Fatal error: Uncaught Error: Class 'PHPUnit\Framework\TestCase' not found in C:\laragon\www\SIMRS\vendor\mike42\escpos-php\test\integration\ExampleTest.php:4 Stack trace: #0 {main} thrown in C:\laragon\www\SIMRS\vendor\mike42\escpos-php\test\integration\ExampleTest.php on line 4