Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in C:\xampp\htdocs\londoncityroom\vendor\rubix\ml\tests\Specifications\SamplesAreCompatibleWithTransformerTest.php:17
Stack trace:
#0 {main}
thrown in C:\xampp\htdocs\londoncityroom\vendor\rubix\ml\tests\Specifications\SamplesAreCompatibleWithTransformerTest.php on line 17