DefaultMobileMetaTagsTest.php in Drupal 9

Namespace

Drupal\Tests\system\Functional\System

File

core/modules/system/tests/src/Functional/System/DefaultMobileMetaTagsTest.php

<?php

namespace Drupal\Tests\system\Functional\System;

use Drupal\Tests\BrowserTestBase;

/**
 * Confirm that the default mobile meta tags appear as expected.
 *
 * @group system
 */
class DefaultMobileMetaTagsTest extends BrowserTestBase {

  /**
   * Array of default meta tags to insert into the page.
   *
   * @var array
   */
  protected $defaultMetaTags;

  /**
   * {@inheritdoc}
   */
  protected $defaultTheme = 'stark';
  protected function setUp() : void {
    parent::setUp();
    $this->defaultMetaTags = [
      'viewport' => '<meta name="viewport" content="width=device-width, initial-scale=1.0" />',
    ];
  }

  /**
   * Verifies that the default mobile meta tags are added.
   */
  public function testDefaultMetaTagsExist() {
    $this
      ->drupalGet('');
    foreach ($this->defaultMetaTags as $name => $metatag) {
      $this
        ->assertSession()
        ->responseContains($metatag);
    }
  }

  /**
   * Verifies that the default mobile meta tags can be removed.
   */
  public function testRemovingDefaultMetaTags() {
    \Drupal::service('module_installer')
      ->install([
      'system_module_test',
    ]);
    $this
      ->drupalGet('');
    foreach ($this->defaultMetaTags as $name => $metatag) {
      $this
        ->assertSession()
        ->responseNotContains($metatag);
    }
  }

}

Classes

Name	Description
DefaultMobileMetaTagsTest	Confirm that the default mobile meta tags appear as expected.