diff -r 07239de796bb -r e756a8c72c3d cms/drupal/modules/simpletest/tests/session_test.module
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/cms/drupal/modules/simpletest/tests/session_test.module	Fri Sep 08 12:04:06 2017 +0200
@@ -0,0 +1,192 @@
+<?php
+
+/**
+ * Implements hook_menu().
+ */
+function session_test_menu() {
+  $items['session-test/get'] = array(
+    'title' => 'Session value',
+    'page callback' => '_session_test_get',
+    'access arguments' => array('access content'),
+    'type' => MENU_CALLBACK,
+  );
+  $items['session-test/id'] = array(
+    'title' => 'Session ID',
+    'page callback' => '_session_test_id',
+    'access arguments' => array('access content'),
+    'type' => MENU_CALLBACK,
+  );
+  $items['session-test/id-from-cookie'] = array(
+    'title' => 'Session ID from cookie',
+    'page callback' => '_session_test_id_from_cookie',
+    'access arguments' => array('access content'),
+    'type' => MENU_CALLBACK,
+  );
+  $items['session-test/set/%'] = array(
+    'title' => 'Set session value',
+    'page callback' => '_session_test_set',
+    'page arguments' => array(2),
+    'access arguments' => array('access content'),
+    'type' => MENU_CALLBACK,
+  );
+  $items['session-test/no-set/%'] = array(
+    'title' => 'Set session value but do not save session',
+    'page callback' => '_session_test_no_set',
+    'page arguments' => array(2),
+    'access arguments' => array('access content'),
+    'type' => MENU_CALLBACK,
+  );
+  $items['session-test/set-message'] = array(
+    'title' => 'Set message',
+    'page callback' => '_session_test_set_message',
+    'access arguments' => array('access content'),
+    'type' => MENU_CALLBACK,
+  );
+  $items['session-test/set-message-but-dont-save'] = array(
+    'title' => 'Set message but do not save session',
+    'page callback' => '_session_test_set_message_but_dont_save',
+    'access arguments' => array('access content'),
+    'type' => MENU_CALLBACK,
+  );
+  $items['session-test/set-not-started'] = array(
+    'title' => 'Set message when session is not started',
+    'page callback' => '_session_test_set_not_started',
+    'access arguments' => array('access content'),
+    'type' => MENU_CALLBACK,
+  );
+  $items['session-test/is-logged-in'] = array(
+    'title' => 'Check if user is logged in',
+    'page callback' => '_session_test_is_logged_in',
+    'access callback' => 'user_is_logged_in',
+    'type' => MENU_CALLBACK,
+  );
+
+  return $items;
+}
+
+/**
+ * Implements hook_boot().
+ */
+function session_test_boot() {
+  header('X-Session-Empty: ' . intval(empty($_SESSION)));
+}
+
+/**
+ * Page callback, prints the stored session value to the screen.
+ */
+function _session_test_get() {
+  if (!empty($_SESSION['session_test_value'])) {
+    return t('The current value of the stored session variable is: %val', array('%val' => $_SESSION['session_test_value']));
+  }
+  else {
+    return "";
+  }
+}
+
+/**
+ * Page callback, stores a value in $_SESSION['session_test_value'].
+ */
+function _session_test_set($value) {
+  $_SESSION['session_test_value'] = $value;
+  return t('The current value of the stored session variable has been set to %val', array('%val' => $value));
+}
+
+/**
+ * Menu callback: turns off session saving and then tries to save a value
+ * anyway.
+ */
+function _session_test_no_set($value) {
+  drupal_save_session(FALSE);
+  _session_test_set($value);
+  return t('session saving was disabled, and then %val was set', array('%val' => $value));
+}
+
+/**
+ * Menu callback: print the current session ID.
+ */
+function _session_test_id() {
+  // Set a value in $_SESSION, so that drupal_session_commit() will start
+  // a session.
+  $_SESSION['test'] = 'test';
+
+  drupal_session_commit();
+
+  return 'session_id:' . session_id() . "\n";
+}
+
+/**
+ * Menu callback: print the current session ID as read from the cookie.
+ */
+function _session_test_id_from_cookie() {
+  return 'session_id:' . $_COOKIE[session_name()] . "\n";
+}
+
+/**
+ * Menu callback, sets a message to me displayed on the following page.
+ */
+function _session_test_set_message() {
+  drupal_set_message(t('This is a dummy message.'));
+  print t('A message was set.');
+  // Do not return anything, so the current request does not result in a themed
+  // page with messages. The message will be displayed in the following request
+  // instead.
+}
+
+/**
+ * Menu callback, sets a message but call drupal_save_session(FALSE).
+ */
+function _session_test_set_message_but_dont_save() {
+  drupal_save_session(FALSE);
+  _session_test_set_message();
+}
+
+/**
+ * Menu callback, stores a value in $_SESSION['session_test_value'] without
+ * having started the session in advance.
+ */
+function _session_test_set_not_started() {
+  if (!drupal_session_will_start()) {
+    $_SESSION['session_test_value'] = t('Session was not started');
+  }
+}
+
+/**
+ * Implements hook_user().
+ */
+function session_test_user_login($edit = array(), $user = NULL) {
+  if ($user->name == 'session_test_user') {
+    // Exit so we can verify that the session was regenerated
+    // before hook_user() was called.
+    exit;
+  }
+}
+
+/**
+ * Implements hook_form_FORM_ID_alter().
+ */
+function session_test_form_user_login_alter(&$form) {
+  $form['#https'] = TRUE;
+}
+
+/**
+ * Implements hook_drupal_goto_alter().
+ *
+ * Force the redirection to go to a non-secure page after being on a secure
+ * page through https.php.
+ */
+function session_test_drupal_goto_alter(&$path, &$options, &$http_response_code) {
+  global $base_insecure_url, $is_https_mock;
+  // Alter the redirect to use HTTP when using a mock HTTPS request through
+  // https.php because form submissions would otherwise redirect to a
+  // non-existent HTTPS site.
+  if (!empty($is_https_mock)) {
+    $path = $base_insecure_url . '/' . $path;
+  }
+}
+
+/**
+ * Menu callback, only available if current user is logged in.
+ */
+function _session_test_is_logged_in() {
+  return t('User is logged in.');
+}