Package org.postgresql.test.jdbc2

Source Code of org.postgresql.test.jdbc2.TimestampTest

/*-------------------------------------------------------------------------
*
* Copyright (c) 2004-2014, PostgreSQL Global Development Group
*
*
*-------------------------------------------------------------------------
*/
package org.postgresql.test.jdbc2;

import org.postgresql.test.TestUtil;
import junit.framework.TestCase;

import java.sql.*;
import java.util.TimeZone;
import java.util.Calendar;
import java.util.GregorianCalendar;

import org.postgresql.PGStatement;
import org.postgresql.jdbc2.TimestampUtils;
import org.postgresql.core.BaseConnection;

/*
* Test get/setTimestamp for both timestamp with time zone and
* timestamp without time zone datatypes
*
*/
public class TimestampTest extends TestCase
{

    private Connection con;

    public TimestampTest(String name)
    {
        super(name);
    }

    protected void setUp() throws Exception
    {
        con = TestUtil.openDB();
        TestUtil.createTable(con, TSWTZ_TABLE, "ts timestamp with time zone");
        TestUtil.createTable(con, TSWOTZ_TABLE, "ts timestamp without time zone");
        TestUtil.createTable(con, DATE_TABLE, "ts date");
    }

    protected void tearDown() throws Exception
    {
        TestUtil.dropTable(con, TSWTZ_TABLE);
        TestUtil.dropTable(con, TSWOTZ_TABLE);
        TestUtil.dropTable(con, DATE_TABLE);
        TestUtil.closeDB(con);
    }

    /**
     * Ensure the driver doesn't modify a Calendar that is passed in.
     */
    public void testCalendarModification() throws SQLException
    {
        Calendar cal = Calendar.getInstance();
        Calendar origCal = (Calendar)cal.clone();
        PreparedStatement ps = con.prepareStatement("INSERT INTO " + TSWOTZ_TABLE + " VALUES (?)");

        ps.setDate(1, new Date(0), cal);
        ps.executeUpdate();
        assertEquals(origCal, cal);

        ps.setTimestamp(1, new Timestamp(0), cal);
        ps.executeUpdate();
        assertEquals(origCal, cal);

        ps.setTime(1, new Time(0), cal);
        // Can't actually execute this one because of type mismatch,
        // but all we're really concerned about is the set call.
        // ps.executeUpdate();
        assertEquals(origCal, cal);

        ps.close();
        Statement stmt = con.createStatement();
        ResultSet rs = stmt.executeQuery("SELECT ts FROM " + TSWOTZ_TABLE);
        assertTrue(rs.next());

        rs.getDate(1, cal);
        assertEquals(origCal, cal);

        rs.getTimestamp(1, cal);
        assertEquals(origCal, cal);

        rs.getTime(1, cal);
        assertEquals(origCal, cal);

        rs.close();
        stmt.close();
    }

    public void testInfinity() throws SQLException
    {
        runInfinityTests(TSWTZ_TABLE, PGStatement.DATE_POSITIVE_INFINITY);
        runInfinityTests(TSWTZ_TABLE, PGStatement.DATE_NEGATIVE_INFINITY);
        runInfinityTests(TSWOTZ_TABLE, PGStatement.DATE_POSITIVE_INFINITY);
        runInfinityTests(TSWOTZ_TABLE, PGStatement.DATE_NEGATIVE_INFINITY);
        if (TestUtil.haveMinimumServerVersion(con, "8.4"))
        {
            runInfinityTests(DATE_TABLE, PGStatement.DATE_POSITIVE_INFINITY);
            runInfinityTests(DATE_TABLE, PGStatement.DATE_NEGATIVE_INFINITY);
        }
    }

    private void runInfinityTests(String table, long value) throws SQLException
    {
        GregorianCalendar cal = new GregorianCalendar();
        // Pick some random timezone that is hopefully different than ours
        // and exists in this JVM.
        cal.setTimeZone(TimeZone.getTimeZone("Europe/Warsaw"));

        String strValue;
        if (value == PGStatement.DATE_POSITIVE_INFINITY) {
            strValue = "infinity";
        } else {
            strValue = "-infinity";
        }

        Statement stmt = con.createStatement();
        stmt.executeUpdate(TestUtil.insertSQL(table, "'" + strValue + "'"));
        stmt.close();

        PreparedStatement ps = con.prepareStatement(TestUtil.insertSQL(table, "?"));
        ps.setTimestamp(1, new Timestamp(value));
        ps.executeUpdate();
        ps.setTimestamp(1, new Timestamp(value), cal);
        ps.executeUpdate();
        ps.close();

        stmt = con.createStatement();
        ResultSet rs = stmt.executeQuery("select ts from " + table);
        while (rs.next()) {
            assertEquals(strValue, rs.getString(1));

            Timestamp ts = rs.getTimestamp(1);
            assertEquals(value, ts.getTime());

            Date d = rs.getDate(1);
            assertEquals(value, d.getTime());

            Timestamp tscal = rs.getTimestamp(1, cal);
            assertEquals(value, tscal.getTime());
        }
        rs.close();

        assertEquals(3, stmt.executeUpdate("DELETE FROM " + table));
        stmt.close();
    }

    /*
     * Tests the timestamp methods in ResultSet on timestamp with time zone
      * we insert a known string value (don't use setTimestamp) then see that
      * we get back the same value from getTimestamp
     */
    public void testGetTimestampWTZ() throws SQLException
    {
        Statement stmt = con.createStatement();
        TimestampUtils tsu = ((BaseConnection)con).getTimestampUtils();

        //Insert the three timestamp values in raw pg format
        assertEquals(1, stmt.executeUpdate(TestUtil.insertSQL(TSWTZ_TABLE, "'" + TS1WTZ_PGFORMAT + "'")));
        assertEquals(1, stmt.executeUpdate(TestUtil.insertSQL(TSWTZ_TABLE, "'" + TS2WTZ_PGFORMAT + "'")));
        assertEquals(1, stmt.executeUpdate(TestUtil.insertSQL(TSWTZ_TABLE, "'" + TS3WTZ_PGFORMAT + "'")));
        assertEquals(1, stmt.executeUpdate(TestUtil.insertSQL(TSWTZ_TABLE, "'" + TS4WTZ_PGFORMAT + "'")));
        assertEquals(1, stmt.executeUpdate(TestUtil.insertSQL(TSWTZ_TABLE, "'" + TS1WTZ_PGFORMAT + "'")));
        assertEquals(1, stmt.executeUpdate(TestUtil.insertSQL(TSWTZ_TABLE, "'" + TS2WTZ_PGFORMAT + "'")));
        assertEquals(1, stmt.executeUpdate(TestUtil.insertSQL(TSWTZ_TABLE, "'" + TS3WTZ_PGFORMAT + "'")));
        assertEquals(1, stmt.executeUpdate(TestUtil.insertSQL(TSWTZ_TABLE, "'" + TS4WTZ_PGFORMAT + "'")));
        assertEquals(1, stmt.executeUpdate(TestUtil.insertSQL(TSWTZ_TABLE, "'" + TS1WTZ_PGFORMAT + "'")));
        assertEquals(1, stmt.executeUpdate(TestUtil.insertSQL(TSWTZ_TABLE, "'" + TS2WTZ_PGFORMAT + "'")));
        assertEquals(1, stmt.executeUpdate(TestUtil.insertSQL(TSWTZ_TABLE, "'" + TS3WTZ_PGFORMAT + "'")));
        assertEquals(1, stmt.executeUpdate(TestUtil.insertSQL(TSWTZ_TABLE, "'" + TS4WTZ_PGFORMAT + "'")));
        assertEquals(1, stmt.executeUpdate(TestUtil.insertSQL(TSWTZ_TABLE, "'" + tsu.toString(null, new java.sql.Timestamp(tmpDate1.getTime())) + "'")));
        assertEquals(1, stmt.executeUpdate(TestUtil.insertSQL(TSWTZ_TABLE, "'" + tsu.toString(null, new java.sql.Timestamp(tmpDate2.getTime())) + "'")));
        assertEquals(1, stmt.executeUpdate(TestUtil.insertSQL(TSWTZ_TABLE, "'" + tsu.toString(null, new java.sql.Timestamp(tmpDate3.getTime())) + "'")));
        assertEquals(1, stmt.executeUpdate(TestUtil.insertSQL(TSWTZ_TABLE, "'" + tsu.toString(null, new java.sql.Timestamp(tmpDate4.getTime())) + "'")));
        assertEquals(1, stmt.executeUpdate(TestUtil.insertSQL(TSWTZ_TABLE, "'" + tsu.toString(null, new java.sql.Timestamp(tmpTime1.getTime())) + "'")));
        assertEquals(1, stmt.executeUpdate(TestUtil.insertSQL(TSWTZ_TABLE, "'" + tsu.toString(null, new java.sql.Timestamp(tmpTime2.getTime())) + "'")));
        assertEquals(1, stmt.executeUpdate(TestUtil.insertSQL(TSWTZ_TABLE, "'" + tsu.toString(null, new java.sql.Timestamp(tmpTime3.getTime())) + "'")));
        assertEquals(1, stmt.executeUpdate(TestUtil.insertSQL(TSWTZ_TABLE, "'" + tsu.toString(null, new java.sql.Timestamp(tmpTime4.getTime())) + "'")));


        // Fall through helper
        timestampTestWTZ();

        assertEquals(20, stmt.executeUpdate("DELETE FROM " + TSWTZ_TABLE));

        stmt.close();
    }

    /*
     * Tests the timestamp methods in PreparedStatement on timestamp with time zone
      * we insert a value using setTimestamp then see that
      * we get back the same value from getTimestamp (which we know works as it was tested
      * independently of setTimestamp
     */
    public void testSetTimestampWTZ() throws SQLException
    {
        Statement stmt = con.createStatement();
        PreparedStatement pstmt = con.prepareStatement(TestUtil.insertSQL(TSWTZ_TABLE, "?"));

        pstmt.setTimestamp(1, TS1WTZ);
        assertEquals(1, pstmt.executeUpdate());

        pstmt.setTimestamp(1, TS2WTZ);
        assertEquals(1, pstmt.executeUpdate());

        pstmt.setTimestamp(1, TS3WTZ);
        assertEquals(1, pstmt.executeUpdate());

        pstmt.setTimestamp(1, TS4WTZ);
        assertEquals(1, pstmt.executeUpdate());

        // With java.sql.Timestamp
        pstmt.setObject(1, TS1WTZ, java.sql.Types.TIMESTAMP);
        assertEquals(1, pstmt.executeUpdate());
        pstmt.setObject(1, TS2WTZ, java.sql.Types.TIMESTAMP);
        assertEquals(1, pstmt.executeUpdate());
        pstmt.setObject(1, TS3WTZ, java.sql.Types.TIMESTAMP);
        assertEquals(1, pstmt.executeUpdate());
        pstmt.setObject(1, TS4WTZ, java.sql.Types.TIMESTAMP);
        assertEquals(1, pstmt.executeUpdate());

        // With Strings
        pstmt.setObject(1, TS1WTZ_PGFORMAT, java.sql.Types.TIMESTAMP);
        assertEquals(1, pstmt.executeUpdate());
        pstmt.setObject(1, TS2WTZ_PGFORMAT, java.sql.Types.TIMESTAMP);
        assertEquals(1, pstmt.executeUpdate());
        pstmt.setObject(1, TS3WTZ_PGFORMAT, java.sql.Types.TIMESTAMP);
        assertEquals(1, pstmt.executeUpdate());
        pstmt.setObject(1, TS4WTZ_PGFORMAT, java.sql.Types.TIMESTAMP);
        assertEquals(1, pstmt.executeUpdate());

        // With java.sql.Date
        pstmt.setObject(1, tmpDate1, java.sql.Types.TIMESTAMP);
        assertEquals(1, pstmt.executeUpdate());
        pstmt.setObject(1, tmpDate2, java.sql.Types.TIMESTAMP);
        assertEquals(1, pstmt.executeUpdate());
        pstmt.setObject(1, tmpDate3, java.sql.Types.TIMESTAMP);
        assertEquals(1, pstmt.executeUpdate());
        pstmt.setObject(1, tmpDate4, java.sql.Types.TIMESTAMP);
        assertEquals(1, pstmt.executeUpdate());

        // With java.sql.Time
        pstmt.setObject(1, tmpTime1, java.sql.Types.TIMESTAMP);
        assertEquals(1, pstmt.executeUpdate());
        pstmt.setObject(1, tmpTime2, java.sql.Types.TIMESTAMP);
        assertEquals(1, pstmt.executeUpdate());
        pstmt.setObject(1, tmpTime3, java.sql.Types.TIMESTAMP);
        assertEquals(1, pstmt.executeUpdate());
        pstmt.setObject(1, tmpTime4, java.sql.Types.TIMESTAMP);
        assertEquals(1, pstmt.executeUpdate());
        // Fall through helper
        timestampTestWTZ();

        assertEquals(20, stmt.executeUpdate("DELETE FROM " + TSWTZ_TABLE));

        pstmt.close();
        stmt.close();
    }

    /*
     * Tests the timestamp methods in ResultSet on timestamp without time zone
      * we insert a known string value (don't use setTimestamp) then see that
      * we get back the same value from getTimestamp
     */
    public void testGetTimestampWOTZ() throws SQLException
    {
        Statement stmt = con.createStatement();
        TimestampUtils tsu = ((BaseConnection)con).getTimestampUtils();

        //Insert the three timestamp values in raw pg format
        assertEquals(1, stmt.executeUpdate(TestUtil.insertSQL(TSWOTZ_TABLE, "'" + TS1WOTZ_PGFORMAT + "'")));
        assertEquals(1, stmt.executeUpdate(TestUtil.insertSQL(TSWOTZ_TABLE, "'" + TS2WOTZ_PGFORMAT + "'")));
        assertEquals(1, stmt.executeUpdate(TestUtil.insertSQL(TSWOTZ_TABLE, "'" + TS3WOTZ_PGFORMAT + "'")));
        assertEquals(1, stmt.executeUpdate(TestUtil.insertSQL(TSWOTZ_TABLE, "'" + TS4WOTZ_PGFORMAT + "'")));
        assertEquals(1, stmt.executeUpdate(TestUtil.insertSQL(TSWOTZ_TABLE, "'" + TS5WOTZ_PGFORMAT + "'")));
        assertEquals(1, stmt.executeUpdate(TestUtil.insertSQL(TSWOTZ_TABLE, "'" + TS6WOTZ_PGFORMAT + "'")));
        assertEquals(1, stmt.executeUpdate(TestUtil.insertSQL(TSWOTZ_TABLE, "'" + TS1WOTZ_PGFORMAT + "'")));
        assertEquals(1, stmt.executeUpdate(TestUtil.insertSQL(TSWOTZ_TABLE, "'" + TS2WOTZ_PGFORMAT + "'")));
        assertEquals(1, stmt.executeUpdate(TestUtil.insertSQL(TSWOTZ_TABLE, "'" + TS3WOTZ_PGFORMAT + "'")));
        assertEquals(1, stmt.executeUpdate(TestUtil.insertSQL(TSWOTZ_TABLE, "'" + TS4WOTZ_PGFORMAT + "'")));
        assertEquals(1, stmt.executeUpdate(TestUtil.insertSQL(TSWOTZ_TABLE, "'" + TS5WOTZ_PGFORMAT + "'")));
        assertEquals(1, stmt.executeUpdate(TestUtil.insertSQL(TSWOTZ_TABLE, "'" + TS6WOTZ_PGFORMAT + "'")));
        assertEquals(1, stmt.executeUpdate(TestUtil.insertSQL(TSWOTZ_TABLE, "'" + TS1WOTZ_PGFORMAT + "'")));
        assertEquals(1, stmt.executeUpdate(TestUtil.insertSQL(TSWOTZ_TABLE, "'" + TS2WOTZ_PGFORMAT + "'")));
        assertEquals(1, stmt.executeUpdate(TestUtil.insertSQL(TSWOTZ_TABLE, "'" + TS3WOTZ_PGFORMAT + "'")));
        assertEquals(1, stmt.executeUpdate(TestUtil.insertSQL(TSWOTZ_TABLE, "'" + TS4WOTZ_PGFORMAT + "'")));
        assertEquals(1, stmt.executeUpdate(TestUtil.insertSQL(TSWOTZ_TABLE, "'" + TS5WOTZ_PGFORMAT + "'")));
        assertEquals(1, stmt.executeUpdate(TestUtil.insertSQL(TSWOTZ_TABLE, "'" + TS6WOTZ_PGFORMAT + "'")));
        assertEquals(1, stmt.executeUpdate(TestUtil.insertSQL(TSWOTZ_TABLE, "'" + tsu.toString(null, new java.sql.Timestamp(tmpDate1WOTZ.getTime())) + "'")));
        assertEquals(1, stmt.executeUpdate(TestUtil.insertSQL(TSWOTZ_TABLE, "'" + tsu.toString(null, new java.sql.Timestamp(tmpDate2WOTZ.getTime())) + "'")));
        assertEquals(1, stmt.executeUpdate(TestUtil.insertSQL(TSWOTZ_TABLE, "'" + tsu.toString(null, new java.sql.Timestamp(tmpDate3WOTZ.getTime())) + "'")));
        assertEquals(1, stmt.executeUpdate(TestUtil.insertSQL(TSWOTZ_TABLE, "'" + tsu.toString(null, new java.sql.Timestamp(tmpDate4WOTZ.getTime())) + "'")));
        assertEquals(1, stmt.executeUpdate(TestUtil.insertSQL(TSWOTZ_TABLE, "'" + tsu.toString(null, new java.sql.Timestamp(tmpDate5WOTZ.getTime())) + "'")));
        assertEquals(1, stmt.executeUpdate(TestUtil.insertSQL(TSWOTZ_TABLE, "'" + tsu.toString(null, new java.sql.Timestamp(tmpDate6WOTZ.getTime())) + "'")));
        assertEquals(1, stmt.executeUpdate(TestUtil.insertSQL(TSWOTZ_TABLE, "'" + tsu.toString(null, new java.sql.Timestamp(tmpTime1WOTZ.getTime())) + "'")));
        assertEquals(1, stmt.executeUpdate(TestUtil.insertSQL(TSWOTZ_TABLE, "'" + tsu.toString(null, new java.sql.Timestamp(tmpTime2WOTZ.getTime())) + "'")));
        assertEquals(1, stmt.executeUpdate(TestUtil.insertSQL(TSWOTZ_TABLE, "'" + tsu.toString(null, new java.sql.Timestamp(tmpTime3WOTZ.getTime())) + "'")));
        assertEquals(1, stmt.executeUpdate(TestUtil.insertSQL(TSWOTZ_TABLE, "'" + tsu.toString(null, new java.sql.Timestamp(tmpTime4WOTZ.getTime())) + "'")));
        assertEquals(1, stmt.executeUpdate(TestUtil.insertSQL(TSWOTZ_TABLE, "'" + tsu.toString(null, new java.sql.Timestamp(tmpTime5WOTZ.getTime())) + "'")));
        assertEquals(1, stmt.executeUpdate(TestUtil.insertSQL(TSWOTZ_TABLE, "'" + tsu.toString(null, new java.sql.Timestamp(tmpTime6WOTZ.getTime())) + "'")));

        // Fall through helper
        timestampTestWOTZ();

        assertEquals(30, stmt.executeUpdate("DELETE FROM " + TSWOTZ_TABLE));

        stmt.close();
    }

    /*
     * Tests the timestamp methods in PreparedStatement on timestamp without time zone
      * we insert a value using setTimestamp then see that
      * we get back the same value from getTimestamp (which we know works as it was tested
      * independently of setTimestamp
     */
    public void testSetTimestampWOTZ() throws SQLException
    {
        Statement stmt = con.createStatement();
        PreparedStatement pstmt = con.prepareStatement(TestUtil.insertSQL(TSWOTZ_TABLE, "?"));

        pstmt.setTimestamp(1, TS1WOTZ);
        assertEquals(1, pstmt.executeUpdate());

        pstmt.setTimestamp(1, TS2WOTZ);
        assertEquals(1, pstmt.executeUpdate());

        pstmt.setTimestamp(1, TS3WOTZ);
        assertEquals(1, pstmt.executeUpdate());

        pstmt.setTimestamp(1, TS4WOTZ);
        assertEquals(1, pstmt.executeUpdate());

        pstmt.setTimestamp(1, TS5WOTZ);
        assertEquals(1, pstmt.executeUpdate());

        pstmt.setTimestamp(1, TS6WOTZ);
        assertEquals(1, pstmt.executeUpdate());

        // With java.sql.Timestamp
        pstmt.setObject(1, TS1WOTZ, java.sql.Types.TIMESTAMP);
        assertEquals(1, pstmt.executeUpdate());
        pstmt.setObject(1, TS2WOTZ, java.sql.Types.TIMESTAMP);
        assertEquals(1, pstmt.executeUpdate());
        pstmt.setObject(1, TS3WOTZ, java.sql.Types.TIMESTAMP);
        assertEquals(1, pstmt.executeUpdate());
        pstmt.setObject(1, TS4WOTZ, java.sql.Types.TIMESTAMP);
        assertEquals(1, pstmt.executeUpdate());
        pstmt.setObject(1, TS5WOTZ, java.sql.Types.TIMESTAMP);
        assertEquals(1, pstmt.executeUpdate());
        pstmt.setObject(1, TS6WOTZ, java.sql.Types.TIMESTAMP);
        assertEquals(1, pstmt.executeUpdate());

        // With Strings
        pstmt.setObject(1, TS1WOTZ_PGFORMAT, java.sql.Types.TIMESTAMP);
        assertEquals(1, pstmt.executeUpdate());
        pstmt.setObject(1, TS2WOTZ_PGFORMAT, java.sql.Types.TIMESTAMP);
        assertEquals(1, pstmt.executeUpdate());
        pstmt.setObject(1, TS3WOTZ_PGFORMAT, java.sql.Types.TIMESTAMP);
        assertEquals(1, pstmt.executeUpdate());
        pstmt.setObject(1, TS4WOTZ_PGFORMAT, java.sql.Types.TIMESTAMP);
        assertEquals(1, pstmt.executeUpdate());
        pstmt.setObject(1, TS5WOTZ_PGFORMAT, java.sql.Types.TIMESTAMP);
        assertEquals(1, pstmt.executeUpdate());
        pstmt.setObject(1, TS6WOTZ_PGFORMAT, java.sql.Types.TIMESTAMP);
        assertEquals(1, pstmt.executeUpdate());

        // With java.sql.Date
        pstmt.setObject(1, tmpDate1WOTZ, java.sql.Types.TIMESTAMP);
        assertEquals(1, pstmt.executeUpdate());
        pstmt.setObject(1, tmpDate2WOTZ, java.sql.Types.TIMESTAMP);
        assertEquals(1, pstmt.executeUpdate());
        pstmt.setObject(1, tmpDate3WOTZ, java.sql.Types.TIMESTAMP);
        assertEquals(1, pstmt.executeUpdate());
        pstmt.setObject(1, tmpDate4WOTZ, java.sql.Types.TIMESTAMP);
        assertEquals(1, pstmt.executeUpdate());
        pstmt.setObject(1, tmpDate5WOTZ, java.sql.Types.TIMESTAMP);
        assertEquals(1, pstmt.executeUpdate());
        pstmt.setObject(1, tmpDate6WOTZ, java.sql.Types.TIMESTAMP);
        assertEquals(1, pstmt.executeUpdate());

        // With java.sql.Time
        pstmt.setObject(1, tmpTime1WOTZ, java.sql.Types.TIMESTAMP);
        assertEquals(1, pstmt.executeUpdate());
        pstmt.setObject(1, tmpTime2WOTZ, java.sql.Types.TIMESTAMP);
        assertEquals(1, pstmt.executeUpdate());
        pstmt.setObject(1, tmpTime3WOTZ, java.sql.Types.TIMESTAMP);
        assertEquals(1, pstmt.executeUpdate());
        pstmt.setObject(1, tmpTime4WOTZ, java.sql.Types.TIMESTAMP);
        assertEquals(1, pstmt.executeUpdate());
        pstmt.setObject(1, tmpTime5WOTZ, java.sql.Types.TIMESTAMP);
        assertEquals(1, pstmt.executeUpdate());
        pstmt.setObject(1, tmpTime6WOTZ, java.sql.Types.TIMESTAMP);
        assertEquals(1, pstmt.executeUpdate());
        // Fall through helper
        timestampTestWOTZ();

        assertEquals(30, stmt.executeUpdate("DELETE FROM " + TSWOTZ_TABLE));

        pstmt.close();
        stmt.close();
    }

    /*
     * Helper for the TimestampTests. It tests what should be in the db
     */
    private void timestampTestWTZ() throws SQLException
    {
        Statement stmt = con.createStatement();
        ResultSet rs;
        java.sql.Timestamp t;

        rs = stmt.executeQuery("select ts from " + TSWTZ_TABLE); //removed the order by ts
        assertNotNull(rs);

        for (int i = 0; i < 3; i++)
        {
            assertTrue(rs.next());
            t = rs.getTimestamp(1);
            assertNotNull(t);
            assertEquals(TS1WTZ, t);

            assertTrue(rs.next());
            t = rs.getTimestamp(1);
            assertNotNull(t);
            assertEquals(TS2WTZ, t);

            assertTrue(rs.next());
            t = rs.getTimestamp(1);
            assertNotNull(t);
            assertEquals(TS3WTZ, t);

            assertTrue(rs.next());
            t = rs.getTimestamp(1);
            assertNotNull(t);
            assertEquals(TS4WTZ, t);
        }

        // Testing for Date
        assertTrue(rs.next());
        t = rs.getTimestamp(1);
        assertNotNull(t);
        assertEquals(tmpDate1.getTime(), t.getTime());

        assertTrue(rs.next());
        t = rs.getTimestamp(1);
        assertNotNull(t);
        assertEquals(tmpDate2.getTime(), t.getTime());

        assertTrue(rs.next());
        t = rs.getTimestamp(1);
        assertNotNull(t);
        assertEquals(tmpDate3.getTime(), t.getTime());

        assertTrue(rs.next());
        t = rs.getTimestamp(1);
        assertNotNull(t);
        assertEquals(tmpDate4.getTime(), t.getTime());

        // Testing for Time
        assertTrue(rs.next());
        t = rs.getTimestamp(1);
        assertNotNull(t);
        assertEquals(tmpTime1.getTime(), t.getTime());

        assertTrue(rs.next());
        t = rs.getTimestamp(1);
        assertNotNull(t);
        assertEquals(tmpTime2.getTime(), t.getTime());

        assertTrue(rs.next());
        t = rs.getTimestamp(1);
        assertNotNull(t);
        assertEquals(tmpTime3.getTime(), t.getTime());

        assertTrue(rs.next());
        t = rs.getTimestamp(1);
        assertNotNull(t);
        assertEquals(tmpTime4.getTime(), t.getTime());

        assertTrue(! rs.next()); // end of table. Fail if more entries exist.

        rs.close();
        stmt.close();
    }

    /*
     * Helper for the TimestampTests. It tests what should be in the db
     */
    private void timestampTestWOTZ() throws SQLException
    {
        Statement stmt = con.createStatement();
        ResultSet rs;
        java.sql.Timestamp t;

        rs = stmt.executeQuery("select ts from " + TSWOTZ_TABLE); //removed the order by ts
        assertNotNull(rs);

        for (int i = 0; i < 3; i++)
        {
            assertTrue(rs.next());
            t = rs.getTimestamp(1);
            assertNotNull(t);
            assertTrue(t.equals(TS1WOTZ));

            assertTrue(rs.next());
            t = rs.getTimestamp(1);
            assertNotNull(t);
            assertTrue(t.equals(TS2WOTZ));

            assertTrue(rs.next());
            t = rs.getTimestamp(1);
            assertNotNull(t);
            assertTrue(t.equals(TS3WOTZ));

            assertTrue(rs.next());
            t = rs.getTimestamp(1);
            assertNotNull(t);
            assertTrue(t.equals(TS4WOTZ));

            assertTrue(rs.next());
            t = rs.getTimestamp(1);
            assertNotNull(t);
            assertTrue(t.equals(TS5WOTZ));

            assertTrue(rs.next());
            t = rs.getTimestamp(1);
            assertNotNull(t);
            assertTrue(t.equals(TS6WOTZ));
        }

        // Testing for Date
        assertTrue(rs.next());
        t = rs.getTimestamp(1);
        assertNotNull(t);
        assertEquals(tmpDate1WOTZ.getTime(), t.getTime());

        assertTrue(rs.next());
        t = rs.getTimestamp(1);
        assertNotNull(t);
        assertEquals(tmpDate2WOTZ.getTime(), t.getTime());

        assertTrue(rs.next());
        t = rs.getTimestamp(1);
        assertNotNull(t);
        assertEquals(tmpDate3WOTZ.getTime(), t.getTime());

        assertTrue(rs.next());
        t = rs.getTimestamp(1);
        assertNotNull(t);
        assertEquals(tmpDate4WOTZ.getTime(), t.getTime());

        assertTrue(rs.next());
        t = rs.getTimestamp(1);
        assertNotNull(t);
        assertEquals(tmpDate5WOTZ.getTime(), t.getTime());

        assertTrue(rs.next());
        t = rs.getTimestamp(1);
        assertNotNull(t);
        assertEquals(tmpDate6WOTZ.getTime(), t.getTime());

        // Testing for Time
        assertTrue(rs.next());
        t = rs.getTimestamp(1);
        assertNotNull(t);
        assertEquals(tmpTime1WOTZ.getTime(), t.getTime());

        assertTrue(rs.next());
        t = rs.getTimestamp(1);
        assertNotNull(t);
        assertEquals(tmpTime2WOTZ.getTime(), t.getTime());

        assertTrue(rs.next());
        t = rs.getTimestamp(1);
        assertNotNull(t);
        assertEquals(tmpTime3WOTZ.getTime(), t.getTime());

        assertTrue(rs.next());
        t = rs.getTimestamp(1);
        assertNotNull(t);
        assertEquals(tmpTime4WOTZ.getTime(), t.getTime());

        assertTrue(rs.next());
        t = rs.getTimestamp(1);
        assertNotNull(t);
        assertEquals(tmpTime5WOTZ.getTime(), t.getTime());

        assertTrue(rs.next());
        t = rs.getTimestamp(1);
        assertNotNull(t);
        assertEquals(tmpTime6WOTZ.getTime(), t.getTime());
       
        assertTrue(! rs.next()); // end of table. Fail if more entries exist.

        rs.close();
        stmt.close();
    }

    private static java.sql.Timestamp getTimestamp(int y, int m, int d, int h, int mn, int se, int f, String tz)
    {
        java.sql.Timestamp l_return = null;
        java.text.DateFormat l_df;
        try
        {
            String l_ts;
            l_ts = TestUtil.fix(y, 4) + "-" +
                   TestUtil.fix(m, 2) + "-" +
                   TestUtil.fix(d, 2) + " " +
                   TestUtil.fix(h, 2) + ":" +
                   TestUtil.fix(mn, 2) + ":" +
                   TestUtil.fix(se, 2) + " ";

            if (tz == null)
            {
                l_df = new java.text.SimpleDateFormat("y-M-d H:m:s");
            }
            else
            {
                l_ts = l_ts + tz;
                l_df = new java.text.SimpleDateFormat("y-M-d H:m:s z");
            }
            java.util.Date l_date = l_df.parse(l_ts);
            l_return = new java.sql.Timestamp(l_date.getTime());
            l_return.setNanos(f);
        }
        catch (Exception ex)
        {
            fail(ex.getMessage());
        }
        return l_return;
    }
   
    private static final java.sql.Timestamp TS1WTZ = getTimestamp(1950, 2, 7, 15, 0, 0, 100000000, "PST");
    private static final String TS1WTZ_PGFORMAT = "1950-02-07 15:00:00.1-08";

    private static final java.sql.Timestamp TS2WTZ = getTimestamp(2000, 2, 7, 15, 0, 0, 120000000, "GMT");
    private static final String TS2WTZ_PGFORMAT = "2000-02-07 15:00:00.12+00";

    private static final java.sql.Timestamp TS3WTZ = getTimestamp(2000, 7, 7, 15, 0, 0, 123000000, "GMT");
    private static final String TS3WTZ_PGFORMAT = "2000-07-07 15:00:00.123+00";

    private static final java.sql.Timestamp TS4WTZ = getTimestamp(2000, 7, 7, 15, 0, 0, 123456000, "GMT");
    private static final String TS4WTZ_PGFORMAT = "2000-07-07 15:00:00.123456+00";


    private static final java.sql.Timestamp TS1WOTZ = getTimestamp(1950, 2, 7, 15, 0, 0, 100000000, null);
    private static final String TS1WOTZ_PGFORMAT = "1950-02-07 15:00:00.1";

    private static final java.sql.Timestamp TS2WOTZ = getTimestamp(2000, 2, 7, 15, 0, 0, 120000000, null);
    private static final String TS2WOTZ_PGFORMAT = "2000-02-07 15:00:00.12";

    private static final java.sql.Timestamp TS3WOTZ = getTimestamp(2000, 7, 7, 15, 0, 0, 123000000, null);
    private static final String TS3WOTZ_PGFORMAT = "2000-07-07 15:00:00.123";

    private static final java.sql.Timestamp TS4WOTZ = getTimestamp(2000, 7, 7, 15, 0, 0, 123456000, null);
    private static final String TS4WOTZ_PGFORMAT = "2000-07-07 15:00:00.123456";

    private static final java.sql.Timestamp TS5WOTZ = new Timestamp(PGStatement.DATE_NEGATIVE_INFINITY);
    private static final String TS5WOTZ_PGFORMAT = "-infinity";

    private static final java.sql.Timestamp TS6WOTZ = new Timestamp(PGStatement.DATE_POSITIVE_INFINITY);
    private static final String TS6WOTZ_PGFORMAT = "infinity";

    private static final String TSWTZ_TABLE = "testtimestampwtz";
    private static final String TSWOTZ_TABLE = "testtimestampwotz";
    private static final String DATE_TABLE = "testtimestampdate";

    private static final java.sql.Date tmpDate1 = new java.sql.Date(TS1WTZ.getTime());
    private static final java.sql.Time tmpTime1 = new java.sql.Time(TS1WTZ.getTime());
    private static final java.sql.Date tmpDate2 = new java.sql.Date(TS2WTZ.getTime());
    private static final java.sql.Time tmpTime2 = new java.sql.Time(TS2WTZ.getTime());
    private static final java.sql.Date tmpDate3 = new java.sql.Date(TS3WTZ.getTime());
    private static final java.sql.Time tmpTime3 = new java.sql.Time(TS3WTZ.getTime());
    private static final java.sql.Date tmpDate4 = new java.sql.Date(TS4WTZ.getTime());
    private static final java.sql.Time tmpTime4 = new java.sql.Time(TS4WTZ.getTime());

    private static final java.sql.Date tmpDate1WOTZ = new java.sql.Date(TS1WOTZ.getTime());
    private static final java.sql.Time tmpTime1WOTZ = new java.sql.Time(TS1WOTZ.getTime());
    private static final java.sql.Date tmpDate2WOTZ = new java.sql.Date(TS2WOTZ.getTime());
    private static final java.sql.Time tmpTime2WOTZ = new java.sql.Time(TS2WOTZ.getTime());
    private static final java.sql.Date tmpDate3WOTZ = new java.sql.Date(TS3WOTZ.getTime());
    private static final java.sql.Time tmpTime3WOTZ = new java.sql.Time(TS3WOTZ.getTime());
    private static final java.sql.Date tmpDate4WOTZ = new java.sql.Date(TS4WOTZ.getTime());
    private static final java.sql.Time tmpTime4WOTZ = new java.sql.Time(TS4WOTZ.getTime());
    private static final java.sql.Date tmpDate5WOTZ = new java.sql.Date(TS5WOTZ.getTime());
    private static final java.sql.Date tmpTime5WOTZ = new java.sql.Date(TS5WOTZ.getTime());
    private static final java.sql.Date tmpDate6WOTZ = new java.sql.Date(TS6WOTZ.getTime());
    private static final java.sql.Date tmpTime6WOTZ = new java.sql.Date(TS6WOTZ.getTime());


}
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