class ForumIntegrationTest

class ForumIntegrationTest extends ViewTestBase {
  
  /**
   * Modules to enable.
   *
   * @var array
   */
  protected static $modules = [
    'forum_test_views',
  ];
  
  /**
   * {@inheritdoc}
   */
  protected $defaultTheme = 'stark';
  
  /**
   * Views used by this test.
   *
   * @var array
   */
  public static $testViews = [
    'test_forum_index',
  ];
  
  /**
   * {@inheritdoc}
   */
  protected function setUp($import_test_views = TRUE, $modules = [
    'forum_test_views',
  ]) : void {
    parent::setUp($import_test_views, $modules);
  }
  
  /**
   * Tests the integration.
   */
  public function testForumIntegration() {
    // Create a forum.
    $entity_type_manager = $this->container
      ->get('entity_type.manager');
    $term = $entity_type_manager->getStorage('taxonomy_term')
      ->create([
      'vid' => 'forums',
      'name' => $this->randomMachineName(),
    ]);
    $term->save();
    $comment_storage = $entity_type_manager->getStorage('comment');
    // Create some nodes which are part of this forum with some comments.
    $nodes = [];
    for ($i = 0; $i < 3; $i++) {
      $node = $this->drupalCreateNode([
        'type' => 'forum',
        'taxonomy_forums' => [
          $term->id(),
        ],
        'sticky' => $i == 0 ? NodeInterface::STICKY : NodeInterface::NOT_STICKY,
      ]);
      $nodes[] = $node;
    }
    $account = $this->drupalCreateUser([
      'skip comment approval',
    ]);
    $this->drupalLogin($account);
    $comments = [];
    foreach ($nodes as $index => $node) {
      for ($i = 0; $i <= $index; $i++) {
        $comment = $comment_storage->create([
          'entity_type' => 'node',
          'entity_id' => $node->id(),
          'field_name' => 'comment_forum',
        ]);
        $comment->save();
        $comments[$comment->get('entity_id')->target_id][$comment->id()] = $comment;
      }
    }
    $view = Views::getView('test_forum_index');
    $this->executeView($view);
    $expected_result = [];
    $expected_result[] = [
      'nid' => $nodes[0]->id(),
      'sticky' => NodeInterface::STICKY,
      'comment_count' => 1.0,
    ];
    $expected_result[] = [
      'nid' => $nodes[1]->id(),
      'sticky' => NodeInterface::NOT_STICKY,
      'comment_count' => 2.0,
    ];
    $expected_result[] = [
      'nid' => $nodes[2]->id(),
      'sticky' => NodeInterface::NOT_STICKY,
      'comment_count' => 3.0,
    ];
    $column_map = [
      'nid' => 'nid',
      'forum_index_sticky' => 'sticky',
      'forum_index_comment_count' => 'comment_count',
    ];
    $this->assertIdenticalResultset($view, $expected_result, $column_map);
  }

}