php artisan test tests/Feature/Migrations/LabelsTableTest.php

   PASS  Tests\Feature\Migrations\LabelsTableTest
  ✓ labels table has expected columns                                    0.40s  
  ✓ labels table enforces unique name                                    0.01s  
  ✓ labels table allows nullable color                                   0.01s  

  Tests:    3 passed (4 assertions)
  Duration: 0.54s