class BookPendingRevisionTest

class BookPendingRevisionTest extends KernelTestBase {
  
  /**
   * Modules to enable.
   *
   * @var array
   */
  protected static $modules = [
    'system',
    'user',
    'field',
    'filter',
    'text',
    'node',
    'book',
  ];
  
  /**
   * {@inheritdoc}
   */
  protected function setUp() : void {
    parent::setUp();
    $this->installEntitySchema('user');
    $this->installEntitySchema('node');
    $this->installSchema('book', [
      'book',
    ]);
    $this->installSchema('node', [
      'node_access',
    ]);
    $this->installConfig([
      'node',
      'book',
      'field',
    ]);
  }
  
  /**
   * Tests pending revision handling for books.
   */
  public function testBookWithPendingRevisions() {
    $content_type = NodeType::create([
      'type' => $this->randomMachineName(),
      'name' => $this->randomString(),
    ]);
    $content_type->save();
    $book_config = $this->config('book.settings');
    $allowed_types = $book_config->get('allowed_types');
    $allowed_types[] = $content_type->id();
    $book_config->set('allowed_types', $allowed_types)
      ->save();
    // Create two top-level books a child.
    $book_1 = Node::create([
      'title' => $this->randomString(),
      'type' => $content_type->id(),
    ]);
    $book_1->book['bid'] = 'new';
    $book_1->save();
    $book_1_child = Node::create([
      'title' => $this->randomString(),
      'type' => $content_type->id(),
    ]);
    $book_1_child->book['bid'] = $book_1->id();
    $book_1_child->book['pid'] = $book_1->id();
    $book_1_child->save();
    $book_2 = Node::create([
      'title' => $this->randomString(),
      'type' => $content_type->id(),
    ]);
    $book_2->book['bid'] = 'new';
    $book_2->save();
    $child = Node::create([
      'title' => $this->randomString(),
      'type' => $content_type->id(),
    ]);
    $child->book['bid'] = $book_1->id();
    $child->book['pid'] = $book_1->id();
    $child->save();
    // Try to move the child to a different book while saving it as a pending
    // revision.
    /** @var \Drupal\book\BookManagerInterface $book_manager */
    $book_manager = $this->container
      ->get('book.manager');
    // Check that the API doesn't allow us to change the book outline for
    // pending revisions.
    $child->book['bid'] = $book_2->id();
    $child->setNewRevision(TRUE);
    $child->isDefaultRevision(FALSE);
    $this->assertFalse($book_manager->updateOutline($child), 'A pending revision can not change the book outline.');
    // Check that the API doesn't allow us to change the book parent for
    // pending revisions.
    $child = \Drupal::entityTypeManager()->getStorage('node')
      ->loadUnchanged($child->id());
    $child->book['pid'] = $book_1_child->id();
    $child->setNewRevision(TRUE);
    $child->isDefaultRevision(FALSE);
    $this->assertFalse($book_manager->updateOutline($child), 'A pending revision can not change the book outline.');
    // Check that the API doesn't allow us to change the book weight for
    // pending revisions.
    $child = \Drupal::entityTypeManager()->getStorage('node')
      ->loadUnchanged($child->id());
    $child->book['weight'] = 2;
    $child->setNewRevision(TRUE);
    $child->isDefaultRevision(FALSE);
    $this->assertFalse($book_manager->updateOutline($child), 'A pending revision can not change the book outline.');
  }

}