Fatal error: Uncaught Error: Class "Symfony\Component\HttpFoundation\Tests\ResponseTestCase" not found in /mnt/VenusReview/review/lyrasoft/dva/master/vendor/symfony/http-foundation/Tests/ResponseTest.php:21 Stack trace: #0 {main} thrown in /mnt/VenusReview/review/lyrasoft/dva/master/vendor/symfony/http-foundation/Tests/ResponseTest.php on line 21