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AddDoesNotPerformAssertionToNonAssertingTestRector

Tests without assertion will have #[DoesNotPerformAssertions] attribute, or @doesNotPerformAssertions annotation on PHPUnit below 10

 use PHPUnit\Framework\TestCase;

 class SomeClass extends TestCase
 {
+    #[\PHPUnit\Framework\Attributes\DoesNotPerformAssertions]
     public function test()
     {
         $nothing = 5;
     }
 }
PACKAGE:  phpunit/phpunit >=6.0