Fatal error: Uncaught Error: Class 'PHPUnit\Framework\TestCase' not found in /home/eberhardschwarze/public_html/vendor/ocramius/package-versions/test/PackageVersionsTest/InstallerTest.php:50
Stack trace:
#0 {main}
thrown in /home/eberhardschwarze/public_html/vendor/ocramius/package-versions/test/PackageVersionsTest/InstallerTest.php on line 50