Fatal error: Uncaught Error: Class 'PHPUnit_Framework_TestCase' not found in /home/lafaamicps/www/symfony/vendor/sonata-project/exporter/test/Exporter/Test/Source/PropelCollectionSourceIteratorTest.php:13 Stack trace: #0 {main} thrown in /home/lafaamicps/www/symfony/vendor/sonata-project/exporter/test/Exporter/Test/Source/PropelCollectionSourceIteratorTest.php on line 13