Fatal error: Uncaught Error: Class 'React\Tests\HttpClient\TestCase' not found in /home/user1111058/www/dev.companysam.by/vendor/react/http-client/tests/FunctionalIntegrationTest.php:14 Stack trace: #0 {main} thrown in /home/user1111058/www/dev.companysam.by/vendor/react/http-client/tests/FunctionalIntegrationTest.php on line 14