Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in C:\Web\Apache24\htdocs\api\vendor\phpunit\php-timer\tests\TimerTest.php:13 Stack trace: #0 {main} thrown in C:\Web\Apache24\htdocs\api\vendor\phpunit\php-timer\tests\TimerTest.php on line 13