XssTest.php

<?php

declare (strict_types=1);
namespace Drupal\Tests\views_ui\Functional;


/**
 * Tests the Xss vulnerability.
 *
 * @group views_ui
 */
class XssTest extends UITestBase {
  
  /**
   * {@inheritdoc}
   */
  protected static $modules = [
    'node',
    'user',
    'views_ui',
    'views_ui_test',
  ];
  
  /**
   * {@inheritdoc}
   */
  protected $defaultTheme = 'stark';
  
  /**
   * Tests escaping with the test view.
   */
  public function testViewsUi() : void {
    $this->drupalGet('admin/structure/views/view/sa_contrib_2013_035');
    // Verify that the field admin label is properly escaped.
    $this->assertSession()
      ->assertEscaped('<marquee>test</marquee>');
    $this->drupalGet('admin/structure/views/nojs/handler/sa_contrib_2013_035/page_1/header/area');
    // Verify that the token label is properly escaped.
    $this->assertSession()
      ->assertEscaped('{{ title }} == <marquee>test</marquee>');
    $this->assertSession()
      ->assertEscaped('{{ title_1 }} == <script>alert("XSS")</script>');
  }
  
  /**
   * Checks the admin UI for double escaping.
   */
  public function testNoDoubleEscaping() : void {
    $this->drupalGet('admin/structure/views');
    $this->assertSession()
      ->pageTextContains('sa_contrib_2013_035');
    $this->assertSession()
      ->pageTextContains('Page (/foobar )');
    $this->assertSession()
      ->assertNoEscaped('&lt;');
    $this->drupalGet('admin/structure/views/view/sa_contrib_2013_035');
    $this->assertSession()
      ->assertNoEscaped('&lt;');
    $this->drupalGet('admin/structure/views/nojs/handler/sa_contrib_2013_035/page_1/header/area');
    $this->assertSession()
      ->assertNoEscaped('&lt;');
  }

}