SimpleTestFunctionalTest

  1. drupal
    1. 8
    2. 7

Hierarchy

Properties

NameDescription
DrupalTestCase::$assertionsAssertions thrown in that test case.
DrupalTestCase::$databasePrefixThe database prefix of this test run.
DrupalTestCase::$originalFileDirectoryThe original file directory, before it was changed for testing purposes.
DrupalTestCase::$resultsCurrent results of this test case.
DrupalTestCase::$skipClassesThis class is skipped when looking for the source of an assertion.
DrupalTestCase::$testIdThe test run ID.
DrupalTestCase::$timeLimitTime limit for the test.
DrupalWebTestCase::$additionalCurlOptionsAdditional cURL options.
DrupalWebTestCase::$contentThe content of the page currently loaded in the internal browser.
DrupalWebTestCase::$cookieFileThe current cookie file used by cURL.
DrupalWebTestCase::$curlHandleThe handle of the current cURL connection.
DrupalWebTestCase::$drupalSettingsThe value of the Drupal.settings JavaScript variable for the page currently loaded in the internal browser.
DrupalWebTestCase::$elementsThe parsed version of the page.
DrupalWebTestCase::$generatedTestFilesWhether the files were copied to the test files directory.
DrupalWebTestCase::$headersThe headers of the page currently loaded in the internal browser.
DrupalWebTestCase::$httpauth_credentialsHTTP authentication credentials (<username>:<password>).
DrupalWebTestCase::$httpauth_methodHTTP authentication method
DrupalWebTestCase::$loggedInUserThe current user logged in using the internal browser.
DrupalWebTestCase::$originalShutdownCallbacksThe original shutdown handlers array, before it was cleaned for testing purposes.
DrupalWebTestCase::$originalUserThe original user, before it was changed to a clean uid = 1 for testing purposes.
DrupalWebTestCase::$plainTextContentThe content of the page currently loaded in the internal browser (plain text version).
DrupalWebTestCase::$profileThe profile to install as a basis for testing.
DrupalWebTestCase::$redirect_countThe number of redirects followed during the handling of a request.
DrupalWebTestCase::$session_idThe current session ID, if available.
DrupalWebTestCase::$session_nameThe current session name, if available.
DrupalWebTestCase::$urlThe URL currently loaded in the internal browser.
SimpleTestFunctionalTest::$childTestResultsThe results array that has been parsed by getTestResults().
SimpleTestFunctionalTest::$test_idsStore the test ID from each test run for comparison, to ensure they are incrementing.

Functions & methods

NameDescription
DrupalTestCase::assertInternal helper: stores the assert.
DrupalTestCase::assertEqualCheck to see if two values are equal.
DrupalTestCase::assertFalseCheck to see if a value is false (an empty string, 0, NULL, or FALSE).
DrupalTestCase::assertIdenticalCheck to see if two values are identical.
DrupalTestCase::assertNotEqualCheck to see if two values are not equal.
DrupalTestCase::assertNotIdenticalCheck to see if two values are not identical.
DrupalTestCase::assertNotNullCheck to see if a value is not NULL.
DrupalTestCase::assertNullCheck to see if a value is NULL.
DrupalTestCase::assertTrueCheck to see if a value is not false (not an empty string, 0, NULL, or FALSE).
DrupalTestCase::deleteAssertDelete an assertion record by message ID.
DrupalTestCase::errorFire an error assertion.
DrupalTestCase::errorHandlerHandle errors during test runs.
DrupalTestCase::exceptionHandlerHandle exceptions.
DrupalTestCase::failFire an assertion that is always negative.
DrupalTestCase::generatePermutationsConverts a list of possible parameters into a stack of permutations.
DrupalTestCase::getAssertionCallCycles through backtrace until the first non-assertion method is found.
DrupalTestCase::insertAssertStore an assertion from outside the testing context.
DrupalTestCase::passFire an assertion that is always positive.
DrupalTestCase::randomNameGenerates a random string containing letters and numbers.
DrupalTestCase::randomStringGenerates a random string of ASCII characters of codes 32 to 126.
DrupalTestCase::runRun all tests in this class.
DrupalTestCase::verboseLogs verbose message in a text file.
DrupalWebTestCase::assertFieldAsserts that a field exists with the given name or id.
DrupalWebTestCase::assertFieldByIdAsserts that a field exists in the current page with the given id and value.
DrupalWebTestCase::assertFieldByNameAsserts that a field exists in the current page with the given name and value.
DrupalWebTestCase::assertFieldByXPathAsserts that a field exists in the current page by the given XPath.
DrupalWebTestCase::assertFieldCheckedAsserts that a checkbox field in the current page is checked.
DrupalWebTestCase::assertLinkPass if a link with the specified label is found, and optional with the specified index.
DrupalWebTestCase::assertLinkByHrefPass if a link containing a given href (part) is found.
DrupalWebTestCase::assertMailAsserts that the most recently sent e-mail message has the given value.
DrupalWebTestCase::assertMailPatternAsserts that the most recently sent e-mail message has the pattern in it.
DrupalWebTestCase::assertMailStringAsserts that the most recently sent e-mail message has the string in it.
DrupalWebTestCase::assertNoDuplicateIdsAsserts that each HTML ID is used for just a single element.
DrupalWebTestCase::assertNoFieldAsserts that a field does not exist with the given name or id.
DrupalWebTestCase::assertNoFieldByIdAsserts that a field does not exist with the given id and value.
DrupalWebTestCase::assertNoFieldByNameAsserts that a field does not exist with the given name and value.
DrupalWebTestCase::assertNoFieldByXPathAsserts that a field does not exist in the current page by the given XPath.
DrupalWebTestCase::assertNoFieldCheckedAsserts that a checkbox field in the current page is not checked.
DrupalWebTestCase::assertNoLinkPass if a link with the specified label is not found.
DrupalWebTestCase::assertNoLinkByHrefPass if a link containing a given href (part) is not found.
DrupalWebTestCase::assertNoOptionSelectedAsserts that a select option in the current page is not checked.
DrupalWebTestCase::assertNoPatternWill trigger a pass if the perl regex pattern is not present in raw content.
DrupalWebTestCase::assertNoRawPass if the raw text is NOT found on the loaded page, fail otherwise. Raw text refers to the raw HTML that the page generated.
DrupalWebTestCase::assertNoResponseAsserts the page did not return the specified response code.
DrupalWebTestCase::assertNoTextPass if the text is NOT found on the text version of the page. The text version is the equivalent of what a user would see when viewing through a web browser. In other words the HTML has been filtered out of the contents.
DrupalWebTestCase::assertNoTitlePass if the page title is not the given string.
DrupalWebTestCase::assertNoUniqueTextPass if the text is found MORE THAN ONCE on the text version of the page.
DrupalWebTestCase::assertOptionSelectedAsserts that a select option in the current page is checked.
DrupalWebTestCase::assertPatternWill trigger a pass if the Perl regex pattern is found in the raw content.
DrupalWebTestCase::assertRawPass if the raw text IS found on the loaded page, fail otherwise. Raw text refers to the raw HTML that the page generated.
DrupalWebTestCase::assertResponseAsserts the page responds with the specified response code.
DrupalWebTestCase::assertTextPass if the text IS found on the text version of the page. The text version is the equivalent of what a user would see when viewing through a web browser. In other words the HTML has been filtered out of the contents.
DrupalWebTestCase::assertTextHelperHelper for assertText and assertNoText.
DrupalWebTestCase::assertTitlePass if the page title is the given string.
DrupalWebTestCase::assertUniqueTextPass if the text is found ONLY ONCE on the text version of the page.
DrupalWebTestCase::assertUniqueTextHelperHelper for assertUniqueText and assertNoUniqueText.
DrupalWebTestCase::assertUrlPass if the internal browser's URL matches the given path.
DrupalWebTestCase::buildXPathQueryBuilds an XPath query.
DrupalWebTestCase::checkForMetaRefreshCheck for meta refresh tag and if found call drupalGet() recursively. This function looks for the http-equiv attribute to be set to "Refresh" and is case-sensitive.
DrupalWebTestCase::checkPermissionsCheck to make sure that the array of permissions are valid.
DrupalWebTestCase::clickLinkFollows a link by name.
DrupalWebTestCase::constructFieldXpathHelper function: construct an XPath for the given set of attributes and value.
DrupalWebTestCase::cronRunRuns cron in the Drupal installed by Simpletest.
DrupalWebTestCase::curlCloseClose the cURL handler and unset the handler.
DrupalWebTestCase::curlExecInitializes and executes a cURL request.
DrupalWebTestCase::curlHeaderCallbackReads headers and registers errors received from the tested site.
DrupalWebTestCase::curlInitializeInitializes the cURL connection.
DrupalWebTestCase::drupalCompareFilesCompare two files based on size and file name.
DrupalWebTestCase::drupalCreateContentTypeCreates a custom content type based on default settings.
DrupalWebTestCase::drupalCreateNodeCreates a node based on default settings.
DrupalWebTestCase::drupalCreateRoleInternal helper function; Create a role with specified permissions.
DrupalWebTestCase::drupalCreateUserCreate a user with a given set of permissions. The permissions correspond to the names given on the privileges page.
DrupalWebTestCase::drupalGetRetrieves a Drupal path or an absolute path.
DrupalWebTestCase::drupalGetAJAXRetrieve a Drupal path or an absolute path and JSON decode the result.
DrupalWebTestCase::drupalGetContentGets the current raw HTML of requested page.
DrupalWebTestCase::drupalGetHeaderGets the value of an HTTP response header. If multiple requests were required to retrieve the page, only the headers from the last request will be checked by default. However, if TRUE is passed as the second argument, all requests will be processed…
DrupalWebTestCase::drupalGetHeadersGets the HTTP response headers of the requested page. Normally we are only interested in the headers returned by the last request. However, if a page is redirected or HTTP authentication is in use, multiple requests will be required to retrieve the…
DrupalWebTestCase::drupalGetMailsGets an array containing all e-mails sent during this test case.
DrupalWebTestCase::drupalGetNodeByTitleGet a node from the database based on its title.
DrupalWebTestCase::drupalGetSettingsGets the value of the Drupal.settings JavaScript variable for the currently loaded page.
DrupalWebTestCase::drupalGetTestFilesGet a list files that can be used in tests.
DrupalWebTestCase::drupalGetTokenGenerate a token for the currently logged in user.
DrupalWebTestCase::drupalHeadRetrieves only the headers for a Drupal path or an absolute path.
DrupalWebTestCase::drupalLoginLog in a user with the internal browser.
DrupalWebTestCase::drupalLogout
DrupalWebTestCase::drupalPostExecute a POST request on a Drupal page. It will be done as usual POST request with SimpleBrowser.
DrupalWebTestCase::drupalPostAJAXExecute an Ajax submission.
DrupalWebTestCase::drupalSetContentSets the raw HTML content. This can be useful when a page has been fetched outside of the internal browser and assertions need to be made on the returned page.
DrupalWebTestCase::drupalSetSettingsSets the value of the Drupal.settings JavaScript variable for the currently loaded page.
DrupalWebTestCase::getAbsoluteUrlTakes a path and returns an absolute path.
DrupalWebTestCase::getAllOptionsGet all option elements, including nested options, in a select.
DrupalWebTestCase::getSelectedItemGet the selected value from a select field.
DrupalWebTestCase::getUrlGet the current url from the cURL handler.
DrupalWebTestCase::handleFormHandle form input related to drupalPost(). Ensure that the specified fields exist and attempt to create POST data in the correct manner for the particular field type.
DrupalWebTestCase::parseParse content returned from curlExec using DOM and SimpleXML.
DrupalWebTestCase::preloadRegistryPreload the registry from the testing site.
DrupalWebTestCase::refreshVariablesRefresh the in-memory set of variables. Useful after a page request is made that changes a variable in a different thread.
DrupalWebTestCase::resetAllReset all data structures after having enabled new modules.
DrupalWebTestCase::tearDownDelete created files and temporary files directory, delete the tables created by setUp(), and reset the database prefix.
DrupalWebTestCase::verboseEmailOutputs to verbose the most recent $count emails sent.
DrupalWebTestCase::xpathPerform an xpath search on the contents of the internal browser. The search is relative to the root element (HTML tag normally) of the page.
DrupalWebTestCase::__constructConstructor for DrupalWebTestCase. Overrides DrupalTestCase::__construct
SimpleTestFunctionalTest::assertAssertionAssert that an assertion with the specified values is displayed in the test results.
SimpleTestFunctionalTest::assertNothingAssert nothing.
SimpleTestFunctionalTest::asTextExtract the text contained by the element.
SimpleTestFunctionalTest::confirmStubTestResultsConfirm that the stub test produced the desired results.
SimpleTestFunctionalTest::getInfo
SimpleTestFunctionalTest::getResultFieldSetGet the fieldset containing the results for group this test is in.
SimpleTestFunctionalTest::getTestIdFromResultsFetch the test id from the test results.
SimpleTestFunctionalTest::getTestResultsGet the results from a test and store them in the class array $results.
SimpleTestFunctionalTest::inCURLCheck if the test is being run from inside a CURL request.
SimpleTestFunctionalTest::setUpGenerates a random database prefix, runs the install scripts on the prefixed database and enable the specified modules. After installation many caches are flushed and the internal browser is setup so that the page requests will run on the new prefix.… Overrides DrupalWebTestCase::setUp
SimpleTestFunctionalTest::stubTestTest to be run and the results confirmed.
SimpleTestFunctionalTest::testInternalBrowserTest the internal browsers functionality.
SimpleTestFunctionalTest::testUserAgentValidationTest validation of the User-Agent header we use to perform test requests.
SimpleTestFunctionalTest::testWebTestRunnerMake sure that tests selected through the web interface are run and that the results are displayed correctly.

modules/simpletest/simpletest.test, line 8

View source
<?php
class SimpleTestFunctionalTest extends DrupalWebTestCase {
  /**
   * The results array that has been parsed by getTestResults().
   */
  protected $childTestResults;

  /**
   * Store the test ID from each test run for comparison, to ensure they are
   * incrementing.
   */
  protected $test_ids = array();

  public static function getInfo() {
    return array(
      'name' => 'SimpleTest functionality', 
      'description' => 'Test SimpleTest\'s web interface: check that the intended tests were
                          run and ensure that test reports display the intended results. Also
                          test SimpleTest\'s internal browser and API\'s both explicitly and
                          implicitly.', 
      'group' => 'SimpleTest',
    );
  }

  function setUp() {
    if (!$this->inCURL()) {
      parent::setUp('simpletest');

      // Create and login user
      $admin_user = $this->drupalCreateUser(array('administer unit tests'));
      $this->drupalLogin($admin_user);
    }
    else {
      parent::setUp('non_existent_module');
    }
  }

  /**
   * Test the internal browsers functionality.
   */
  function testInternalBrowser() {
    global $conf;
    if (!$this->inCURL()) {
      $this->drupalGet('node');
      $this->assertTrue($this->drupalGetHeader('Date'), t('An HTTP header was received.'));
      $this->assertTitle(t('Welcome to @site-name | @site-name', array('@site-name' => variable_get('site_name', 'Drupal'))), t('Site title matches.'));
      $this->assertNoTitle('Foo', t('Site title does not match.'));
      // Make sure that we are locked out of the installer when prefixing
      // using the user-agent header. This is an important security check.
      global $base_url;

      $this->drupalGet($base_url . '/install.php', array('external' => TRUE));
      $this->assertResponse(403, 'Cannot access install.php with a "simpletest" user-agent header.');

      $user = $this->drupalCreateUser();
      $this->drupalLogin($user);
      $headers = $this->drupalGetHeaders(TRUE);
      $this->assertEqual(count($headers), 2, t('There was one intermediate request.'));
      $this->assertTrue(strpos($headers[0][':status'], '302') !== FALSE, t('Intermediate response code was 302.'));
      $this->assertFalse(empty($headers[0]['location']), t('Intermediate request contained a Location header.'));
      $this->assertEqual($this->getUrl(), $headers[0]['location'], t('HTTP redirect was followed'));
      $this->assertFalse($this->drupalGetHeader('Location'), t('Headers from intermediate request were reset.'));
      $this->assertResponse(200, t('Response code from intermediate request was reset.'));

      // Test the maximum redirection option.
      $this->drupalLogout();
      $edit = array(
        'name' => $user->name, 
        'pass' => $user->pass_raw,
      );
      variable_set('simpletest_maximum_redirects', 1);
      $this->drupalPost('user?destination=user/logout', $edit, t('Log in'));
      $headers = $this->drupalGetHeaders(TRUE);
      $this->assertEqual(count($headers), 2, t('Simpletest stopped following redirects after the first one.'));
    }
  }

  /**
   * Test validation of the User-Agent header we use to perform test requests.
   */
  function testUserAgentValidation() {
    if (!$this->inCURL()) {
      global $base_url;
      $simpletest_path = $base_url . '/' . drupal_get_path('module', 'simpletest');
      $HTTP_path = $simpletest_path . '/tests/http.php?q=node';
      $https_path = $simpletest_path . '/tests/https.php?q=node';
      // Generate a valid simpletest User-Agent to pass validation.
      $this->assertTrue(preg_match('/simpletest\d+/', $this->databasePrefix, $matches), t('Database prefix contains simpletest prefix.'));
      $test_ua = drupal_generate_test_ua($matches[0]);
      $this->additionalCurlOptions = array(CURLOPT_USERAGENT => $test_ua);

      // Test pages only available for testing.
      $this->drupalGet($HTTP_path);
      $this->assertResponse(200, t('Requesting http.php with a legitimate simpletest User-Agent returns OK.'));
      $this->drupalGet($https_path);
      $this->assertResponse(200, t('Requesting https.php with a legitimate simpletest User-Agent returns OK.'));

      // Now slightly modify the HMAC on the header, which should not validate.
      $this->additionalCurlOptions = array(CURLOPT_USERAGENT => $test_ua . 'X');
      $this->drupalGet($HTTP_path);
      $this->assertResponse(403, t('Requesting http.php with a bad simpletest User-Agent fails.'));
      $this->drupalGet($https_path);
      $this->assertResponse(403, t('Requesting https.php with a bad simpletest User-Agent fails.'));

      // Use a real User-Agent and verify that the special files http.php and
      // https.php can't be accessed.
      $this->additionalCurlOptions = array(CURLOPT_USERAGENT => 'Mozilla/5.0 (Macintosh; U; Intel Mac OS X 10.6; en-US; rv:1.9.2.12) Gecko/20101026 Firefox/3.6.12');
      $this->drupalGet($HTTP_path);
      $this->assertResponse(403, t('Requesting http.php with a normal User-Agent fails.'));
      $this->drupalGet($https_path);
      $this->assertResponse(403, t('Requesting https.php with a normal User-Agent fails.'));
    }
  }

  /**
   * Make sure that tests selected through the web interface are run and
   * that the results are displayed correctly.
   */
  function testWebTestRunner() {
    $this->pass = t('SimpleTest pass.');
    $this->fail = t('SimpleTest fail.');
    $this->valid_permission = 'access content';
    $this->invalid_permission = 'invalid permission';

    if ($this->inCURL()) {
      // Only run following code if this test is running itself through a CURL request.
      $this->stubTest();
    }
    else {

      // Run twice so test_ids can be accumulated.
      for ($i = 0; $i < 2; $i++) {
        // Run this test from web interface.
        $this->drupalGet('admin/config/development/testing');

        $edit = array();
        $edit['SimpleTestFunctionalTest'] = TRUE;
        $this->drupalPost(NULL, $edit, t('Run tests'));

        // Parse results and confirm that they are correct.
        $this->getTestResults();
        $this->confirmStubTestResults();
      }

      // Regression test for #290316.
      // Check that test_id is incrementing.
      $this->assertTrue($this->test_ids[0] != $this->test_ids[1], t('Test ID is incrementing.'));
    }
  }

  /**
   * Test to be run and the results confirmed.
   */
  function stubTest() {
    $this->pass($this->pass);
    $this->fail($this->fail);

    $this->drupalCreateUser(array($this->valid_permission));
    $this->drupalCreateUser(array($this->invalid_permission));

    $this->pass(t('Test ID is @id.', array('@id' => $this->testId)));

    // Generates a warning.
    $i = 1 / 0;

    // Call an assert function specific to that class.
    $this->assertNothing();

    // Generates a warning inside a PHP function.
    array_key_exists(NULL, NULL);

    debug('Foo', 'Debug');
  }

  /**
   * Assert nothing.
   */
  function assertNothing() {
    $this->pass("This is nothing.");
  }

  /**
   * Confirm that the stub test produced the desired results.
   */
  function confirmStubTestResults() {
    $this->assertAssertion(t('Enabled modules: %modules', array('%modules' => 'non_existent_module')), 'Other', 'Fail', 'simpletest.test', 'SimpleTestFunctionalTest->setUp()');

    $this->assertAssertion($this->pass, 'Other', 'Pass', 'simpletest.test', 'SimpleTestFunctionalTest->stubTest()');
    $this->assertAssertion($this->fail, 'Other', 'Fail', 'simpletest.test', 'SimpleTestFunctionalTest->stubTest()');

    $this->assertAssertion(t('Created permissions: @perms', array('@perms' => $this->valid_permission)), 'Role', 'Pass', 'simpletest.test', 'SimpleTestFunctionalTest->stubTest()');
    $this->assertAssertion(t('Invalid permission %permission.', array('%permission' => $this->invalid_permission)), 'Role', 'Fail', 'simpletest.test', 'SimpleTestFunctionalTest->stubTest()');

    // Check that a warning is caught by simpletest.
    $this->assertAssertion('Division by zero', 'Warning', 'Fail', 'simpletest.test', 'SimpleTestFunctionalTest->stubTest()');

    // Check that the backtracing code works for specific assert function.
    $this->assertAssertion('This is nothing.', 'Other', 'Pass', 'simpletest.test', 'SimpleTestFunctionalTest->stubTest()');

    // Check that errors that occur inside PHP internal functions are correctly reported.
    // The exact error message differs between PHP versions so we check only
    // the function name 'array_key_exists'.
    $this->assertAssertion('array_key_exists', 'Warning', 'Fail', 'simpletest.test', 'SimpleTestFunctionalTest->stubTest()');

    $this->assertAssertion("Debug: 'Foo'", 'Debug', 'Fail', 'simpletest.test', 'SimpleTestFunctionalTest->stubTest()');

    $this->assertEqual('6 passes, 5 fails, 2 exceptions, and 1 debug message', $this->childTestResults['summary'], 'Stub test summary is correct');

    $this->test_ids[] = $test_id = $this->getTestIdFromResults();
    $this->assertTrue($test_id, t('Found test ID in results.'));
  }

  /**
   * Fetch the test id from the test results.
   */
  function getTestIdFromResults() {
    foreach ($this->childTestResults['assertions'] as $assertion) {
      if (preg_match('@^Test ID is ([0-9]*)\.$@', $assertion['message'], $matches)) {
        return $matches[1];
      }
    }
    return NULL;
  }

  /**
   * Assert that an assertion with the specified values is displayed
   * in the test results.
   *
   * @param string $message Assertion message.
   * @param string $type Assertion type.
   * @param string $status Assertion status.
   * @param string $file File where the assertion originated.
   * @param string $functuion Function where the assertion originated.
   * @return Assertion result.
   */
  function assertAssertion($message, $type, $status, $file, $function) {
    $message = trim(strip_tags($message));
    $found = FALSE;
    foreach ($this->childTestResults['assertions'] as $assertion) {
      if ((strpos($assertion['message'], $message) !== FALSE) && 
          $assertion['type'] == $type && 
          $assertion['status'] == $status && 
          $assertion['file'] == $file && 
          $assertion['function'] == $function) {
        $found = TRUE;
        break;
      }
    }
    return $this->assertTrue($found, t('Found assertion {"@message", "@type", "@status", "@file", "@function"}.', array('@message' => $message, '@type' => $type, '@status' => $status, "@file" => $file, "@function" => $function)));
  }

  /**
   * Get the results from a test and store them in the class array $results.
   */
  function getTestResults() {
    $results = array();
    if ($this->parse()) {
      if ($fieldset = $this->getResultFieldSet()) {
        // Code assumes this is the only test in group.
        $results['summary'] = $this->asText($fieldset->div->div[1]);
        $results['name'] = $this->asText($fieldset->legend);

        $results['assertions'] = array();
        $tbody = $fieldset->div->table->tbody;
        foreach ($tbody->tr as $row) {
          $assertion = array();
          $assertion['message'] = $this->asText($row->td[0]);
          $assertion['type'] = $this->asText($row->td[1]);
          $assertion['file'] = $this->asText($row->td[2]);
          $assertion['line'] = $this->asText($row->td[3]);
          $assertion['function'] = $this->asText($row->td[4]);
          $ok_url = file_create_url('misc/watchdog-ok.png');
          $assertion['status'] = ($row->td[5]->img['src'] == $ok_url) ? 'Pass' : 'Fail';
          $results['assertions'][] = $assertion;
        }
      }
    }
    $this->childTestResults = $results;
  }

  /**
   * Get the fieldset containing the results for group this test is in.
   */
  function getResultFieldSet() {
    $fieldsets = $this->xpath('//fieldset');
    $info = $this->getInfo();
    foreach ($fieldsets as $fieldset) {
      if ($this->asText($fieldset->legend) == $info['name']) {
        return $fieldset;
      }
    }
    return FALSE;
  }

  /**
   * Extract the text contained by the element.
   *
   * @param $element
   *   Element to extract text from.
   * @return
   *   Extracted text.
   */
  function asText(SimpleXMLElement $element) {
    if (!is_object($element)) {
      return $this->fail('The element is not an element.');
    }
    return trim(html_entity_decode(strip_tags($element->asXML())));
  }

  /**
   * Check if the test is being run from inside a CURL request.
   */
  function inCURL() {
    return (bool) drupal_valid_test_ua();
  }
}
?>