--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/cms/drupal/modules/help/help.test	Fri Sep 08 12:04:06 2017 +0200
@@ -0,0 +1,137 @@
+<?php
+
+/**
+ * @file
+ * Tests for help.module.
+ */
+
+/**
+ * Tests help display and user access for all modules implementing help.
+ */
+class HelpTestCase extends DrupalWebTestCase {
+  /**
+   * The admin user that will be created.
+   */
+  protected $big_user;
+
+  /**
+   * The anonymous user that will be created.
+   */
+  protected $any_user;
+
+  public static function getInfo() {
+    return array(
+      'name' => 'Help functionality',
+      'description' => 'Verify help display and user access to help based on permissions.',
+      'group' => 'Help',
+    );
+  }
+
+  function setUp() {
+    parent::setUp('blog', 'poll');
+
+    $this->getModuleList();
+
+    // Create users.
+    $this->big_user = $this->drupalCreateUser(array('access administration pages', 'view the administration theme', 'administer permissions'));
+    $this->any_user = $this->drupalCreateUser(array());
+  }
+
+  /**
+   * Logs in users, creates dblog events, and tests dblog functionality.
+   */
+  function testHelp() {
+    // Login the admin user.
+    $this->drupalLogin($this->big_user);
+    $this->verifyHelp();
+
+    // Login the regular user.
+    $this->drupalLogin($this->any_user);
+    $this->verifyHelp(403);
+
+    // Check for css on admin/help.
+    $this->drupalLogin($this->big_user);
+    $this->drupalGet('admin/help');
+    $this->assertRaw(drupal_get_path('module', 'help') . '/help.css', 'The help.css file is present in the HTML.');
+
+    // Verify that introductory help text exists, goes for 100% module coverage.
+    $this->assertRaw(t('For more information, refer to the specific topics listed in the next section or to the <a href="@drupal">online Drupal handbooks</a>.', array('@drupal' => 'http://drupal.org/documentation')), 'Help intro text correctly appears.');
+
+    // Verify that help topics text appears.
+    $this->assertRaw('<h2>' . t('Help topics') . '</h2><p>' . t('Help is available on the following items:') . '</p>', 'Help topics text correctly appears.');
+
+    // Make sure links are properly added for modules implementing hook_help().
+    foreach ($this->modules as $module => $name) {
+      $this->assertLink($name, 0, format_string('Link properly added to @name (admin/help/@module)', array('@module' => $module, '@name' => $name)));
+    }
+  }
+
+  /**
+   * Verifies the logged in user has access to the various help nodes.
+   *
+   * @param integer $response
+   *   An HTTP response code.
+   */
+  protected function verifyHelp($response = 200) {
+    foreach ($this->modules as $module => $name) {
+      // View module help node.
+      $this->drupalGet('admin/help/' . $module);
+      $this->assertResponse($response);
+      if ($response == 200) {
+        $this->assertTitle($name . ' | Drupal', format_string('%module title was displayed', array('%module' => $module)));
+        $this->assertRaw('<h1 class="page-title">' . t($name) . '</h1>', format_string('%module heading was displayed', array('%module' => $module)));
+       }
+    }
+  }
+
+  /**
+   * Gets the list of enabled modules that implement hook_help().
+   *
+   * @return array
+   *   A list of enabled modules.
+   */
+  protected function getModuleList() {
+    $this->modules = array();
+    $result = db_query("SELECT name, filename, info FROM {system} WHERE type = 'module' AND status = 1 ORDER BY weight ASC, filename ASC");
+    foreach ($result as $module) {
+      if (file_exists($module->filename) && function_exists($module->name . '_help')) {
+        $fullname = unserialize($module->info);
+        $this->modules[$module->name] = $fullname['name'];
+      }
+    }
+  }
+}
+
+/**
+ * Tests a module without help to verify it is not listed in the help page.
+ */
+class NoHelpTestCase extends DrupalWebTestCase {
+  /**
+   * The user who will be created.
+   */
+  protected $big_user;
+
+  public static function getInfo() {
+    return array(
+      'name' => 'No help',
+      'description' => 'Verify no help is displayed for modules not providing any help.',
+      'group' => 'Help',
+    );
+  }
+
+  function setUp() {
+    // Use one of the test modules that do not implement hook_help().
+    parent::setUp('menu_test');
+    $this->big_user = $this->drupalCreateUser(array('access administration pages'));
+  }
+
+  /**
+   * Ensures modules not implementing help do not appear on admin/help.
+   */
+  function testMainPageNoHelp() {
+    $this->drupalLogin($this->big_user);
+
+    $this->drupalGet('admin/help');
+    $this->assertNoText('Hook menu tests', 'Making sure the test module menu_test does not display a help link in admin/help');
+  }
+}