function MenuLinkContentDeriverTest::testRediscover

Tests the rediscovering.

File

core/modules/menu_link_content/tests/src/Kernel/MenuLinkContentDeriverTest.php, line 42

Class

MenuLinkContentDeriverTest

Tests the menu link content deriver.

Namespace

Code

public function testRediscover() {
    \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);
}