Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in /home/equipuschool/public_html/chulhachokha.com/vendor/xantios/mimey/tests/src/MimeMappingBuilderTest.php:9 Stack trace: #0 {main} thrown in /home/equipuschool/public_html/chulhachokha.com/vendor/xantios/mimey/tests/src/MimeMappingBuilderTest.php on line 9