Fatal error: Uncaught Error: Class 'PHPUnit\Framework\TestCase' not found in /home/flexinettek/public_html/vendor/automattic/woocommerce/tests/WooCommerce/Tests/ClientTest.php:7 Stack trace: #0 {main} thrown in /home/flexinettek/public_html/vendor/automattic/woocommerce/tests/WooCommerce/Tests/ClientTest.php on line 7