function MenuLinkContentDeriverTest::testRediscover

Tests the rediscovering.

File

core/modules/menu_link_content/tests/src/Kernel/MenuLinkContentDeriverTest.php, line 44

Class

MenuLinkContentDeriverTest

Tests the menu link content deriver.

Namespace

Code

public function testRediscover() : void {
  \Drupal::state()->set('menu_link_content_dynamic_route.routes', [
    'route_name_1' => new Route('/example-path'),
  ]);
  \Drupal::service('router.builder')->rebuild();
  // Set up a custom menu link pointing to a specific path.
  $parent = MenuLinkContent::create([
    'title' => '<script>alert("Welcome to the discovered jungle!")</script>',
    'link' => [
      [
        'uri' => 'internal:/example-path',
      ],
    ],
    'menu_name' => 'tools',
  ]);
  $parent->save();
  $menu_tree = \Drupal::menuTree()->load('tools', new MenuTreeParameters());
  $this->assertCount(1, $menu_tree);
  /** @var \Drupal\Core\Menu\MenuLinkTreeElement $tree_element */
  $tree_element = reset($menu_tree);
  $this->assertEquals('route_name_1', $tree_element->link
    ->getRouteName());
  // Change the underlying route and trigger the rediscovering.
  \Drupal::state()->set('menu_link_content_dynamic_route.routes', [
    'route_name_2' => new Route('/example-path'),
  ]);
  \Drupal::service('router.builder')->rebuild();
  // Ensure that the new route name / parameters are captured by the tree.
  $menu_tree = \Drupal::menuTree()->load('tools', new MenuTreeParameters());
  $this->assertCount(1, $menu_tree);
  /** @var \Drupal\Core\Menu\MenuLinkTreeElement $tree_element */
  $tree_element = reset($menu_tree);
  $this->assertEquals('route_name_2', $tree_element->link
    ->getRouteName());
  $title = $tree_element->link
    ->getTitle();
  $this->assertNotInstanceOf(TranslatableMarkup::class, $title);
  $this->assertSame('<script>alert("Welcome to the discovered jungle!")</script>', $title);
  // Create a hierarchy.
  \Drupal::state()->set('menu_link_content_dynamic_route.routes', [
    'route_name_1' => new Route('/example-path'),
    'route_name_2' => new Route('/example-path/child'),
  ]);
  $child = MenuLinkContent::create([
    'title' => 'Child',
    'link' => [
      [
        'uri' => 'entity:/example-path/child',
      ],
    ],
    'menu_name' => 'tools',
    'parent' => 'menu_link_content:' . $parent->uuid(),
  ]);
  $child->save();
  $parent->set('link', [
    [
      'uri' => 'entity:/example-path',
    ],
  ]);
  $parent->save();
  $menu_tree = \Drupal::menuTree()->load('tools', new MenuTreeParameters());
  $this->assertCount(1, $menu_tree);
  /** @var \Drupal\Core\Menu\MenuLinkTreeElement $tree_element */
  $tree_element = reset($menu_tree);
  $this->assertTrue($tree_element->hasChildren);
  $this->assertCount(1, $tree_element->subtree);
  // Edit child element link to use 'internal' instead of 'entity'.
  $child->set('link', [
    [
      'uri' => 'internal:/example-path/child',
    ],
  ]);
  $child->save();
  \Drupal::service('plugin.manager.menu.link')->rebuild();
  $menu_tree = \Drupal::menuTree()->load('tools', new MenuTreeParameters());
  $this->assertCount(1, $menu_tree);
  /** @var \Drupal\Core\Menu\MenuLinkTreeElement $tree_element */
  $tree_element = reset($menu_tree);
  $this->assertTrue($tree_element->hasChildren);
  $this->assertCount(1, $tree_element->subtree);
}