class SessionTestCase in Drupal 7

@file Provides SimpleTests for core session handling functionality.

Hierarchy

• class \DrupalTestCase
  • class \DrupalWebTestCase
    • class \SessionTestCase

File

modules/simpletest/tests/session.test, line 8

Provides SimpleTests for core session handling functionality.

class SessionTestCase extends DrupalWebTestCase {
  public static function getInfo() {
    return array(
      'name' => 'Session tests',
      'description' => 'Drupal session handling tests.',
      'group' => 'Session',
    );
  }
  function setUp() {
    parent::setUp('session_test');
  }

  /**
   * Tests for drupal_save_session() and drupal_session_regenerate().
   */
  function testSessionSaveRegenerate() {
    $this
      ->assertFalse(drupal_save_session(), 'drupal_save_session() correctly returns FALSE (inside of testing framework) when initially called with no arguments.', 'Session');
    $this
      ->assertFalse(drupal_save_session(FALSE), 'drupal_save_session() correctly returns FALSE when called with FALSE.', 'Session');
    $this
      ->assertFalse(drupal_save_session(), 'drupal_save_session() correctly returns FALSE when saving has been disabled.', 'Session');
    $this
      ->assertTrue(drupal_save_session(TRUE), 'drupal_save_session() correctly returns TRUE when called with TRUE.', 'Session');
    $this
      ->assertTrue(drupal_save_session(), 'drupal_save_session() correctly returns TRUE when saving has been enabled.', 'Session');

    // Test session hardening code from SA-2008-044.
    $user = $this
      ->drupalCreateUser(array(
      'access content',
    ));

    // Enable sessions.
    $this
      ->sessionReset($user->uid);

    // Make sure the session cookie is set as HttpOnly.
    $this
      ->drupalLogin($user);
    $this
      ->assertTrue(preg_match('/HttpOnly/i', $this
      ->drupalGetHeader('Set-Cookie', TRUE)), 'Session cookie is set as HttpOnly.');
    $this
      ->drupalLogout();

    // Verify that the session is regenerated if a module calls exit
    // in hook_user_login().
    user_save($user, array(
      'name' => 'session_test_user',
    ));
    $user->name = 'session_test_user';
    $this
      ->drupalGet('session-test/id');
    $matches = array();
    preg_match('/\\s*session_id:(.*)\\n/', $this
      ->drupalGetContent(), $matches);
    $this
      ->assertTrue(!empty($matches[1]), 'Found session ID before logging in.');
    $original_session = $matches[1];

    // We cannot use $this->drupalLogin($user); because we exit in
    // session_test_user_login() which breaks a normal assertion.
    $edit = array(
      'name' => $user->name,
      'pass' => $user->pass_raw,
    );
    $this
      ->drupalPost('user', $edit, t('Log in'));
    $this
      ->drupalGet('user');
    $pass = $this
      ->assertText($user->name, format_string('Found name: %name', array(
      '%name' => $user->name,
    )), 'User login');
    $this->_logged_in = $pass;
    $this
      ->drupalGet('session-test/id');
    $matches = array();
    preg_match('/\\s*session_id:(.*)\\n/', $this
      ->drupalGetContent(), $matches);
    $this
      ->assertTrue(!empty($matches[1]), 'Found session ID after logging in.');
    $this
      ->assertTrue($matches[1] != $original_session, 'Session ID changed after login.');
  }

  /**
   * Test data persistence via the session_test module callbacks.
   */
  function testDataPersistence() {
    $user = $this
      ->drupalCreateUser(array(
      'access content',
    ));

    // Enable sessions.
    $this
      ->sessionReset($user->uid);
    $this
      ->drupalLogin($user);
    $value_1 = $this
      ->randomName();
    $this
      ->drupalGet('session-test/set/' . $value_1);
    $this
      ->assertText($value_1, 'The session value was stored.', 'Session');
    $this
      ->drupalGet('session-test/get');
    $this
      ->assertText($value_1, 'Session correctly returned the stored data for an authenticated user.', 'Session');

    // Attempt to write over val_1. If drupal_save_session(FALSE) is working.
    // properly, val_1 will still be set.
    $value_2 = $this
      ->randomName();
    $this
      ->drupalGet('session-test/no-set/' . $value_2);
    $this
      ->assertText($value_2, 'The session value was correctly passed to session-test/no-set.', 'Session');
    $this
      ->drupalGet('session-test/get');
    $this
      ->assertText($value_1, 'Session data is not saved for drupal_save_session(FALSE).', 'Session');

    // Switch browser cookie to anonymous user, then back to user 1.
    $this
      ->sessionReset();
    $this
      ->sessionReset($user->uid);
    $this
      ->assertText($value_1, 'Session data persists through browser close.', 'Session');

    // Logout the user and make sure the stored value no longer persists.
    $this
      ->drupalLogout();
    $this
      ->sessionReset();
    $this
      ->drupalGet('session-test/get');
    $this
      ->assertNoText($value_1, "After logout, previous user's session data is not available.", 'Session');

    // Now try to store some data as an anonymous user.
    $value_3 = $this
      ->randomName();
    $this
      ->drupalGet('session-test/set/' . $value_3);
    $this
      ->assertText($value_3, 'Session data stored for anonymous user.', 'Session');
    $this
      ->drupalGet('session-test/get');
    $this
      ->assertText($value_3, 'Session correctly returned the stored data for an anonymous user.', 'Session');

    // Try to store data when drupal_save_session(FALSE).
    $value_4 = $this
      ->randomName();
    $this
      ->drupalGet('session-test/no-set/' . $value_4);
    $this
      ->assertText($value_4, 'The session value was correctly passed to session-test/no-set.', 'Session');
    $this
      ->drupalGet('session-test/get');
    $this
      ->assertText($value_3, 'Session data is not saved for drupal_save_session(FALSE).', 'Session');

    // Login, the data should persist.
    $this
      ->drupalLogin($user);
    $this
      ->sessionReset($user->uid);
    $this
      ->drupalGet('session-test/get');
    $this
      ->assertNoText($value_1, 'Session has persisted for an authenticated user after logging out and then back in.', 'Session');

    // Change session and create another user.
    $user2 = $this
      ->drupalCreateUser(array(
      'access content',
    ));
    $this
      ->sessionReset($user2->uid);
    $this
      ->drupalLogin($user2);
  }

  /**
   * Test that empty anonymous sessions are destroyed.
   */
  function testEmptyAnonymousSession() {

    // Verify that no session is automatically created for anonymous user.
    $this
      ->drupalGet('');
    $this
      ->assertSessionCookie(FALSE);
    $this
      ->assertSessionEmpty(TRUE);

    // The same behavior is expected when caching is enabled.
    variable_set('cache', 1);
    $this
      ->drupalGet('');
    $this
      ->assertSessionCookie(FALSE);
    $this
      ->assertSessionEmpty(TRUE);
    $this
      ->assertEqual($this
      ->drupalGetHeader('X-Drupal-Cache'), 'MISS', 'Page was not cached.');

    // Start a new session by setting a message.
    $this
      ->drupalGet('session-test/set-message');
    $this
      ->assertSessionCookie(TRUE);
    $this
      ->assertTrue($this
      ->drupalGetHeader('Set-Cookie'), 'New session was started.');

    // Display the message, during the same request the session is destroyed
    // and the session cookie is unset.
    $this
      ->drupalGet('');
    $this
      ->assertSessionCookie(FALSE);
    $this
      ->assertSessionEmpty(FALSE);
    $this
      ->assertFalse($this
      ->drupalGetHeader('X-Drupal-Cache'), 'Caching was bypassed.');
    $this
      ->assertText(t('This is a dummy message.'), 'Message was displayed.');
    $this
      ->assertTrue(preg_match('/SESS\\w+=deleted/', $this
      ->drupalGetHeader('Set-Cookie')), 'Session cookie was deleted.');

    // Verify that session was destroyed.
    $this
      ->drupalGet('');
    $this
      ->assertSessionCookie(FALSE);
    $this
      ->assertSessionEmpty(TRUE);
    $this
      ->assertNoText(t('This is a dummy message.'), 'Message was not cached.');
    $this
      ->assertEqual($this
      ->drupalGetHeader('X-Drupal-Cache'), 'HIT', 'Page was cached.');
    $this
      ->assertFalse($this
      ->drupalGetHeader('Set-Cookie'), 'New session was not started.');

    // Verify that no session is created if drupal_save_session(FALSE) is called.
    $this
      ->drupalGet('session-test/set-message-but-dont-save');
    $this
      ->assertSessionCookie(FALSE);
    $this
      ->assertSessionEmpty(TRUE);

    // Verify that no message is displayed.
    $this
      ->drupalGet('');
    $this
      ->assertSessionCookie(FALSE);
    $this
      ->assertSessionEmpty(TRUE);
    $this
      ->assertNoText(t('This is a dummy message.'), 'The message was not saved.');
  }

  /**
   * Test that sessions are only saved when necessary.
   */
  function testSessionWrite() {
    $user = $this
      ->drupalCreateUser(array(
      'access content',
    ));
    $this
      ->drupalLogin($user);
    $sql = 'SELECT u.access, s.timestamp FROM {users} u INNER JOIN {sessions} s ON u.uid = s.uid WHERE u.uid = :uid';
    $times1 = db_query($sql, array(
      ':uid' => $user->uid,
    ))
      ->fetchObject();

    // Before every request we sleep one second to make sure that if the session
    // is saved, its timestamp will change.
    // Modify the session.
    sleep(1);
    $this
      ->drupalGet('session-test/set/foo');
    $times2 = db_query($sql, array(
      ':uid' => $user->uid,
    ))
      ->fetchObject();
    $this
      ->assertEqual($times2->access, $times1->access, 'Users table was not updated.');
    $this
      ->assertNotEqual($times2->timestamp, $times1->timestamp, 'Sessions table was updated.');

    // Write the same value again, i.e. do not modify the session.
    sleep(1);
    $this
      ->drupalGet('session-test/set/foo');
    $times3 = db_query($sql, array(
      ':uid' => $user->uid,
    ))
      ->fetchObject();
    $this
      ->assertEqual($times3->access, $times1->access, 'Users table was not updated.');
    $this
      ->assertEqual($times3->timestamp, $times2->timestamp, 'Sessions table was not updated.');

    // Do not change the session.
    sleep(1);
    $this
      ->drupalGet('');
    $times4 = db_query($sql, array(
      ':uid' => $user->uid,
    ))
      ->fetchObject();
    $this
      ->assertEqual($times4->access, $times3->access, 'Users table was not updated.');
    $this
      ->assertEqual($times4->timestamp, $times3->timestamp, 'Sessions table was not updated.');

    // Force updating of users and sessions table once per second.
    variable_set('session_write_interval', 0);
    $this
      ->drupalGet('');
    $times5 = db_query($sql, array(
      ':uid' => $user->uid,
    ))
      ->fetchObject();
    $this
      ->assertNotEqual($times5->access, $times4->access, 'Users table was updated.');
    $this
      ->assertNotEqual($times5->timestamp, $times4->timestamp, 'Sessions table was updated.');
  }

  /**
   * Test that empty session IDs are not allowed.
   */
  function testEmptySessionID() {
    $user = $this
      ->drupalCreateUser(array(
      'access content',
    ));
    $this
      ->drupalLogin($user);
    $this
      ->drupalGet('session-test/is-logged-in');
    $this
      ->assertResponse(200, 'User is logged in.');

    // Reset the sid in {sessions} to a blank string. This may exist in the
    // wild in some cases, although we normally prevent it from happening.
    db_query("UPDATE {sessions} SET sid = '' WHERE uid = :uid", array(
      ':uid' => $user->uid,
    ));

    // Send a blank sid in the session cookie, and the session should no longer
    // be valid. Closing the curl handler will stop the previous session ID
    // from persisting.
    $this
      ->curlClose();
    $this->additionalCurlOptions[CURLOPT_COOKIE] = rawurlencode($this->session_name) . '=;';
    $this
      ->drupalGet('session-test/id-from-cookie');
    $this
      ->assertRaw("session_id:\n", 'Session ID is blank as sent from cookie header.');

    // Assert that we have an anonymous session now.
    $this
      ->drupalGet('session-test/is-logged-in');
    $this
      ->assertResponse(403, 'An empty session ID is not allowed.');
  }

  /**
   * Test absence of SameSite attribute on session cookies by default.
   */
  function testNoSameSiteCookieAttributeDefault() {
    $user = $this
      ->drupalCreateUser(array(
      'access content',
    ));
    $this
      ->sessionReset($user->uid);
    if (\PHP_VERSION_ID < 70300) {
      $this
        ->drupalLogin($user);
    }
    else {

      // PHP often defaults to an empty value for session.cookie_samesite but
      // that may vary, so we set an explicit empty value.
      // Send our own login POST so that we can pass a custom header to trigger
      // session_test.module to call ini_set('session.cookie_samesite', $value)
      $headers[] = 'X-Session-Cookie-Ini-Set: *EMPTY*';
      $edit = array(
        'name' => $user->name,
        'pass' => $user->pass_raw,
      );
      $this
        ->drupalPost('user', $edit, t('Log in'), array(), $headers);
    }
    $this
      ->assertFalse(preg_match('/SameSite=/i', $this
      ->drupalGetHeader('Set-Cookie', TRUE)), 'Session cookie has no SameSite attribute (default).');
  }

  /**
   * Test SameSite attribute = None by default on Secure session cookies.
   */
  function testSameSiteCookieAttributeNoneSecure() {
    $user = $this
      ->drupalCreateUser(array(
      'access content',
    ));
    $this
      ->sessionReset($user->uid);
    $headers = array();
    if (\PHP_VERSION_ID >= 70300) {

      // Send our own login POST so that we can pass a custom header to trigger
      // session_test.module to call ini_set('session.cookie_samesite', $value)
      $headers[] = 'X-Session-Cookie-Ini-Set: None';
    }

    // Test HTTPS session handling by altering the form action to submit the
    // login form through https.php, which creates a mock HTTPS request.
    $this
      ->drupalGet('user');
    $form = $this
      ->xpath('//form[@id="user-login"]');
    $form[0]['action'] = $this
      ->httpsUrl('user');
    $edit = array(
      'name' => $user->name,
      'pass' => $user->pass_raw,
    );
    $this
      ->drupalPost(NULL, $edit, t('Log in'), array(), $headers);
    $this
      ->assertTrue(preg_match('/SameSite=None/i', $this
      ->drupalGetHeader('Set-Cookie', TRUE)), 'Session cookie is set as SameSite=None.');
  }

  /**
   * Test SameSite attribute = None on session cookies.
   */
  function testSameSiteCookieAttributeNone() {
    variable_set('samesite_cookie_value', 'None');
    $user = $this
      ->drupalCreateUser(array(
      'access content',
    ));
    $this
      ->sessionReset($user->uid);
    $this
      ->drupalLogin($user);
    $this
      ->assertTrue(preg_match('/SameSite=None/i', $this
      ->drupalGetHeader('Set-Cookie', TRUE)), 'Session cookie is set as SameSite=None.');
  }

  /**
   * Test SameSite attribute = Lax on session cookies.
   */
  function testSameSiteCookieAttributeLax() {
    variable_set('samesite_cookie_value', 'Lax');
    $user = $this
      ->drupalCreateUser(array(
      'access content',
    ));
    $this
      ->sessionReset($user->uid);
    $this
      ->drupalLogin($user);
    $this
      ->assertTrue(preg_match('/SameSite=Lax/i', $this
      ->drupalGetHeader('Set-Cookie', TRUE)), 'Session cookie is set as SameSite=Lax.');
  }

  /**
   * Test SameSite attribute = Strict on session cookies.
   */
  function testSameSiteCookieAttributeStrict() {
    variable_set('samesite_cookie_value', 'Strict');
    $user = $this
      ->drupalCreateUser(array(
      'access content',
    ));
    $this
      ->sessionReset($user->uid);
    $this
      ->drupalLogin($user);
    $this
      ->assertTrue(preg_match('/SameSite=Strict/i', $this
      ->drupalGetHeader('Set-Cookie', TRUE)), 'Session cookie is set as SameSite=Strict.');
  }

  /**
   * Test disabling the samesite attribute on session cookies via $conf
   */
  function testSameSiteCookieAttributeDisabledViaConf() {
    $user = $this
      ->drupalCreateUser(array(
      'access content',
    ));
    $this
      ->sessionReset($user->uid);
    variable_set('samesite_cookie_value', FALSE);
    if (\PHP_VERSION_ID < 70300) {

      // There is no session.cookie_samesite in earlier PHP versions.
      $this
        ->drupalLogin($user);
    }
    else {

      // Send our own login POST so that we can pass a custom header to trigger
      // session_test.module to call ini_set('session.cookie_samesite', $value)
      $headers[] = 'X-Session-Cookie-Ini-Set: Lax';
      $edit = array(
        'name' => $user->name,
        'pass' => $user->pass_raw,
      );
      $this
        ->drupalPost('user', $edit, t('Log in'), array(), $headers);
    }
    $this
      ->assertFalse(preg_match('/SameSite=/i', $this
      ->drupalGetHeader('Set-Cookie', TRUE)), 'Session cookie has no SameSite attribute (conf).');
  }

  /**
   * Test disabling the samesite attribute on session cookies via php ini
   */
  function testSameSiteCookieAttributeDisabledViaPhpIni() {
    if (\PHP_VERSION_ID < 70300) {

      // There is no session.cookie_samesite in earlier PHP versions.
      $this
        ->pass('This test is only for PHP 7.3 and later.');
      return;
    }
    $user = $this
      ->drupalCreateUser(array(
      'access content',
    ));

    // Send our own login POST so that we can pass a custom header to trigger
    // session_test.module to call ini_set('session.cookie_samesite', $value)
    $headers[] = 'X-Session-Cookie-Ini-Set: *EMPTY*';
    $edit = array(
      'name' => $user->name,
      'pass' => $user->pass_raw,
    );
    $this
      ->drupalPost('user', $edit, t('Log in'), array(), $headers);
    $this
      ->assertFalse(preg_match('/SameSite=/i', $this
      ->drupalGetHeader('Set-Cookie', TRUE)), 'Session cookie has no SameSite attribute (ini).');
  }

  /**
   * Test that a PHP setting for session.cookie_samesite is not overridden by
   * the default value in Drupal, without a samesite_cookie_value variable.
   */
  function testSamesiteCookiePhpSettingLax() {
    if (\PHP_VERSION_ID < 70300) {

      // There is no session.cookie_samesite in earlier PHP versions.
      $this
        ->pass('This test is only for PHP 7.3 and later.');
      return;
    }
    $user = $this
      ->drupalCreateUser(array(
      'access content',
    ));

    // Send our own login POST so that we can pass a custom header to trigger
    // session_test.module to call ini_set('session.cookie_samesite', $value)
    $headers[] = 'X-Session-Cookie-Ini-Set: Lax';
    $edit = array(
      'name' => $user->name,
      'pass' => $user->pass_raw,
    );
    $this
      ->drupalPost('user', $edit, t('Log in'), array(), $headers);
    $this
      ->assertTrue(preg_match('/SameSite=Lax/i', $this
      ->drupalGetHeader('Set-Cookie', TRUE)), 'Session cookie is set as SameSite=Lax.');
  }

  /**
   * Test overriding the PHP setting for session.cookie_samesite with the
   * samesite_cookie_value variable.
   */
  function testSamesiteCookieOverrideLaxToStrict() {
    if (\PHP_VERSION_ID < 70300) {

      // There is no session.cookie_samesite in earlier PHP versions.
      $this
        ->pass('This test is only for PHP 7.3 and later.');
      return;
    }
    variable_set('samesite_cookie_value', 'Strict');
    $user = $this
      ->drupalCreateUser(array(
      'access content',
    ));

    // Send our own login POST so that we can pass a custom header to trigger
    // session_test.module to call ini_set('session.cookie_samesite', $value)
    $headers[] = 'X-Session-Cookie-Ini-Set: Lax';
    $edit = array(
      'name' => $user->name,
      'pass' => $user->pass_raw,
    );
    $this
      ->drupalPost('user', $edit, t('Log in'), array(), $headers);
    $this
      ->assertTrue(preg_match('/SameSite=Strict/i', $this
      ->drupalGetHeader('Set-Cookie', TRUE)), 'Session cookie is set as SameSite=Strict.');
  }

  /**
   * Test SameSite attribute = Lax on set-cookie header on logout.
   */
  function testSamesiteCookieLogoutLax() {
    variable_set('samesite_cookie_value', 'Lax');
    $user = $this
      ->drupalCreateUser(array(
      'access content',
    ));
    $this
      ->sessionReset($user->uid);
    $this
      ->drupalLogin($user);
    $this
      ->drupalGet('user/logout');
    $this
      ->assertTrue(preg_match('/SameSite=Lax/i', $this
      ->drupalGetHeader('Set-Cookie', TRUE)), 'Session cookie deletion includes SameSite=Lax.');
  }

  /**
   * Reset the cookie file so that it refers to the specified user.
   *
   * @param $uid User id to set as the active session.
   */
  function sessionReset($uid = 0) {

    // Close the internal browser.
    $this
      ->curlClose();
    $this->loggedInUser = FALSE;

    // Change cookie file for user.
    $this->cookieFile = file_stream_wrapper_get_instance_by_scheme('temporary')
      ->getDirectoryPath() . '/cookie.' . $uid . '.txt';
    $this->additionalCurlOptions[CURLOPT_COOKIEFILE] = $this->cookieFile;
    $this->additionalCurlOptions[CURLOPT_COOKIESESSION] = TRUE;
    $this
      ->drupalGet('session-test/get');
    $this
      ->assertResponse(200, 'Session test module is correctly enabled.', 'Session');
  }

  /**
   * Assert whether the SimpleTest browser sent a session cookie.
   */
  function assertSessionCookie($sent) {
    if ($sent) {
      $this
        ->assertNotNull($this->session_id, 'Session cookie was sent.');
    }
    else {
      $this
        ->assertNull($this->session_id, 'Session cookie was not sent.');
    }
  }

  /**
   * Assert whether $_SESSION is empty at the beginning of the request.
   */
  function assertSessionEmpty($empty) {
    if ($empty) {
      $this
        ->assertIdentical($this
        ->drupalGetHeader('X-Session-Empty'), '1', 'Session was empty.');
    }
    else {
      $this
        ->assertIdentical($this
        ->drupalGetHeader('X-Session-Empty'), '0', 'Session was not empty.');
    }
  }

  /**
   * Builds a URL for submitting a mock HTTPS request to HTTP test environments.
   *
   * @param $url
   *   A Drupal path such as 'user'.
   *
   * @return
   *   An absolute URL.
   */
  protected function httpsUrl($url) {
    global $base_url;
    return $base_url . '/modules/simpletest/tests/https.php?q=' . $url;
  }

}

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
SessionTestCase::assertSessionCookie		function	Assert whether the SimpleTest browser sent a session cookie.
SessionTestCase::assertSessionEmpty		function	Assert whether $_SESSION is empty at the beginning of the request.
SessionTestCase::getInfo	public static	function
SessionTestCase::httpsUrl	protected	function	Builds a URL for submitting a mock HTTPS request to HTTP test environments.
SessionTestCase::sessionReset		function	Reset the cookie file so that it refers to the specified user.
SessionTestCase::setUp		function	Sets up a Drupal site for running functional and integration tests. Overrides DrupalWebTestCase::setUp
SessionTestCase::testDataPersistence		function	Test data persistence via the session_test module callbacks.
SessionTestCase::testEmptyAnonymousSession		function	Test that empty anonymous sessions are destroyed.
SessionTestCase::testEmptySessionID		function	Test that empty session IDs are not allowed.
SessionTestCase::testNoSameSiteCookieAttributeDefault		function	Test absence of SameSite attribute on session cookies by default.
SessionTestCase::testSameSiteCookieAttributeDisabledViaConf		function	Test disabling the samesite attribute on session cookies via $conf
SessionTestCase::testSameSiteCookieAttributeDisabledViaPhpIni		function	Test disabling the samesite attribute on session cookies via php ini
SessionTestCase::testSameSiteCookieAttributeLax		function	Test SameSite attribute = Lax on session cookies.
SessionTestCase::testSameSiteCookieAttributeNone		function	Test SameSite attribute = None on session cookies.
SessionTestCase::testSameSiteCookieAttributeNoneSecure		function	Test SameSite attribute = None by default on Secure session cookies.
SessionTestCase::testSameSiteCookieAttributeStrict		function	Test SameSite attribute = Strict on session cookies.
SessionTestCase::testSamesiteCookieLogoutLax		function	Test SameSite attribute = Lax on set-cookie header on logout.
SessionTestCase::testSamesiteCookieOverrideLaxToStrict		function	Test overriding the PHP setting for session.cookie_samesite with the samesite_cookie_value variable.
SessionTestCase::testSamesiteCookiePhpSettingLax		function	Test that a PHP setting for session.cookie_samesite is not overridden by the default value in Drupal, without a samesite_cookie_value variable.
SessionTestCase::testSessionSaveRegenerate		function	Tests for drupal_save_session() and drupal_session_regenerate().
SessionTestCase::testSessionWrite		function	Test that sessions are only saved when necessary.