Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in C:\Apache24\htdocs\anteriores\apifac\vendor\symfony\event-dispatcher\Tests\ImmutableEventDispatcherTest.php:24 Stack trace: #0 {main} thrown in C:\Apache24\htdocs\anteriores\apifac\vendor\symfony\event-dispatcher\Tests\ImmutableEventDispatcherTest.php on line 24