NavigationMenuLinkTreeTest.php

<?php

declare (strict_types=1);
namespace Drupal\Tests\navigation\Kernel;

use Drupal\Core\Menu\MenuTreeParameters;
use Drupal\KernelTests\KernelTestBase;
use Drupal\navigation\Menu\NavigationMenuLinkTree;

/**
 * Tests \Drupal\navigation\Menu\NavigationMenuLinkTree.
 *
 * @group navigation
 *
 * @see \Drupal\navigation\Menu\NavigationMenuLinkTree
 */
class NavigationMenuLinkTreeTest extends KernelTestBase {
    
    /**
     * The tested navigation menu link tree.
     *
     * @var \Drupal\navigation\Menu\NavigationMenuLinkTree
     */
    protected NavigationMenuLinkTree $linkTree;
    
    /**
     * {@inheritdoc}
     */
    protected static $modules = [
        'field',
        'layout_builder',
        'layout_discovery',
        'link',
        'menu_link_content',
        'menu_test',
        'navigation',
        'navigation_test',
        'system',
        'user',
    ];
    
    /**
     * {@inheritdoc}
     */
    protected function setUp() : void {
        parent::setUp();
        $this->installEntitySchema('user');
        $this->installEntitySchema('menu_link_content');
        $this->linkTree = $this->container
            ->get('navigation.menu_tree');
    }
    
    /**
     * Tests the hook_navigation_menu_link_tree_alter logic.
     */
    public function testNavigationMenuLinkTreeAlter() : void {
        
        /** @var \Drupal\system\MenuStorage $storage */
        $storage = \Drupal::entityTypeManager()->getStorage('menu');
        $storage->create([
            'id' => 'menu1',
            'label' => 'Menu 1',
        ])
            ->save();
        $storage->create([
            'id' => 'menu2',
            'label' => 'Menu 2',
        ])
            ->save();
        \Drupal::entityTypeManager()->getStorage('menu_link_content')
            ->create([
            'link' => [
                'uri' => 'internal:/menu_name_test',
            ],
            'menu_name' => 'menu1',
            'bundle' => 'menu_link_content',
            'title' => 'Link test',
        ])
            ->save();
        \Drupal::entityTypeManager()->getStorage('menu_link_content')
            ->create([
            'link' => [
                'uri' => 'internal:/menu_name_test',
            ],
            'menu_name' => 'menu1',
            'bundle' => 'menu_link_content',
            'title' => 'Link test',
        ])
            ->save();
        \Drupal::entityTypeManager()->getStorage('menu_link_content')
            ->create([
            'link' => [
                'uri' => 'internal:/menu_name_test',
            ],
            'menu_name' => 'menu2',
            'bundle' => 'menu_link_content',
            'title' => 'Link test',
        ])
            ->save();
        $output = $this->linkTree
            ->load('menu1', new MenuTreeParameters());
        $this->assertCount(2, $output);
        $output = $this->linkTree
            ->transform($output, []);
        $this->assertCount(0, $output);
        $output = $this->linkTree
            ->load('menu2', new MenuTreeParameters());
        $this->assertCount(1, $output);
        $output = $this->linkTree
            ->transform($output, []);
        $this->assertCount(1, $output);
        $item = reset($output);
        $this->assertSame('New Link Title', $item->link
            ->getTitle());
    }

}