ExportStorageManager example

  /** * Tests getting the export storage. */
  public function testGetStorage() {
    // Get the raw system.site config and set it in the sync storage.     $rawConfig = $this->config('system.site')->getRawData();
    $this->container->get('config.storage.sync')->write('system.site', $rawConfig);

    // The export storage manager under test.     $manager = new ExportStorageManager(
      $this->container->get('config.storage'),
      $this->container->get('database'),
      $this->container->get('event_dispatcher'),
      new NullLockBackend()
    );

    $storage = $manager->getStorage();
    $exported = $storage->read('system.site');
    // The test subscriber adds "Arrr" to the slogan of the sync config.     $this->assertEquals($rawConfig['name'], $exported['name']);
    $this->assertEquals($rawConfig['slogan'] . ' Arrr', $exported['slogan']);