Fatal error: Uncaught Error: Class 'PHPUnit\Framework\TestCase' not found in C:\xampp2\htdocs\azura-adm\vendor\azuracast\php-api-client\tests\AzuraCastApiClient\AzuraCastApiClientTest.php:12 Stack trace: #0 {main} thrown in C:\xampp2\htdocs\azura-adm\vendor\azuracast\php-api-client\tests\AzuraCastApiClient\AzuraCastApiClientTest.php on line 12