( ! ) Fatal error: Class 'PHPUnit\Framework\TestCase' not found in C:\wamp64\www\pbapi\vendor\symfony\var-dumper\Tests\Caster\GmpCasterTest.php on line 19
Call Stack
#	Time	Memory	Function	Location
1	0.0156	407848	{main}( )	...\GmpCasterTest.php:0