Fatal error: Uncaught Error: Class 'PHPUnit\Framework\TestCase' not found in C:\xampp73\htdocs\Respaldos\tracking_cie_v1\vendor\sebastian\diff\tests\LongestCommonSubsequenceTest.php:18
Stack trace:
#0 {main}
thrown in C:\xampp73\htdocs\Respaldos\tracking_cie_v1\vendor\sebastian\diff\tests\LongestCommonSubsequenceTest.php on line 18