Chris@0: <?php
Chris@0: 
Chris@0: namespace Drupal\Tests\comment\Functional;
Chris@0: 
Chris@0: use Drupal\comment\CommentManagerInterface;
Chris@0: 
Chris@0: /**
Chris@0:  * Tests to make sure the comment number increments properly.
Chris@0:  *
Chris@0:  * @group comment
Chris@0:  */
Chris@0: class CommentThreadingTest extends CommentTestBase {
Chris@17: 
Chris@0:   /**
Chris@0:    * Tests the comment threading.
Chris@0:    */
Chris@0:   public function testCommentThreading() {
Chris@0:     // Set comments to have a subject with preview disabled.
Chris@0:     $this->drupalLogin($this->adminUser);
Chris@0:     $this->setCommentPreview(DRUPAL_DISABLED);
Chris@0:     $this->setCommentForm(TRUE);
Chris@0:     $this->setCommentSubject(TRUE);
Chris@0:     $this->setCommentSettings('default_mode', CommentManagerInterface::COMMENT_MODE_THREADED, 'Comment paging changed.');
Chris@0:     $this->drupalLogout();
Chris@0: 
Chris@0:     // Create a node.
Chris@0:     $this->drupalLogin($this->webUser);
Chris@0:     $this->node = $this->drupalCreateNode(['type' => 'article', 'promote' => 1, 'uid' => $this->webUser->id()]);
Chris@0: 
Chris@0:     // Post comment #1.
Chris@0:     $this->drupalLogin($this->webUser);
Chris@0:     $subject_text = $this->randomMachineName();
Chris@0:     $comment_text = $this->randomMachineName();
Chris@0: 
Chris@0:     $comment1 = $this->postComment($this->node, $comment_text, $subject_text, TRUE);
Chris@0:     // Confirm that the comment was created and has the correct threading.
Chris@0:     $this->assertTrue($this->commentExists($comment1), 'Comment #1. Comment found.');
Chris@0:     $this->assertEqual($comment1->getThread(), '01/');
Chris@0:     // Confirm that there is no reference to a parent comment.
Chris@0:     $this->assertNoParentLink($comment1->id());
Chris@0: 
Chris@0:     // Post comment #2 following the comment #1 to test if it correctly jumps
Chris@0:     // out the indentation in case there is a thread above.
Chris@0:     $subject_text = $this->randomMachineName();
Chris@0:     $comment_text = $this->randomMachineName();
Chris@0:     $this->postComment($this->node, $comment_text, $subject_text, TRUE);
Chris@0: 
Chris@0:     // Reply to comment #1 creating comment #1_3.
Chris@0:     $this->drupalGet('comment/reply/node/' . $this->node->id() . '/comment/' . $comment1->id());
Chris@0:     $comment1_3 = $this->postComment(NULL, $this->randomMachineName(), '', TRUE);
Chris@0: 
Chris@0:     // Confirm that the comment was created and has the correct threading.
Chris@0:     $this->assertTrue($this->commentExists($comment1_3, TRUE), 'Comment #1_3. Reply found.');
Chris@0:     $this->assertEqual($comment1_3->getThread(), '01.00/');
Chris@0:     // Confirm that there is a link to the parent comment.
Chris@0:     $this->assertParentLink($comment1_3->id(), $comment1->id());
Chris@0: 
Chris@0:     // Reply to comment #1_3 creating comment #1_3_4.
Chris@0:     $this->drupalGet('comment/reply/node/' . $this->node->id() . '/comment/' . $comment1_3->id());
Chris@0:     $comment1_3_4 = $this->postComment(NULL, $this->randomMachineName(), $this->randomMachineName(), TRUE);
Chris@0: 
Chris@0:     // Confirm that the comment was created and has the correct threading.
Chris@0:     $this->assertTrue($this->commentExists($comment1_3_4, TRUE), 'Comment #1_3_4. Second reply found.');
Chris@0:     $this->assertEqual($comment1_3_4->getThread(), '01.00.00/');
Chris@0:     // Confirm that there is a link to the parent comment.
Chris@0:     $this->assertParentLink($comment1_3_4->id(), $comment1_3->id());
Chris@0: 
Chris@0:     // Reply to comment #1 creating comment #1_5.
Chris@0:     $this->drupalGet('comment/reply/node/' . $this->node->id() . '/comment/' . $comment1->id());
Chris@0: 
Chris@0:     $comment1_5 = $this->postComment(NULL, $this->randomMachineName(), '', TRUE);
Chris@0: 
Chris@0:     // Confirm that the comment was created and has the correct threading.
Chris@0:     $this->assertTrue($this->commentExists($comment1_5), 'Comment #1_5. Third reply found.');
Chris@0:     $this->assertEqual($comment1_5->getThread(), '01.01/');
Chris@0:     // Confirm that there is a link to the parent comment.
Chris@0:     $this->assertParentLink($comment1_5->id(), $comment1->id());
Chris@0: 
Chris@0:     // Post comment #3 overall comment #5.
Chris@0:     $this->drupalLogin($this->webUser);
Chris@0:     $subject_text = $this->randomMachineName();
Chris@0:     $comment_text = $this->randomMachineName();
Chris@0: 
Chris@0:     $comment5 = $this->postComment($this->node, $comment_text, $subject_text, TRUE);
Chris@0:     // Confirm that the comment was created and has the correct threading.
Chris@0:     $this->assertTrue($this->commentExists($comment5), 'Comment #5. Second comment found.');
Chris@0:     $this->assertEqual($comment5->getThread(), '03/');
Chris@0:     // Confirm that there is no link to a parent comment.
Chris@0:     $this->assertNoParentLink($comment5->id());
Chris@0: 
Chris@0:     // Reply to comment #5 creating comment #5_6.
Chris@0:     $this->drupalGet('comment/reply/node/' . $this->node->id() . '/comment/' . $comment5->id());
Chris@0:     $comment5_6 = $this->postComment(NULL, $this->randomMachineName(), '', TRUE);
Chris@0: 
Chris@0:     // Confirm that the comment was created and has the correct threading.
Chris@0:     $this->assertTrue($this->commentExists($comment5_6, TRUE), 'Comment #6. Reply found.');
Chris@0:     $this->assertEqual($comment5_6->getThread(), '03.00/');
Chris@0:     // Confirm that there is a link to the parent comment.
Chris@0:     $this->assertParentLink($comment5_6->id(), $comment5->id());
Chris@0: 
Chris@0:     // Reply to comment #5_6 creating comment #5_6_7.
Chris@0:     $this->drupalGet('comment/reply/node/' . $this->node->id() . '/comment/' . $comment5_6->id());
Chris@0:     $comment5_6_7 = $this->postComment(NULL, $this->randomMachineName(), $this->randomMachineName(), TRUE);
Chris@0: 
Chris@0:     // Confirm that the comment was created and has the correct threading.
Chris@0:     $this->assertTrue($this->commentExists($comment5_6_7, TRUE), 'Comment #5_6_7. Second reply found.');
Chris@0:     $this->assertEqual($comment5_6_7->getThread(), '03.00.00/');
Chris@0:     // Confirm that there is a link to the parent comment.
Chris@0:     $this->assertParentLink($comment5_6_7->id(), $comment5_6->id());
Chris@0: 
Chris@0:     // Reply to comment #5 creating comment #5_8.
Chris@0:     $this->drupalGet('comment/reply/node/' . $this->node->id() . '/comment/' . $comment5->id());
Chris@0:     $comment5_8 = $this->postComment(NULL, $this->randomMachineName(), '', TRUE);
Chris@0: 
Chris@0:     // Confirm that the comment was created and has the correct threading.
Chris@0:     $this->assertTrue($this->commentExists($comment5_8), 'Comment #5_8. Third reply found.');
Chris@0:     $this->assertEqual($comment5_8->getThread(), '03.01/');
Chris@0:     // Confirm that there is a link to the parent comment.
Chris@0:     $this->assertParentLink($comment5_8->id(), $comment5->id());
Chris@0:   }
Chris@0: 
Chris@0:   /**
Chris@0:    * Asserts that the link to the specified parent comment is present.
Chris@0:    *
Chris@0:    * @param int $cid
Chris@0:    *   The comment ID to check.
Chris@0:    * @param int $pid
Chris@0:    *   The expected parent comment ID.
Chris@0:    */
Chris@0:   protected function assertParentLink($cid, $pid) {
Chris@0:     // This pattern matches a markup structure like:
Chris@0:     // <a id="comment-2"></a>
Chris@0:     // <article>
Chris@0:     //   <p class="parent">
Chris@0:     //     <a href="...comment-1"></a>
Chris@0:     //   </p>
Chris@0:     //  </article>
Chris@18:     $pattern = "//article[@id='comment-$cid']//p[contains(@class, 'parent')]//a[contains(@href, 'comment-$pid')]";
Chris@0: 
Chris@0:     $this->assertFieldByXpath($pattern, NULL, format_string(
Chris@0:       'Comment %cid has a link to parent %pid.',
Chris@0:       [
Chris@0:         '%cid' => $cid,
Chris@0:         '%pid' => $pid,
Chris@0:       ]
Chris@0:     ));
Chris@0:   }
Chris@0: 
Chris@0:   /**
Chris@0:    * Asserts that the specified comment does not have a link to a parent.
Chris@0:    *
Chris@0:    * @param int $cid
Chris@0:    *   The comment ID to check.
Chris@0:    */
Chris@0:   protected function assertNoParentLink($cid) {
Chris@0:     // This pattern matches a markup structure like:
Chris@0:     // <a id="comment-2"></a>
Chris@0:     // <article>
Chris@0:     //   <p class="parent"></p>
Chris@0:     //  </article>
Chris@0: 
Chris@18:     $pattern = "//article[@id='comment-$cid']//p[contains(@class, 'parent')]";
Chris@0:     $this->assertNoFieldByXpath($pattern, NULL, format_string(
Chris@0:       'Comment %cid does not have a link to a parent.',
Chris@0:       [
Chris@0:         '%cid' => $cid,
Chris@0:       ]
Chris@0:     ));
Chris@0:   }
Chris@0: 
Chris@0: }