yiiapi/tests/framework/validators/CExistValidatorTest.php

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<?php

class CExistValidatorTest extends CTestCase
{
	/**
	 * @var CDbConnection test database connection.
	 */
	private $_connection;
	/**
	 * @var string test table name.
	 */
	private $_tableName = 'test_table';
	/**
	 * @var string test {@link CActiveRecord} model.
	 */
	private $_arModelName = 'TestExistModel';

	protected function setUp()
	{
		if(!extension_loaded('pdo') || !extension_loaded('pdo_sqlite'))
			$this->markTestSkipped('PDO and SQLite extensions are required.');

		$this->_connection=new CDbConnection('sqlite::memory:');
		$this->_connection->active=true;
		$columns = array(
			'id'=>'pk',
			'name'=>'string',
		);
		$this->_connection->createCommand()->createTable($this->_tableName, $columns);

		CActiveRecord::$db=$this->_connection;
		$this->declareArModelClass();
	}

	protected function tearDown()
	{
		if($this->_connection instanceof CDbConnection)
		{
			$this->_connection->createCommand()->dropTable($this->_tableName);
			$this->_connection->active=false;
		}
	}

	/**
	 * Declares test active record class.
	 * @return boolean success.
	 */
	protected function declareArModelClass()
	{
		if (!class_exists($this->_arModelName,false))
		{
			$classDefinitionCode=<<<EOD
class {$this->_arModelName} extends CActiveRecord
{
	public static function model(\$className=__CLASS__)
	{
		return parent::model(\$className);
	}

	public function tableName()