❯ php bin/phpunit
PHPUnit 8.2.5 by Sebastian Bergmann and contributors.

Testing Project Test Suite
E 1 / 1 (100%)

Time: 5.59 seconds, Memory: 50.25 MB

There was 1 error:

1) App\Tests\Functional\FooResourceTest::testCreateFoo
TypeError: Argument 1 passed to ApiPlatform\Core\Bridge\Symfony\Bundle\Test\Client::__construct() must be an instance of Symfony\Bundle\FrameworkBundle\KernelBrowser, instance of Symfony\Bundle\FrameworkBundle\Client given, called in /Projects/ProjectName/var/cache/test/ContainerGLLQM1K/getTest_ApiPlatform_ClientService.php on line 19