RenderWebTest.php

Same filename in other branches
  1. 8.9.x core/modules/system/tests/src/Functional/Common/RenderWebTest.php
  2. 10 core/modules/system/tests/src/Functional/Common/RenderWebTest.php
  3. 11.x core/modules/system/tests/src/Functional/Common/RenderWebTest.php

Namespace

Drupal\Tests\system\Functional\Common

File

core/modules/system/tests/src/Functional/Common/RenderWebTest.php

View source 
<?php

namespace Drupal\Tests\system\Functional\Common;

use Drupal\Component\Serialization\Json;
use Drupal\Core\EventSubscriber\MainContentViewSubscriber;
use Drupal\Tests\BrowserTestBase;
use Drupal\Tests\system\Functional\Cache\AssertPageCacheContextsAndTagsTrait;

/**
 * Performs integration tests on \Drupal::service('renderer')->render().
 *
 * @group Common
 */
class RenderWebTest extends BrowserTestBase {
    use AssertPageCacheContextsAndTagsTrait;
    
    /**
     * Modules to enable.
     *
     * @var array
     */
    protected static $modules = [
        'common_test',
    ];
    
    /**
     * {@inheritdoc}
     */
    protected $defaultTheme = 'stark';
    
    /**
     * Asserts the cache context for the wrapper format is always present.
     */
    public function testWrapperFormatCacheContext() {
        $this->drupalGet('common-test/type-link-active-class');
        $this->assertStringStartsWith("<!DOCTYPE html>\n<html", $this->getSession()
            ->getPage()
            ->getContent());
        $this->assertSession()
            ->responseHeaderEquals('Content-Type', 'text/html; charset=UTF-8');
        $this->assertSession()
            ->titleEquals('Test active link class | Drupal');
        $this->assertCacheContext('url.query_args:' . MainContentViewSubscriber::WRAPPER_FORMAT);
        $this->drupalGet('common-test/type-link-active-class', [
            'query' => [
                MainContentViewSubscriber::WRAPPER_FORMAT => 'json',
            ],
        ]);
        $this->assertSession()
            ->responseHeaderEquals('Content-Type', 'application/json');
        $json = Json::decode($this->getSession()
            ->getPage()
            ->getContent());
        $this->assertEquals([
            'content',
            'title',
        ], array_keys($json));
        $this->assertSame('Test active link class', $json['title']);
        $this->assertCacheContext('url.query_args:' . MainContentViewSubscriber::WRAPPER_FORMAT);
    }

}

Classes

Title Deprecated Summary
RenderWebTest Performs integration tests on \Drupal::service('renderer')->render().

Buggy or inaccurate documentation? Please file an issue. Need support? Need help programming? Connect with the Drupal community.