Fatal error: Uncaught Error: Class 'PHPUnit\Framework\TestCase' not found in C:\xampp\htdocs\iglooapp\vendor\google\recaptcha\tests\ReCaptcha\RequestParametersTest.php:39 Stack trace: #0 {main} thrown in C:\xampp\htdocs\iglooapp\vendor\google\recaptcha\tests\ReCaptcha\RequestParametersTest.php on line 39