Fatal error: Uncaught Error: Class "PHPUnit_Framework_TestCase" not found in C:\xampp\htdocs\electronica\vendor\knplabs\doctrine-behaviors\tests\Knp\DoctrineBehaviors\ORM\SluggableTest.php:10 Stack trace: #0 {main} thrown in C:\xampp\htdocs\electronica\vendor\knplabs\doctrine-behaviors\tests\Knp\DoctrineBehaviors\ORM\SluggableTest.php on line 10