Fatal error: Uncaught Error: Class 'Mdanter\Ecc\Tests\AbstractTestCase' not found in /home/opcon/src/dat/lib/vendor/bk/mdanter/ecc/tests/unit/Primitives/EcArithmeticTest.php:12 Stack trace: #0 {main} thrown in /home/opcon/src/dat/lib/vendor/bk/mdanter/ecc/tests/unit/Primitives/EcArithmeticTest.php on line 12