Fatal error: Class 'PHPUnit_Framework_TestCase' not found in /var/www/html/dev/spa/vendor/way/laravel-test-helpers/tests/Way/Tests/DataStoreTest.php on line 5

Call Stack:
    0.0004     234712   1. {main}() /var/www/html/dev/spa/vendor/way/laravel-test-helpers/tests/Way/Tests/DataStoreTest.php:0