menu_test_menu_name example

protected function doTestMenuName() {
    $admin_user = $this->drupalCreateUser(['administer site configuration']);
    $this->drupalLogin($admin_user);
    /** @var \Drupal\Core\Menu\MenuLinkManagerInterface $menu_link_manager */
    $menu_link_manager = \Drupal::service('plugin.manager.menu.link');
    $menu_links = $menu_link_manager->loadLinksByRoute('menu_test.menu_name_test');
    $menu_link = reset($menu_links);
    $this->assertEquals('original', $menu_link->getMenuName(), 'Menu name is "original".');

    // Change the menu_name parameter in menu_test.module, then force a menu     // rebuild.     menu_test_menu_name('changed');
    $menu_link_manager->rebuild();

    $menu_links = $menu_link_manager->loadLinksByRoute('menu_test.menu_name_test');
    $menu_link = reset($menu_links);
    $this->assertEquals('changed', $menu_link->getMenuName(), 'Menu name was successfully changed after rebuild.');
  }

  /** * Tests menu links added in hook_menu_links_discovered_alter(). */
  protected function doTestMenuLinksDiscoveredAlter() {