Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in /home/petclap/public_html/production/vendor/sebastian/diff/tests/LongestCommonSubsequenceTest.php:18
Stack trace:
#0 {main}
thrown in /home/petclap/public_html/production/vendor/sebastian/diff/tests/LongestCommonSubsequenceTest.php on line 18