Fatal error: Uncaught Error: Class "TestCase" not found in /home/kibrisotoilan/public_html/vendor/anomaly/html_block-extension/tests/Unit/Block/BlockCollectionTest.php:5 Stack trace: #0 {main} thrown in /home/kibrisotoilan/public_html/vendor/anomaly/html_block-extension/tests/Unit/Block/BlockCollectionTest.php on line 5