function FormTest::testDisabledMarkup

Verify markup for disabled form elements.

See also

_form_test_disabled_elements()

File

core/modules/system/tests/src/Functional/Form/FormTest.php, line 823

Class

FormTest

Tests various form element validation mechanisms.

Namespace

Code

public function testDisabledMarkup() : void {
    $this->drupalGet('form-test/disabled-elements');
    $form = \Drupal::formBuilder()->getForm('\\Drupal\\form_test\\Form\\FormTestDisabledElementsForm');
    $type_map = [
        'textarea' => 'textarea',
        'select' => 'select',
        'weight' => 'select',
        'datetime' => 'datetime',
    ];
    foreach ($form as $name => $item) {
        // Skip special #types.
        if (!isset($item['#type']) || in_array($item['#type'], [
            'hidden',
            'text_format',
        ])) {
            continue;
        }
        // Setup XPath and CSS class depending on #type.
        if (in_array($item['#type'], [
            'button',
            'submit',
        ])) {
            $path = "//!type[contains(@class, :div-class) and @value=:value]";
            $class = 'is-disabled';
        }
        elseif (in_array($item['#type'], [
            'image_button',
        ])) {
            $path = "//!type[contains(@class, :div-class) and @value=:value]";
            $class = 'is-disabled';
        }
        else {
            // starts-with() required for checkboxes.
            $path = "//div[contains(@class, :div-class)]/descendant::!type[starts-with(@name, :name)]";
            $class = 'form-disabled';
        }
        // Replace DOM element name in $path according to #type.
        $type = 'input';
        if (isset($type_map[$item['#type']])) {
            $type = $type_map[$item['#type']];
        }
        if (isset($item['#value']) && is_object($item['#value'])) {
            $item['#value'] = (string) $item['#value'];
        }
        $path = strtr($path, [
            '!type' => $type,
        ]);
        // Verify that the element exists.
        $this->assertSession()
            ->elementExists('xpath', $this->assertSession()
            ->buildXPathQuery($path, [
            ':name' => Html::escape($name),
            ':div-class' => $class,
            ':value' => $item['#value'] ?? '',
        ]));
    }
    // Verify special element #type text-format.
    $this->assertSession()
        ->elementExists('xpath', "//div[contains(@class, 'form-disabled')]/descendant::textarea[@name='text_format[value]']");
    $this->assertSession()
        ->elementExists('xpath', "//div[contains(@class, 'form-disabled')]/descendant::select[@name='text_format[format]']");
}