class BigPipeRegressionTest

class BigPipeRegressionTest extends WebDriverTestBase {
    use CommentTestTrait;
    use ContentTypeCreationTrait;
    use NodeCreationTrait;
    
    /**
     * {@inheritdoc}
     */
    protected static $modules = [
        'big_pipe',
        'big_pipe_regression_test',
    ];
    
    /**
     * {@inheritdoc}
     */
    protected $defaultTheme = 'stark';
    
    /**
     * {@inheritdoc}
     */
    public function setUp() : void {
        parent::setUp();
        // Use the big_pipe_test_theme theme.
        $this->container
            ->get('theme_installer')
            ->install([
            'big_pipe_test_theme',
        ]);
        $this->container
            ->get('config.factory')
            ->getEditable('system.theme')
            ->set('default', 'big_pipe_test_theme')
            ->save();
    }
    
    /**
     * Ensure comment form works with history and big_pipe modules.
     *
     * @see https://www.drupal.org/node/2698811
     */
    public function testCommentForm_2698811() {
        $this->assertTrue($this->container
            ->get('module_installer')
            ->install([
            'comment',
            'history',
            'ckeditor',
        ], TRUE), 'Installed modules.');
        // Ensure an `article` node type exists.
        $this->createContentType([
            'type' => 'article',
        ]);
        $this->addDefaultCommentField('node', 'article');
        // Enable CKEditor.
        $format = $this->randomMachineName();
        FilterFormat::create([
            'format' => $format,
            'name' => $this->randomString(),
            'weight' => 1,
            'filters' => [],
        ])
            ->save();
        $settings['toolbar']['rows'] = [
            [
                [
                    'name' => 'Links',
                    'items' => [
                        'DrupalLink',
                        'DrupalUnlink',
                    ],
                ],
            ],
        ];
        $editor = Editor::create([
            'format' => $format,
            'editor' => 'ckeditor',
        ]);
        $editor->setSettings($settings);
        $editor->save();
        $admin_user = $this->drupalCreateUser([
            'access comments',
            'post comments',
            'use text format ' . $format,
        ]);
        $this->drupalLogin($admin_user);
        $node = $this->createNode([
            'type' => 'article',
            'comment' => CommentItemInterface::OPEN,
        ]);
        // Create some comments.
        foreach (range(1, 5) as $i) {
            $comment = Comment::create([
                'status' => CommentInterface::PUBLISHED,
                'field_name' => 'comment',
                'entity_type' => 'node',
                'entity_id' => $node->id(),
            ]);
            $comment->save();
        }
        $this->drupalGet($node->toUrl()
            ->toString());
        // Confirm that CKEditor loaded.
        $javascript = <<<JS
    (function(){
      return window.CKEDITOR && Object.keys(CKEDITOR.instances).length > 0;
    }())
JS;
        $this->assertJsCondition($javascript);
    }

}