ThemeEarlyInitializationTest.php

Same filename in other branches
  1. 9 core/modules/system/tests/src/Functional/Theme/ThemeEarlyInitializationTest.php
  2. 10 core/modules/system/tests/src/Functional/Theme/ThemeEarlyInitializationTest.php
  3. 11.x core/modules/system/tests/src/Functional/Theme/ThemeEarlyInitializationTest.php

Namespace

Drupal\Tests\system\Functional\Theme

File

core/modules/system/tests/src/Functional/Theme/ThemeEarlyInitializationTest.php

View source
<?php

namespace Drupal\Tests\system\Functional\Theme;

use Drupal\Tests\BrowserTestBase;

/**
 * Tests that the theme system can be correctly initialized early in the page
 * request.
 *
 * @group Theme
 */
class ThemeEarlyInitializationTest extends BrowserTestBase {
    
    /**
     * Modules to enable.
     *
     * @var array
     */
    public static $modules = [
        'theme_test',
    ];
    
    /**
     * {@inheritdoc}
     */
    protected $defaultTheme = 'classy';
    
    /**
     * Test that the theme system can generate output in a request listener.
     */
    public function testRequestListener() {
        $this->drupalGet('theme-test/request-listener');
        // Verify that themed output generated in the request listener appears.
        $this->assertRaw('Themed output generated in a KernelEvents::REQUEST listener');
        // Verify that the default theme's CSS still appears even though the theme
        // system was initialized early.
        $this->assertRaw('classy/css/components/action-links.css');
    }

}

Classes

Title Deprecated Summary
ThemeEarlyInitializationTest Tests that the theme system can be correctly initialized early in the page request.

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