simplify test case

henry2778 · derrabus · henry2778 · commit cb9c1c492bd2 · 2021-03-16T23:02:01.000+02:00
Co-authored-by: Alexander M. Turek &lt;me@derrabus.de&gt;
diff --git a/src/Symfony/Component/Validator/Tests/Constraints/UniqueValidatorTest.php b/src/Symfony/Component/Validator/Tests/Constraints/UniqueValidatorTest.php
@@ -178,13 +178,9 @@ public function getCallback()
 
     public function testExpectsInvalidNonStrictComparison()
     {
-        $callback = static function ($item) {
-            return (int) $item;
-        };
-
         $this->validator->validate([1, '1', 1.0, '1.0'], new Unique([
             'message' => 'myMessage',
-            'normalizer' => $callback,
+            'normalizer' => 'intval',
         ]));
 
         $this->buildViolation('myMessage')
