protected function tearDown()
 {
     DbClient::delete('Document', null);
     parent::tearDown();
 }
 protected function setUp()
 {
     parent::setUp();
     $factory = new DbConnectionFactory();
     $this->connection = $factory->createConnection();
 }
 protected function setUp()
 {
     parent::setUp();
     $this->factory = new DbConnectionFactory();
 }
 protected function tearDown()
 {
     $this->deleteAppLogFile();
     Test\DbOperationProfileHandler::setDelegate(null);
     parent::tearDown();
 }