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 746

Class

MenuUiTest

Tests the menu UI.

Namespace

Code

public function checkInvalidParentMenuLinks() {
    $last_link = NULL;
    $created_links = [];
    // 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',
        ];
        $this->drupalGet("admin/structure/menu/manage/{$this->menu->id()}/add");
        $this->submitForm($edit, 'Save');
        $menu_links = \Drupal::entityTypeManager()->getStorage('menu_link_content')
            ->loadByProperties([
            'title' => $title,
        ]);
        $last_link = reset($menu_links);
        $created_links[] = 'tools:' . $last_link->getPluginId();
    }
    // The last link cannot be a parent in the new menu link form.
    $this->drupalGet('admin/structure/menu/manage/admin/add');
    $value = 'tools:' . $last_link->getPluginId();
    $this->assertSession()
        ->optionNotExists('edit-menu-parent', $value);
    // All but the last link can be parents in the new menu link form.
    array_pop($created_links);
    foreach ($created_links as $key => $link) {
        $this->assertSession()
            ->optionExists('edit-menu-parent', $link);
    }
}