diff --git a/core/tests/Drupal/Tests/Core/Language/LanguageUnitTest.php b/core/tests/Drupal/Tests/Core/Language/LanguageUnitTest.php
index 997fd95..50f400f 100644
--- a/core/tests/Drupal/Tests/Core/Language/LanguageUnitTest.php
+++ b/core/tests/Drupal/Tests/Core/Language/LanguageUnitTest.php
@@ -103,12 +103,7 @@ public function testGetNegotiationMethodId() {
    */
   public function testSortArrayOfLanguages(array $languages, array $expected) {
     Language::sort($languages);
-    reset($expected);
-    reset($languages);
-    $this->assertEquals(current($expected), key($languages));
-    next($expected);
-    next($languages);
-    $this->assertEquals(current($expected), key($languages));
+    $this->assertSame($expected, array_keys($languages));
   }
 
   /**