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/*
Copyright (c) 2002, 2014, 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 FOSS 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;
public class TransactionTest extends BaseTestCase {
private static final double DOUBLE_CONST = 25.4312;
private static final double EPSILON = .0000001;
/**
* Creates a new TransactionTest object.
*
* @param name
*/
public TransactionTest(String name) {
super(name);
}
/**
* Runs all test cases in this test suite
*
* @param args
*/
public static void main(String[] args) {
junit.textui.TestRunner.run(TransactionTest.class);
}
@Override
public void setUp() throws Exception {
super.setUp();
}
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);
}
}
}