UrlBubbleableMetadataBubblingTest.php

<?php

namespace Drupal\Tests\system\Functional\Render;

use Drupal\Core\Url;
use Drupal\Tests\BrowserTestBase;
use Drupal\Tests\system\Functional\Cache\AssertPageCacheContextsAndTagsTrait;

/**
 * Tests that URL bubbleable metadata is correctly bubbled.
 *
 * @group Render
 */
class UrlBubbleableMetadataBubblingTest extends BrowserTestBase {
    use AssertPageCacheContextsAndTagsTrait;
    
    /**
     * Modules to enable.
     *
     * @var array
     */
    protected static $modules = [
        'cache_test',
    ];
    
    /**
     * {@inheritdoc}
     */
    protected $defaultTheme = 'stark';
    
    /**
     * {@inheritdoc}
     */
    protected function setUp() : void {
        parent::setUp();
    }
    
    /**
     * Tests that URL bubbleable metadata is correctly bubbled.
     */
    public function testUrlBubbleableMetadataBubbling() {
        // Test that regular URLs bubble up bubbleable metadata when converted to
        // string.
        $url = Url::fromRoute('cache_test.url_bubbling');
        $this->drupalGet($url);
        $this->assertCacheContext('url.site');
        $this->assertSession()
            ->responseContains($url->setAbsolute()
            ->toString());
    }

}