function FormTest::testRequiredAttribute

Tests required attribute.

File

core/modules/system/tests/src/Functional/Form/FormTest.php, line 888

Class

FormTest

Tests various form element validation mechanisms.

Namespace

Code

public function testRequiredAttribute() {
  $this->drupalGet('form-test/required-attribute');
  $expected = 'required';
  // Test to make sure the elements have the proper required attribute.
  foreach ([
    'textfield',
    'password',
  ] as $type) {
    $element = $this->xpath('//input[@id=:id and @required=:expected]', [
      ':id' => 'edit-' . $type,
      ':expected' => $expected,
    ]);
    $this->assertTrue(!empty($element), new FormattableMarkup('The @type has the proper required attribute.', [
      '@type' => $type,
    ]));
  }
  // Test to make sure textarea has the proper required attribute.
  $element = $this->xpath('//textarea[@id=:id and @required=:expected]', [
    ':id' => 'edit-textarea',
    ':expected' => $expected,
  ]);
  $this->assertTrue(!empty($element), 'The textarea has the proper required attribute.');
}