Fatal error: Uncaught Error: Class 'PHPUnit\Framework\TestCase' not found in C:\xampp\htdocs\print\vendor\symfony\css-selector\Tests\Parser\Shortcut\ClassParserTest.php:21
Stack trace:
#0 {main}
thrown in C:\xampp\htdocs\print\vendor\symfony\css-selector\Tests\Parser\Shortcut\ClassParserTest.php on line 21