Fatal error: Uncaught Error: Class 'PHPUnit_Framework_TestCase' not found in /home/latronic/clients/vendor/mikey179/vfsstream/examples/FilemodeExampleTestCaseWithVfsStream.php:16 Stack trace: #0 {main} thrown in /home/latronic/clients/vendor/mikey179/vfsstream/examples/FilemodeExampleTestCaseWithVfsStream.php on line 16