Fatal error: Uncaught Error: Class 'PHPUnit_Framework_TestCase' not found in C:\Apache24\htdocs\vendor.old\simplesoftwareio\simple-qrcode\tests\DataTypes\SMSTest.php:5 Stack trace: #0 {main} thrown in C:\Apache24\htdocs\vendor.old\simplesoftwareio\simple-qrcode\tests\DataTypes\SMSTest.php on line 5