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package org.hsqldb.test;
import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.SQLException;
import junit.framework.TestCase;
import junit.framework.TestResult;
/**
* HSQLDB TestBug778213 Junit test case. <p>
*
* Test to ensure that DDL can be executed through the
* HSQLDB PreparedStatement interface implementation and
* that the behaviour of the prepared statement object is
* nominally correct under "prepared" DDL.
*
* @author boucherb@users
* @version 1.7.2
* @since 1.7.2
*/
public class TestBug778213 extends TestBase {
public TestBug778213(String name) {
super(name);
}
/* Implements the TestBug778213_Part3 test */
public void test() throws Exception {
Connection conn = newConnection();
PreparedStatement pstmt;
int updateCount;
try {
pstmt = conn.prepareStatement("drop table test if exists");
pstmt.executeUpdate();
pstmt = conn.prepareStatement("create table test(id int)");
updateCount = pstmt.executeUpdate();
assertTrue("expected update count of zero", updateCount == 0);
pstmt = conn.prepareStatement("drop table test");
updateCount = pstmt.executeUpdate();
assertTrue("expected update count of zero", updateCount == 0);
} catch (Exception e) {
assertTrue("unable to prepare or execute DDL", false);
} finally {
conn.close();
}
conn = newConnection();
try {
pstmt = conn.prepareStatement("create table test(id int)");
assertTrue("got data expecting update count", !pstmt.execute());
} catch (Exception e) {
assertTrue("unable to prepare or execute DDL", false);
} finally {
conn.close();
}
conn = newConnection();
boolean exception = true;
try {
pstmt = conn.prepareStatement("drop table test");
pstmt.executeQuery();
} catch (SQLException e) {
exception = false;
} finally {
conn.close();
}
if (exception) {
assertTrue("no exception thrown for executeQuery(DDL)", false);
}
conn = newConnection();
try {
pstmt = conn.prepareStatement("call identity()");
pstmt.execute();
} catch (Exception e) {
assertTrue("unable to prepare or execute call", false);
} finally {
conn.close();
}
exception = false;
conn = newConnection();
try {
pstmt = conn.prepareStatement("create table test(id int)");
pstmt.addBatch();
} catch (SQLException e) {
exception = true;
} finally {
conn.close();
}
if (exception) {
assertTrue("not expected exception batching prepared DDL", false);
}
conn = newConnection();
try {
pstmt = conn.prepareStatement("create table test(id int)");
assertTrue("expected null ResultSetMetadata for prepared DDL",
null == pstmt.getMetaData());
} finally {
conn.close();
}
conn = newConnection();
//#ifdef JAVA4
try {
pstmt = conn.prepareStatement("create table test(id int)");
assertTrue("expected zero parameter for prepared DDL",
0 == pstmt.getParameterMetaData().getParameterCount());
} finally {
conn.close();
}
//#endif JAVA4
}
/* Runs TestBug778213_Part3 test from the command line*/
public static void main(String[] args) throws Exception {
TestResult result;
TestCase test;
java.util.Enumeration failures;
int count;
result = new TestResult();
test = new TestBug778213("test");
test.run(result);
count = result.failureCount();
System.out.println("TestBug778213 failure count: " + count);
failures = result.failures();
while (failures.hasMoreElements()) {
System.out.println(failures.nextElement());
}
}
}