prophesize('b8\Config')->reveal(), $this->prophesize('b8\Http\Request')->reveal(), $this->prophesize('b8\Http\Response')->reveal() ); $error = $webController->handleAction('test', []); $this->assertInstanceOf('b8\Http\Response\JsonResponse', $error); $responseData = $error->getData(); $this->assertEquals(500, $responseData['code']); $this->assertEquals('failed', $responseData['body']['status']); $this->assertEquals('application/json', $responseData['headers']['Content-Type']); // @todo: we can't text the result is JSON file with // $this->assertJson((string) $error); // since the flush method automatically add the header and break the // testing framework. } }