Fatal error: Uncaught Error: Class 'PHPUnit\Framework\TestCase' not found in /home/changeco/public_html/vendor/symfony/translation/Tests/Writer/TranslationWriterTest.php:19
Stack trace:
#0 {main}
thrown in /home/changeco/public_html/vendor/symfony/translation/Tests/Writer/TranslationWriterTest.php on line 19