<?php
/*
 *  $Id$
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 * This software consists of voluntary contributions made by many individuals
 * and is licensed under the LGPL. For more information, see
 * <http://www.phpdoctrine.org>.
 */

/**
 * Doctrine_Migration_Mysql_TestCase
 *
 * @package     Doctrine
 * @author      Konsta Vesterinen <kvesteri@cc.hut.fi>
 * @license     http://www.opensource.org/licenses/lgpl-license.php LGPL
 * @category    Object Relational Mapping
 * @link        www.phpdoctrine.org
 * @since       1.0
 * @version     $Revision$
 */
class Doctrine_Migration_Mysql_TestCase extends Doctrine_UnitTestCase
{
    protected $serverExists = false;

    public function setUp()
    {
        parent::setUp();
        
        try {
            $dsn = 'mysql://doctrine_tester:d0cTrynR0x!@localhost/doctrine_unit_test';
            $this->conn = $this->manager->openConnection($dsn, 'unit_test', true);
            $this->conn->connect();
            $this->serverExists = true;
        } catch (Exception $e){
            $this->serverExists = false;
        }
    }

    public function testMigration()
    {
        if ($this->serverExists){
            // Clean up any left over tables from broken test runs.
            try {
		        $this->conn->export->dropTable('migration_test');
		        $this->conn->export->dropTable('migration_version');
            } catch(Exception $e) { }

            // New migration for the 'migration_classes' directory
            $migration = new Doctrine_Migration('mysql_migration_classes');

            // Make sure the current version is 0
            $this->assertEqual($migration->getCurrentVersion(), 0);

            // migrate to version latest version
            $migration->migrate($migration->getLatestVersion());
            // Make sure the current version is latest version
            $this->assertEqual($migration->getCurrentVersion(), $migration->getLatestVersion());

            // now migrate back to original version
            $migration->migrate(0);

            // Make sure the current version is 0
            $this->assertEqual($migration->getCurrentVersion(), 0);
        } else {
            $this->fail('server does not exist.');
        }
    }
}