Issue #2782967 by mikeker: FormTest::testFieldFormUnlimitedRequired claims to...

Issue #2782967 by mikeker: FormTest::testFieldFormUnlimitedRequired claims to test for visually-hidden, but doesn't

core/modules/field/src/Tests/FormTest.php

@@ -334,7 +334,7 @@ public function testFieldFormUnlimitedRequired() {
     $this->assertTrue(isset($element[0]), 'Required symbol added field label.');
     // Check that the label of the field input is visually hidden and contains
     // the field title and an indication of the delta for a11y.
-    $element = $this->xpath('//label[@for=:for and contains(@class, "js-form-required") and contains(text(), :value)]', array(':for' => 'edit-field-unlimited-0-value', ':value' => $this->field['label'] . ' (value 1)'));
+    $element = $this->xpath('//label[@for=:for and contains(@class, "visually-hidden") and contains(text(), :value)]', array(':for' => 'edit-field-unlimited-0-value', ':value' => $this->field['label'] . ' (value 1)'));
     $this->assertTrue(isset($element[0]), 'Required symbol not added for field input.');
   }