Fatal error: Uncaught Error: Class 'PHPUnit_Framework_TestCase' not found in /home/humansma/test-psico-smart/vendor/spipu/html2pdf/src/Tests/CssConverterTest.php:10 Stack trace: #0 {main} thrown in /home/humansma/test-psico-smart/vendor/spipu/html2pdf/src/Tests/CssConverterTest.php on line 10