class PathItemTest

class PathItemTest extends KernelTestBase {
    
    /**
     * Modules to enable.
     *
     * @var array
     */
    protected static $modules = [
        'path',
        'path_alias',
        'node',
        'user',
        'system',
        'language',
        'content_translation',
    ];
    
    /**
     * {@inheritdoc}
     */
    protected function setUp() : void {
        parent::setUp();
        $this->installEntitySchema('node');
        $this->installEntitySchema('user');
        $this->installEntitySchema('path_alias');
        $this->installSchema('node', [
            'node_access',
        ]);
        $node_type = NodeType::create([
            'type' => 'foo',
        ]);
        $node_type->save();
        $this->installConfig([
            'language',
        ]);
        ConfigurableLanguage::createFromLangcode('de')->save();
    }
    
    /**
     * Tests creating, loading, updating and deleting aliases through PathItem.
     */
    public function testPathItem() {
        
        /** @var \Drupal\path_alias\AliasRepositoryInterface $alias_repository */
        $alias_repository = \Drupal::service('path_alias.repository');
        $node_storage = \Drupal::entityTypeManager()->getStorage('node');
        $node = Node::create([
            'title' => 'Testing create()',
            'type' => 'foo',
            'path' => [
                'alias' => '/foo',
            ],
        ]);
        $this->assertFalse($node->get('path')
            ->isEmpty());
        $this->assertEquals('/foo', $node->get('path')->alias);
        $node->save();
        $this->assertFalse($node->get('path')
            ->isEmpty());
        $this->assertEquals('/foo', $node->get('path')->alias);
        $stored_alias = $alias_repository->lookupBySystemPath('/' . $node->toUrl()
            ->getInternalPath(), $node->language()
            ->getId());
        $this->assertEquals('/foo', $stored_alias['alias']);
        $node_storage->resetCache();
        
        /** @var \Drupal\node\NodeInterface $loaded_node */
        $loaded_node = $node_storage->load($node->id());
        $this->assertFalse($loaded_node->get('path')
            ->isEmpty());
        $this->assertEquals('/foo', $loaded_node->get('path')->alias);
        $node_storage->resetCache();
        $loaded_node = $node_storage->load($node->id());
        $this->assertEquals('/foo', $loaded_node->get('path')[0]
            ->get('alias')
            ->getValue());
        $node_storage->resetCache();
        $loaded_node = $node_storage->load($node->id());
        $values = $loaded_node->get('path')
            ->getValue();
        $this->assertEquals('/foo', $values[0]['alias']);
        $node_storage->resetCache();
        $loaded_node = $node_storage->load($node->id());
        $this->assertEquals('/foo', $loaded_node->path->alias);
        // Add a translation, verify it is being saved as expected.
        $translation = $loaded_node->addTranslation('de', $loaded_node->toArray());
        $translation->get('path')->alias = '/furchtbar';
        $translation->save();
        // Assert the alias on the English node, the German translation, and the
        // stored aliases.
        $node_storage->resetCache();
        $loaded_node = $node_storage->load($node->id());
        $this->assertEquals('/foo', $loaded_node->path->alias);
        $translation = $loaded_node->getTranslation('de');
        $this->assertEquals('/furchtbar', $translation->path->alias);
        $stored_alias = $alias_repository->lookupBySystemPath('/' . $node->toUrl()
            ->getInternalPath(), $node->language()
            ->getId());
        $this->assertEquals('/foo', $stored_alias['alias']);
        $stored_alias = $alias_repository->lookupBySystemPath('/' . $node->toUrl()
            ->getInternalPath(), $translation->language()
            ->getId());
        $this->assertEquals('/furchtbar', $stored_alias['alias']);
        $loaded_node->get('path')->alias = '/bar';
        $this->assertFalse($loaded_node->get('path')
            ->isEmpty());
        $this->assertEquals('/bar', $loaded_node->get('path')->alias);
        $loaded_node->save();
        $this->assertFalse($loaded_node->get('path')
            ->isEmpty());
        $this->assertEquals('/bar', $loaded_node->get('path')->alias);
        $node_storage->resetCache();
        $loaded_node = $node_storage->load($node->id());
        $this->assertFalse($loaded_node->get('path')
            ->isEmpty());
        $this->assertEquals('/bar', $loaded_node->get('path')->alias);
        $loaded_node->get('path')->alias = '/bar';
        $this->assertFalse($loaded_node->get('path')
            ->isEmpty());
        $this->assertEquals('/bar', $loaded_node->get('path')->alias);
        $loaded_node->save();
        $this->assertFalse($loaded_node->get('path')
            ->isEmpty());
        $this->assertEquals('/bar', $loaded_node->get('path')->alias);
        $stored_alias = $alias_repository->lookupBySystemPath('/' . $node->toUrl()
            ->getInternalPath(), $node->language()
            ->getId());
        $this->assertEquals('/bar', $stored_alias['alias']);
        $old_alias = $alias_repository->lookupByAlias('/foo', $node->language()
            ->getId());
        $this->assertNull($old_alias);
        // Reload the node to make sure that it is possible to set a value
        // immediately after loading.
        $node_storage->resetCache();
        $loaded_node = $node_storage->load($node->id());
        $loaded_node->get('path')->alias = '/foobar';
        $loaded_node->save();
        $node_storage->resetCache();
        $loaded_node = $node_storage->load($node->id());
        $this->assertFalse($loaded_node->get('path')
            ->isEmpty());
        $this->assertEquals('/foobar', $loaded_node->get('path')->alias);
        $stored_alias = $alias_repository->lookupBySystemPath('/' . $node->toUrl()
            ->getInternalPath(), $node->language()
            ->getId());
        $this->assertEquals('/foobar', $stored_alias['alias']);
        $old_alias = $alias_repository->lookupByAlias('/bar', $node->language()
            ->getId());
        $this->assertNull($old_alias);
        $loaded_node->get('path')->alias = '';
        $this->assertEquals('', $loaded_node->get('path')->alias);
        $loaded_node->save();
        $stored_alias = $alias_repository->lookupBySystemPath('/' . $node->toUrl()
            ->getInternalPath(), $node->language()
            ->getId());
        $this->assertNull($stored_alias);
        // Check that reading, updating and reading the computed alias again in the
        // same request works without clearing any caches in between.
        $loaded_node = $node_storage->load($node->id());
        $loaded_node->get('path')->alias = '/foo';
        $loaded_node->save();
        $this->assertFalse($loaded_node->get('path')
            ->isEmpty());
        $this->assertEquals('/foo', $loaded_node->get('path')->alias);
        $stored_alias = $alias_repository->lookupBySystemPath('/' . $node->toUrl()
            ->getInternalPath(), $node->language()
            ->getId());
        $this->assertEquals('/foo', $stored_alias['alias']);
        $loaded_node->get('path')->alias = '/foobar';
        $loaded_node->save();
        $this->assertFalse($loaded_node->get('path')
            ->isEmpty());
        $this->assertEquals('/foobar', $loaded_node->get('path')->alias);
        $stored_alias = $alias_repository->lookupBySystemPath('/' . $node->toUrl()
            ->getInternalPath(), $node->language()
            ->getId());
        $this->assertEquals('/foobar', $stored_alias['alias']);
        // Check that \Drupal\Core\Field\FieldItemList::equals() for the path field
        // type.
        $node = Node::create([
            'title' => $this->randomString(),
            'type' => 'foo',
            'path' => [
                'alias' => '/foo',
            ],
        ]);
        $second_node = Node::create([
            'title' => $this->randomString(),
            'type' => 'foo',
            'path' => [
                'alias' => '/foo',
            ],
        ]);
        $this->assertTrue($node->get('path')
            ->equals($second_node->get('path')));
        // Change the alias for the second node to a different one and try again.
        $second_node->get('path')->alias = '/foobar';
        $this->assertFalse($node->get('path')
            ->equals($second_node->get('path')));
        // Test the generateSampleValue() method.
        $node = Node::create([
            'title' => $this->randomString(),
            'type' => 'foo',
            'path' => [
                'alias' => '/foo',
            ],
        ]);
        $node->save();
        $path_field = $node->get('path');
        $path_field->generateSampleItems();
        $node->save();
        $this->assertStringStartsWith('/', $node->get('path')->alias);
    }

}