Fatal error: Uncaught Error: Class 'PHPUnit_Framework_TestCase' not found in /opt/bitnami/apache/htdocs/taxi_app/WebServices/braintree/tests/SanityTest.php:3 Stack trace: #0 {main} thrown in /opt/bitnami/apache/htdocs/taxi_app/WebServices/braintree/tests/SanityTest.php on line 3