CommentRssTest.php

<?php

namespace Drupal\Tests\comment\Functional;

use Drupal\comment\Plugin\Field\FieldType\CommentItemInterface;
use Drupal\Core\Cache\Cache;
use Drupal\Core\Entity\Entity\EntityViewDisplay;
use Drupal\Tests\system\Functional\Cache\AssertPageCacheContextsAndTagsTrait;

/**
 * Tests comments as part of an RSS feed.
 *
 * @group comment
 */
class CommentRssTest extends CommentTestBase {
    use AssertPageCacheContextsAndTagsTrait;
    
    /**
     * Modules to install.
     *
     * @var array
     */
    protected static $modules = [
        'views',
    ];
    
    /**
     * {@inheritdoc}
     */
    protected $defaultTheme = 'stark';
    
    /**
     * {@inheritdoc}
     */
    protected function setUp() : void {
        parent::setUp();
        // Setup the rss view display.
        EntityViewDisplay::create([
            'status' => TRUE,
            'targetEntityType' => 'node',
            'bundle' => 'article',
            'mode' => 'rss',
            'content' => [
                'links' => [
                    'weight' => 100,
                ],
            ],
        ])->save();
    }
    
    /**
     * Tests comments as part of an RSS feed.
     */
    public function testCommentRss() {
        // Find comment in RSS feed.
        $this->drupalLogin($this->webUser);
        $this->postComment($this->node, $this->randomMachineName(), $this->randomMachineName());
        $this->drupalGet('rss.xml');
        $cache_contexts = [
            'languages:language_interface',
            'theme',
            'url.site',
            'user.node_grants:view',
            'user.permissions',
            'timezone',
        ];
        $this->assertCacheContexts($cache_contexts);
        $cache_context_tags = \Drupal::service('cache_contexts_manager')->convertTokensToKeys($cache_contexts)
            ->getCacheTags();
        $this->assertCacheTags(Cache::mergeTags($cache_context_tags, [
            'config:views.view.frontpage',
            'node:1',
            'node_list',
            'node_view',
            'user:3',
        ]));
        $raw = '<comments>' . $this->node
            ->toUrl('canonical', [
            'fragment' => 'comments',
            'absolute' => TRUE,
        ])
            ->toString() . '</comments>';
        $this->assertSession()
            ->responseContains($raw);
        // Hide comments from RSS feed and check presence.
        $this->node
            ->set('comment', CommentItemInterface::HIDDEN);
        $this->node
            ->save();
        $this->drupalGet('rss.xml');
        $this->assertSession()
            ->responseNotContains($raw);
    }

}