function MenuLinksTest::testMenuLinkReparenting

Tests automatic reparenting of menu links.

File

core/modules/menu_link_content/tests/src/Kernel/MenuLinksTest.php, line 214

Class

MenuLinksTest

Tests handling of menu links hierarchies.

Namespace

Code

public function testMenuLinkReparenting($module = 'menu_test') : void {
    // Check the initial hierarchy.
    $links = $this->createLinkHierarchy($module);
    $expected_hierarchy = [
        'parent' => '',
        'child-1' => 'parent',
        'child-1-1' => 'child-1',
        'child-1-2' => 'child-1',
        'child-2' => 'parent',
    ];
    $this->assertMenuLinkParents($links, $expected_hierarchy);
    // Start over, and move child-1 under child-2, and check that all the
    // children of child-1 have been moved too.
    $links = $this->createLinkHierarchy($module);
    $this->menuLinkManager
        ->updateDefinition($links['child-1'], [
        'parent' => $links['child-2'],
    ]);
    // Verify that the entity was updated too.
    
    /** @var \Drupal\Core\Menu\MenuLinkInterface $menu_link_plugin  */
    $menu_link_plugin = $this->menuLinkManager
        ->createInstance($links['child-1']);
    $entity = \Drupal::service('entity.repository')->loadEntityByUuid('menu_link_content', $menu_link_plugin->getDerivativeId());
    $this->assertEquals($links['child-2'], $entity->getParentId());
    $expected_hierarchy = [
        'parent' => '',
        'child-1' => 'child-2',
        'child-1-1' => 'child-1',
        'child-1-2' => 'child-1',
        'child-2' => 'parent',
    ];
    $this->assertMenuLinkParents($links, $expected_hierarchy);
    // Start over, and delete child-1, and check that the children of child-1
    // have been reassigned to the parent.
    $links = $this->createLinkHierarchy($module);
    $this->menuLinkManager
        ->removeDefinition($links['child-1']);
    $expected_hierarchy = [
        'parent' => FALSE,
        'child-1-1' => 'parent',
        'child-1-2' => 'parent',
        'child-2' => 'parent',
    ];
    $this->assertMenuLinkParents($links, $expected_hierarchy);
    // Try changing the parent at the entity level.
    $definition = $this->menuLinkManager
        ->getDefinition($links['child-1-2']);
    $entity = MenuLinkContent::load($definition['metadata']['entity_id']);
    $entity->parent->value = '';
    $entity->save();
    $expected_hierarchy = [
        'parent' => '',
        'child-1-1' => 'parent',
        'child-1-2' => '',
        'child-2' => 'parent',
    ];
    $this->assertMenuLinkParents($links, $expected_hierarchy);
    // @todo Figure out what makes sense to test in terms of automatic
    //   re-parenting. https://www.drupal.org/node/2309531
}