Fatal error: Uncaught Error: Class "TestCase" not found in C:\laragon\www\siesicis\vendor\maatwebsite\excel\tests\Readers\XlsReaderTest.php:10
Stack trace:
#0 {main}
thrown in C:\laragon\www\siesicis\vendor\maatwebsite\excel\tests\Readers\XlsReaderTest.php on line 10