class EditorSecurityTest in Drupal 9

Same name and namespace in other branches

8 core/modules/editor/tests/src/Functional/EditorSecurityTest.php \Drupal\Tests\editor\Functional\EditorSecurityTest

Tests XSS protection for content creators when using text editors.

@group editor

Hierarchy

class \Drupal\Tests\BrowserTestBase extends \PHPUnit\Framework\TestCase uses \Symfony\Bridge\PhpUnit\ExpectDeprecationTrait, FunctionalTestSetupTrait, TestSetupTrait, AssertLegacyTrait, BlockCreationTrait, ConfigTestTrait, ExtensionListTestTrait, ContentTypeCreationTrait, NodeCreationTrait, PhpUnitCompatibilityTrait, RandomGeneratorTrait, TestRequirementsTrait, PhpUnitWarnings, UiHelperTrait, UserCreationTrait, XdebugRequestTrait
- class \Drupal\Tests\editor\Functional\EditorSecurityTest

Expanded class hierarchy of EditorSecurityTest

File

core/modules/editor/tests/src/Functional/EditorSecurityTest.php, line 15

Namespace

Drupal\Tests\editor\Functional

View source

class EditorSecurityTest extends BrowserTestBase {

  /**
   * The sample content to use in all tests.
   *
   * @var string
   */
  protected static $sampleContent = '<p style="color: red">Hello, Dumbo Octopus!</p><script>alert(0)</script><embed type="image/svg+xml" src="image.svg" />';

  /**
   * {@inheritdoc}
   */
  protected $defaultTheme = 'stark';

  /**
   * The secured sample content to use in most tests.
   *
   * @var string
   */
  protected static $sampleContentSecured = '<p>Hello, Dumbo Octopus!</p>alert(0)';

  /**
   * The secured sample content to use in tests when the <embed> tag is allowed.
   *
   * @var string
   */
  protected static $sampleContentSecuredEmbedAllowed = '<p>Hello, Dumbo Octopus!</p>alert(0)<embed type="image/svg+xml" src="image.svg" />';

  /**
   * Modules to enable.
   *
   * @var array
   */
  protected static $modules = [
    'filter',
    'editor',
    'editor_test',
    'node',
  ];

  /**
   * User with access to Restricted HTML text format without text editor.
   *
   * @var \Drupal\user\UserInterface
   */
  protected $untrustedUser;

  /**
   * User with access to Restricted HTML text format with text editor.
   *
   * @var \Drupal\user\UserInterface
   */
  protected $normalUser;

  /**
   * User with access to Restricted HTML text format, dangerous tags allowed
   * with text editor.
   *
   * @var \Drupal\user\UserInterface
   */
  protected $trustedUser;

  /**
   * User with access to all text formats and text editors.
   *
   * @var \Drupal\user\UserInterface
   */
  protected $privilegedUser;
  protected function setUp() : void {
    parent::setUp();

    // Create 5 text formats, to cover all potential use cases:
    // 1. restricted_without_editor (untrusted: anonymous)
    // 2. restricted_with_editor (normal: authenticated)
    // 3. restricted_plus_dangerous_tag_with_editor (privileged: trusted)
    // 4. unrestricted_without_editor (privileged: admin)
    // 5. unrestricted_with_editor (privileged: admin)
    // With text formats 2, 3 and 5, we also associate a text editor that does
    // not guarantee XSS safety. "restricted" means the text format has XSS
    // filters on output, "unrestricted" means the opposite.
    $format = FilterFormat::create([
      'format' => 'restricted_without_editor',
      'name' => 'Restricted HTML, without text editor',
      'weight' => 0,
      'filters' => [
        // A filter of the FilterInterface::TYPE_HTML_RESTRICTOR type.
        'filter_html' => [
          'status' => 1,
          'settings' => [
            'allowed_html' => '<h2> <h3> <h4> <h5> <h6> <p> <br> <strong> <a>',
          ],
        ],
      ],
    ]);
    $format
      ->save();
    $format = FilterFormat::create([
      'format' => 'restricted_with_editor',
      'name' => 'Restricted HTML, with text editor',
      'weight' => 1,
      'filters' => [
        // A filter of the FilterInterface::TYPE_HTML_RESTRICTOR type.
        'filter_html' => [
          'status' => 1,
          'settings' => [
            'allowed_html' => '<h2> <h3> <h4> <h5> <h6> <p> <br> <strong> <a>',
          ],
        ],
      ],
    ]);
    $format
      ->save();
    $editor = Editor::create([
      'format' => 'restricted_with_editor',
      'editor' => 'unicorn',
    ]);
    $editor
      ->save();
    $format = FilterFormat::create([
      'format' => 'restricted_plus_dangerous_tag_with_editor',
      'name' => 'Restricted HTML, dangerous tag allowed, with text editor',
      'weight' => 1,
      'filters' => [
        // A filter of the FilterInterface::TYPE_HTML_RESTRICTOR type.
        'filter_html' => [
          'status' => 1,
          'settings' => [
            'allowed_html' => '<h2> <h3> <h4> <h5> <h6> <p> <br> <strong> <a> <embed>',
          ],
        ],
      ],
    ]);
    $format
      ->save();
    $editor = Editor::create([
      'format' => 'restricted_plus_dangerous_tag_with_editor',
      'editor' => 'unicorn',
    ]);
    $editor
      ->save();
    $format = FilterFormat::create([
      'format' => 'unrestricted_without_editor',
      'name' => 'Unrestricted HTML, without text editor',
      'weight' => 0,
      'filters' => [],
    ]);
    $format
      ->save();
    $format = FilterFormat::create([
      'format' => 'unrestricted_with_editor',
      'name' => 'Unrestricted HTML, with text editor',
      'weight' => 1,
      'filters' => [],
    ]);
    $format
      ->save();
    $editor = Editor::create([
      'format' => 'unrestricted_with_editor',
      'editor' => 'unicorn',
    ]);
    $editor
      ->save();

    // Create node type.
    $this
      ->drupalCreateContentType([
      'type' => 'article',
      'name' => 'Article',
    ]);

    // Create 4 users, each with access to different text formats/editors:
    // - "untrusted": restricted_without_editor
    // - "normal": restricted_with_editor,
    // - "trusted": restricted_plus_dangerous_tag_with_editor
    // - "privileged": restricted_without_editor, restricted_with_editor,
    //   restricted_plus_dangerous_tag_with_editor,
    //   unrestricted_without_editor and unrestricted_with_editor
    $this->untrustedUser = $this
      ->drupalCreateUser([
      'create article content',
      'edit any article content',
      'use text format restricted_without_editor',
    ]);
    $this->normalUser = $this
      ->drupalCreateUser([
      'create article content',
      'edit any article content',
      'use text format restricted_with_editor',
    ]);
    $this->trustedUser = $this
      ->drupalCreateUser([
      'create article content',
      'edit any article content',
      'use text format restricted_plus_dangerous_tag_with_editor',
    ]);
    $this->privilegedUser = $this
      ->drupalCreateUser([
      'create article content',
      'edit any article content',
      'use text format restricted_without_editor',
      'use text format restricted_with_editor',
      'use text format restricted_plus_dangerous_tag_with_editor',
      'use text format unrestricted_without_editor',
      'use text format unrestricted_with_editor',
    ]);

    // Create an "article" node for each possible text format, with the same
    // sample content, to do our tests on.
    $samples = [
      [
        'author' => $this->untrustedUser
          ->id(),
        'format' => 'restricted_without_editor',
      ],
      [
        'author' => $this->normalUser
          ->id(),
        'format' => 'restricted_with_editor',
      ],
      [
        'author' => $this->trustedUser
          ->id(),
        'format' => 'restricted_plus_dangerous_tag_with_editor',
      ],
      [
        'author' => $this->privilegedUser
          ->id(),
        'format' => 'unrestricted_without_editor',
      ],
      [
        'author' => $this->privilegedUser
          ->id(),
        'format' => 'unrestricted_with_editor',
      ],
    ];
    foreach ($samples as $sample) {
      $this
        ->drupalCreateNode([
        'type' => 'article',
        'body' => [
          [
            'value' => self::$sampleContent,
            'format' => $sample['format'],
          ],
        ],
        'uid' => $sample['author'],
      ]);
    }
  }

  /**
   * Tests initial security: is the user safe without switching text formats?
   *
   * Tests 8 scenarios. Tests only with a text editor that is not XSS-safe.
   */
  public function testInitialSecurity() {
    $expected = [
      [
        'node_id' => 1,
        'format' => 'restricted_without_editor',
        // No text editor => no XSS filtering.
        'value' => self::$sampleContent,
        'users' => [
          $this->untrustedUser,
          $this->privilegedUser,
        ],
      ],
      [
        'node_id' => 2,
        'format' => 'restricted_with_editor',
        // Text editor => XSS filtering.
        'value' => self::$sampleContentSecured,
        'users' => [
          $this->normalUser,
          $this->privilegedUser,
        ],
      ],
      [
        'node_id' => 3,
        'format' => 'restricted_plus_dangerous_tag_with_editor',
        // Text editor => XSS filtering.
        'value' => self::$sampleContentSecuredEmbedAllowed,
        'users' => [
          $this->trustedUser,
          $this->privilegedUser,
        ],
      ],
      [
        'node_id' => 4,
        'format' => 'unrestricted_without_editor',
        // No text editor => no XSS filtering.
        'value' => self::$sampleContent,
        'users' => [
          $this->privilegedUser,
        ],
      ],
      [
        'node_id' => 5,
        'format' => 'unrestricted_with_editor',
        // Text editor, no security filter => no XSS filtering.
        'value' => self::$sampleContent,
        'users' => [
          $this->privilegedUser,
        ],
      ],
    ];

    // Log in as each user that may edit the content, and assert the value.
    foreach ($expected as $case) {
      foreach ($case['users'] as $account) {
        $this
          ->drupalLogin($account);
        $this
          ->drupalGet('node/' . $case['node_id'] . '/edit');

        // Verify that the value is correctly filtered for XSS attack vectors.
        $this
          ->assertSession()
          ->fieldValueEquals('edit-body-0-value', $case['value']);
      }
    }
  }

  /**
   * Tests administrator security: is the user safe when switching text formats?
   *
   * Tests 24 scenarios. Tests only with a text editor that is not XSS-safe.
   *
   * When changing from a more restrictive text format with a text editor (or a
   * text format without a text editor) to a less restrictive text format, it is
   * possible that a malicious user could trigger an XSS.
   *
   * E.g. when switching a piece of text that uses the Restricted HTML text
   * format and contains a <script> tag to the Full HTML text format, the
   * <script> tag would be executed. Unless we apply appropriate filtering.
   */
  public function testSwitchingSecurity() {
    $expected = [
      [
        'node_id' => 1,
        // No text editor => no XSS filtering.
        'value' => self::$sampleContent,
        'format' => 'restricted_without_editor',
        'switch_to' => [
          'restricted_with_editor' => self::$sampleContentSecured,
          // Intersection of restrictions => most strict XSS filtering.
          'restricted_plus_dangerous_tag_with_editor' => self::$sampleContentSecured,
          // No text editor => no XSS filtering.
          'unrestricted_without_editor' => FALSE,
          'unrestricted_with_editor' => self::$sampleContentSecured,
        ],
      ],
      [
        'node_id' => 2,
        // Text editor => XSS filtering.
        'value' => self::$sampleContentSecured,
        'format' => 'restricted_with_editor',
        'switch_to' => [
          // No text editor => no XSS filtering.
          'restricted_without_editor' => FALSE,
          // Intersection of restrictions => most strict XSS filtering.
          'restricted_plus_dangerous_tag_with_editor' => self::$sampleContentSecured,
          // No text editor => no XSS filtering.
          'unrestricted_without_editor' => FALSE,
          'unrestricted_with_editor' => self::$sampleContentSecured,
        ],
      ],
      [
        'node_id' => 3,
        // Text editor => XSS filtering.
        'value' => self::$sampleContentSecuredEmbedAllowed,
        'format' => 'restricted_plus_dangerous_tag_with_editor',
        'switch_to' => [
          // No text editor => no XSS filtering.
          'restricted_without_editor' => FALSE,
          // Intersection of restrictions => most strict XSS filtering.
          'restricted_with_editor' => self::$sampleContentSecured,
          // No text editor => no XSS filtering.
          'unrestricted_without_editor' => FALSE,
          // Intersection of restrictions => most strict XSS filtering.
          'unrestricted_with_editor' => self::$sampleContentSecured,
        ],
      ],
      [
        'node_id' => 4,
        // No text editor => no XSS filtering.
        'value' => self::$sampleContent,
        'format' => 'unrestricted_without_editor',
        'switch_to' => [
          // No text editor => no XSS filtering.
          'restricted_without_editor' => FALSE,
          'restricted_with_editor' => self::$sampleContentSecured,
          // Intersection of restrictions => most strict XSS filtering.
          'restricted_plus_dangerous_tag_with_editor' => self::$sampleContentSecured,
          // From no editor, no security filters, to editor, still no security
          // filters: resulting content when viewed was already vulnerable, so
          // it must be intentional.
          'unrestricted_with_editor' => FALSE,
        ],
      ],
      [
        'node_id' => 5,
        // Text editor => XSS filtering.
        'value' => self::$sampleContentSecured,
        'format' => 'unrestricted_with_editor',
        'switch_to' => [
          // From editor, no security filters to security filters, no editor: no
          // risk.
          'restricted_without_editor' => FALSE,
          'restricted_with_editor' => self::$sampleContentSecured,
          // Intersection of restrictions => most strict XSS filtering.
          'restricted_plus_dangerous_tag_with_editor' => self::$sampleContentSecured,
          // From no editor, no security filters, to editor, still no security
          // filters: resulting content when viewed was already vulnerable, so
          // it must be intentional.
          'unrestricted_without_editor' => FALSE,
        ],
      ],
    ];

    // Log in as the privileged user, and for every sample, do the following:
    // - switch to every other text format/editor
    // - assert the XSS-filtered values that we get from the server
    $this
      ->drupalLogin($this->privilegedUser);
    $cookies = $this
      ->getSessionCookies();
    foreach ($expected as $case) {
      $this
        ->drupalGet('node/' . $case['node_id'] . '/edit');

      // Verify data- attributes.
      $body = $this
        ->assertSession()
        ->fieldExists('edit-body-0-value');
      $this
        ->assertSame(self::$sampleContent, $body
        ->getAttribute('data-editor-value-original'), 'The data-editor-value-original attribute is correctly set.');
      $this
        ->assertSame('false', (string) $body
        ->getAttribute('data-editor-value-is-changed'), 'The data-editor-value-is-changed attribute is correctly set.');

      // Switch to every other text format/editor and verify the results.
      foreach ($case['switch_to'] as $format => $expected_filtered_value) {
        $post = [
          'value' => self::$sampleContent,
          'original_format_id' => $case['format'],
        ];
        $client = $this
          ->getHttpClient();
        $response = $client
          ->post($this
          ->buildUrl('/editor/filter_xss/' . $format), [
          'body' => http_build_query($post),
          'cookies' => $cookies,
          'headers' => [
            'Accept' => 'application/json',
            'Content-Type' => 'application/x-www-form-urlencoded',
          ],
          'http_errors' => FALSE,
        ]);
        $this
          ->assertEquals(200, $response
          ->getStatusCode());
        $json = Json::decode($response
          ->getBody());
        $this
          ->assertSame($expected_filtered_value, $json, 'The value was correctly filtered for XSS attack vectors.');
      }
    }
  }

  /**
   * Tests the standard text editor XSS filter being overridden.
   */
  public function testEditorXssFilterOverride() {

    // First: the Standard text editor XSS filter.
    $this
      ->drupalLogin($this->normalUser);
    $this
      ->drupalGet('node/2/edit');
    $this
      ->assertSession()
      ->fieldValueEquals('edit-body-0-value', self::$sampleContentSecured);

    // Enable editor_test.module's hook_editor_xss_filter_alter() implementation
    // to alter the text editor XSS filter class being used.
    \Drupal::state()
      ->set('editor_test_editor_xss_filter_alter_enabled', TRUE);

    // First: the Insecure text editor XSS filter.
    $this
      ->drupalGet('node/2/edit');
    $this
      ->assertSession()
      ->fieldValueEquals('edit-body-0-value', self::$sampleContent);
  }

}

Members

Name	Modifiers	Type	Description	Overrides
AssertLegacyTrait::assert Deprecated	protected	function
AssertLegacyTrait::assertCacheTag Deprecated	protected	function	Asserts whether an expected cache tag was present in the last response.
AssertLegacyTrait::assertElementNotPresent Deprecated	protected	function	Asserts that the element with the given CSS selector is not present.
AssertLegacyTrait::assertElementPresent Deprecated	protected	function	Asserts that the element with the given CSS selector is present.
AssertLegacyTrait::assertEqual Deprecated	protected	function
AssertLegacyTrait::assertEscaped Deprecated	protected	function	Passes if the raw text IS found escaped on the loaded page, fail otherwise.
AssertLegacyTrait::assertField Deprecated	protected	function	Asserts that a field exists with the given name or ID.
AssertLegacyTrait::assertFieldById Deprecated	protected	function	Asserts that a field exists with the given ID and value.
AssertLegacyTrait::assertFieldByName Deprecated	protected	function	Asserts that a field exists with the given name and value.
AssertLegacyTrait::assertFieldByXPath Deprecated	protected	function	Asserts that a field exists in the current page by the given XPath.
AssertLegacyTrait::assertFieldChecked Deprecated	protected	function	Asserts that a checkbox field in the current page is checked.
AssertLegacyTrait::assertFieldsByValue Deprecated	protected	function	Asserts that a field exists in the current page with a given Xpath result.
AssertLegacyTrait::assertHeader Deprecated	protected	function	Checks that current response header equals value.
AssertLegacyTrait::assertIdentical Deprecated	protected	function
AssertLegacyTrait::assertIdenticalObject Deprecated	protected	function
AssertLegacyTrait::assertLink Deprecated	protected	function	Passes if a link with the specified label is found.
AssertLegacyTrait::assertLinkByHref Deprecated	protected	function	Passes if a link containing a given href (part) is found.
AssertLegacyTrait::assertNoCacheTag Deprecated	protected	function	Asserts whether an expected cache tag was absent in the last response.
AssertLegacyTrait::assertNoEscaped Deprecated	protected	function	Passes if the raw text is not found escaped on the loaded page.
AssertLegacyTrait::assertNoField Deprecated	protected	function	Asserts that a field does NOT exist with the given name or ID.
AssertLegacyTrait::assertNoFieldById Deprecated	protected	function	Asserts that a field does not exist with the given ID and value.
AssertLegacyTrait::assertNoFieldByName Deprecated	protected	function	Asserts that a field does not exist with the given name and value.
AssertLegacyTrait::assertNoFieldByXPath Deprecated	protected	function	Asserts that a field does not exist or its value does not match, by XPath.
AssertLegacyTrait::assertNoFieldChecked Deprecated	protected	function	Asserts that a checkbox field in the current page is not checked.
AssertLegacyTrait::assertNoLink Deprecated	protected	function	Passes if a link with the specified label is not found.
AssertLegacyTrait::assertNoLinkByHref Deprecated	protected	function	Passes if a link containing a given href (part) is not found.
AssertLegacyTrait::assertNoOption Deprecated	protected	function	Asserts that a select option does NOT exist in the current page.
AssertLegacyTrait::assertNoPattern Deprecated	protected	function	Triggers a pass if the Perl regex pattern is not found in the raw content.
AssertLegacyTrait::assertNoRaw Deprecated	protected	function	Passes if the raw text IS not found on the loaded page, fail otherwise.
AssertLegacyTrait::assertNotEqual Deprecated	protected	function
AssertLegacyTrait::assertNoText Deprecated	protected	function	Passes if the page (with HTML stripped) does not contains the text.
AssertLegacyTrait::assertNotIdentical Deprecated	protected	function
AssertLegacyTrait::assertNoUniqueText Deprecated	protected	function	Passes if the text is found MORE THAN ONCE on the text version of the page.
AssertLegacyTrait::assertOption Deprecated	protected	function	Asserts that a select option in the current page exists.
AssertLegacyTrait::assertOptionByText Deprecated	protected	function	Asserts that a select option with the visible text exists.
AssertLegacyTrait::assertOptionSelected Deprecated	protected	function	Asserts that a select option in the current page is checked.
AssertLegacyTrait::assertPattern Deprecated	protected	function	Triggers a pass if the Perl regex pattern is found in the raw content.
AssertLegacyTrait::assertRaw Deprecated	protected	function	Passes if the raw text IS found on the loaded page, fail otherwise.
AssertLegacyTrait::assertResponse Deprecated	protected	function	Asserts the page responds with the specified response code.
AssertLegacyTrait::assertText Deprecated	protected	function	Passes if the page (with HTML stripped) contains the text.
AssertLegacyTrait::assertTextHelper Deprecated	protected	function	Helper for assertText and assertNoText.
AssertLegacyTrait::assertTitle Deprecated	protected	function	Pass if the page title is the given string.
AssertLegacyTrait::assertUniqueText Deprecated	protected	function	Passes if the text is found ONLY ONCE on the text version of the page.
AssertLegacyTrait::assertUrl Deprecated	protected	function	Passes if the internal browser's URL matches the given path.
AssertLegacyTrait::buildXPathQuery Deprecated	protected	function	Builds an XPath query.
AssertLegacyTrait::constructFieldXpath Deprecated	protected	function	Helper: Constructs an XPath for the given set of attributes and value.
AssertLegacyTrait::getAllOptions Deprecated	protected	function	Get all option elements, including nested options, in a select.
AssertLegacyTrait::getRawContent Deprecated	protected	function	Gets the current raw content.
AssertLegacyTrait::pass Deprecated	protected	function
AssertLegacyTrait::verbose Deprecated	protected	function
BlockCreationTrait::placeBlock	protected	function	Creates a block instance based on default settings. Aliased as: drupalPlaceBlock
BrowserHtmlDebugTrait::$htmlOutputBaseUrl	protected	property	The Base URI to use for links to the output files.
BrowserHtmlDebugTrait::$htmlOutputClassName	protected	property	Class name for HTML output logging.
BrowserHtmlDebugTrait::$htmlOutputCounter	protected	property	Counter for HTML output logging.
BrowserHtmlDebugTrait::$htmlOutputCounterStorage	protected	property	Counter storage for HTML output logging.
BrowserHtmlDebugTrait::$htmlOutputDirectory	protected	property	Directory name for HTML output logging.
BrowserHtmlDebugTrait::$htmlOutputEnabled	protected	property	HTML output output enabled.
BrowserHtmlDebugTrait::$htmlOutputFile	protected	property	The file name to write the list of URLs to.
BrowserHtmlDebugTrait::$htmlOutputTestId	protected	property	HTML output test ID.
BrowserHtmlDebugTrait::formatHtmlOutputHeaders	protected	function	Formats HTTP headers as string for HTML output logging.
BrowserHtmlDebugTrait::getHtmlOutputHeaders	protected	function	Returns headers in HTML output format.	1
BrowserHtmlDebugTrait::getResponseLogHandler	protected	function	Provides a Guzzle middleware handler to log every response received.
BrowserHtmlDebugTrait::htmlOutput	protected	function	Logs a HTML output message in a text file.
BrowserHtmlDebugTrait::initBrowserOutputFile	protected	function	Creates the directory to store browser output.
BrowserTestBase::$baseUrl	protected	property	The base URL.
BrowserTestBase::$configImporter	protected	property	The config importer that can be used in a test.
BrowserTestBase::$customTranslations	protected	property	An array of custom translations suitable for drupal_rewrite_settings().
BrowserTestBase::$databasePrefix	protected	property	The database prefix of this test run.
BrowserTestBase::$mink	protected	property	Mink session manager.
BrowserTestBase::$minkDefaultDriverArgs	protected	property	Mink default driver params.
BrowserTestBase::$minkDefaultDriverClass	protected	property	Mink class for the default driver to use.	1
BrowserTestBase::$originalContainer	protected	property	The original container.
BrowserTestBase::$originalShutdownCallbacks	protected	property	The original array of shutdown function callbacks.
BrowserTestBase::$preserveGlobalState	protected	property
BrowserTestBase::$profile	protected	property	The profile to install as a basis for testing.	39
BrowserTestBase::$root	protected	property	The app root.
BrowserTestBase::$runTestInSeparateProcess	protected	property	Browser tests are run in separate processes to prevent collisions between code that may be loaded by tests.
BrowserTestBase::$timeLimit	protected	property	Time limit in seconds for the test.
BrowserTestBase::$translationFilesDirectory	protected	property	The translation file directory for the test environment.
BrowserTestBase::cleanupEnvironment	protected	function	Clean up the Simpletest environment.
BrowserTestBase::config	protected	function	Configuration accessor for tests. Returns non-overridden configuration.
BrowserTestBase::drupalGetHeader Deprecated	protected	function	Gets the value of an HTTP response header.
BrowserTestBase::filePreDeleteCallback	public static	function	Ensures test files are deletable.
BrowserTestBase::getDefaultDriverInstance	protected	function	Gets an instance of the default Mink driver.
BrowserTestBase::getDrupalSettings	protected	function	Gets the JavaScript drupalSettings variable for the currently-loaded page.	1
BrowserTestBase::getHttpClient	protected	function	Obtain the HTTP client for the system under test.
BrowserTestBase::getMinkDriverArgs	protected	function	Get the Mink driver args from an environment variable, if it is set. Can be overridden in a derived class so it is possible to use a different value for a subset of tests, e.g. the JavaScript tests.	1
BrowserTestBase::getOptions	protected	function	Helper function to get the options of select field.
BrowserTestBase::getSession	public	function	Returns Mink session.
BrowserTestBase::getSessionCookies	protected	function	Get session cookies from current session.
BrowserTestBase::getTestMethodCaller	protected	function	Retrieves the current calling line in the class under test. Overrides BrowserHtmlDebugTrait::getTestMethodCaller
BrowserTestBase::initFrontPage	protected	function	Visits the front page when initializing Mink.	3
BrowserTestBase::initMink	protected	function	Initializes Mink sessions.	1
BrowserTestBase::installDrupal	public	function	Installs Drupal into the Simpletest site.	1
BrowserTestBase::registerSessions	protected	function	Registers additional Mink sessions.
BrowserTestBase::setUpAppRoot	protected	function	Sets up the root application path.
BrowserTestBase::setUpBeforeClass	public static	function		1
BrowserTestBase::tearDown	protected	function		3
BrowserTestBase::translatePostValues	protected	function	Transforms a nested array into a flat array suitable for submitForm().
BrowserTestBase::xpath	protected	function	Performs an xpath search on the contents of the internal browser.
BrowserTestBase::__sleep	public	function	Prevents serializing any properties.
ConfigTestTrait::configImporter	protected	function	Returns a ConfigImporter object to import test configuration.
ConfigTestTrait::copyConfig	protected	function	Copies configuration objects from source storage to target storage.
ContentTypeCreationTrait::createContentType	protected	function	Creates a custom content type based on default settings. Aliased as: drupalCreateContentType	1
EditorSecurityTest::$defaultTheme	protected	property	The theme to install as the default for testing. Overrides BrowserTestBase::$defaultTheme
EditorSecurityTest::$modules	protected static	property	Modules to enable. Overrides BrowserTestBase::$modules
EditorSecurityTest::$normalUser	protected	property	User with access to Restricted HTML text format with text editor.
EditorSecurityTest::$privilegedUser	protected	property	User with access to all text formats and text editors.
EditorSecurityTest::$sampleContent	protected static	property	The sample content to use in all tests.
EditorSecurityTest::$sampleContentSecured	protected static	property	The secured sample content to use in most tests.
EditorSecurityTest::$sampleContentSecuredEmbedAllowed	protected static	property	The secured sample content to use in tests when the <embed> tag is allowed.
EditorSecurityTest::$trustedUser	protected	property	User with access to Restricted HTML text format, dangerous tags allowed with text editor.
EditorSecurityTest::$untrustedUser	protected	property	User with access to Restricted HTML text format without text editor.
EditorSecurityTest::setUp	protected	function	Overrides BrowserTestBase::setUp
EditorSecurityTest::testEditorXssFilterOverride	public	function	Tests the standard text editor XSS filter being overridden.
EditorSecurityTest::testInitialSecurity	public	function	Tests initial security: is the user safe without switching text formats?
EditorSecurityTest::testSwitchingSecurity	public	function	Tests administrator security: is the user safe when switching text formats?
ExtensionListTestTrait::getModulePath	protected	function	Gets the path for the specified module.
ExtensionListTestTrait::getThemePath	protected	function	Gets the path for the specified theme.
FunctionalTestSetupTrait::$apcuEnsureUniquePrefix	protected	property	The flag to set 'apcu_ensure_unique_prefix' setting.	1
FunctionalTestSetupTrait::$classLoader	protected	property	The class loader to use for installation and initialization of setup.
FunctionalTestSetupTrait::$rootUser	protected	property	The "#1" admin user.
FunctionalTestSetupTrait::doInstall	protected	function	Execute the non-interactive installer.	1
FunctionalTestSetupTrait::getDatabaseTypes	protected	function	Returns all supported database driver installer objects.
FunctionalTestSetupTrait::initConfig	protected	function	Initialize various configurations post-installation.	1
FunctionalTestSetupTrait::initKernel	protected	function	Initializes the kernel after installation.
FunctionalTestSetupTrait::initSettings	protected	function	Initialize settings created during install.
FunctionalTestSetupTrait::initUserSession	protected	function	Initializes user 1 for the site to be installed.
FunctionalTestSetupTrait::installDefaultThemeFromClassProperty	protected	function	Installs the default theme defined by `static::$defaultTheme` when needed.
FunctionalTestSetupTrait::installModulesFromClassProperty	protected	function	Install modules defined by `static::$modules`.	1
FunctionalTestSetupTrait::installParameters	protected	function	Returns the parameters that will be used when Simpletest installs Drupal.	9
FunctionalTestSetupTrait::prepareEnvironment	protected	function	Prepares the current environment for running the test.	20
FunctionalTestSetupTrait::prepareRequestForGenerator	protected	function	Creates a mock request and sets it on the generator.
FunctionalTestSetupTrait::prepareSettings	protected	function	Prepares site settings and services before installation.	2
FunctionalTestSetupTrait::rebuildAll	protected	function	Resets and rebuilds the environment after setup.
FunctionalTestSetupTrait::rebuildContainer	protected	function	Rebuilds \Drupal::getContainer().
FunctionalTestSetupTrait::resetAll	protected	function	Resets all data structures after having enabled new modules.
FunctionalTestSetupTrait::setContainerParameter	protected	function	Changes parameters in the services.yml file.
FunctionalTestSetupTrait::setupBaseUrl	protected	function	Sets up the base URL based upon the environment variable.
FunctionalTestSetupTrait::writeSettings	protected	function	Rewrites the settings.php file of the test site.	1
NodeCreationTrait::createNode	protected	function	Creates a node based on default settings. Aliased as: drupalCreateNode
NodeCreationTrait::getNodeByTitle	public	function	Get a node from the database based on its title. Aliased as: drupalGetNodeByTitle
PhpUnitWarnings::$deprecationWarnings	private static	property	Deprecation warnings from PHPUnit to raise with @trigger_error().
PhpUnitWarnings::addWarning	public	function	Converts PHPUnit deprecation warnings to E_USER_DEPRECATED.
RandomGeneratorTrait::$randomGenerator	protected	property	The random generator.
RandomGeneratorTrait::getRandomGenerator	protected	function	Gets the random generator for the utility methods.
RandomGeneratorTrait::randomMachineName	protected	function	Generates a unique random string containing letters and numbers.	1
RandomGeneratorTrait::randomObject	public	function	Generates a random PHP object.
RandomGeneratorTrait::randomString	public	function	Generates a pseudo-random string of ASCII characters of codes 32 to 126.
RandomGeneratorTrait::randomStringValidate	public	function	Callback for random string validation.
RefreshVariablesTrait::refreshVariables	protected	function	Refreshes in-memory configuration and state information.	1
SessionTestTrait::$sessionName	protected	property	The name of the session cookie.
SessionTestTrait::generateSessionName	protected	function	Generates a session cookie name.
SessionTestTrait::getSessionName	protected	function	Returns the session name in use on the child site.
StorageCopyTrait::replaceStorageContents	protected static	function	Copy the configuration from one storage to another and remove stale items.
TestRequirementsTrait::checkModuleRequirements	private	function	Checks missing module requirements.
TestRequirementsTrait::checkRequirements	protected	function	Check module requirements for the Drupal use case.	1
TestRequirementsTrait::getDrupalRoot	protected static	function	Returns the Drupal root directory.
TestSetupTrait::$configSchemaCheckerExclusions	protected static	property	An array of config object names that are excluded from schema checking.
TestSetupTrait::$container	protected	property	The dependency injection container used in the test.
TestSetupTrait::$kernel	protected	property	The DrupalKernel instance used in the test.
TestSetupTrait::$originalSite	protected	property	The site directory of the original parent site.
TestSetupTrait::$privateFilesDirectory	protected	property	The private file directory for the test environment.
TestSetupTrait::$publicFilesDirectory	protected	property	The public file directory for the test environment.
TestSetupTrait::$siteDirectory	protected	property	The site directory of this test run.
TestSetupTrait::$strictConfigSchema	protected	property	Set to TRUE to strict check all configuration saved.	1
TestSetupTrait::$tempFilesDirectory	protected	property	The temporary file directory for the test environment.
TestSetupTrait::$testId	protected	property	The test run ID.
TestSetupTrait::changeDatabasePrefix	protected	function	Changes the database connection to the prefixed one.
TestSetupTrait::getConfigSchemaExclusions	protected	function	Gets the config schema exclusions for this test.
TestSetupTrait::getDatabaseConnection	public static	function	Returns the database connection to the site running Simpletest.
TestSetupTrait::prepareDatabasePrefix	protected	function	Generates a database prefix for running tests.	1
UiHelperTrait::$loggedInUser	protected	property	The current user logged in using the Mink controlled browser.
UiHelperTrait::$maximumMetaRefreshCount	protected	property	The number of meta refresh redirects to follow, or NULL if unlimited.
UiHelperTrait::$metaRefreshCount	protected	property	The number of meta refresh redirects followed during ::drupalGet().
UiHelperTrait::assertSession	public	function	Returns WebAssert object.	1
UiHelperTrait::buildUrl	protected	function	Builds an absolute URL from a system path or a URL object.
UiHelperTrait::checkForMetaRefresh	protected	function	Checks for meta refresh tag and if found call drupalGet() recursively.
UiHelperTrait::click	protected	function	Clicks the element with the given CSS selector.
UiHelperTrait::clickLink	protected	function	Follows a link by complete name.
UiHelperTrait::cssSelect	protected	function	Searches elements using a CSS selector in the raw content.
UiHelperTrait::cssSelectToXpath	protected	function	Translates a CSS expression to its XPath equivalent.
UiHelperTrait::drupalGet	protected	function	Retrieves a Drupal path or an absolute path.	2
UiHelperTrait::drupalLogin	protected	function	Logs in a user using the Mink controlled browser.
UiHelperTrait::drupalLogout	protected	function	Logs a user out of the Mink controlled browser and confirms.
UiHelperTrait::drupalPostForm Deprecated	protected	function	Executes a form submission.
UiHelperTrait::drupalUserIsLoggedIn	protected	function	Returns whether a given user account is logged in.
UiHelperTrait::getAbsoluteUrl	protected	function	Takes a path and returns an absolute path.
UiHelperTrait::getTextContent	protected	function	Retrieves the plain-text content from the current page.
UiHelperTrait::getUrl	protected	function	Get the current URL from the browser.
UiHelperTrait::isTestUsingGuzzleClient	protected	function	Determines if test is using DrupalTestBrowser.
UiHelperTrait::prepareRequest	protected	function	Prepare for a request to testing site.	1
UiHelperTrait::submitForm	protected	function	Fills and submits a form.
UserCreationTrait::checkPermissions	protected	function	Checks whether a given list of permission names is valid.
UserCreationTrait::createAdminRole	protected	function	Creates an administrative role.
UserCreationTrait::createRole	protected	function	Creates a role with specified permissions. Aliased as: drupalCreateRole
UserCreationTrait::createUser	protected	function	Create a user with a given set of permissions. Aliased as: drupalCreateUser
UserCreationTrait::grantPermissions	protected	function	Grant permissions to a user role.
UserCreationTrait::setCurrentUser	protected	function	Switch the current logged in user.
UserCreationTrait::setUpCurrentUser	protected	function	Creates a random user account and sets it as current user.
XdebugRequestTrait::extractCookiesFromRequest	protected	function	Adds xdebug cookies, from request setup.

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class EditorSecurityTest in Drupal 9

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