Fatal error: Uncaught Error: Class 'PHPUnit_Framework_TestCase' not found in C:\xampp\htdocs\rabani-mobile-api-staging\vendor\midtrans\midtrans-php\tests\integration\IntegrationTest.php:7 Stack trace: #0 C:\xampp\htdocs\rabani-mobile-api-staging\vendor\midtrans\midtrans-php\tests\integration\TransactionIntegrationTest.php(9): require_once() #1 {main} thrown in C:\xampp\htdocs\rabani-mobile-api-staging\vendor\midtrans\midtrans-php\tests\integration\IntegrationTest.php on line 7