Logo Search packages:      
Sourcecode: mysql-connector-java version File versions  Download package

TransactionTest.java

/*
 Copyright (c) 2002, 2010, 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.simple;

import java.sql.SQLException;

import testsuite.BaseTestCase;

/**
 * 
 * @author Mark Matthews
 * @version $Id: TransactionTest.java,v 1.1.2.1 2005/05/13 18:58:37 mmatthews
 *          Exp $
 */
00038 public class TransactionTest extends BaseTestCase {
      // ~ Static fields/initializers
      // ---------------------------------------------

      private static final double DOUBLE_CONST = 25.4312;

      private static final double EPSILON = .0000001;

      // ~ Constructors
      // -----------------------------------------------------------

      /**
       * Creates a new TransactionTest object.
       * 
       * @param name
       *            DOCUMENT ME!
       */
00055       public TransactionTest(String name) {
            super(name);
      }

      // ~ Methods
      // ----------------------------------------------------------------

      /**
       * Runs all test cases in this test suite
       * 
       * @param args
       */
00067       public static void main(String[] args) {
            junit.textui.TestRunner.run(TransactionTest.class);
      }

      /**
       * DOCUMENT ME!
       * 
       * @throws Exception
       *             DOCUMENT ME!
       */
00077       public void setUp() throws Exception {
            super.setUp();
      }

      /**
       * DOCUMENT ME!
       * 
       * @throws SQLException
       *             DOCUMENT ME!
       */
00087       public void testTransaction() throws SQLException {
            try {
                  createTable("trans_test", "(id INT NOT NULL PRIMARY KEY, decdata DOUBLE)", "InnoDB");
                  this.conn.setAutoCommit(false);
                  this.stmt
                              .executeUpdate("INSERT INTO trans_test (id, decdata) VALUES (1, 1.0)");
                  this.conn.rollback();
                  this.rs = this.stmt.executeQuery("SELECT * from trans_test");

                  boolean hasResults = this.rs.next();
                  assertTrue("Results returned, rollback to empty table failed",
                              (hasResults != true));
                  this.stmt
                              .executeUpdate("INSERT INTO trans_test (id, decdata) VALUES (2, "
                                          + DOUBLE_CONST + ")");
                  this.conn.commit();
                  this.rs = this.stmt
                              .executeQuery("SELECT * from trans_test where id=2");
                  hasResults = this.rs.next();
                  assertTrue("No rows in table after INSERT", hasResults);

                  double doubleVal = this.rs.getDouble(2);
                  double delta = Math.abs(DOUBLE_CONST - doubleVal);
                  assertTrue("Double value returned != " + DOUBLE_CONST,
                              (delta < EPSILON));
            } finally {
                  this.conn.setAutoCommit(true);
            }
      }
}

Generated by  Doxygen 1.6.0   Back to index