function CommentPagerTest::testCommentNewPageIndicator

Tests calculation of first page with new comment.

File

core/modules/comment/tests/src/Functional/CommentPagerTest.php, line 249

Class

CommentPagerTest

Tests paging of comments and their settings.

Namespace

Code

public function testCommentNewPageIndicator() : void {
  $this->drupalLogin($this->adminUser);
  // Set comment variables.
  $this->setCommentForm(TRUE);
  $this->setCommentSubject(TRUE);
  $this->setCommentPreview(DRUPAL_DISABLED);
  // Set comments to one per page so that we are able to test paging without
  // needing to insert large numbers of comments.
  $this->setCommentsPerPage(1);
  // Create a node and three comments.
  $node = $this->drupalCreateNode([
    'type' => 'article',
    'promote' => 1,
  ]);
  $comments = [];
  $comments[] = $this->postComment($node, $this->randomMachineName(), $this->randomMachineName(), TRUE);
  $comments[] = $this->postComment($node, $this->randomMachineName(), $this->randomMachineName(), TRUE);
  $comments[] = $this->postComment($node, $this->randomMachineName(), $this->randomMachineName(), TRUE);
  // Post a reply to the second comment.
  $this->drupalGet('comment/reply/node/' . $node->id() . '/comment/' . $comments[1]->id());
  $comments[] = $this->postComment(NULL, $this->randomMachineName(), $this->randomMachineName(), TRUE);
  // Post a reply to the first comment.
  $this->drupalGet('comment/reply/node/' . $node->id() . '/comment/' . $comments[0]->id());
  $comments[] = $this->postComment(NULL, $this->randomMachineName(), $this->randomMachineName(), TRUE);
  // Post a reply to the last comment.
  $this->drupalGet('comment/reply/node/' . $node->id() . '/comment/' . $comments[2]->id());
  $comments[] = $this->postComment(NULL, $this->randomMachineName(), $this->randomMachineName(), TRUE);
  // At this point, the comment tree is:
  // - 0
  //   - 4
  // - 1
  //   - 3
  // - 2
  //   - 5
  $this->setCommentSettings('default_mode', CommentManagerInterface::COMMENT_MODE_FLAT, 'Comment paging changed.');
  $expected_pages = [
    // Page of comment 5
1 => 5,
    // Page of comment 4
2 => 4,
    // Page of comment 3
3 => 3,
    // Page of comment 2
4 => 2,
    // Page of comment 1
5 => 1,
    // Page of comment 0
6 => 0,
  ];
  $node = Node::load($node->id());
  foreach ($expected_pages as $new_replies => $expected_page) {
    $returned_page = \Drupal::entityTypeManager()->getStorage('comment')
      ->getNewCommentPageNumber($node->get('comment')->comment_count, $new_replies, $node, 'comment');
    $this->assertSame($expected_page, $returned_page, "Flat mode, {$new_replies} replies: expected page {$expected_page}, returned page {$returned_page}.");
  }
  $this->setCommentSettings('default_mode', CommentManagerInterface::COMMENT_MODE_THREADED, 'Switched to threaded mode.');
  $expected_pages = [
    // Page of comment 5
1 => 5,
    // Page of comment 4
2 => 1,
    // Page of comment 4
3 => 1,
    // Page of comment 4
4 => 1,
    // Page of comment 4
5 => 1,
    // Page of comment 0
6 => 0,
  ];
  \Drupal::entityTypeManager()->getStorage('node')
    ->resetCache([
    $node->id(),
  ]);
  $node = Node::load($node->id());
  foreach ($expected_pages as $new_replies => $expected_page) {
    $returned_page = \Drupal::entityTypeManager()->getStorage('comment')
      ->getNewCommentPageNumber($node->get('comment')->comment_count, $new_replies, $node, 'comment');
    $this->assertEquals($expected_page, $returned_page, "Threaded mode, {$new_replies} replies: expected page {$expected_page}, returned page {$returned_page}.");
  }
}