Fatal error: Uncaught Error: Class "Tests\TestCase" not found in /home/quickbookspro/public_html/platform/plugins/fob-mortgage-calculator/tests/Feature/MortgageCalculatorWidgetTest.php:8 Stack trace: #0 {main} thrown in /home/quickbookspro/public_html/platform/plugins/fob-mortgage-calculator/tests/Feature/MortgageCalculatorWidgetTest.php on line 8