public function CommentNewIndicatorTest::testCommentNewCommentsIndicator in Zircon Profile 8

Same name and namespace in other branches

1. 8.0 core/modules/comment/src/Tests/CommentNewIndicatorTest.php \Drupal\comment\Tests\CommentNewIndicatorTest::testCommentNewCommentsIndicator()

Tests new comment marker.

File

core/modules/comment/src/Tests/CommentNewIndicatorTest.php, line 72

Contains \Drupal\comment\Tests\CommentNewIndicatorTest.

Class

CommentNewIndicatorTest

Tests the 'new' indicator posted on comments.

Namespace

Drupal\comment\Tests

Code

public function testCommentNewCommentsIndicator() {

  // Test if the right links are displayed when no comment is present for the
  // node.
  $this
    ->drupalLogin($this->adminUser);
  $this
    ->drupalGet('node');
  $this
    ->assertNoLink(t('@count comments', array(
    '@count' => 0,
  )));
  $this
    ->assertLink(t('Read more'));

  // Verify the data-history-node-last-comment-timestamp attribute, which is
  // used by the drupal.node-new-comments-link library to determine whether
  // a "x new comments" link might be necessary or not. We do this in
  // JavaScript to prevent breaking the render cache.
  $this
    ->assertIdentical(0, count($this
    ->xpath('//*[@data-history-node-last-comment-timestamp]')), 'data-history-node-last-comment-timestamp attribute is not set.');

  // Create a new comment. This helper function may be run with different
  // comment settings so use $comment->save() to avoid complex setup.

  /** @var \Drupal\comment\CommentInterface $comment */
  $comment = entity_create('comment', array(
    'cid' => NULL,
    'entity_id' => $this->node
      ->id(),
    'entity_type' => 'node',
    'field_name' => 'comment',
    'pid' => 0,
    'uid' => $this->loggedInUser
      ->id(),
    'status' => CommentInterface::PUBLISHED,
    'subject' => $this
      ->randomMachineName(),
    'hostname' => '127.0.0.1',
    'langcode' => LanguageInterface::LANGCODE_NOT_SPECIFIED,
    'comment_body' => array(
      LanguageInterface::LANGCODE_NOT_SPECIFIED => array(
        $this
          ->randomMachineName(),
      ),
    ),
  ));
  $comment
    ->save();
  $this
    ->drupalLogout();

  // Log in with 'web user' and check comment links.
  $this
    ->drupalLogin($this->webUser);
  $this
    ->drupalGet('node');

  // Verify the data-history-node-last-comment-timestamp attribute. Given its
  // value, the drupal.node-new-comments-link library would determine that the
  // node received a comment after the user last viewed it, and hence it would
  // perform an HTTP request to render the "new comments" node link.
  $this
    ->assertIdentical(1, count($this
    ->xpath('//*[@data-history-node-last-comment-timestamp="' . $comment
    ->getChangedTime() . '"]')), 'data-history-node-last-comment-timestamp attribute is set to the correct value.');
  $this
    ->assertIdentical(1, count($this
    ->xpath('//*[@data-history-node-field-name="comment"]')), 'data-history-node-field-name attribute is set to the correct value.');

  // The data will be pre-seeded on this particular page in drupalSettings, to
  // avoid the need for the client to make a separate request to the server.
  $settings = $this
    ->getDrupalSettings();
  $this
    ->assertEqual($settings['history'], [
    'lastReadTimestamps' => [
      1 => 0,
    ],
  ]);
  $this
    ->assertEqual($settings['comment'], [
    'newCommentsLinks' => [
      'node' => [
        'comment' => [
          1 => [
            'new_comment_count' => 1,
            'first_new_comment_link' => Url::fromRoute('entity.node.canonical', [
              'node' => 1,
            ])
              ->setOptions([
              'fragment' => 'new',
            ])
              ->toString(),
          ],
        ],
      ],
    ],
  ]);

  // Pretend the data was not present in drupalSettings, i.e. test the
  // separate request to the server.
  $response = $this
    ->renderNewCommentsNodeLinks(array(
    $this->node
      ->id(),
  ));
  $this
    ->assertResponse(200);
  $json = Json::decode($response);
  $expected = array(
    $this->node
      ->id() => array(
      'new_comment_count' => 1,
      'first_new_comment_link' => $this->node
        ->url('canonical', array(
        'fragment' => 'new',
      )),
    ),
  );
  $this
    ->assertIdentical($expected, $json);

  // Failing to specify node IDs for the endpoint should return a 404.
  $this
    ->renderNewCommentsNodeLinks(array());
  $this
    ->assertResponse(404);

  // Accessing the endpoint as the anonymous user should return a 403.
  $this
    ->drupalLogout();
  $this
    ->renderNewCommentsNodeLinks(array(
    $this->node
      ->id(),
  ));
  $this
    ->assertResponse(403);
  $this
    ->renderNewCommentsNodeLinks(array());
  $this
    ->assertResponse(403);
}