abstract class WebDriverTestBase in Drupal 9

Runs a browser test using a driver that supports JavaScript.

Base class for testing browser interaction implemented in JavaScript.

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\FunctionalJavascriptTests\WebDriverTestBase

Related topics

Automated tests

Overview of PHPUnit and Nightwatch automated tests.

126 files declare their use of WebDriverTestBase

ActionFormAjaxTest.php in core/modules/action/tests/src/FunctionalJavascript/ActionFormAjaxTest.php

AjaxBlockTest.php in core/modules/layout_builder/tests/src/FunctionalJavascript/AjaxBlockTest.php

AjaxCallbacksTest.php in core/tests/Drupal/FunctionalJavascriptTests/Ajax/AjaxCallbacksTest.php

AjaxCssTest.php in core/modules/ckeditor/tests/src/FunctionalJavascript/AjaxCssTest.php

AjaxFileManagedMultipleTest.php in core/modules/file/tests/src/FunctionalJavascript/AjaxFileManagedMultipleTest.php

... See full list

File

core/tests/Drupal/FunctionalJavascriptTests/WebDriverTestBase.php, line 17

Namespace

Drupal\FunctionalJavascriptTests

abstract class WebDriverTestBase extends BrowserTestBase {

  /**
   * Determines if a test should fail on JavaScript console errors.
   *
   * @var bool
   */
  protected $failOnJavascriptConsoleErrors = TRUE;

  /**
   * Disables CSS animations in tests for more reliable testing.
   *
   * CSS animations are disabled by installing the css_disable_transitions_test
   * module. Set to FALSE to test CSS animations.
   *
   * @var bool
   */
  protected $disableCssAnimations = TRUE;

  /**
   * {@inheritdoc}
   */
  protected $minkDefaultDriverClass = DrupalSelenium2Driver::class;

  /**
   * {@inheritdoc}
   */
  protected function initMink() {
    if (!is_a($this->minkDefaultDriverClass, DrupalSelenium2Driver::class, TRUE)) {
      throw new \UnexpectedValueException(sprintf("%s has to be an instance of %s", $this->minkDefaultDriverClass, DrupalSelenium2Driver::class));
    }
    $this->minkDefaultDriverArgs = [
      'chrome',
      NULL,
      'http://localhost:4444',
    ];
    try {
      return parent::initMink();
    } catch (DriverException $e) {
      if ($this->minkDefaultDriverClass === DrupalSelenium2Driver::class) {
        $this
          ->markTestSkipped("The test wasn't able to connect to your webdriver instance. For more information read core/tests/README.md.\n\nThe original message while starting Mink: {$e->getMessage()}");
      }
      else {
        throw $e;
      }
    } catch (\Exception $e) {
      $this
        ->markTestSkipped('An unexpected error occurred while starting Mink: ' . $e
        ->getMessage());
    }
  }

  /**
   * {@inheritdoc}
   */
  protected function installModulesFromClassProperty(ContainerInterface $container) {
    self::$modules = [
      'js_testing_log_test',
      'jquery_keyevent_polyfill_test',
    ];
    if ($this->disableCssAnimations) {
      self::$modules[] = 'css_disable_transitions_test';
    }
    parent::installModulesFromClassProperty($container);
  }

  /**
   * {@inheritdoc}
   */
  protected function initFrontPage() {
    parent::initFrontPage();

    // Set a standard window size so that all javascript tests start with the
    // same viewport.
    $this
      ->getSession()
      ->resizeWindow(1024, 768);
  }

  /**
   * {@inheritdoc}
   */
  protected function tearDown() {
    if ($this->mink) {
      $status = $this
        ->getStatus();
      if ($status === BaseTestRunner::STATUS_ERROR || $status === BaseTestRunner::STATUS_WARNING || $status === BaseTestRunner::STATUS_FAILURE) {

        // Ensure we capture the output at point of failure.
        @$this
          ->htmlOutput();
      }

      // Wait for all requests to finish. It is possible that an AJAX request is
      // still on-going.
      $result = $this
        ->getSession()
        ->wait(5000, '(typeof(jQuery)=="undefined" || (0 === jQuery.active && 0 === jQuery(\':animated\').length))');
      if (!$result) {

        // If the wait is unsuccessful, there may still be an AJAX request in
        // progress. If we tear down now, then this AJAX request may fail with
        // missing database tables, because tear down will have removed them.
        // Rather than allow it to fail, throw an explicit exception now
        // explaining what the problem is.
        throw new \RuntimeException('Unfinished AJAX requests while tearing down a test');
      }
      $warnings = $this
        ->getSession()
        ->evaluateScript("JSON.parse(sessionStorage.getItem('js_testing_log_test.warnings') || JSON.stringify([]))");
      foreach ($warnings as $warning) {
        if (strpos($warning, '[Deprecation]') === 0) {
          @trigger_error('Javascript Deprecation:' . substr($warning, 13), E_USER_DEPRECATED);
        }
      }
      if ($this->failOnJavascriptConsoleErrors) {
        $errors = $this
          ->getSession()
          ->evaluateScript("JSON.parse(sessionStorage.getItem('js_testing_log_test.errors') || JSON.stringify([]))");
        if (!empty($errors)) {
          $all_errors = implode("\n", $errors);
          @trigger_error("Not failing JavaScript test for JavaScript errors is deprecated in drupal:9.3.0 and is removed from drupal:10.0.0. This test had the following JavaScript errors: {$all_errors}. See https://www.drupal.org/node/3221100", E_USER_DEPRECATED);
        }
      }
    }
    parent::tearDown();
  }

  /**
   * {@inheritdoc}
   */
  protected function getMinkDriverArgs() {
    if ($this->minkDefaultDriverClass === DrupalSelenium2Driver::class) {
      return getenv('MINK_DRIVER_ARGS_WEBDRIVER') ?: parent::getMinkDriverArgs();
    }
    return parent::getMinkDriverArgs();
  }

  /**
   * Waits for the given time or until the given JS condition becomes TRUE.
   *
   * @param string $condition
   *   JS condition to wait until it becomes TRUE.
   * @param int $timeout
   *   (Optional) Timeout in milliseconds, defaults to 10000.
   * @param string $message
   *   (optional) A message to display with the assertion. If left blank, a
   *   default message will be displayed.
   *
   * @throws \PHPUnit\Framework\AssertionFailedError
   *
   * @see \Behat\Mink\Driver\DriverInterface::evaluateScript()
   */
  protected function assertJsCondition($condition, $timeout = 10000, $message = '') {
    $message = $message ?: "JavaScript condition met:\n" . $condition;
    $result = $this
      ->getSession()
      ->getDriver()
      ->wait($timeout, $condition);
    $this
      ->assertTrue($result, $message);
  }

  /**
   * Creates a screenshot.
   *
   * @param string $filename
   *   The file name of the resulting screenshot including a writable path. For
   *   example, /tmp/test_screenshot.jpg.
   * @param bool $set_background_color
   *   (optional) By default this method will set the background color to white.
   *   Set to FALSE to override this behavior.
   *
   * @throws \Behat\Mink\Exception\UnsupportedDriverActionException
   *   When operation not supported by the driver.
   * @throws \Behat\Mink\Exception\DriverException
   *   When the operation cannot be done.
   */
  protected function createScreenshot($filename, $set_background_color = TRUE) {
    $session = $this
      ->getSession();
    if ($set_background_color) {
      $session
        ->executeScript("document.body.style.backgroundColor = 'white';");
    }
    $image = $session
      ->getScreenshot();
    file_put_contents($filename, $image);
  }

  /**
   * {@inheritdoc}
   */
  public function assertSession($name = NULL) {
    return new WebDriverWebAssert($this
      ->getSession($name), $this->baseUrl);
  }

  /**
   * Gets the current Drupal javascript settings and parses into an array.
   *
   * Unlike BrowserTestBase::getDrupalSettings(), this implementation reads the
   * current values of drupalSettings, capturing all changes made via javascript
   * after the page was loaded.
   *
   * @return array
   *   The Drupal javascript settings array.
   *
   * @see \Drupal\Tests\BrowserTestBase::getDrupalSettings()
   */
  protected function getDrupalSettings() {
    $script = <<<EndOfScript
(function () {
  if (typeof drupalSettings !== 'undefined') {
    return drupalSettings;
  }
})();
EndOfScript;
    return $this
      ->getSession()
      ->evaluateScript($script) ?: [];
  }

  /**
   * {@inheritdoc}
   */
  protected function getHtmlOutputHeaders() {

    // The webdriver API does not support fetching headers.
    return '';
  }

}

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::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::$defaultTheme	protected	property	The theme to install as the default for testing.	1,607
BrowserTestBase::$mink	protected	property	Mink session manager.
BrowserTestBase::$minkDefaultDriverArgs	protected	property	Mink default driver params.
BrowserTestBase::$modules	protected static	property	Modules to enable.	646
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::getHttpClient	protected	function	Obtain the HTTP client for the system under test.
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::installDrupal	public	function	Installs Drupal into the Simpletest site.	1
BrowserTestBase::registerSessions	protected	function	Registers additional Mink sessions.
BrowserTestBase::setUp	protected	function		486
BrowserTestBase::setUpAppRoot	protected	function	Sets up the root application path.
BrowserTestBase::setUpBeforeClass	public static	function		1
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
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::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::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.
WebDriverTestBase::$disableCssAnimations	protected	property	Disables CSS animations in tests for more reliable testing.
WebDriverTestBase::$failOnJavascriptConsoleErrors	protected	property	Determines if a test should fail on JavaScript console errors.	3
WebDriverTestBase::$minkDefaultDriverClass	protected	property	Mink class for the default driver to use. Overrides BrowserTestBase::$minkDefaultDriverClass	1
WebDriverTestBase::assertJsCondition	protected	function	Waits for the given time or until the given JS condition becomes TRUE.
WebDriverTestBase::assertSession	public	function	Returns WebAssert object. Overrides UiHelperTrait::assertSession
WebDriverTestBase::createScreenshot	protected	function	Creates a screenshot.
WebDriverTestBase::getDrupalSettings	protected	function	Gets the current Drupal javascript settings and parses into an array. Overrides BrowserTestBase::getDrupalSettings
WebDriverTestBase::getHtmlOutputHeaders	protected	function	Returns headers in HTML output format. Overrides BrowserHtmlDebugTrait::getHtmlOutputHeaders
WebDriverTestBase::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. Overrides BrowserTestBase::getMinkDriverArgs
WebDriverTestBase::initFrontPage	protected	function	Visits the front page when initializing Mink. Overrides BrowserTestBase::initFrontPage
WebDriverTestBase::initMink	protected	function	Initializes Mink sessions. Overrides BrowserTestBase::initMink
WebDriverTestBase::installModulesFromClassProperty	protected	function	Install modules defined by `static::$modules`. Overrides FunctionalTestSetupTrait::installModulesFromClassProperty
WebDriverTestBase::tearDown	protected	function	Overrides BrowserTestBase::tearDown	1
XdebugRequestTrait::extractCookiesFromRequest	protected	function	Adds xdebug cookies, from request setup.