class TestThemeNegotiator in Drupal 9

Tests the theme negotiation functionality.

Retrieves the theme key of the theme to use for the current request based on the theme name provided in the URL.

Hierarchy

• class \Drupal\menu_test\Theme\TestThemeNegotiator implements ThemeNegotiatorInterface

1 string reference to 'TestThemeNegotiator'

menu_test.services.yml in core/modules/system/tests/modules/menu_test/menu_test.services.yml

core/modules/system/tests/modules/menu_test/menu_test.services.yml

1 service uses TestThemeNegotiator

theme.negotiator.test_theme in core/modules/system/tests/modules/menu_test/menu_test.services.yml

Drupal\menu_test\Theme\TestThemeNegotiator

File

core/modules/system/tests/modules/menu_test/src/Theme/TestThemeNegotiator.php, line 14

Namespace

Drupal\menu_test\Theme

class TestThemeNegotiator implements ThemeNegotiatorInterface {

  /**
   * {@inheritdoc}
   */
  public function applies(RouteMatchInterface $route_match) {
    return (bool) $route_match
      ->getParameter('inherited');
  }

  /**
   * {@inheritdoc}
   */
  public function determineActiveTheme(RouteMatchInterface $route_match) {
    $argument = $route_match
      ->getParameter('inherited');

    // Test using the variable administrative theme.
    if ($argument == 'use-admin-theme') {
      return \Drupal::config('system.theme')
        ->get('admin');
    }
    elseif ($argument == 'use-test-theme') {
      return 'test_theme';
    }
    elseif ($argument == 'use-fake-theme') {
      return 'fake_theme';
    }

    // For any other value of the URL argument, do not return anything. This
    // allows us to test that returning nothing from a theme negotiation
    // causes the page to correctly fall back on using the main site theme.
  }

}

Members

Name	Modifiers	Type	Description	Overrides
TestThemeNegotiator::applies	public	function	Whether this theme negotiator should be used to set the theme. Overrides ThemeNegotiatorInterface::applies
TestThemeNegotiator::determineActiveTheme	public	function	Determine the active theme for the request. Overrides ThemeNegotiatorInterface::determineActiveTheme