function MenuUiTest::checkInvalidParentMenuLinks

Tests that parent options are limited by depth when adding menu links.

File

core/modules/menu_ui/tests/src/Functional/MenuUiTest.php, line 808

Class

MenuUiTest

Tests the menu UI.

Namespace

Code

public function checkInvalidParentMenuLinks() {
  $last_link = NULL;
  $plugin_ids = [];
  // Get the max depth of the tree.
  $menu_link_tree = \Drupal::service('menu.link_tree');
  $max_depth = $menu_link_tree->maxDepth();
  // Create a maximum number of menu links, each a child of the previous.
  for ($i = 0; $i <= $max_depth - 1; $i++) {
    $parent = $last_link ? 'tools:' . $last_link->getPluginId() : 'tools:';
    $title = 'title' . $i;
    $edit = [
      'link[0][uri]' => '/',
      'title[0][value]' => $title,
      'menu_parent' => $parent,
      'description[0][value]' => '',
      'enabled[value]' => 1,
      'expanded[value]' => FALSE,
      'weight[0][value]' => '0',
    ];
    $this->drupalGet("admin/structure/menu/manage/tools/add");
    $this->submitForm($edit, 'Save');
    $menu_links = \Drupal::entityTypeManager()->getStorage('menu_link_content')
      ->loadByProperties([
      'title' => $title,
    ]);
    $last_link = reset($menu_links);
    $plugin_ids[] = $last_link->getPluginId();
  }
  $last_plugin_id = array_pop($plugin_ids);
  // The last link cannot be a parent in the new menu link form.
  $this->drupalGet('admin/structure/menu/manage/tools/add');
  $value = 'tools:' . $last_plugin_id;
  $this->assertSession()
    ->optionNotExists('edit-menu-parent', $value);
  // All but the last link can be parents in the new menu link form.
  foreach ($plugin_ids as $plugin_id) {
    $this->assertSession()
      ->optionExists('edit-menu-parent', 'tools:' . $plugin_id);
  }
  // The last link does not have an "Add child" operation.
  $this->drupalGet('admin/structure/menu/manage/tools');
  $this->assertSession()
    ->linkByHrefNotExists('parent=' . urlencode($last_plugin_id));
  // All but the last link do have an "Add child" operation.
  foreach ($plugin_ids as $plugin_id) {
    $this->assertSession()
      ->linkByHrefExists('parent=' . urlencode($plugin_id));
  }
}