
        ((com.mysql.jdbc.Statement) newStmt).getOpenResultSetCount());
  }

  /**
   * Bug #41730 - SQL Injection when using U+00A5 and SJIS/Windows-31J
   */
  public void testBug41730() throws Exception {
    try {
      "".getBytes("sjis");
    } catch (UnsupportedEncodingException ex) {
      return; // test doesn't work on this platform
    }

    Connection conn2 = null;
    PreparedStatement pstmt2 = null;
    try {
      conn2 = getConnectionWithProps("characterEncoding=sjis");
      pstmt2 = conn2.prepareStatement("select ?");
      pstmt2.setString(1, "\u00A5'");
      // this will throw an exception with a syntax error if it fails
      pstmt2.executeQuery();
    } finally {
      try {
        if (pstmt2 != null)
          pstmt2.close();
      } catch (SQLException ex) {
      }
      try {
        if (conn2 != null)
          conn2.close();
      } catch (SQLException ex) {
      }
    }
  }

  public void testBug43196() throws Exception {
    createTable(
        "`bug43196`",
        "(`id` bigint(20) unsigned NOT NULL AUTO_INCREMENT PRIMARY KEY, `a` bigint(20) unsigned NOT NULL) ENGINE=MyISAM DEFAULT CHARSET=latin1;");

    Connection conn1 = null;

    try {
      assertEquals(1, this.stmt.executeUpdate(
          "INSERT INTO bug43196 (a) VALUES (1)",
          Statement.RETURN_GENERATED_KEYS));

      this.rs = this.stmt.getGeneratedKeys();

      if (this.rs.next()) {

        Object id = this.rs.getObject(1);// use long

        assertEquals(Long.class, id.getClass());
      }

      this.rs.close();

      this.rs = this.stmt.executeQuery("select id from bug43196");

      if (this.rs.next()) {
        Object id = this.rs.getObject(1);// use BigInteger

        assertEquals(BigInteger.class, id.getClass());
      }

      this.rs.close();

      // insert a id > Long.MAX_VALUE(9223372036854775807)

      assertEquals(
          1,
          this.stmt
              .executeUpdate(
                  "insert into bug43196(id,a) values(18446744073709551200,1)",
                  Statement.RETURN_GENERATED_KEYS));

      this.rs = this.stmt.getGeneratedKeys();

      this.rs.first();

      assertTrue("No rows returned", this.rs.isFirst());
      assertEquals("18446744073709551200", this.rs.getObject(1)
          .toString());
    } finally {
      if (conn1 != null) {
        conn1.close();
      }
    }
  }

  /**
   * Bug #42253 - multiple escaped quotes cause exception from
   * EscapeProcessor.
   */
  public void testBug42253() throws Exception {
    rs = stmt.executeQuery("select '\\'\\'','{t\\'}'");
    rs.next();
    assertEquals("''", rs.getString(1));
    assertEquals("{t'}", rs.getString(2));
  }

  /**
   * Bug #41566 - Quotes within comments not correctly ignored by escape
   * parser
   */
  public void testBug41566() throws Exception {
    rs = stmt
        .executeQuery("-- this should't change the literal\n select '{1}'");
    rs.next();
    assertEquals("{1}", rs.getString(1));
  }

  /*
   * Bug #40439 - Error rewriting batched statement if table name ends with
   * "values".
   */
  public void testBug40439() throws Exception {
    Connection conn2 = null;
    try {
      createTable("testBug40439VALUES", "(x int)");
      conn2 = getConnectionWithProps("rewriteBatchedStatements=true");
      PreparedStatement ps = conn2
          .prepareStatement("insert into testBug40439VALUES (x) values (?)");
      ps.setInt(1, 1);
      ps.addBatch();
      ps.setInt(1, 2);
      ps.addBatch();
      ps.executeBatch();
    } finally {
      if (conn2 != null)
        try {
          conn2.close();
        } catch (SQLException ex) {
        }
    }
  }

  public static class Bug39426Interceptor implements StatementInterceptor {
    public static List<Integer> vals = new ArrayList<Integer>();
    String prevSql;

    public void destroy() {
    }

    public boolean executeTopLevelOnly() {
      return false;
    }

    public void init(com.mysql.jdbc.Connection conn, Properties props)
        throws SQLException {
    }

    public ResultSetInternalMethods postProcess(String sql,
        com.mysql.jdbc.Statement interceptedStatement,
        ResultSetInternalMethods originalResultSet,
        com.mysql.jdbc.Connection connection) throws SQLException {
      return null;
    }

    public ResultSetInternalMethods preProcess(String sql,
        com.mysql.jdbc.Statement interceptedStatement,
        com.mysql.jdbc.Connection connection) throws SQLException {
      String asSql = sql;

      if (interceptedStatement instanceof com.mysql.jdbc.PreparedStatement) {
        asSql = interceptedStatement.toString();
        int firstColon = asSql.indexOf(":");
        asSql = asSql.substring(firstColon + 2);

        if (asSql.equals(prevSql))
          throw new RuntimeException(
              "Previous statement matched current: " + sql);
        prevSql = asSql;
        ParameterBindings b = ((com.mysql.jdbc.PreparedStatement) interceptedStatement)
            .getParameterBindings();
        vals.add(new Integer(b.getInt(1)));
      }
      return null;
    }
  }

  /**
   * Bug #39426 - executeBatch passes most recent PreparedStatement params to
   * StatementInterceptor
   */
  public void testBug39426() throws Exception {
    Connection c = null;
    try {
      createTable("testBug39426", "(x int)");
      c = getConnectionWithProps("statementInterceptors=testsuite.regression.StatementRegressionTest$Bug39426Interceptor,useServerPrepStmts=false");
      PreparedStatement ps = c
          .prepareStatement("insert into testBug39426 values (?)");
      ps.setInt(1, 1);
      ps.addBatch();
      ps.setInt(1, 2);
      ps.addBatch();
      ps.setInt(1, 3);
      ps.addBatch();
      ps.executeBatch();
      List<Integer> vals = Bug39426Interceptor.vals;
      assertEquals(new Integer(1), vals.get(0));
      assertEquals(new Integer(2), vals.get(1));
      assertEquals(new Integer(3), vals.get(2));
    } finally {
      if (c != null)
        c.close();
    }
  }

  public void testBugDupeKeySingle() throws Exception {
    createTable("testBugDupeKeySingle", "(field1 int not null primary key)");
    Connection conn2 = null;
    try {
      conn2 = getConnectionWithProps("rewriteBatchedStatements=true");

      this.pstmt = conn2
          .prepareStatement("INSERT INTO testBugDupeKeySingle VALUES (?) ON DUPLICATE KEY UPDATE field1=VALUES(field1)");
      this.pstmt.setInt(1, 1);
      this.pstmt.addBatch();
      this.pstmt.executeBatch();

      // this should be a syntax error
      this.pstmt = conn2
          .prepareStatement("INSERT INTO testBugDupeKeySingle VALUES (?) ON DUPLICATE KEY UPDATE");
      this.pstmt.setInt(1, 1);
      this.pstmt.addBatch();
      try {
        this.pstmt.executeBatch();
      } catch (SQLException sqlEx) {
        assertEquals(SQLError.SQL_STATE_SYNTAX_ERROR,
            sqlEx.getSQLState());
      }

      this.pstmt = conn2
          .prepareStatement("INSERT INTO testBugDupeKeySingle VALUES (?)");
      this.pstmt.setInt(1, 2);
      this.pstmt.addBatch();
      this.pstmt.executeBatch();
      this.pstmt.setInt(1, 3);
      this.pstmt.setInt(1, 4);
      this.pstmt.executeBatch();
    } finally {
      if (conn2 != null) {
        conn2.close();
      }
    }
  }

  /**
   * Bug #37458 - MySQL 5.1 returns generated keys in ascending order
   */
  public void testBug37458() throws Exception {
    int ids[] = { 13, 1, 8 };
    String vals[] = { "c", "a", "b" };
    createTable("testBug37458",
        "(id int not null auto_increment, val varchar(100), "
            + "primary key (id), unique (val))");
    stmt.executeUpdate("insert into testBug37458 values (1, 'a'), (8, 'b'), (13, 'c')");
    pstmt = conn.prepareStatement(
        "insert into testBug37458 (val) values (?) "
            + "on duplicate key update id = last_insert_id(id)",
        PreparedStatement.RETURN_GENERATED_KEYS);
    for (int i = 0; i < ids.length; ++i) {
      pstmt.setString(1, vals[i]);
      pstmt.addBatch();
    }
    pstmt.executeBatch();
    ResultSet keys = pstmt.getGeneratedKeys();
    for (int i = 0; i < ids.length; ++i) {
      assertTrue(keys.next());
      assertEquals(ids[i], keys.getInt(1));
    }
  }

  public void testBug34555() throws Exception {
    if (!versionMeetsMinimum(5, 0)) {
      return; // no KILL QUERY prior to this
    }

    createTable("testBug34555", "(field1 int)", "INNODB");
    this.stmt.executeUpdate("INSERT INTO testBug34555 VALUES (0)");

    final Connection lockerConn = getConnectionWithProps("");
    lockerConn.setAutoCommit(false);
    lockerConn.createStatement().execute(
        "SELECT * FROM testBug34555 WHERE field1=0 FOR UPDATE");

    this.conn.setAutoCommit(false);

    this.pstmt = this.conn
        .prepareStatement("UPDATE testBug34555 SET field1=1 WHERE field1=?");
    this.pstmt.setQueryTimeout(1);
    this.pstmt.setInt(1, 0);
    this.pstmt.addBatch();
    this.pstmt.setInt(1, 2);
    this.pstmt.addBatch();

    try {
      this.pstmt.executeBatch();
    } catch (BatchUpdateException batchEx) {
      assertTrue(batchEx.getMessage().startsWith("Statement cancelled"));
    } finally {
      this.conn.setAutoCommit(true);
      lockerConn.commit();
    }
  }

  public void testBug46788() throws Exception {
    createTable("testBug46788", "(modified varchar(32), id varchar(32))");

    Connection rewriteConn = getConnectionWithProps("rewriteBatchedStatements=true");

    this.pstmt = rewriteConn
        .prepareStatement("insert into testBug46788 (modified,id) values (?,?) ON DUPLICATE KEY UPDATE modified=?");

    this.pstmt.setString(1, "theID");
    this.pstmt.setString(2, "Hello_world_");
    this.pstmt.setString(3, "Hello_world_");

    for (int i = 0; i < 10; i++) {
      this.pstmt.addBatch();
    }

    this.pstmt.executeBatch();
  }

  public void testBug31193() throws Exception {
    createTable("bug31193", "(sometime datetime, junk text)");
    Connection fetchConn = getConnectionWithProps("useCursorFetch=true");
    Statement fetchStmt = fetchConn.createStatement();

    fetchStmt.setFetchSize(10000);

    assertEquals(
        1,
        fetchStmt
            .executeUpdate("INSERT INTO bug31193 (sometime) values ('2007-01-01 12:34:56.7')"));
    this.rs = fetchStmt.executeQuery("SELECT * FROM bug31193");
    this.rs.next();
    String badDatetime = this.rs.getString("sometime");

    this.rs = fetchStmt.executeQuery("SELECT sometime FROM bug31193");
    this.rs.next();
    String goodDatetime = this.rs.getString("sometime");
    assertEquals(goodDatetime, badDatetime);
  }

  public void testBug51666() throws Exception {
    Connection testConn = getConnectionWithProps("statementInterceptors="
        + IncrementStatementCountInterceptor.class.getName());
    createTable("testStatementInterceptorCount", "(field1 int)");
    this.stmt
        .executeUpdate("INSERT INTO testStatementInterceptorCount VALUES (0)");
    ResultSet testRs = testConn.createStatement().executeQuery(
        "SHOW SESSION STATUS LIKE 'Com_select'");
    testRs.next();
    int s = testRs.getInt(2);
    testConn.createStatement().executeQuery("SELECT 1");
    testRs = testConn.createStatement().executeQuery(
        "SHOW SESSION STATUS LIKE 'Com_select'");
    testRs.next();
    assertEquals(s + 1, testRs.getInt(2));

  }

  public void testBug51776() throws Exception {

    Properties props = new Properties();
    NonRegisteringDriver d = new NonRegisteringDriver();
    this.copyBasePropertiesIntoProps(props, d);
    props.setProperty("socketFactory", "testsuite.UnreliableSocketFactory");
    Properties parsed = d.parseURL(BaseTestCase.dbUrl, props);
    String db = parsed
        .getProperty(NonRegisteringDriver.DBNAME_PROPERTY_KEY);
    String port = parsed
        .getProperty(NonRegisteringDriver.PORT_PROPERTY_KEY);
    String host = getPortFreeHostname(props, d);
    UnreliableSocketFactory.flushAllHostLists();
    UnreliableSocketFactory.mapHost("first", host);
    props.remove(NonRegisteringDriver.HOST_PROPERTY_KEY);

    Connection testConn = getConnectionWithProps("jdbc:mysql://first:"
        + port + "/" + db, props);
    testConn.setAutoCommit(false);
    testConn.createStatement().execute("SELECT 1");
    UnreliableSocketFactory.downHost("first");
    try {
      testConn.rollback();
      fail("Should receive SQLException on rollback().");
    } catch (SQLException e) {

    }

  }

  public static class IncrementStatementCountInterceptor implements
      StatementInterceptorV2 {
    public void destroy() {
    }

    public boolean executeTopLevelOnly() {
      return false;
    }

    public void init(com.mysql.jdbc.Connection conn, Properties props)
        throws SQLException {
    }

    public ResultSetInternalMethods postProcess(String sql,
        com.mysql.jdbc.Statement interceptedStatement,
        ResultSetInternalMethods originalResultSet,
        com.mysql.jdbc.Connection connection, int warningCount,
        boolean noIndexUsed, boolean noGoodIndexUsed,
        SQLException statementException) throws SQLException {
      return null;
    }

    public ResultSetInternalMethods preProcess(String sql,
        com.mysql.jdbc.Statement interceptedStatement,
        com.mysql.jdbc.Connection conn) throws SQLException {
      java.sql.Statement test = conn.createStatement();
      if (sql.equals("SELECT 1")) {
        return (ResultSetInternalMethods) test
            .executeQuery("/* execute this, not the original */ SELECT 1");
      }
      return null;
    }

  }

  public void testReversalOfScanFlags() throws Exception {
    createTable("testReversalOfScanFlags", "(field1 int)");
    this.stmt
        .executeUpdate("INSERT INTO testReversalOfScanFlags VALUES (1),(2),(3)");

    Connection scanningConn = getConnectionWithProps("statementInterceptors="
        + ScanDetectingInterceptor.class.getName());

    try {
      ScanDetectingInterceptor.watchForScans = true;
      scanningConn.createStatement().executeQuery(
          "SELECT field1 FROM testReversalOfScanFlags");
      assertTrue(ScanDetectingInterceptor.hasSeenScan);
      assertFalse(ScanDetectingInterceptor.hasSeenBadIndex);
    } finally {
      scanningConn.close();
    }

  }

  public static class ScanDetectingInterceptor implements
      StatementInterceptorV2 {
    static boolean watchForScans = false;
    static boolean hasSeenScan = false;
    static boolean hasSeenBadIndex = false;

    public void destroy() {

    }

    public boolean executeTopLevelOnly() {
      return false;
    }

    public void init(com.mysql.jdbc.Connection conn, Properties props)
        throws SQLException {

    }

    public ResultSetInternalMethods postProcess(String sql,
        com.mysql.jdbc.Statement interceptedStatement,
        ResultSetInternalMethods originalResultSet,
        com.mysql.jdbc.Connection connection, int warningCount,
        boolean noIndexUsed, boolean noGoodIndexUsed,
        SQLException statementException) throws SQLException {
      if (watchForScans) {
        if (noIndexUsed) {
          hasSeenScan = true;
        }

        if (noGoodIndexUsed) {
          hasSeenBadIndex = true;
        }
      }

      return null;
    }

    public ResultSetInternalMethods preProcess(String sql,
        com.mysql.jdbc.Statement interceptedStatement,
        com.mysql.jdbc.Connection connection) throws SQLException {
      return null;
    }

  }

  /**
   * Tests fix for Bug#51704, rewritten batched statements don't honor escape
   * processing flag of Statement that they are created for
   */
  public void testBug51704() throws Exception {
    createTable("testBug51704", "(field1 TIMESTAMP)");
    Connection rewriteConn = getConnectionWithProps("rewriteBatchedStatements=true");
    Statement rewriteStmt = rewriteConn.createStatement();

    try {
      rewriteStmt.setEscapeProcessing(false);

      for (int i = 0; i < 20; i++) {
        rewriteStmt
            .addBatch("INSERT INTO testBug51704 VALUES ({tsp '2002-11-12 10:00:00'})");
      }

      rewriteStmt.executeBatch(); // this should pass, because mysqld
                    // doesn't validate any escape
                    // sequences,
                    // it just strips them, where our escape
                    // processor validates them

      Statement batchStmt = conn.createStatement();
      batchStmt.setEscapeProcessing(false);
      batchStmt
          .addBatch("INSERT INTO testBug51704 VALUES ({tsp '2002-11-12 10:00:00'})");
      batchStmt.executeBatch(); // same here
    } finally {
      rewriteConn.close();
    }
  }

  public void testBug54175() throws Exception {
    if (!versionMeetsMinimum(5, 5)) {
      return;
    }

    Connection utf8conn = getConnectionWithProps("characterEncoding=utf8");

    createTable("testBug54175", "(a VARCHAR(10)) CHARACTER SET utf8mb4");
    stmt.execute("INSERT INTO testBug54175 VALUES(0xF0AFA6B2)");
    rs = utf8conn.createStatement().executeQuery(
        "SELECT * FROM testBug54175");
    assertTrue(rs.next());
    assertEquals(55422, rs.getString(1).charAt(0));
  }

  /**
   * Tests fix for Bug#58728, NPE in com.mysql.jdbc.jdbc2.optional.StatementWrappe.getResultSet()
   * ((com.mysql.jdbc.ResultSetInternalMethods) rs).setWrapperStatement(this);
   * when rs is null
   */
  public void testBug58728() throws Exception {
    createTable("testbug58728", "(Id INT UNSIGNED AUTO_INCREMENT NOT NULL PRIMARY KEY, txt VARCHAR(50))","InnoDB");
    this.stmt.executeUpdate("INSERT INTO testbug58728 VALUES (NULL, 'Text 1'), (NULL, 'Text 2')");
   
    MysqlConnectionPoolDataSource pds = new MysqlConnectionPoolDataSource();
    pds.setUrl(dbUrl);
    Statement stmt1 = pds.getPooledConnection().getConnection().createStatement();
    stmt1.executeUpdate("UPDATE testbug58728 SET txt = 'New text' WHERE Id > 0");
    ResultSet rs1 = stmt1.getResultSet();
    stmt1.close();
    if (rs1 != null) {
      rs1.close();
    }
  }
 
  public void testBug61501() throws Exception {
    createTable("testBug61501", "(id int)");
    stmt.executeUpdate("INSERT INTO testBug61501 VALUES (1)");
    String sql = "SELECT id FROM testBug61501 where id=1";
    pstmt = conn.prepareStatement(sql);
    pstmt.executeQuery();
    pstmt.cancel();
    pstmt.close();
   
    pstmt = conn.prepareStatement(sql);
    rs = pstmt.executeQuery();
   
    stmt.cancel();
    stmt.executeQuery(sql);
    stmt.cancel();
    stmt.execute(sql);
    pstmt = ((com.mysql.jdbc.Connection) conn).serverPrepareStatement(sql);
    pstmt.execute();
    pstmt.cancel();
    pstmt.execute();
   
    sql = "INSERT INTO testBug61501 VALUES (2)";
    pstmt = conn.prepareStatement(sql);
    pstmt.execute();
    assertEquals(1, pstmt.getUpdateCount());
    pstmt.cancel();
    pstmt.close();
   
    pstmt = conn.prepareStatement(sql);
    assertEquals(1, pstmt.executeUpdate());
   
    stmt.cancel();
    assertEquals(1, stmt.executeUpdate(sql));
    stmt.cancel();
    stmt.execute(sql);
    assertEquals(1, stmt.getUpdateCount());
   
    pstmt = ((com.mysql.jdbc.Connection) conn).serverPrepareStatement(sql);
    pstmt.execute();
    assertEquals(1, pstmt.getUpdateCount());
    pstmt.cancel();
    pstmt.close();
   
    pstmt = ((com.mysql.jdbc.Connection) conn).serverPrepareStatement(sql);
    assertEquals(1, pstmt.executeUpdate());
   
    pstmt.cancel();
    pstmt.addBatch();
    pstmt.addBatch();
    pstmt.addBatch();
    int[] counts = pstmt.executeBatch();
   
    for (int i = 0; i < counts.length; i++) {
      assertEquals(1, counts[i]);
    }
   
    pstmt = conn.prepareStatement(sql);
    pstmt.cancel();
    pstmt.addBatch();
    pstmt.addBatch();
    pstmt.addBatch();
    counts = pstmt.executeBatch();
   
    for (int i = 0; i < counts.length; i++) {
      assertEquals(1, counts[i]);
    }
   
    stmt.cancel();
    stmt.addBatch(sql);
    stmt.addBatch(sql);
    stmt.addBatch(sql);

    counts = stmt.executeBatch();
   
    for (int i = 0; i < counts.length; i++) {
      assertEquals(1, counts[i]);
    }
   
   
  }
 
  public void testbug61866() throws Exception {
     
      createProcedure("WARN_PROCEDURE", "() BEGIN  DECLARE l_done INT;  SELECT 1   INTO l_done  FROM DUAL  WHERE 1=2; END");
      this.pstmt = this.conn.prepareCall("{CALL WARN_PROCEDURE()}");
      this.pstmt.execute();
      assertTrue("No warning when expected", this.pstmt.getWarnings().toString().contentEquals("java.sql.SQLWarning: No data - zero rows fetched, selected, or processed"));
      this.pstmt.clearWarnings();
      assertNull("Warning when not expected", this.pstmt.getWarnings());
  }
 
  public void testbug12565726() throws Exception {
    // Not putting the space between VALUES() and ON DUPLICATE KEY UPDATE
    // causes C/J a) enter rewriting the query altrhough it has ON UPDATE
    // and b) to generate the wrong query with multiple ON DUPLICATE KEY

    Properties props = new Properties();
        props.put("rewriteBatchedStatements","true");
        props.put("useServerPrepStmts","false");
        props.put("enablePacketDebug","true");
    this.conn = getConnectionWithProps(props);
    this.stmt = this.conn.createStatement();
   
    try {
      createTable("testbug12565726", "(id int primary key, txt1 varchar(32))");
            this.stmt.executeUpdate("INSERT INTO testbug12565726 " +
              "(id, txt1) VALUES (1, 'something')");
     

            this.pstmt = this.conn.prepareStatement("INSERT INTO " +
                    "testbug12565726 (id, txt1) " +
                    "VALUES (?, ?)ON DUPLICATE KEY UPDATE " +
                    "id=LAST_INSERT_ID(id)+10");           
           
            this.pstmt.setInt(1, 1);
            this.pstmt.setString(2, "something else");
            this.pstmt.addBatch();
           
            this.pstmt.setInt(1, 2);
            this.pstmt.setString(2, "hope it is not error again!");
            this.pstmt.addBatch();

            this.pstmt.executeBatch();
     
    } finally {
    }
   
  }

  public void testBug36478() throws Exception {

    createTable("testBug36478", "(`limit` varchar(255) not null primary key, id_limit INT, limit1 INT, maxlimit2 INT)");
   
    this.stmt.execute("INSERT INTO testBug36478 VALUES ('bahblah',1,1,1)");
    this.stmt.execute("INSERT INTO testBug36478 VALUES ('bahblah2',2,2,2)");
    this.pstmt = this.conn.prepareStatement("select 1 FROM testBug36478");

    this.pstmt.setMaxRows(1);
    this.rs = this.pstmt.executeQuery();
    this.rs.first();
    assertTrue(this.rs.isFirst());
    assertTrue(this.rs.isLast());

    this.pstmt = this.conn.prepareStatement("select `limit`, id_limit, limit1, maxlimit2 FROM testBug36478");
    this.pstmt.setMaxRows(0);
    this.rs = this.pstmt.executeQuery();
    this.rs.first();
    assertTrue(this.rs.isFirst());
    assertFalse(this.rs.isLast());   
   
    //SSPS
    Connection _conn = null;
    PreparedStatement s = null;
    try {
      Properties props = new Properties();
      props.setProperty("useServerPrepStmts", "true");

      _conn = getConnectionWithProps(props);
      s = _conn.prepareStatement("select 1 FROM testBug36478");

      s.setMaxRows(1);
      ResultSet _rs = s.executeQuery();
      _rs.first();
      assertTrue(_rs.isFirst());
      assertTrue(_rs.isLast());

      s = _conn.prepareStatement("select `limit`, id_limit, limit1, maxlimit2 FROM testBug36478");
      s.setMaxRows(0);
      _rs = s.executeQuery();
      _rs.first();
      assertTrue(_rs.isFirst());
      assertFalse(_rs.isLast());   
     
    } finally {
      if (s != null) {
        s.close();
      }
      if (_conn != null) {
        _conn.close();
      }
    }
   
  }

  /**
   * Tests fix for BUG#40279 - Timestamp values get truncated when passed as prepared statement parameters
   * (and duplicate BUG#60584 - prepared statements truncate milliseconds)
   *
   *  [13 Sep 2012 21:06] Mark Matthews
   *  This was fixed with http://bazaar.launchpad.net/~mysql/connectorj/5.1/revision/1107 in 2011,
   *  it supports MySQL-5.6.4 or later.
   * 
   *  But that fix did not cover useLegacyDatetimeCode=true case.
   *
   * @throws Exception
   */
  public void testBug40279() throws Exception {
    if (!versionMeetsMinimum(5, 6, 4)) {
      return;
    }
   
    createTable("testBug40279", "(f1 int, f2 timestamp(6))");

    Timestamp ts = new Timestamp(1300791248001L);

    Connection ps_conn_legacy = null;
    Connection ps_conn_nolegacy = null;

    Connection ssps_conn_legacy = null;
    Connection ssps_conn_nolegacy = null;

    try {
      Properties props = new Properties();
      props.setProperty("serverTimezone", "UTC");
      props.setProperty("useLegacyDatetimeCode", "true");
      props.setProperty("useServerPrepStmts", "false");
      ps_conn_legacy = getConnectionWithProps(props);
     
      props.setProperty("useLegacyDatetimeCode", "false");
      ps_conn_nolegacy = getConnectionWithProps(props);
     
      props.setProperty("useLegacyDatetimeCode", "true");
      props.setProperty("useServerPrepStmts", "true");
      ssps_conn_legacy = getConnectionWithProps(props);

      props.setProperty("useLegacyDatetimeCode", "false");
      ssps_conn_nolegacy = getConnectionWithProps(props);

      this.pstmt = ps_conn_legacy.prepareStatement("INSERT INTO testBug40279(f1, f2) VALUES (?, ?)");
      this.pstmt.setInt(1, 1);
      this.pstmt.setTimestamp(2, ts);
      this.pstmt.execute();
      this.pstmt.close();

      this.pstmt = ps_conn_nolegacy.prepareStatement("INSERT INTO testBug40279(f1, f2) VALUES (?, ?)");
      this.pstmt.setInt(1, 2);
      this.pstmt.setTimestamp(2, ts);
      this.pstmt.execute();
      this.pstmt.close();

      this.pstmt = ssps_conn_legacy.prepareStatement("INSERT INTO testBug40279(f1, f2) VALUES (?, ?)");
      this.pstmt.setInt(1, 3);
      this.pstmt.setTimestamp(2, ts);
      this.pstmt.execute();
      this.pstmt.close();

      this.pstmt = ssps_conn_nolegacy.prepareStatement("INSERT INTO testBug40279(f1, f2) VALUES (?, ?)");
      this.pstmt.setInt(1, 4);
      this.pstmt.setTimestamp(2, ts);
      this.pstmt.execute();
      this.pstmt.close();

      this.rs = this.stmt.executeQuery("SELECT f2 FROM testBug40279");
      while (this.rs.next()) {
        assertEquals(ts.getNanos(), this.rs.getTimestamp("f2").getNanos());
      }
     
    } finally {
      if (ps_conn_legacy != null) {
        ps_conn_legacy.close();
      }
      if (ps_conn_nolegacy != null) {
        ps_conn_nolegacy.close();
      }
      if (ssps_conn_legacy != null) {
        ssps_conn_legacy.close();
      }
      if (ssps_conn_nolegacy != null) {
        ssps_conn_nolegacy.close();
      }
    }
 
  }

  /**
   * Tests fix for BUG#35653 - executeQuery() in Statement.java let "TRUNCATE" queries being executed.
   * "RENAME" is also filtered now.
   *
   * @throws Exception
   */
  public void testBug35653() throws Exception {
    createTable("testBug35653", "(f1 int)");
    try {
      this.stmt.executeQuery("TRUNCATE testBug35653");
      fail("executeQuery() shouldn't allow TRUNCATE");
    } catch (SQLException e) {
      assertTrue(SQLError.SQL_STATE_ILLEGAL_ARGUMENT == e.getSQLState());
    }

    try {
      this.stmt.executeQuery("RENAME TABLE testBug35653 TO testBug35653_new");
      fail("executeQuery() shouldn't allow RENAME");
    } catch (SQLException e) {
      assertTrue(SQLError.SQL_STATE_ILLEGAL_ARGUMENT == e.getSQLState());
    } finally {
      dropTable("testBug35653_new");
    }
  }

  /**
   * Tests fix for BUG#64805 - StatementImpl$CancelTask occasionally throws NullPointerExceptions.
   *
   * @throws Exception
   */
  public void testBug64805() throws Exception {

    try {
      this.stmt.setQueryTimeout(5);
      this.stmt.executeQuery("select sleep(5)");
    } catch (NullPointerException e) {
      e.printStackTrace();
      fail();
    } catch (Exception e) {
      if (e instanceof MySQLTimeoutException) {
        // expected behavior in slow environment
      } else {
        throw e;
      }
    }

  }

}
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