function CommentPagerTest::testCommentNewPageIndicator

Tests calculation of first page with new comment.

File

core/modules/comment/tests/src/Functional/CommentPagerTest.php, line 235

Class

CommentPagerTest

Tests paging of comments and their settings.

Namespace

Code

public function testCommentNewPageIndicator() {
    $this->drupalLogin($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, new FormattableMarkup('Flat mode, @new replies: expected page @expected, returned page @returned.', [
            '@new' => $new_replies,
            '@expected' => $expected_page,
            '@returned' => $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, new FormattableMarkup('Threaded mode, @new replies: expected page @expected, returned page @returned.', [
            '@new' => $new_replies,
            '@expected' => $expected_page,
            '@returned' => $returned_page,
        ]));
    }
}