Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in /home/floten1/wiki.squirrelslair.ca/extensions/Mermaid/tests/phpunit/Integration/I18nJsonFileIntegrityTest.php:14 Stack trace: #0 {main} thrown in /home/floten1/wiki.squirrelslair.ca/extensions/Mermaid/tests/phpunit/Integration/I18nJsonFileIntegrityTest.php on line 14