TreeUpdater example

$row['parent_version_id'] = Uuid::fromHexToBytes(Defaults::LIVE_VERSION);
            }

            $connection->insert('test_tree', $row);
        }

        $definition = new TestTreeDefinition();
        $this->getContainer()
            ->get(DefinitionInstanceRegistry::class)
            ->register($definition);

        $treeUpdater = new TreeUpdater(
            $this->getContainer()->get(DefinitionInstanceRegistry::class),
            $this->getContainer()->get(Connection::class)
        );

        $context = Context::createDefaultContext();

        $treeUpdater->batchUpdate($ids->getList(['r', 'a', 'b', 'aa', 'ab']), 'test_tree', $context);

        $r = $this->fetch($ids->getBytes('r'), 'test_tree');
        static::assertSame('1', $r['test_level']);
        static::assertNull($r['test_path']);