Warning: require_once(PHPUnit/Framework/TestCase.php): Failed to open stream: No such file or directory in /var/www/html/Zend/Test/PHPUnit/ControllerTestCase.php on line 4

Fatal error: Uncaught Error: Failed opening required 'PHPUnit/Framework/TestCase.php' (include_path='.:/usr/local/lib/php') in /var/www/html/Zend/Test/PHPUnit/ControllerTestCase.php:4 Stack trace: #0 {main} thrown in /var/www/html/Zend/Test/PHPUnit/ControllerTestCase.php on line 4