$this->assertEquals( 'val', $this->response->getCookie( 'xkey' ), 'Existing cookie' );
$this->assertEquals( $cookie, $this->response->getCookieData( 'xkey' ),
'Existing cookie (data)' );
$this->assertEquals( 'val', $this->response->getCookie( 'xkey' ), 'Existing cookie' );
$this->assertEquals( $cookie, $this->response->getCookieData( 'xkey' ),
'Existing cookie (data)' );