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.');
}