Fatal error: Uncaught Error: Class 'PHPUnit_Framework_TestCase' not found in D:\xampp\htdocs\erp_api\vendor\phpunit\php-code-coverage\tests\_files\CoverageFunctionTest.php:2 Stack trace: #0 {main} thrown in D:\xampp\htdocs\erp_api\vendor\phpunit\php-code-coverage\tests\_files\CoverageFunctionTest.php on line 2