Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in D:\htdocs\SuiteCRM\vendor\ezimuel\guzzlestreams\tests\GuzzleStreamWrapperTest.php:12 Stack trace: #0 {main} thrown in D:\htdocs\SuiteCRM\vendor\ezimuel\guzzlestreams\tests\GuzzleStreamWrapperTest.php on line 12