Fatal error: Uncaught Error: Class 'PHPUnit\Framework\TestCase' not found in /home/user1111058/www/dev.companysam.by/vendor/phpunit/php-timer/tests/TimerTest.php:17 Stack trace: #0 {main} thrown in /home/user1111058/www/dev.companysam.by/vendor/phpunit/php-timer/tests/TimerTest.php on line 17