class FileFieldWidgetTestCase in Drupal 7

Tests file field widget.

Hierarchy

class \DrupalTestCase
- class \DrupalWebTestCase
  - class \FileFieldTestCase
    class \FileFieldWidgetTestCase

Expanded class hierarchy of FileFieldWidgetTestCase

File

modules/file/tests/file.test, line 478: Tests for file.module.

View source

class FileFieldWidgetTestCase extends FileFieldTestCase {
  public static function getInfo() {
    return array(
      'name' => 'File field widget test',
      'description' => 'Tests the file field widget, single and multi-valued, with and without AJAX, with public and private files.',
      'group' => 'File',
    );
  }

  /**
   * Tests upload and remove buttons for a single-valued File field.
   */
  function testSingleValuedWidget() {

    // Use 'page' instead of 'article', so that the 'article' image field does
    // not conflict with this test. If in the future the 'page' type gets its
    // own default file or image field, this test can be made more robust by
    // using a custom node type.
    $type_name = 'page';
    $field_name = strtolower($this
      ->randomName());
    $this
      ->createFileField($field_name, $type_name);
    $field = field_info_field($field_name);
    $instance = field_info_instance('node', $field_name, $type_name);
    $test_file = $this
      ->getTestFile('text');
    foreach (array(
      'nojs',
      'js',
    ) as $type) {

      // Create a new node with the uploaded file and ensure it got uploaded
      // successfully.
      // @todo This only tests a 'nojs' submission, because drupalPostAJAX()
      //   does not yet support file uploads.
      $nid = $this
        ->uploadNodeFile($test_file, $field_name, $type_name);
      $node = node_load($nid, NULL, TRUE);
      $node_file = (object) $node->{$field_name}[LANGUAGE_NONE][0];
      $this
        ->assertFileExists($node_file, 'New file saved to disk on node creation.');

      // Test that running field_attach_update() leaves the file intact.
      $field = new stdClass();
      $field->type = $type_name;
      $field->nid = $nid;
      field_attach_update('node', $field);
      $node = node_load($nid);
      $node_file = (object) $node->{$field_name}[LANGUAGE_NONE][0];
      $this
        ->assertFileExists($node_file, 'New file still saved to disk on field update.');

      // Ensure the file can be downloaded.
      $this
        ->drupalGet(file_create_url($node_file->uri));
      $this
        ->assertResponse(200, 'Confirmed that the generated URL is correct by downloading the shipped file.');

      // Ensure the edit page has a remove button instead of an upload button.
      $this
        ->drupalGet("node/{$nid}/edit");
      $this
        ->assertNoFieldByXPath('//input[@type="submit"]', t('Upload'), 'Node with file does not display the "Upload" button.');
      $this
        ->assertFieldByXpath('//input[@type="submit"]', t('Remove'), 'Node with file displays the "Remove" button.');

      // "Click" the remove button (emulating either a nojs or js submission).
      switch ($type) {
        case 'nojs':
          $this
            ->drupalPost(NULL, array(), t('Remove'));
          break;
        case 'js':
          $button = $this
            ->xpath('//input[@type="submit" and @value="' . t('Remove') . '"]');
          $this
            ->drupalPostAJAX(NULL, array(), array(
            (string) $button[0]['name'] => (string) $button[0]['value'],
          ));
          break;
      }

      // Ensure the page now has an upload button instead of a remove button.
      $this
        ->assertNoFieldByXPath('//input[@type="submit"]', t('Remove'), 'After clicking the "Remove" button, it is no longer displayed.');
      $this
        ->assertFieldByXpath('//input[@type="submit"]', t('Upload'), 'After clicking the "Remove" button, the "Upload" button is displayed.');

      // Save the node and ensure it does not have the file.
      $this
        ->drupalPost(NULL, array(), t('Save'));
      $node = node_load($nid, NULL, TRUE);
      $this
        ->assertTrue(empty($node->{$field_name}[LANGUAGE_NONE][0]['fid']), 'File was successfully removed from the node.');
    }
  }

  /**
   * Tests exploiting the temporary file removal of another user using fid.
   */
  function testTemporaryFileRemovalExploit() {

    // Create a victim user.
    $victim_user = $this
      ->drupalCreateUser();

    // Create an attacker user.
    $attacker_user = $this
      ->drupalCreateUser(array(
      'access content',
      'create page content',
      'edit any page content',
    ));

    // Log in as the attacker user.
    $this
      ->drupalLogin($attacker_user);

    // Perform tests using the newly created users.
    $this
      ->doTestTemporaryFileRemovalExploit($victim_user->uid, $attacker_user->uid);
  }

  /**
   * Tests exploiting the temporary file removal for anonymous users using fid.
   */
  public function testTemporaryFileRemovalExploitAnonymous() {

    // Set up an anonymous victim user.
    $victim_uid = 0;

    // Set up an anonymous attacker user.
    $attacker_uid = 0;

    // Set up permissions for anonymous attacker user.
    user_role_change_permissions(DRUPAL_ANONYMOUS_RID, array(
      'access content' => TRUE,
      'create page content' => TRUE,
      'edit any page content' => TRUE,
    ));

    // In order to simulate being the anonymous attacker user, we need to log
    // out here since setUp() has logged in the admin.
    $this
      ->drupalLogout();

    // Perform tests using the newly set up users.
    $this
      ->doTestTemporaryFileRemovalExploit($victim_uid, $attacker_uid);
  }

  /**
   * Tests validation with the Upload button.
   */
  function testWidgetValidation() {
    $type_name = 'article';
    $field_name = strtolower($this
      ->randomName());
    $this
      ->createFileField($field_name, $type_name);
    $this
      ->updateFileField($field_name, $type_name, array(
      'file_extensions' => 'txt',
    ));
    foreach (array(
      'nojs',
      'js',
    ) as $type) {

      // Create node and prepare files for upload.
      $node = $this
        ->drupalCreateNode(array(
        'type' => 'article',
      ));
      $nid = $node->nid;
      $this
        ->drupalGet("node/{$nid}/edit");
      $test_file_text = $this
        ->getTestFile('text');
      $test_file_image = $this
        ->getTestFile('image');
      $field = field_info_field($field_name);
      $name = 'files[' . $field_name . '_' . LANGUAGE_NONE . '_0]';

      // Upload file with incorrect extension, check for validation error.
      $edit[$name] = drupal_realpath($test_file_image->uri);
      switch ($type) {
        case 'nojs':
          $this
            ->drupalPost(NULL, $edit, t('Upload'));
          break;
        case 'js':
          $button = $this
            ->xpath('//input[@type="submit" and @value="' . t('Upload') . '"]');
          $this
            ->drupalPostAJAX(NULL, $edit, array(
            (string) $button[0]['name'] => (string) $button[0]['value'],
          ));
          break;
      }
      $error_message = t('Only files with the following extensions are allowed: %files-allowed.', array(
        '%files-allowed' => 'txt',
      ));
      $this
        ->assertRaw($error_message, t('Validation error when file with wrong extension uploaded (JSMode=%type).', array(
        '%type' => $type,
      )));

      // Upload file with correct extension, check that error message is removed.
      $edit[$name] = drupal_realpath($test_file_text->uri);
      switch ($type) {
        case 'nojs':
          $this
            ->drupalPost(NULL, $edit, t('Upload'));
          break;
        case 'js':
          $button = $this
            ->xpath('//input[@type="submit" and @value="' . t('Upload') . '"]');
          $this
            ->drupalPostAJAX(NULL, $edit, array(
            (string) $button[0]['name'] => (string) $button[0]['value'],
          ));
          break;
      }
      $this
        ->assertNoRaw($error_message, t('Validation error removed when file with correct extension uploaded (JSMode=%type).', array(
        '%type' => $type,
      )));
    }
  }

  /**
   * Helper for testing exploiting the temporary file removal using fid.
   *
   * @param int $victim_uid
   *   The victim user ID.
   * @param int $attacker_uid
   *   The attacker user ID.
   */
  protected function doTestTemporaryFileRemovalExploit($victim_uid, $attacker_uid) {

    // Use 'page' instead of 'article', so that the 'article' image field does
    // not conflict with this test. If in the future the 'page' type gets its
    // own default file or image field, this test can be made more robust by
    // using a custom node type.
    $type_name = 'page';
    $field_name = 'test_file_field';
    $this
      ->createFileField($field_name, $type_name);
    $test_file = $this
      ->getTestFile('text');
    foreach (array(
      'nojs',
      'js',
    ) as $type) {

      // Create a temporary file owned by the anonymous victim user. This will be
      // as if they had uploaded the file, but not saved the node they were
      // editing or creating.
      $victim_tmp_file = $this
        ->createTemporaryFile('some text', $victim_uid);
      $victim_tmp_file = file_load($victim_tmp_file->fid);
      $this
        ->assertTrue($victim_tmp_file->status != FILE_STATUS_PERMANENT, 'New file saved to disk is temporary.');
      $this
        ->assertFalse(empty($victim_tmp_file->fid), 'New file has a fid');
      $this
        ->assertEqual($victim_uid, $victim_tmp_file->uid, 'New file belongs to the victim user');

      // Have attacker create a new node with a different uploaded file and
      // ensure it got uploaded successfully.
      // @todo Can we test AJAX? See https://www.drupal.org/node/2538260
      $edit = array(
        'title' => $type . '-title',
      );

      // Attach a file to a node.
      $langcode = LANGUAGE_NONE;
      $edit['files[' . $field_name . '_' . $langcode . '_0]'] = drupal_realpath($test_file->uri);
      $this
        ->drupalPost("node/add/{$type_name}", $edit, 'Save');
      $node = $this
        ->drupalGetNodeByTitle($edit['title']);
      $node_file = file_load($node->{$field_name}[$langcode][0]['fid']);
      $this
        ->assertFileExists($node_file, 'New file saved to disk on node creation.');
      $this
        ->assertEqual($attacker_uid, $node_file->uid, 'New file belongs to the attacker.');

      // Ensure the file can be downloaded.
      $this
        ->drupalGet(file_create_url($node_file->uri));
      $this
        ->assertResponse(200, 'Confirmed that the generated URL is correct by downloading the shipped file.');

      // "Click" the remove button (emulating either a nojs or js submission).
      // In this POST request, the attacker "guesses" the fid of the victim's
      // temporary file and uses that to remove this file.
      $this
        ->drupalGet('node/' . $node->nid . '/edit');
      switch ($type) {
        case 'nojs':
          $this
            ->drupalPost(NULL, array(
            "{$field_name}[{$langcode}][0][fid]" => (string) $victim_tmp_file->fid,
          ), 'Remove');
          break;
        case 'js':
          $button = $this
            ->xpath('//input[@type="submit" and @value="Remove"]');
          $this
            ->drupalPostAJAX(NULL, array(
            "{$field_name}[{$langcode}][0][fid]" => (string) $victim_tmp_file->fid,
          ), array(
            (string) $button[0]['name'] => (string) $button[0]['value'],
          ));
          break;
      }

      // The victim's temporary file should not be removed by the attacker's
      // POST request.
      $this
        ->assertFileExists($victim_tmp_file);
    }
  }

  /**
   * Tests upload and remove buttons for multiple multi-valued File fields.
   */
  function testMultiValuedWidget() {

    // Use 'page' instead of 'article', so that the 'article' image field does
    // not conflict with this test. If in the future the 'page' type gets its
    // own default file or image field, this test can be made more robust by
    // using a custom node type.
    $type_name = 'page';
    $field_name = strtolower($this
      ->randomName());
    $field_name2 = strtolower($this
      ->randomName());
    $this
      ->createFileField($field_name, $type_name, array(
      'cardinality' => 3,
    ));
    $this
      ->createFileField($field_name2, $type_name, array(
      'cardinality' => 3,
    ));
    $field = field_info_field($field_name);
    $instance = field_info_instance('node', $field_name, $type_name);
    $field2 = field_info_field($field_name2);
    $instance2 = field_info_instance('node', $field_name2, $type_name);
    $test_file = $this
      ->getTestFile('text');
    foreach (array(
      'nojs',
      'js',
    ) as $type) {

      // Visit the node creation form, and upload 3 files for each field. Since
      // the field has cardinality of 3, ensure the "Upload" button is displayed
      // until after the 3rd file, and after that, isn't displayed. Because
      // SimpleTest triggers the last button with a given name, so upload to the
      // second field first.
      // @todo This is only testing a non-Ajax upload, because drupalPostAJAX()
      //   does not yet emulate jQuery's file upload.
      //
      $this
        ->drupalGet("node/add/{$type_name}");
      foreach (array(
        $field_name2,
        $field_name,
      ) as $each_field_name) {
        for ($delta = 0; $delta < 3; $delta++) {
          $edit = array(
            'files[' . $each_field_name . '_' . LANGUAGE_NONE . '_' . $delta . ']' => drupal_realpath($test_file->uri),
          );

          // If the Upload button doesn't exist, drupalPost() will automatically
          // fail with an assertion message.
          $this
            ->drupalPost(NULL, $edit, t('Upload'));
        }
      }
      $this
        ->assertNoFieldByXpath('//input[@type="submit"]', t('Upload'), 'After uploading 3 files for each field, the "Upload" button is no longer displayed.');
      $num_expected_remove_buttons = 6;
      foreach (array(
        $field_name,
        $field_name2,
      ) as $current_field_name) {

        // How many uploaded files for the current field are remaining.
        $remaining = 3;

        // Test clicking each "Remove" button. For extra robustness, test them out
        // of sequential order. They are 0-indexed, and get renumbered after each
        // iteration, so array(1, 1, 0) means:
        // - First remove the 2nd file.
        // - Then remove what is then the 2nd file (was originally the 3rd file).
        // - Then remove the first file.
        foreach (array(
          1,
          1,
          0,
        ) as $delta) {

          // Ensure we have the expected number of Remove buttons, and that they
          // are numbered sequentially.
          $buttons = $this
            ->xpath('//input[@type="submit" and @value="Remove"]');
          $this
            ->assertTrue(is_array($buttons) && count($buttons) === $num_expected_remove_buttons, format_string('There are %n "Remove" buttons displayed (JSMode=%type).', array(
            '%n' => $num_expected_remove_buttons,
            '%type' => $type,
          )));
          foreach ($buttons as $i => $button) {
            $key = $i >= $remaining ? $i - $remaining : $i;
            $check_field_name = $field_name2;
            if ($current_field_name == $field_name && $i < $remaining) {
              $check_field_name = $field_name;
            }
            $this
              ->assertIdentical((string) $button['name'], $check_field_name . '_' . LANGUAGE_NONE . '_' . $key . '_remove_button');
          }

          // "Click" the remove button (emulating either a nojs or js submission).
          $button_name = $current_field_name . '_' . LANGUAGE_NONE . '_' . $delta . '_remove_button';
          switch ($type) {
            case 'nojs':

              // drupalPost() takes a $submit parameter that is the value of the
              // button whose click we want to emulate. Since we have multiple
              // buttons with the value "Remove", and want to control which one we
              // use, we change the value of the other ones to something else.
              // Since non-clicked buttons aren't included in the submitted POST
              // data, and since drupalPost() will result in $this being updated
              // with a newly rebuilt form, this doesn't cause problems.
              foreach ($buttons as $button) {
                if ($button['name'] != $button_name) {
                  $button['value'] = 'DUMMY';
                }
              }
              $this
                ->drupalPost(NULL, array(), t('Remove'));
              break;
            case 'js':

              // drupalPostAJAX() lets us target the button precisely, so we don't
              // require the workaround used above for nojs.
              $this
                ->drupalPostAJAX(NULL, array(), array(
                $button_name => t('Remove'),
              ));
              break;
          }
          $num_expected_remove_buttons--;
          $remaining--;

          // Ensure an "Upload" button for the current field is displayed with the
          // correct name.
          $upload_button_name = $current_field_name . '_' . LANGUAGE_NONE . '_' . $remaining . '_upload_button';
          $buttons = $this
            ->xpath('//input[@type="submit" and @value="Upload" and @name=:name]', array(
            ':name' => $upload_button_name,
          ));
          $this
            ->assertTrue(is_array($buttons) && count($buttons) == 1, format_string('The upload button is displayed with the correct name (JSMode=%type).', array(
            '%type' => $type,
          )));

          // Ensure only at most one button per field is displayed.
          $buttons = $this
            ->xpath('//input[@type="submit" and @value="Upload"]');
          $expected = $current_field_name == $field_name ? 1 : 2;
          $this
            ->assertTrue(is_array($buttons) && count($buttons) == $expected, format_string('After removing a file, only one "Upload" button for each possible field is displayed (JSMode=%type).', array(
            '%type' => $type,
          )));
        }
      }

      // Ensure the page now has no Remove buttons.
      $this
        ->assertNoFieldByXPath('//input[@type="submit"]', t('Remove'), format_string('After removing all files, there is no "Remove" button displayed (JSMode=%type).', array(
        '%type' => $type,
      )));

      // Save the node and ensure it does not have any files.
      $this
        ->drupalPost(NULL, array(
        'title' => $this
          ->randomName(),
      ), t('Save'));
      $matches = array();
      preg_match('/node\\/([0-9]+)/', $this
        ->getUrl(), $matches);
      $nid = $matches[1];
      $node = node_load($nid, NULL, TRUE);
      $this
        ->assertTrue(empty($node->{$field_name}[LANGUAGE_NONE][0]['fid']), 'Node was successfully saved without any files.');
    }
  }

  /**
   * Tests a file field with a "Private files" upload destination setting.
   */
  function testPrivateFileSetting() {

    // Use 'page' instead of 'article', so that the 'article' image field does
    // not conflict with this test. If in the future the 'page' type gets its
    // own default file or image field, this test can be made more robust by
    // using a custom node type.
    $type_name = 'page';
    $field_name = strtolower($this
      ->randomName());
    $this
      ->createFileField($field_name, $type_name);
    $field = field_info_field($field_name);
    $instance = field_info_instance('node', $field_name, $type_name);
    $test_file = $this
      ->getTestFile('text');

    // Change the field setting to make its files private, and upload a file.
    $edit = array(
      'field[settings][uri_scheme]' => 'private',
    );
    $this
      ->drupalPost("admin/structure/types/manage/{$type_name}/fields/{$field_name}", $edit, t('Save settings'));
    $nid = $this
      ->uploadNodeFile($test_file, $field_name, $type_name);
    $node = node_load($nid, NULL, TRUE);
    $node_file = (object) $node->{$field_name}[LANGUAGE_NONE][0];
    $this
      ->assertFileExists($node_file, 'New file saved to disk on node creation.');

    // Ensure the private file is available to the user who uploaded it.
    $this
      ->drupalGet(file_create_url($node_file->uri));
    $this
      ->assertResponse(200, 'Confirmed that the generated URL is correct by downloading the shipped file.');

    // Ensure we can't change 'uri_scheme' field settings while there are some
    // entities with uploaded files.
    $this
      ->drupalGet("admin/structure/types/manage/{$type_name}/fields/{$field_name}");
    $this
      ->assertFieldByXpath('//input[@id="edit-field-settings-uri-scheme-public" and @disabled="disabled"]', 'public', 'Upload destination setting disabled.');

    // Delete node and confirm that setting could be changed.
    node_delete($nid);
    $this
      ->drupalGet("admin/structure/types/manage/{$type_name}/fields/{$field_name}");
    $this
      ->assertFieldByXpath('//input[@id="edit-field-settings-uri-scheme-public" and not(@disabled)]', 'public', 'Upload destination setting enabled.');
  }

  /**
   * Tests that download restrictions on private files work on comments.
   */
  function testPrivateFileComment() {
    $user = $this
      ->drupalCreateUser(array(
      'access comments',
    ));

    // Remove access comments permission from anon user.
    $edit = array(
      DRUPAL_ANONYMOUS_RID . '[access comments]' => FALSE,
    );
    $this
      ->drupalPost('admin/people/permissions', $edit, t('Save permissions'));

    // Create a new field.
    $edit = array(
      'fields[_add_new_field][label]' => $label = $this
        ->randomName(),
      'fields[_add_new_field][field_name]' => $name = strtolower($this
        ->randomName()),
      'fields[_add_new_field][type]' => 'file',
      'fields[_add_new_field][widget_type]' => 'file_generic',
    );
    $this
      ->drupalPost('admin/structure/types/manage/article/comment/fields', $edit, t('Save'));
    $edit = array(
      'field[settings][uri_scheme]' => 'private',
    );
    $this
      ->drupalPost(NULL, $edit, t('Save field settings'));
    $this
      ->drupalPost(NULL, array(), t('Save settings'));

    // Create node.
    $text_file = $this
      ->getTestFile('text');
    $edit = array(
      'title' => $this
        ->randomName(),
    );
    $this
      ->drupalPost('node/add/article', $edit, t('Save'));
    $node = $this
      ->drupalGetNodeByTitle($edit['title']);

    // Add a comment with a file.
    $text_file = $this
      ->getTestFile('text');
    $edit = array(
      'files[field_' . $name . '_' . LANGUAGE_NONE . '_' . 0 . ']' => drupal_realpath($text_file->uri),
      'comment_body[' . LANGUAGE_NONE . '][0][value]' => $comment_body = $this
        ->randomName(),
    );
    $this
      ->drupalPost(NULL, $edit, t('Save'));

    // Get the comment ID.
    preg_match('/comment-([0-9]+)/', $this
      ->getUrl(), $matches);
    $cid = $matches[1];

    // Log in as normal user.
    $this
      ->drupalLogin($user);
    $comment = comment_load($cid);
    $comment_file = (object) $comment->{'field_' . $name}[LANGUAGE_NONE][0];
    $this
      ->assertFileExists($comment_file, 'New file saved to disk on node creation.');

    // Test authenticated file download.
    $url = file_create_url($comment_file->uri);
    $this
      ->assertNotEqual($url, NULL, 'Confirmed that the URL is valid');
    $this
      ->drupalGet(file_create_url($comment_file->uri));
    $this
      ->assertResponse(200, 'Confirmed that the generated URL is correct by downloading the shipped file.');

    // Test anonymous file download.
    $this
      ->drupalLogout();
    $this
      ->drupalGet(file_create_url($comment_file->uri));
    $this
      ->assertResponse(403, 'Confirmed that access is denied for the file without the needed permission.');

    // Unpublishes node.
    $this
      ->drupalLogin($this->admin_user);
    $edit = array(
      'status' => FALSE,
    );
    $this
      ->drupalPost('node/' . $node->nid . '/edit', $edit, t('Save'));

    // Ensures normal user can no longer download the file.
    $this
      ->drupalLogin($user);
    $this
      ->drupalGet(file_create_url($comment_file->uri));
    $this
      ->assertResponse(403, 'Confirmed that access is denied for the file without the needed permission.');
  }

}

Members

Name	Modifiers	Type	Description	Overrides
DrupalTestCase::$assertions	protected	property	Assertions thrown in that test case.
DrupalTestCase::$databasePrefix	protected	property	The database prefix of this test run.
DrupalTestCase::$originalFileDirectory	protected	property	The original file directory, before it was changed for testing purposes.
DrupalTestCase::$results	public	property	Current results of this test case.
DrupalTestCase::$setup	protected	property	Flag to indicate whether the test has been set up.
DrupalTestCase::$setupDatabasePrefix	protected	property
DrupalTestCase::$setupEnvironment	protected	property
DrupalTestCase::$skipClasses	protected	property	This class is skipped when looking for the source of an assertion.
DrupalTestCase::$testId	protected	property	The test run ID.
DrupalTestCase::$timeLimit	protected	property	Time limit for the test.
DrupalTestCase::$useSetupInstallationCache	public	property	Whether to cache the installation part of the setUp() method.
DrupalTestCase::$useSetupModulesCache	public	property	Whether to cache the modules installation part of the setUp() method.
DrupalTestCase::$verboseDirectoryUrl	protected	property	URL to the verbose output file directory.
DrupalTestCase::assert	protected	function	Internal helper: stores the assert.
DrupalTestCase::assertEqual	protected	function	Check to see if two values are equal.
DrupalTestCase::assertFalse	protected	function	Check to see if a value is false (an empty string, 0, NULL, or FALSE).
DrupalTestCase::assertIdentical	protected	function	Check to see if two values are identical.
DrupalTestCase::assertNotEqual	protected	function	Check to see if two values are not equal.
DrupalTestCase::assertNotIdentical	protected	function	Check to see if two values are not identical.
DrupalTestCase::assertNotNull	protected	function	Check to see if a value is not NULL.
DrupalTestCase::assertNull	protected	function	Check to see if a value is NULL.
DrupalTestCase::assertTrue	protected	function	Check to see if a value is not false (not an empty string, 0, NULL, or FALSE).
DrupalTestCase::deleteAssert	public static	function	Delete an assertion record by message ID.
DrupalTestCase::error	protected	function	Fire an error assertion.	1
DrupalTestCase::errorHandler	public	function	Handle errors during test runs.	1
DrupalTestCase::exceptionHandler	protected	function	Handle exceptions.
DrupalTestCase::fail	protected	function	Fire an assertion that is always negative.
DrupalTestCase::generatePermutations	public static	function	Converts a list of possible parameters into a stack of permutations.
DrupalTestCase::getAssertionCall	protected	function	Cycles through backtrace until the first non-assertion method is found.
DrupalTestCase::getDatabaseConnection	public static	function	Returns the database connection to the site running Simpletest.
DrupalTestCase::insertAssert	public static	function	Store an assertion from outside the testing context.
DrupalTestCase::pass	protected	function	Fire an assertion that is always positive.
DrupalTestCase::randomName	public static	function	Generates a random string containing letters and numbers.
DrupalTestCase::randomString	public static	function	Generates a random string of ASCII characters of codes 32 to 126.
DrupalTestCase::run	public	function	Run all tests in this class.
DrupalTestCase::verbose	protected	function	Logs a verbose message in a text file.
DrupalWebTestCase::$additionalCurlOptions	protected	property	Additional cURL options.
DrupalWebTestCase::$content	protected	property	The content of the page currently loaded in the internal browser.
DrupalWebTestCase::$cookieFile	protected	property	The current cookie file used by cURL.
DrupalWebTestCase::$cookies	protected	property	The cookies of the page currently loaded in the internal browser.
DrupalWebTestCase::$curlHandle	protected	property	The handle of the current cURL connection.
DrupalWebTestCase::$drupalSettings	protected	property	The value of the Drupal.settings JavaScript variable for the page currently loaded in the internal browser.
DrupalWebTestCase::$elements	protected	property	The parsed version of the page.
DrupalWebTestCase::$generatedTestFiles	protected	property	Whether the files were copied to the test files directory.
DrupalWebTestCase::$headers	protected	property	The headers of the page currently loaded in the internal browser.
DrupalWebTestCase::$httpauth_credentials	protected	property	HTTP authentication credentials (<username>:<password>).
DrupalWebTestCase::$httpauth_method	protected	property	HTTP authentication method
DrupalWebTestCase::$loggedInUser	protected	property	The current user logged in using the internal browser.
DrupalWebTestCase::$originalShutdownCallbacks	protected	property	The original shutdown handlers array, before it was cleaned for testing purposes.
DrupalWebTestCase::$originalUser	protected	property	The original user, before it was changed to a clean uid = 1 for testing purposes.
DrupalWebTestCase::$plainTextContent	protected	property	The content of the page currently loaded in the internal browser (plain text version).
DrupalWebTestCase::$profile	protected	property	The profile to install as a basis for testing.	20
DrupalWebTestCase::$redirect_count	protected	property	The number of redirects followed during the handling of a request.
DrupalWebTestCase::$session_id	protected	property	The current session ID, if available.
DrupalWebTestCase::$session_name	protected	property	The current session name, if available.
DrupalWebTestCase::$url	protected	property	The URL currently loaded in the internal browser.
DrupalWebTestCase::assertField	protected	function	Asserts that a field exists with the given name or ID.
DrupalWebTestCase::assertFieldById	protected	function	Asserts that a field exists in the current page with the given ID and value.
DrupalWebTestCase::assertFieldByName	protected	function	Asserts that a field exists in the current page with the given name and value.
DrupalWebTestCase::assertFieldByXPath	protected	function	Asserts that a field exists in the current page by the given XPath.
DrupalWebTestCase::assertFieldChecked	protected	function	Asserts that a checkbox field in the current page is checked.
DrupalWebTestCase::assertLink	protected	function	Pass if a link with the specified label is found, and optional with the specified index.
DrupalWebTestCase::assertLinkByHref	protected	function	Pass if a link containing a given href (part) is found.
DrupalWebTestCase::assertMail	protected	function	Asserts that the most recently sent e-mail message has the given value.
DrupalWebTestCase::assertMailPattern	protected	function	Asserts that the most recently sent e-mail message has the pattern in it.
DrupalWebTestCase::assertMailString	protected	function	Asserts that the most recently sent e-mail message has the string in it.
DrupalWebTestCase::assertNoDuplicateIds	protected	function	Asserts that each HTML ID is used for just a single element.
DrupalWebTestCase::assertNoField	protected	function	Asserts that a field does not exist with the given name or ID.
DrupalWebTestCase::assertNoFieldById	protected	function	Asserts that a field does not exist with the given ID and value.
DrupalWebTestCase::assertNoFieldByName	protected	function	Asserts that a field does not exist with the given name and value.
DrupalWebTestCase::assertNoFieldByXPath	protected	function	Asserts that a field doesn't exist or its value doesn't match, by XPath.
DrupalWebTestCase::assertNoFieldChecked	protected	function	Asserts that a checkbox field in the current page is not checked.
DrupalWebTestCase::assertNoLink	protected	function	Pass if a link with the specified label is not found.
DrupalWebTestCase::assertNoLinkByHref	protected	function	Pass if a link containing a given href (part) is not found.
DrupalWebTestCase::assertNoOptionSelected	protected	function	Asserts that a select option in the current page is not checked.
DrupalWebTestCase::assertNoPattern	protected	function	Will trigger a pass if the perl regex pattern is not present in raw content.
DrupalWebTestCase::assertNoRaw	protected	function	Pass 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::assertNoResponse	protected	function	Asserts the page did not return the specified response code.
DrupalWebTestCase::assertNoText	protected	function	Pass 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::assertNoTitle	protected	function	Pass if the page title is not the given string.
DrupalWebTestCase::assertNoUniqueText	protected	function	Pass if the text is found MORE THAN ONCE on the text version of the page.
DrupalWebTestCase::assertOptionSelected	protected	function	Asserts that a select option in the current page is checked.
DrupalWebTestCase::assertPattern	protected	function	Will trigger a pass if the Perl regex pattern is found in the raw content.
DrupalWebTestCase::assertRaw	protected	function	Pass if the raw text IS found on the loaded page, fail otherwise. Raw text refers to the raw HTML that the page generated.
DrupalWebTestCase::assertResponse	protected	function	Asserts the page responds with the specified response code.
DrupalWebTestCase::assertText	protected	function	Pass 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::assertTextHelper	protected	function	Helper for assertText and assertNoText.
DrupalWebTestCase::assertThemeOutput	protected	function	Asserts themed output.
DrupalWebTestCase::assertTitle	protected	function	Pass if the page title is the given string.
DrupalWebTestCase::assertUniqueText	protected	function	Pass if the text is found ONLY ONCE on the text version of the page.
DrupalWebTestCase::assertUniqueTextHelper	protected	function	Helper for assertUniqueText and assertNoUniqueText.
DrupalWebTestCase::assertUrl	protected	function	Pass if the internal browser's URL matches the given path.
DrupalWebTestCase::buildXPathQuery	protected	function	Builds an XPath query.
DrupalWebTestCase::changeDatabasePrefix	protected	function	Changes the database connection to the prefixed one.
DrupalWebTestCase::checkForMetaRefresh	protected	function	Check 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::checkPermissions	protected	function	Check to make sure that the array of permissions are valid.
DrupalWebTestCase::clickLink	protected	function	Follows a link by name.
DrupalWebTestCase::constructFieldXpath	protected	function	Helper function: construct an XPath for the given set of attributes and value.
DrupalWebTestCase::copySetupCache	protected	function	Copy the setup cache from/to another table and files directory.
DrupalWebTestCase::cronRun	protected	function	Runs cron in the Drupal installed by Simpletest.
DrupalWebTestCase::curlClose	protected	function	Close the cURL handler and unset the handler.
DrupalWebTestCase::curlExec	protected	function	Initializes and executes a cURL request.
DrupalWebTestCase::curlHeaderCallback	protected	function	Reads headers and registers errors received from the tested site.
DrupalWebTestCase::curlInitialize	protected	function	Initializes the cURL connection.
DrupalWebTestCase::drupalCompareFiles	protected	function	Compare two files based on size and file name.
DrupalWebTestCase::drupalCreateContentType	protected	function	Creates a custom content type based on default settings.
DrupalWebTestCase::drupalCreateNode	protected	function	Creates a node based on default settings.
DrupalWebTestCase::drupalCreateRole	protected	function	Creates a role with specified permissions.
DrupalWebTestCase::drupalCreateUser	protected	function	Create a user with a given set of permissions.
DrupalWebTestCase::drupalGet	protected	function	Retrieves a Drupal path or an absolute path.
DrupalWebTestCase::drupalGetAJAX	protected	function	Retrieve a Drupal path or an absolute path and JSON decode the result.
DrupalWebTestCase::drupalGetContent	protected	function	Gets the current raw HTML of requested page.
DrupalWebTestCase::drupalGetHeader	protected	function	Gets 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::drupalGetHeaders	protected	function	Gets 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::drupalGetMails	protected	function	Gets an array containing all e-mails sent during this test case.
DrupalWebTestCase::drupalGetNodeByTitle		function	Get a node from the database based on its title.
DrupalWebTestCase::drupalGetSettings	protected	function	Gets the value of the Drupal.settings JavaScript variable for the currently loaded page.
DrupalWebTestCase::drupalGetTestFiles	protected	function	Get a list files that can be used in tests.
DrupalWebTestCase::drupalGetToken	protected	function	Generate a token for the currently logged in user.
DrupalWebTestCase::drupalHead	protected	function	Retrieves only the headers for a Drupal path or an absolute path.
DrupalWebTestCase::drupalLogin	protected	function	Log in a user with the internal browser.
DrupalWebTestCase::drupalLogout	protected	function
DrupalWebTestCase::drupalPost	protected	function	Execute a POST request on a Drupal page. It will be done as usual POST request with SimpleBrowser.
DrupalWebTestCase::drupalPostAJAX	protected	function	Execute an Ajax submission.
DrupalWebTestCase::drupalSetContent	protected	function	Sets 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::drupalSetSettings	protected	function	Sets the value of the Drupal.settings JavaScript variable for the currently loaded page.
DrupalWebTestCase::getAbsoluteUrl	protected	function	Takes a path and returns an absolute path.
DrupalWebTestCase::getAllOptions	protected	function	Get all option elements, including nested options, in a select.
DrupalWebTestCase::getSelectedItem	protected	function	Get the selected value from a select field.
DrupalWebTestCase::getSetupCacheKey	protected	function	Returns the cache key used for the setup caching.
DrupalWebTestCase::getUrl	protected	function	Get the current URL from the cURL handler.
DrupalWebTestCase::handleForm	protected	function	Handle 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::loadSetupCache	protected	function	Copies the cached tables and files for a cached installation setup.
DrupalWebTestCase::parse	protected	function	Parse content returned from curlExec using DOM and SimpleXML.
DrupalWebTestCase::preloadRegistry	protected	function	Preload the registry from the testing site.
DrupalWebTestCase::prepareDatabasePrefix	protected	function	Generates a database prefix for running tests.
DrupalWebTestCase::prepareEnvironment	protected	function	Prepares the current environment for running the test.
DrupalWebTestCase::recursiveDirectoryCopy	protected	function	Recursively copy one directory to another.
DrupalWebTestCase::refreshVariables	protected	function	Refresh the in-memory set of variables. Useful after a page request is made that changes a variable in a different thread.	1
DrupalWebTestCase::resetAll	protected	function	Reset all data structures after having enabled new modules.
DrupalWebTestCase::storeSetupCache	protected	function	Store the installation setup to a cache.
DrupalWebTestCase::tearDown	protected	function	Delete created files and temporary files directory, delete the tables created by setUp(), and reset the database prefix.	6
DrupalWebTestCase::verboseEmail	protected	function	Outputs to verbose the most recent $count emails sent.
DrupalWebTestCase::xpath	protected	function	Perform an xpath search on the contents of the internal browser. The search is relative to the root element (HTML tag normally) of the page.
DrupalWebTestCase::__construct		function	Constructor for DrupalWebTestCase. Overrides DrupalTestCase::__construct	1
FileFieldTestCase::$admin_user	protected	property
FileFieldTestCase::assertFileEntryExists		function	Asserts that a file exists in the database.
FileFieldTestCase::assertFileEntryNotExists		function	Asserts that a file does not exist in the database.
FileFieldTestCase::assertFileExists		function	Asserts that a file exists physically on disk.
FileFieldTestCase::assertFileIsPermanent		function	Asserts that a file's status is set to permanent in the database.
FileFieldTestCase::assertFileNotExists		function	Asserts that a file does not exist on disk.
FileFieldTestCase::attachFileField		function	Attaches a file field to an entity.
FileFieldTestCase::createFileField		function	Creates a new file field.
FileFieldTestCase::createTemporaryFile		function	Creates a temporary file, for a specific user.
FileFieldTestCase::getLastFileId		function	Retrieves the fid of the last inserted file.
FileFieldTestCase::getTestFile		function	Retrieves a sample file of the specified type.
FileFieldTestCase::removeNodeFile		function	Removes a file from a node.
FileFieldTestCase::replaceNodeFile		function	Replaces a file within a node.
FileFieldTestCase::setUp		function	Sets up a Drupal site for running functional and integration tests. Overrides DrupalWebTestCase::setUp	3
FileFieldTestCase::updateFileField		function	Updates an existing file field with new settings.
FileFieldTestCase::uploadNodeFile		function	Uploads a file to a node.
FileFieldWidgetTestCase::doTestTemporaryFileRemovalExploit	protected	function	Helper for testing exploiting the temporary file removal using fid.
FileFieldWidgetTestCase::getInfo	public static	function
FileFieldWidgetTestCase::testMultiValuedWidget		function	Tests upload and remove buttons for multiple multi-valued File fields.
FileFieldWidgetTestCase::testPrivateFileComment		function	Tests that download restrictions on private files work on comments.
FileFieldWidgetTestCase::testPrivateFileSetting		function	Tests a file field with a "Private files" upload destination setting.
FileFieldWidgetTestCase::testSingleValuedWidget		function	Tests upload and remove buttons for a single-valued File field.
FileFieldWidgetTestCase::testTemporaryFileRemovalExploit		function	Tests exploiting the temporary file removal of another user using fid.
FileFieldWidgetTestCase::testTemporaryFileRemovalExploitAnonymous	public	function	Tests exploiting the temporary file removal for anonymous users using fid.
FileFieldWidgetTestCase::testWidgetValidation		function	Tests validation with the Upload button.

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class FileFieldWidgetTestCase in Drupal 7

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