( ! ) Fatal error: Uncaught Error: Class 'PHPUnit\Framework\TestCase' not found in C:\wamp64\www\ucenter\vendor\topthink\think-filesystem\tests\FilesystemTest.php on line 21
( ! ) Error: Class 'PHPUnit\Framework\TestCase' not found in C:\wamp64\www\ucenter\vendor\topthink\think-filesystem\tests\FilesystemTest.php on line 21
Call Stack
#	Time	Memory	Function	Location
1	0.0001	360832	{main}( )	...\FilesystemTest.php:0