Fatal error: Uncaught Error: Class "PHPUnit_Framework_TestCase" not found in E:\php8serv-x64\apps\sendnotifyios\vendor\gepo\apns-http2\tests\MessageTest.php:5 Stack trace: #0 {main} thrown in E:\php8serv-x64\apps\sendnotifyios\vendor\gepo\apns-http2\tests\MessageTest.php on line 5