3 namespace Drupal\KernelTests\Core\Menu;
5 use Drupal\Core\Menu\MenuLinkTreeElement;
6 use Drupal\Core\Menu\MenuTreeParameters;
7 use Drupal\KernelTests\KernelTestBase;
8 use Drupal\Tests\Core\Menu\MenuLinkMock;
11 * Tests the menu link tree.
15 * @see \Drupal\Core\Menu\MenuLinkTree
17 class MenuLinkTreeTest extends KernelTestBase {
20 * The tested menu link tree.
22 * @var \Drupal\Core\Menu\MenuLinkTree
27 * The menu link plugin manager.
29 * @var \Drupal\Core\Menu\MenuLinkManagerInterface $menuLinkManager
31 protected $menuLinkManager;
38 public static $modules = [
49 protected function setUp() {
51 \Drupal::service('router.builder')->rebuild();
52 $this->installEntitySchema('menu_link_content');
54 $this->linkTree = $this->container->get('menu.link_tree');
55 $this->menuLinkManager = $this->container->get('plugin.manager.menu.link');
59 * Tests deleting all the links in a menu.
61 public function testDeleteLinksInMenu() {
62 \Drupal::entityManager()->getStorage('menu')->create(['id' => 'menu1'])->save();
63 \Drupal::entityManager()->getStorage('menu')->create(['id' => 'menu2'])->save();
65 \Drupal::entityManager()->getStorage('menu_link_content')->create(['link' => ['uri' => 'internal:/menu_name_test'], 'menu_name' => 'menu1', 'bundle' => 'menu_link_content'])->save();
66 \Drupal::entityManager()->getStorage('menu_link_content')->create(['link' => ['uri' => 'internal:/menu_name_test'], 'menu_name' => 'menu1', 'bundle' => 'menu_link_content'])->save();
67 \Drupal::entityManager()->getStorage('menu_link_content')->create(['link' => ['uri' => 'internal:/menu_name_test'], 'menu_name' => 'menu2', 'bundle' => 'menu_link_content'])->save();
69 $output = $this->linkTree->load('menu1', new MenuTreeParameters());
70 $this->assertEqual(count($output), 2);
71 $output = $this->linkTree->load('menu2', new MenuTreeParameters());
72 $this->assertEqual(count($output), 1);
74 $this->menuLinkManager->deleteLinksInMenu('menu1');
76 $output = $this->linkTree->load('menu1', new MenuTreeParameters());
77 $this->assertEqual(count($output), 0);
79 $output = $this->linkTree->load('menu2', new MenuTreeParameters());
80 $this->assertEqual(count($output), 1);
84 * Tests creating links with an expected tree structure.
86 public function testCreateLinksInMenu() {
87 // This creates a tree with the following structure:
96 // With link 6 being the only external link.
99 1 => MenuLinkMock::create(['id' => 'test.example1', 'route_name' => 'example1', 'title' => 'foo', 'parent' => '']),
100 2 => MenuLinkMock::create(['id' => 'test.example2', 'route_name' => 'example2', 'title' => 'bar', 'parent' => 'test.example1', 'route_parameters' => ['foo' => 'bar']]),
101 3 => MenuLinkMock::create(['id' => 'test.example3', 'route_name' => 'example3', 'title' => 'baz', 'parent' => 'test.example2', 'route_parameters' => ['baz' => 'qux']]),
102 4 => MenuLinkMock::create(['id' => 'test.example4', 'route_name' => 'example4', 'title' => 'qux', 'parent' => 'test.example3']),
103 5 => MenuLinkMock::create(['id' => 'test.example5', 'route_name' => 'example5', 'title' => 'foofoo', 'parent' => '']),
104 6 => MenuLinkMock::create(['id' => 'test.example6', 'route_name' => '', 'url' => 'https://www.drupal.org/', 'title' => 'barbar', 'parent' => '']),
105 7 => MenuLinkMock::create(['id' => 'test.example7', 'route_name' => 'example7', 'title' => 'bazbaz', 'parent' => '']),
106 8 => MenuLinkMock::create(['id' => 'test.example8', 'route_name' => 'example8', 'title' => 'quxqux', 'parent' => '']),
108 foreach ($links as $instance) {
109 $this->menuLinkManager->addDefinition($instance->getPluginId(), $instance->getPluginDefinition());
111 $parameters = new MenuTreeParameters();
112 $tree = $this->linkTree->load('mock', $parameters);
114 $count = function(array $tree) {
115 $sum = function ($carry, MenuLinkTreeElement $item) {
116 return $carry + $item->count();
118 return array_reduce($tree, $sum);
121 $this->assertEqual($count($tree), 8);
122 $parameters = new MenuTreeParameters();
123 $parameters->setRoot('test.example2');
124 $tree = $this->linkTree->load($instance->getMenuName(), $parameters);
125 $top_link = reset($tree);
126 $this->assertEqual(count($top_link->subtree), 1);
127 $child = reset($top_link->subtree);
128 $this->assertEqual($child->link->getPluginId(), $links[3]->getPluginId());
129 $height = $this->linkTree->getSubtreeHeight('test.example2');
130 $this->assertEqual($height, 3);