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Current Path : /hermes/bosweb01/b744/petrogas.gm/schools/stp/drupal-7.69/modules/simpletest/tests/
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Current File : //hermes/bosweb01/b744/petrogas.gm/schools/stp/drupal-7.69/modules/simpletest/tests/menu.test
<?php

/**
 * @file
 * Provides SimpleTests for menu.inc.
 */

class MenuWebTestCase extends DrupalWebTestCase {
  function setUp() {
    $modules = func_get_args();
    if (isset($modules[0]) && is_array($modules[0])) {
      $modules = $modules[0];
    }
    parent::setUp($modules);
  }

  /**
   * Assert that a given path shows certain breadcrumb links.
   *
   * @param string $goto
   *   (optional) A system path to pass to DrupalWebTestCase::drupalGet().
   * @param array $trail
   *   An associative array whose keys are expected breadcrumb link paths and
   *   whose values are expected breadcrumb link texts (not sanitized).
   * @param string $page_title
   *   (optional) A page title to additionally assert via
   *   DrupalWebTestCase::assertTitle(). Without site name suffix.
   * @param array $tree
   *   (optional) An associative array whose keys are link paths and whose
   *   values are link titles (not sanitized) of an expected active trail in a
   *   menu tree output on the page.
   * @param $last_active
   *   (optional) Whether the last link in $tree is expected to be active (TRUE)
   *   or just to be in the active trail (FALSE).
   */
  protected function assertBreadcrumb($goto, array $trail, $page_title = NULL, array $tree = array(), $last_active = TRUE) {
    if (isset($goto)) {
      $this->drupalGet($goto);
    }
    // Compare paths with actual breadcrumb.
    $parts = $this->getParts();
    $pass = TRUE;
    foreach ($trail as $path => $title) {
      $url = url($path);
      $part = array_shift($parts);
      $pass = ($pass && $part['href'] === $url && $part['text'] === check_plain($title));
    }
    // No parts must be left, or an expected "Home" will always pass.
    $pass = ($pass && empty($parts));

    $this->assertTrue($pass, format_string('Breadcrumb %parts found on @path.', array(
      '%parts' => implode(' » ', $trail),
      '@path' => $this->getUrl(),
    )));

    // Additionally assert page title, if given.
    if (isset($page_title)) {
      $this->assertTitle(strtr('@title | Drupal', array('@title' => $page_title)));
    }

    // Additionally assert active trail in a menu tree output, if given.
    if ($tree) {
      end($tree);
      $active_link_path = key($tree);
      $active_link_title = array_pop($tree);
      $xpath = '';
      if ($tree) {
        $i = 0;
        foreach ($tree as $link_path => $link_title) {
          $part_xpath = (!$i ? '//' : '/following-sibling::ul/descendant::');
          $part_xpath .= 'li[contains(@class, :class)]/a[contains(@href, :href) and contains(text(), :title)]';
          $part_args = array(
            ':class' => 'active-trail',
            ':href' => url($link_path),
            ':title' => $link_title,
          );
          $xpath .= $this->buildXPathQuery($part_xpath, $part_args);
          $i++;
        }
        $elements = $this->xpath($xpath);
        $this->assertTrue(!empty($elements), 'Active trail to current page was found in menu tree.');

        // Append prefix for active link asserted below.
        $xpath .= '/following-sibling::ul/descendant::';
      }
      else {
        $xpath .= '//';
      }
      $xpath_last_active = ($last_active ? 'and contains(@class, :class-active)' : '');
      $xpath .= 'li[contains(@class, :class-trail)]/a[contains(@href, :href) ' . $xpath_last_active . 'and contains(text(), :title)]';
      $args = array(
        ':class-trail' => 'active-trail',
        ':class-active' => 'active',
        ':href' => url($active_link_path),
        ':title' => $active_link_title,
      );
      $elements = $this->xpath($xpath, $args);
      $this->assertTrue(!empty($elements), format_string('Active link %title was found in menu tree, including active trail links %tree.', array(
        '%title' => $active_link_title,
        '%tree' => implode(' » ', $tree),
      )));
    }
  }

  /**
   * Returns the breadcrumb contents of the current page in the internal browser.
   */
  protected function getParts() {
    $parts = array();
    $elements = $this->xpath('//div[@class="breadcrumb"]/a');
    if (!empty($elements)) {
      foreach ($elements as $element) {
        $parts[] = array(
          'text' => (string) $element,
          'href' => (string) $element['href'],
          'title' => (string) $element['title'],
        );
      }
    }
    return $parts;
  }
}

class MenuRouterTestCase extends DrupalWebTestCase {
  public static function getInfo() {
    return array(
      'name' => 'Menu router',
      'description' => 'Tests menu router and hook_menu() functionality.',
      'group' => 'Menu',
    );
  }

  function setUp() {
    // Enable dummy module that implements hook_menu.
    parent::setUp('menu_test');
    // Make the tests below more robust by explicitly setting the default theme
    // and administrative theme that they expect.
    theme_enable(array('bartik'));
    variable_set('theme_default', 'bartik');
    variable_set('admin_theme', 'seven');
  }

  /**
   * Test title callback set to FALSE.
   */
  function testTitleCallbackFalse() {
    $this->drupalGet('node');
    $this->assertText('A title with @placeholder', 'Raw text found on the page');
    $this->assertNoText(t('A title with @placeholder', array('@placeholder' => 'some other text')), 'Text with placeholder substitutions not found.');
  }

  /**
   * Tests page title of MENU_CALLBACKs.
   */
  function testTitleMenuCallback() {
    // Verify that the menu router item title is not visible.
    $this->drupalGet('');
    $this->assertNoText(t('Menu Callback Title'));
    // Verify that the menu router item title is output as page title.
    $this->drupalGet('menu_callback_title');
    $this->assertText(t('Menu Callback Title'));
  }

  /**
   * Test the theme callback when it is set to use an administrative theme.
   */
  function testThemeCallbackAdministrative() {
    $this->drupalGet('menu-test/theme-callback/use-admin-theme');
    $this->assertText('Custom theme: seven. Actual theme: seven.', 'The administrative theme can be correctly set in a theme callback.');
    $this->assertRaw('seven/style.css', "The administrative theme's CSS appears on the page.");
  }

  /**
   * Test that the theme callback is properly inherited.
   */
  function testThemeCallbackInheritance() {
    $this->drupalGet('menu-test/theme-callback/use-admin-theme/inheritance');
    $this->assertText('Custom theme: seven. Actual theme: seven. Theme callback inheritance is being tested.', 'Theme callback inheritance correctly uses the administrative theme.');
    $this->assertRaw('seven/style.css', "The administrative theme's CSS appears on the page.");
  }

  /**
   * Test that 'page callback', 'file' and 'file path' keys are properly
   * inherited from parent menu paths.
   */
  function testFileInheritance() {
    $this->drupalGet('admin/config/development/file-inheritance');
    $this->assertText('File inheritance test description', 'File inheritance works.');
  }

  /**
   * Test path containing "exotic" characters.
   */
  function testExoticPath() {
    $path = "menu-test/ -._~!$'\"()*@[]?&+%#,;=:" . // "Special" ASCII characters.
      "%23%25%26%2B%2F%3F" . // Characters that look like a percent-escaped string.
      "éøïвβ中國書۞"; // Characters from various non-ASCII alphabets.
    $this->drupalGet($path);
    $this->assertRaw('This is menu_test_callback().');
  }

  /**
   * Test the theme callback when the site is in maintenance mode.
   */
  function testThemeCallbackMaintenanceMode() {
    variable_set('maintenance_mode', TRUE);

    // For a regular user, the fact that the site is in maintenance mode means
    // we expect the theme callback system to be bypassed entirely.
    $this->drupalGet('menu-test/theme-callback/use-admin-theme');
    $this->assertRaw('bartik/css/style.css', "The maintenance theme's CSS appears on the page.");

    // An administrator, however, should continue to see the requested theme.
    $admin_user = $this->drupalCreateUser(array('access site in maintenance mode'));
    $this->drupalLogin($admin_user);
    $this->drupalGet('menu-test/theme-callback/use-admin-theme');
    $this->assertText('Custom theme: seven. Actual theme: seven.', 'The theme callback system is correctly triggered for an administrator when the site is in maintenance mode.');
    $this->assertRaw('seven/style.css', "The administrative theme's CSS appears on the page.");
  }

  /**
   * Make sure the maintenance mode can be bypassed using hook_menu_site_status_alter().
   *
   * @see hook_menu_site_status_alter().
   */
  function testMaintenanceModeLoginPaths() {
    variable_set('maintenance_mode', TRUE);

    $offline_message = t('@site is currently under maintenance. We should be back shortly. Thank you for your patience.', array('@site' => variable_get('site_name', 'Drupal')));
    $this->drupalLogout();
    $this->drupalGet('node');
    $this->assertText($offline_message);
    $this->drupalGet('menu_login_callback');
    $this->assertText('This is menu_login_callback().', t('Maintenance mode can be bypassed through hook_login_paths().'));
  }

  /**
   * Test that an authenticated user hitting 'user/login' gets redirected to
   * 'user' and 'user/register' gets redirected to the user edit page.
   */
  function testAuthUserUserLogin() {
    $loggedInUser = $this->drupalCreateUser(array());
    $this->drupalLogin($loggedInUser);

    $this->drupalGet('user/login');
    // Check that we got to 'user'.
    $this->assertTrue($this->url == url('user', array('absolute' => TRUE)), "Logged-in user redirected to q=user on accessing q=user/login");

    // user/register should redirect to user/UID/edit.
    $this->drupalGet('user/register');
    $this->assertTrue($this->url == url('user/' . $this->loggedInUser->uid . '/edit', array('absolute' => TRUE)), "Logged-in user redirected to q=user/UID/edit on accessing q=user/register");
  }

  /**
   * Test the theme callback when it is set to use an optional theme.
   */
  function testThemeCallbackOptionalTheme() {
    // Request a theme that is not enabled.
    $this->drupalGet('menu-test/theme-callback/use-stark-theme');
    $this->assertText('Custom theme: NONE. Actual theme: bartik.', 'The theme callback system falls back on the default theme when a theme that is not enabled is requested.');
    $this->assertRaw('bartik/css/style.css', "The default theme's CSS appears on the page.");

    // Now enable the theme and request it again.
    theme_enable(array('stark'));
    $this->drupalGet('menu-test/theme-callback/use-stark-theme');
    $this->assertText('Custom theme: stark. Actual theme: stark.', 'The theme callback system uses an optional theme once it has been enabled.');
    $this->assertRaw('stark/layout.css', "The optional theme's CSS appears on the page.");
  }

  /**
   * Test the theme callback when it is set to use a theme that does not exist.
   */
  function testThemeCallbackFakeTheme() {
    $this->drupalGet('menu-test/theme-callback/use-fake-theme');
    $this->assertText('Custom theme: NONE. Actual theme: bartik.', 'The theme callback system falls back on the default theme when a theme that does not exist is requested.');
    $this->assertRaw('bartik/css/style.css', "The default theme's CSS appears on the page.");
  }

  /**
   * Test the theme callback when no theme is requested.
   */
  function testThemeCallbackNoThemeRequested() {
    $this->drupalGet('menu-test/theme-callback/no-theme-requested');
    $this->assertText('Custom theme: NONE. Actual theme: bartik.', 'The theme callback system falls back on the default theme when no theme is requested.');
    $this->assertRaw('bartik/css/style.css', "The default theme's CSS appears on the page.");
  }

  /**
   * Test that hook_custom_theme() can control the theme of a page.
   */
  function testHookCustomTheme() {
    // Trigger hook_custom_theme() to dynamically request the Stark theme for
    // the requested page.
    variable_set('menu_test_hook_custom_theme_name', 'stark');
    theme_enable(array('stark'));

    // Visit a page that does not implement a theme callback. The above request
    // should be honored.
    $this->drupalGet('menu-test/no-theme-callback');
    $this->assertText('Custom theme: stark. Actual theme: stark.', 'The result of hook_custom_theme() is used as the theme for the current page.');
    $this->assertRaw('stark/layout.css', "The Stark theme's CSS appears on the page.");
  }

  /**
   * Test that the theme callback wins out over hook_custom_theme().
   */
  function testThemeCallbackHookCustomTheme() {
    // Trigger hook_custom_theme() to dynamically request the Stark theme for
    // the requested page.
    variable_set('menu_test_hook_custom_theme_name', 'stark');
    theme_enable(array('stark'));

    // The menu "theme callback" should take precedence over a value set in
    // hook_custom_theme().
    $this->drupalGet('menu-test/theme-callback/use-admin-theme');
    $this->assertText('Custom theme: seven. Actual theme: seven.', 'The result of hook_custom_theme() does not override what was set in a theme callback.');
    $this->assertRaw('seven/style.css', "The Seven theme's CSS appears on the page.");
  }

  /**
   * Tests for menu_link_maintain().
   */
  function testMenuLinkMaintain() {
    $admin_user = $this->drupalCreateUser(array('administer site configuration'));
    $this->drupalLogin($admin_user);

    // Create three menu items.
    menu_link_maintain('menu_test', 'insert', 'menu_test_maintain/1', 'Menu link #1');
    menu_link_maintain('menu_test', 'insert', 'menu_test_maintain/1', 'Menu link #1-1');
    menu_link_maintain('menu_test', 'insert', 'menu_test_maintain/2', 'Menu link #2');

    // Move second link to the main-menu, to test caching later on.
    db_update('menu_links')
      ->fields(array('menu_name' => 'main-menu'))
      ->condition('link_title', 'Menu link #1-1')
      ->condition('customized', 0)
      ->condition('module', 'menu_test')
      ->execute();
    menu_cache_clear('main-menu');

    // Load front page.
    $this->drupalGet('node');
    $this->assertLink(t('Menu link #1'), 0, 'Found menu link #1');
    $this->assertLink(t('Menu link #1-1'), 0, 'Found menu link #1-1');
    $this->assertLink(t('Menu link #2'), 0, 'Found menu link #2');

    // Rename all links for the given path.
    menu_link_maintain('menu_test', 'update', 'menu_test_maintain/1', 'Menu link updated');
    // Load a different page to be sure that we have up to date information.
    $this->drupalGet('menu_test_maintain/1');
    $this->assertLink(t('Menu link updated'), 0, 'Found updated menu link');
    $this->assertNoLink(t('Menu link #1'), 0, 'Not found menu link #1');
    $this->assertNoLink(t('Menu link #1'), 0, 'Not found menu link #1-1');
    $this->assertLink(t('Menu link #2'), 0, 'Found menu link #2');

    // Delete all links for the given path.
    menu_link_maintain('menu_test', 'delete', 'menu_test_maintain/1', '');
    // Load a different page to be sure that we have up to date information.
    $this->drupalGet('menu_test_maintain/2');
    $this->assertNoLink(t('Menu link updated'), 0, 'Not found deleted menu link');
    $this->assertNoLink(t('Menu link #1'), 0, 'Not found menu link #1');
    $this->assertNoLink(t('Menu link #1'), 0, 'Not found menu link #1-1');
    $this->assertLink(t('Menu link #2'), 0, 'Found menu link #2');
  }

  /**
   * Test menu_get_names().
   */
  function testMenuGetNames() {
    // Create three menu items.
    for ($i = 0; $i < 3; $i++) {
      $menu_link = array(
        'link_title' => 'Menu link #' . $i,
        'link_path' => 'menu_test/' . $i,
        'module' => 'menu_test',
        'menu_name' => 'menu_test_' . $i,
      );
      menu_link_save($menu_link);
    }

    drupal_static_reset('menu_get_names');

    // Verify that the menu names are correctly reported by menu_get_names().
    $menu_names = menu_get_names();
    $this->pass(implode(' | ', $menu_names));
    for ($i = 0; $i < 3; $i++) {
      $this->assertTrue(in_array('menu_test_' . $i, $menu_names), t('Expected menu name %expected is returned.', array('%expected' => 'menu_test_' . $i)));
    }
  }

  /**
   * Tests for menu_name parameter for hook_menu().
   */
  function testMenuName() {
    $admin_user = $this->drupalCreateUser(array('administer site configuration'));
    $this->drupalLogin($admin_user);

    $sql = "SELECT menu_name FROM {menu_links} WHERE router_path = 'menu_name_test'";
    $name = db_query($sql)->fetchField();
    $this->assertEqual($name, 'original', 'Menu name is "original".');

    // Change the menu_name parameter in menu_test.module, then force a menu
    // rebuild.
    menu_test_menu_name('changed');
    menu_rebuild();

    $sql = "SELECT menu_name FROM {menu_links} WHERE router_path = 'menu_name_test'";
    $name = db_query($sql)->fetchField();
    $this->assertEqual($name, 'changed', 'Menu name was successfully changed after rebuild.');
  }

  /**
   * Tests for menu hierarchy.
   */
  function testMenuHierarchy() {
    $parent_link = db_query('SELECT * FROM {menu_links} WHERE link_path = :link_path', array(':link_path' => 'menu-test/hierarchy/parent'))->fetchAssoc();
    $child_link = db_query('SELECT * FROM {menu_links} WHERE link_path = :link_path', array(':link_path' => 'menu-test/hierarchy/parent/child'))->fetchAssoc();
    $unattached_child_link = db_query('SELECT * FROM {menu_links} WHERE link_path = :link_path', array(':link_path' => 'menu-test/hierarchy/parent/child2/child'))->fetchAssoc();

    $this->assertEqual($child_link['plid'], $parent_link['mlid'], 'The parent of a directly attached child is correct.');
    $this->assertEqual($unattached_child_link['plid'], $parent_link['mlid'], 'The parent of a non-directly attached child is correct.');
  }

  /**
   * Tests menu link depth and parents of local tasks and menu callbacks.
   */
  function testMenuHidden() {
    // Verify links for one dynamic argument.
    $links = db_select('menu_links', 'ml')
      ->fields('ml')
      ->condition('ml.router_path', 'menu-test/hidden/menu%', 'LIKE')
      ->orderBy('ml.router_path')
      ->execute()
      ->fetchAllAssoc('router_path', PDO::FETCH_ASSOC);

    $parent = $links['menu-test/hidden/menu'];
    $depth = $parent['depth'] + 1;
    $plid = $parent['mlid'];

    $link = $links['menu-test/hidden/menu/list'];
    $this->assertEqual($link['depth'], $depth, format_string('%path depth @link_depth is equal to @depth.', array('%path' => $link['router_path'], '@link_depth' => $link['depth'], '@depth' => $depth)));
    $this->assertEqual($link['plid'], $plid, format_string('%path plid @link_plid is equal to @plid.', array('%path' => $link['router_path'], '@link_plid' => $link['plid'], '@plid' => $plid)));

    $link = $links['menu-test/hidden/menu/add'];
    $this->assertEqual($link['depth'], $depth, format_string('%path depth @link_depth is equal to @depth.', array('%path' => $link['router_path'], '@link_depth' => $link['depth'], '@depth' => $depth)));
    $this->assertEqual($link['plid'], $plid, format_string('%path plid @link_plid is equal to @plid.', array('%path' => $link['router_path'], '@link_plid' => $link['plid'], '@plid' => $plid)));

    $link = $links['menu-test/hidden/menu/settings'];
    $this->assertEqual($link['depth'], $depth, format_string('%path depth @link_depth is equal to @depth.', array('%path' => $link['router_path'], '@link_depth' => $link['depth'], '@depth' => $depth)));
    $this->assertEqual($link['plid'], $plid, format_string('%path plid @link_plid is equal to @plid.', array('%path' => $link['router_path'], '@link_plid' => $link['plid'], '@plid' => $plid)));

    $link = $links['menu-test/hidden/menu/manage/%'];
    $this->assertEqual($link['depth'], $depth, format_string('%path depth @link_depth is equal to @depth.', array('%path' => $link['router_path'], '@link_depth' => $link['depth'], '@depth' => $depth)));
    $this->assertEqual($link['plid'], $plid, format_string('%path plid @link_plid is equal to @plid.', array('%path' => $link['router_path'], '@link_plid' => $link['plid'], '@plid' => $plid)));

    $parent = $links['menu-test/hidden/menu/manage/%'];
    $depth = $parent['depth'] + 1;
    $plid = $parent['mlid'];

    $link = $links['menu-test/hidden/menu/manage/%/list'];
    $this->assertEqual($link['depth'], $depth, format_string('%path depth @link_depth is equal to @depth.', array('%path' => $link['router_path'], '@link_depth' => $link['depth'], '@depth' => $depth)));
    $this->assertEqual($link['plid'], $plid, format_string('%path plid @link_plid is equal to @plid.', array('%path' => $link['router_path'], '@link_plid' => $link['plid'], '@plid' => $plid)));

    $link = $links['menu-test/hidden/menu/manage/%/add'];
    $this->assertEqual($link['depth'], $depth, format_string('%path depth @link_depth is equal to @depth.', array('%path' => $link['router_path'], '@link_depth' => $link['depth'], '@depth' => $depth)));
    $this->assertEqual($link['plid'], $plid, format_string('%path plid @link_plid is equal to @plid.', array('%path' => $link['router_path'], '@link_plid' => $link['plid'], '@plid' => $plid)));

    $link = $links['menu-test/hidden/menu/manage/%/edit'];
    $this->assertEqual($link['depth'], $depth, format_string('%path depth @link_depth is equal to @depth.', array('%path' => $link['router_path'], '@link_depth' => $link['depth'], '@depth' => $depth)));
    $this->assertEqual($link['plid'], $plid, format_string('%path plid @link_plid is equal to @plid.', array('%path' => $link['router_path'], '@link_plid' => $link['plid'], '@plid' => $plid)));

    $link = $links['menu-test/hidden/menu/manage/%/delete'];
    $this->assertEqual($link['depth'], $depth, format_string('%path depth @link_depth is equal to @depth.', array('%path' => $link['router_path'], '@link_depth' => $link['depth'], '@depth' => $depth)));
    $this->assertEqual($link['plid'], $plid, format_string('%path plid @link_plid is equal to @plid.', array('%path' => $link['router_path'], '@link_plid' => $link['plid'], '@plid' => $plid)));

    // Verify links for two dynamic arguments.
    $links = db_select('menu_links', 'ml')
      ->fields('ml')
      ->condition('ml.router_path', 'menu-test/hidden/block%', 'LIKE')
      ->orderBy('ml.router_path')
      ->execute()
      ->fetchAllAssoc('router_path', PDO::FETCH_ASSOC);

    $parent = $links['menu-test/hidden/block'];
    $depth = $parent['depth'] + 1;
    $plid = $parent['mlid'];

    $link = $links['menu-test/hidden/block/list'];
    $this->assertEqual($link['depth'], $depth, format_string('%path depth @link_depth is equal to @depth.', array('%path' => $link['router_path'], '@link_depth' => $link['depth'], '@depth' => $depth)));
    $this->assertEqual($link['plid'], $plid, format_string('%path plid @link_plid is equal to @plid.', array('%path' => $link['router_path'], '@link_plid' => $link['plid'], '@plid' => $plid)));

    $link = $links['menu-test/hidden/block/add'];
    $this->assertEqual($link['depth'], $depth, format_string('%path depth @link_depth is equal to @depth.', array('%path' => $link['router_path'], '@link_depth' => $link['depth'], '@depth' => $depth)));
    $this->assertEqual($link['plid'], $plid, format_string('%path plid @link_plid is equal to @plid.', array('%path' => $link['router_path'], '@link_plid' => $link['plid'], '@plid' => $plid)));

    $link = $links['menu-test/hidden/block/manage/%/%'];
    $this->assertEqual($link['depth'], $depth, format_string('%path depth @link_depth is equal to @depth.', array('%path' => $link['router_path'], '@link_depth' => $link['depth'], '@depth' => $depth)));
    $this->assertEqual($link['plid'], $plid, format_string('%path plid @link_plid is equal to @plid.', array('%path' => $link['router_path'], '@link_plid' => $link['plid'], '@plid' => $plid)));

    $parent = $links['menu-test/hidden/block/manage/%/%'];
    $depth = $parent['depth'] + 1;
    $plid = $parent['mlid'];

    $link = $links['menu-test/hidden/block/manage/%/%/configure'];
    $this->assertEqual($link['depth'], $depth, format_string('%path depth @link_depth is equal to @depth.', array('%path' => $link['router_path'], '@link_depth' => $link['depth'], '@depth' => $depth)));
    $this->assertEqual($link['plid'], $plid, format_string('%path plid @link_plid is equal to @plid.', array('%path' => $link['router_path'], '@link_plid' => $link['plid'], '@plid' => $plid)));

    $link = $links['menu-test/hidden/block/manage/%/%/delete'];
    $this->assertEqual($link['depth'], $depth, format_string('%path depth @link_depth is equal to @depth.', array('%path' => $link['router_path'], '@link_depth' => $link['depth'], '@depth' => $depth)));
    $this->assertEqual($link['plid'], $plid, format_string('%path plid @link_plid is equal to @plid.', array('%path' => $link['router_path'], '@link_plid' => $link['plid'], '@plid' => $plid)));
  }

  /**
   * Test menu_get_item() with empty ancestors.
   */
  function testMenuGetItemNoAncestors() {
    variable_set('menu_masks', array());
    $this->drupalGet('');
  }

  /**
   * Test menu_set_item().
   */
  function testMenuSetItem() {
    $item = menu_get_item('node');

    $this->assertEqual($item['path'], 'node', "Path from menu_get_item('node') is equal to 'node'", 'menu');

    // Modify the path for the item then save it.
    $item['path'] = 'node_test';
    $item['href'] = 'node_test';

    menu_set_item('node', $item);
    $compare_item = menu_get_item('node');
    $this->assertEqual($compare_item, $item, 'Modified menu item is equal to newly retrieved menu item.', 'menu');
  }

  /**
   * Test menu maintenance hooks.
   */
  function testMenuItemHooks() {
    // Create an item.
    menu_link_maintain('menu_test', 'insert', 'menu_test_maintain/4', 'Menu link #4');
    $this->assertEqual(menu_test_static_variable(), 'insert', 'hook_menu_link_insert() fired correctly');
    // Update the item.
    menu_link_maintain('menu_test', 'update', 'menu_test_maintain/4', 'Menu link updated');
    $this->assertEqual(menu_test_static_variable(), 'update', 'hook_menu_link_update() fired correctly');
    // Delete the item.
    menu_link_maintain('menu_test', 'delete', 'menu_test_maintain/4', '');
    $this->assertEqual(menu_test_static_variable(), 'delete', 'hook_menu_link_delete() fired correctly');
  }

  /**
   * Test menu link 'options' storage and rendering.
   */
  function testMenuLinkOptions() {
    // Create a menu link with options.
    $menu_link = array(
      'link_title' => 'Menu link options test',
      'link_path' => 'node',
      'module' => 'menu_test',
      'options' => array(
        'attributes' => array(
          'title' => 'Test title attribute',
        ),
        'query' => array(
          'testparam' => 'testvalue',
        ),
      ),
    );
    menu_link_save($menu_link);

    // Load front page.
    $this->drupalGet('node');
    $this->assertRaw('title="Test title attribute"', 'Title attribute of a menu link renders.');
    $this->assertRaw('testparam=testvalue', 'Query parameter added to menu link.');
  }

  /**
   * Tests the possible ways to set the title for menu items.
   * Also tests that menu item titles work with string overrides.
   */
  function testMenuItemTitlesCases() {

    // Build array with string overrides.
    $test_data = array(
      1 => array('Example title - Case 1' => 'Alternative example title - Case 1'),
      2 => array('Example @sub1 - Case @op2' => 'Alternative example @sub1 - Case @op2'),
      3 => array('Example title' => 'Alternative example title'),
      4 => array('Example title' => 'Alternative example title'),
    );

    foreach ($test_data as $case_no => $override) {
      $this->menuItemTitlesCasesHelper($case_no);
      variable_set('locale_custom_strings_en', array('' => $override));
      $this->menuItemTitlesCasesHelper($case_no, TRUE);
      variable_set('locale_custom_strings_en', array());
    }
  }

  /**
   * Get a URL and assert the title given a case number. If override is true,
   * the title is asserted to begin with "Alternative".
   */
  private function menuItemTitlesCasesHelper($case_no, $override = FALSE) {
    $this->drupalGet('menu-title-test/case' . $case_no);
    $this->assertResponse(200);
    $asserted_title = $override ? 'Alternative example title - Case ' . $case_no : 'Example title - Case ' . $case_no;
    $this->assertTitle($asserted_title . ' | Drupal', format_string('Menu title is: %title.', array('%title' => $asserted_title)), 'Menu');
  }

  /**
   * Load the router for a given path.
   */
  protected function menuLoadRouter($router_path) {
    return db_query('SELECT * FROM {menu_router} WHERE path = :path', array(':path' => $router_path))->fetchAssoc();
  }

  /**
   * Tests inheritance of 'load arguments'.
   */
  function testMenuLoadArgumentsInheritance() {
    $expected = array(
      'menu-test/arguments/%/%' => array(
        2 => array('menu_test_argument_load' => array(3)),
        3 => NULL,
      ),
      // Arguments are inherited to normal children.
      'menu-test/arguments/%/%/default' => array(
        2 => array('menu_test_argument_load' => array(3)),
        3 => NULL,
      ),
      // Arguments are inherited to tab children.
      'menu-test/arguments/%/%/task' => array(
        2 => array('menu_test_argument_load' => array(3)),
        3 => NULL,
      ),
      // Arguments are only inherited to the same loader functions.
      'menu-test/arguments/%/%/common-loader' => array(
        2 => array('menu_test_argument_load' => array(3)),
        3 => 'menu_test_other_argument_load',
      ),
      // Arguments are not inherited to children not using the same loader
      // function.
      'menu-test/arguments/%/%/different-loaders-1' => array(
        2 => NULL,
        3 => 'menu_test_argument_load',
      ),
      'menu-test/arguments/%/%/different-loaders-2' => array(
        2 => 'menu_test_other_argument_load',
        3 => NULL,
      ),
      'menu-test/arguments/%/%/different-loaders-3' => array(
        2 => NULL,
        3 => NULL,
      ),
      // Explicit loader arguments should not be overriden by parent.
      'menu-test/arguments/%/%/explicit-arguments' => array(
        2 => array('menu_test_argument_load' => array()),
        3 => NULL,
      ),
    );

    foreach ($expected as $router_path => $load_functions) {
      $router_item = $this->menuLoadRouter($router_path);
      $this->assertIdentical(unserialize($router_item['load_functions']), $load_functions, format_string('Expected load functions for router %router_path' , array('%router_path' => $router_path)));
    }
  }
}

/**
 * Tests for menu links.
 */
class MenuLinksUnitTestCase extends DrupalWebTestCase {
  // Use the lightweight testing profile for this test.
  protected $profile = 'testing';

  public static function getInfo() {
    return array(
      'name' => 'Menu links',
      'description' => 'Test handling of menu links hierarchies.',
      'group' => 'Menu',
    );
  }

  /**
   * Create a simple hierarchy of links.
   */
  function createLinkHierarchy($module = 'menu_test') {
    // First remove all the menu links.
    db_truncate('menu_links')->execute();

    // Then create a simple link hierarchy:
    // - $parent
    //   - $child-1
    //      - $child-1-1
    //      - $child-1-2
    //   - $child-2
    $base_options = array(
      'link_title' => 'Menu link test',
      'module' => $module,
      'menu_name' => 'menu_test',
    );

    $links['parent'] = $base_options + array(
      'link_path' => 'menu-test/parent',
    );
    menu_link_save($links['parent']);

    $links['child-1'] = $base_options + array(
      'link_path' => 'menu-test/parent/child-1',
      'plid' => $links['parent']['mlid'],
    );
    menu_link_save($links['child-1']);

    $links['child-1-1'] = $base_options + array(
      'link_path' => 'menu-test/parent/child-1/child-1-1',
      'plid' => $links['child-1']['mlid'],
    );
    menu_link_save($links['child-1-1']);

    $links['child-1-2'] = $base_options + array(
      'link_path' => 'menu-test/parent/child-1/child-1-2',
      'plid' => $links['child-1']['mlid'],
    );
    menu_link_save($links['child-1-2']);

    $links['child-2'] = $base_options + array(
      'link_path' => 'menu-test/parent/child-2',
      'plid' => $links['parent']['mlid'],
    );
    menu_link_save($links['child-2']);

    return $links;
  }

  /**
   * Assert that at set of links is properly parented.
   */
  function assertMenuLinkParents($links, $expected_hierarchy) {
    foreach ($expected_hierarchy as $child => $parent) {
      $mlid = $links[$child]['mlid'];
      $plid = $parent ? $links[$parent]['mlid'] : 0;

      $menu_link = menu_link_load($mlid);
      menu_link_save($menu_link);
      $this->assertEqual($menu_link['plid'], $plid, format_string('Menu link %mlid has parent of %plid, expected %expected_plid.', array('%mlid' => $mlid, '%plid' => $menu_link['plid'], '%expected_plid' => $plid)));
    }
  }

  /**
   * Test automatic reparenting of menu links.
   */
  function testMenuLinkReparenting($module = 'menu_test') {
    // Check the initial hierarchy.
    $links = $this->createLinkHierarchy($module);

    $expected_hierarchy = array(
      'parent' => FALSE,
      'child-1' => 'parent',
      'child-1-1' => 'child-1',
      'child-1-2' => 'child-1',
      'child-2' => 'parent',
    );
    $this->assertMenuLinkParents($links, $expected_hierarchy);

    // Start over, and move child-1 under child-2, and check that all the
    // childs of child-1 have been moved too.
    $links = $this->createLinkHierarchy($module);
    $links['child-1']['plid'] = $links['child-2']['mlid'];
    menu_link_save($links['child-1']);

    $expected_hierarchy = array(
      'parent' => FALSE,
      'child-1' => 'child-2',
      'child-1-1' => 'child-1',
      'child-1-2' => 'child-1',
      'child-2' => 'parent',
    );
    $this->assertMenuLinkParents($links, $expected_hierarchy);

    // Start over, and delete child-1, and check that the children of child-1
    // have been reassigned to the parent. menu_link_delete() will cowardly
    // refuse to delete a menu link defined by the system module, so skip the
    // test in that case.
    if ($module != 'system') {
      $links = $this->createLinkHierarchy($module);
      menu_link_delete($links['child-1']['mlid']);

      $expected_hierarchy = array(
        'parent' => FALSE,
        'child-1-1' => 'parent',
        'child-1-2' => 'parent',
        'child-2' => 'parent',
      );
      $this->assertMenuLinkParents($links, $expected_hierarchy);
    }

    // Start over, forcefully delete child-1 from the database, simulating a
    // database crash. Check that the children of child-1 have been reassigned
    // to the parent, going up on the old path hierarchy stored in each of the
    // links.
    $links = $this->createLinkHierarchy($module);
    // Don't do that at home.
    db_delete('menu_links')
      ->condition('mlid', $links['child-1']['mlid'])
      ->execute();

    $expected_hierarchy = array(
      'parent' => FALSE,
      'child-1-1' => 'parent',
      'child-1-2' => 'parent',
      'child-2' => 'parent',
    );
    $this->assertMenuLinkParents($links, $expected_hierarchy);

    // Start over, forcefully delete the parent from the database, simulating a
    // database crash. Check that the children of parent are now top-level.
    $links = $this->createLinkHierarchy($module);
    // Don't do that at home.
    db_delete('menu_links')
      ->condition('mlid', $links['parent']['mlid'])
      ->execute();

    $expected_hierarchy = array(
      'child-1-1' => 'child-1',
      'child-1-2' => 'child-1',
      'child-2' => FALSE,
    );
    $this->assertMenuLinkParents($links, $expected_hierarchy);
  }

  /**
   * Test automatic reparenting of menu links derived from menu routers.
   */
  function testMenuLinkRouterReparenting() {
    // Run all the standard parenting tests on menu links derived from
    // menu routers.
    $this->testMenuLinkReparenting('system');

    // Additionnaly, test reparenting based on path.
    $links = $this->createLinkHierarchy('system');

    // Move child-1-2 has a child of child-2, making the link hierarchy
    // inconsistent with the path hierarchy.
    $links['child-1-2']['plid'] = $links['child-2']['mlid'];
    menu_link_save($links['child-1-2']);

    // Check the new hierarchy.
    $expected_hierarchy = array(
      'parent' => FALSE,
      'child-1' => 'parent',
      'child-1-1' => 'child-1',
      'child-2' => 'parent',
      'child-1-2' => 'child-2',
    );
    $this->assertMenuLinkParents($links, $expected_hierarchy);

    // Now delete 'parent' directly from the database, simulating a database
    // crash. 'child-1' and 'child-2' should get moved to the
    // top-level.
    // Don't do that at home.
    db_delete('menu_links')
      ->condition('mlid', $links['parent']['mlid'])
      ->execute();
    $expected_hierarchy = array(
      'child-1' => FALSE,
      'child-1-1' => 'child-1',
      'child-2' => FALSE,
      'child-1-2' => 'child-2',
    );
    $this->assertMenuLinkParents($links, $expected_hierarchy);

    // Now delete 'child-2' directly from the database, simulating a database
    // crash. 'child-1-2' will get reparented under 'child-1' based on its
    // path.
    // Don't do that at home.
    db_delete('menu_links')
      ->condition('mlid', $links['child-2']['mlid'])
      ->execute();
    $expected_hierarchy = array(
      'child-1' => FALSE,
      'child-1-1' => 'child-1',
      'child-1-2' => 'child-1',
    );
    $this->assertMenuLinkParents($links, $expected_hierarchy);
  }
}

/**
 * Tests rebuilding the menu by setting 'menu_rebuild_needed.'
 */
class MenuRebuildTestCase extends DrupalWebTestCase {
  public static function getInfo() {
    return array(
      'name' => 'Menu rebuild test',
      'description' => 'Test rebuilding of menu.',
      'group' => 'Menu',
    );
  }

  /**
   * Test if the 'menu_rebuild_needed' variable triggers a menu_rebuild() call.
   */
  function testMenuRebuildByVariable() {
    // Check if 'admin' path exists.
    $admin_exists = db_query('SELECT path from {menu_router} WHERE path = :path', array(':path' => 'admin'))->fetchField();
    $this->assertEqual($admin_exists, 'admin', "The path 'admin/' exists prior to deleting.");

    // Delete the path item 'admin', and test that the path doesn't exist in the database.
    $delete = db_delete('menu_router')
      ->condition('path', 'admin')
      ->execute();
    $admin_exists = db_query('SELECT path from {menu_router} WHERE path = :path', array(':path' => 'admin'))->fetchField();
    $this->assertFalse($admin_exists, "The path 'admin/' has been deleted and doesn't exist in the database.");

    // Now we enable the rebuild variable and trigger menu_execute_active_handler()
    // to rebuild the menu item. Now 'admin' should exist.
    variable_set('menu_rebuild_needed', TRUE);
    // menu_execute_active_handler() should trigger the rebuild.
    $this->drupalGet('<front>');
    $admin_exists = db_query('SELECT path from {menu_router} WHERE path = :path', array(':path' => 'admin'))->fetchField();
    $this->assertEqual($admin_exists, 'admin', "The menu has been rebuilt, the path 'admin' now exists again.");
  }

}

/**
 * Menu tree data related tests.
 */
class MenuTreeDataTestCase extends DrupalUnitTestCase {
  /**
   * Dummy link structure acceptable for menu_tree_data().
   */
  var $links = array(
    1 => array('mlid' => 1, 'depth' => 1),
    2 => array('mlid' => 2, 'depth' => 1),
    3 => array('mlid' => 3, 'depth' => 2),
    4 => array('mlid' => 4, 'depth' => 3),
    5 => array('mlid' => 5, 'depth' => 1),
  );

  public static function getInfo() {
    return array(
      'name' => 'Menu tree generation',
      'description' => 'Tests recursive menu tree generation functions.',
      'group' => 'Menu',
    );
  }

  /**
   * Validate the generation of a proper menu tree hierarchy.
   */
  function testMenuTreeData() {
    $tree = menu_tree_data($this->links);

    // Validate that parent items #1, #2, and #5 exist on the root level.
    $this->assertSameLink($this->links[1], $tree[1]['link'], 'Parent item #1 exists.');
    $this->assertSameLink($this->links[2], $tree[2]['link'], 'Parent item #2 exists.');
    $this->assertSameLink($this->links[5], $tree[5]['link'], 'Parent item #5 exists.');

    // Validate that child item #4 exists at the correct location in the hierarchy.
    $this->assertSameLink($this->links[4], $tree[2]['below'][3]['below'][4]['link'], 'Child item #4 exists in the hierarchy.');
  }

  /**
   * Check that two menu links are the same by comparing the mlid.
   *
   * @param $link1
   *   A menu link item.
   * @param $link2
   *   A menu link item.
   * @param $message
   *   The message to display along with the assertion.
   * @return
   *   TRUE if the assertion succeeded, FALSE otherwise.
   */
  protected function assertSameLink($link1, $link2, $message = '') {
    return $this->assert($link1['mlid'] == $link2['mlid'], $message ? $message : 'First link is identical to second link');
  }
}

/**
 * Menu tree output related tests.
 */
class MenuTreeOutputTestCase extends DrupalWebTestCase {
  /**
   * Dummy link structure acceptable for menu_tree_output().
   */
  var $tree_data = array(
    '1'=> array(
      'link' => array( 'menu_name' => 'main-menu', 'mlid' => 1, 'hidden'=>0, 'has_children' => 1, 'title' => 'Item 1', 'in_active_trail' => 1, 'access'=>1, 'href' => 'a', 'localized_options' => array('attributes' => array('title' =>'')) ),
      'below' => array(
        '2' => array('link' => array( 'menu_name' => 'main-menu', 'mlid' => 2, 'hidden'=>0, 'has_children' => 1, 'title' => 'Item 2', 'in_active_trail' => 1, 'access'=>1, 'href' => 'a/b', 'localized_options' => array('attributes' => array('title' =>'')) ),
          'below' => array(
            '3' => array('link' => array( 'menu_name' => 'main-menu', 'mlid' => 3, 'hidden'=>0, 'has_children' => 0, 'title' => 'Item 3', 'in_active_trail' => 0, 'access'=>1, 'href' => 'a/b/c', 'localized_options' => array('attributes' => array('title' =>'')) ),
              'below' => array() ),
            '4' => array('link' => array( 'menu_name' => 'main-menu', 'mlid' => 4, 'hidden'=>0, 'has_children' => 0, 'title' => 'Item 4', 'in_active_trail' => 0, 'access'=>1, 'href' => 'a/b/d', 'localized_options' => array('attributes' => array('title' =>'')) ),
              'below' => array() )
            )
          )
        )
      ),
    '5' => array('link' => array( 'menu_name' => 'main-menu', 'mlid' => 5, 'hidden'=>1, 'has_children' => 0, 'title' => 'Item 5', 'in_active_trail' => 0, 'access'=>1, 'href' => 'e', 'localized_options' => array('attributes' => array('title' =>'')) ), 'below' => array( ) ),
    '6' => array('link' => array( 'menu_name' => 'main-menu', 'mlid' => 6, 'hidden'=>0, 'has_children' => 0, 'title' => 'Item 6', 'in_active_trail' => 0, 'access'=>0, 'href' => 'f', 'localized_options' => array('attributes' => array('title' =>'')) ), 'below' => array( ) ),
    '7' => array('link' => array( 'menu_name' => 'main-menu', 'mlid' => 7, 'hidden'=>0, 'has_children' => 0, 'title' => 'Item 7', 'in_active_trail' => 0, 'access'=>1, 'href' => 'g', 'localized_options' => array('attributes' => array('title' =>'')) ), 'below' => array( ) )
  );

  public static function getInfo() {
    return array(
      'name' => 'Menu tree output',
      'description' => 'Tests menu tree output functions.',
      'group' => 'Menu',
    );
  }

  function setUp() {
    parent::setUp();
  }

  /**
   * Validate the generation of a proper menu tree output.
   */
  function testMenuTreeData() {
    $output = menu_tree_output($this->tree_data);

    // Validate that the - in main-menu is changed into an underscore
    $this->assertEqual($output['1']['#theme'], 'menu_link__main_menu', 'Hyphen is changed to an underscore on menu_link');
    $this->assertEqual($output['#theme_wrappers'][0], 'menu_tree__main_menu', 'Hyphen is changed to an underscore on menu_tree wrapper');
    // Looking for child items in the data
    $this->assertEqual( $output['1']['#below']['2']['#href'], 'a/b', 'Checking the href on a child item');
    $this->assertTrue( in_array('active-trail',$output['1']['#below']['2']['#attributes']['class']) , 'Checking the active trail class');
    // Validate that the hidden and no access items are missing
    $this->assertFalse( isset($output['5']), 'Hidden item should be missing');
    $this->assertFalse( isset($output['6']), 'False access should be missing');
    // Item 7 is after a couple hidden items. Just to make sure that 5 and 6 are skipped and 7 still included
    $this->assertTrue( isset($output['7']), 'Item after hidden items is present');
  }
}

/**
 * Menu breadcrumbs related tests.
 */
class MenuBreadcrumbTestCase extends MenuWebTestCase {
  public static function getInfo() {
    return array(
      'name' => 'Breadcrumbs',
      'description' => 'Tests breadcrumbs functionality.',
      'group' => 'Menu',
    );
  }

  function setUp() {
    $modules = func_get_args();
    if (isset($modules[0]) && is_array($modules[0])) {
      $modules = $modules[0];
    }
    $modules[] = 'menu_test';
    parent::setUp($modules);
    $perms = array_keys(module_invoke_all('permission'));
    $this->admin_user = $this->drupalCreateUser($perms);
    $this->drupalLogin($this->admin_user);

    // This test puts menu links in the Navigation menu and then tests for
    // their presence on the page, so we need to ensure that the Navigation
    // block will be displayed in all active themes.
    db_update('block')
      ->fields(array(
        // Use a region that is valid for all themes.
        'region' => 'content',
        'status' => 1,
      ))
      ->condition('module', 'system')
      ->condition('delta', 'navigation')
      ->execute();
  }

  /**
   * Tests breadcrumbs on node and administrative paths.
   */
  function testBreadCrumbs() {
    // Prepare common base breadcrumb elements.
    $home = array('<front>' => 'Home');
    $admin = $home + array('admin' => t('Administration'));
    $config = $admin + array('admin/config' => t('Configuration'));
    $type = 'article';
    $langcode = LANGUAGE_NONE;

    // Verify breadcrumbs for default local tasks.
    $expected = array(
      'menu-test' => t('Menu test root'),
    );
    $title = t('Breadcrumbs test: Local tasks');
    $trail = $home + $expected;
    $tree = $expected + array(
      'menu-test/breadcrumb/tasks' => $title,
    );
    $this->assertBreadcrumb('menu-test/breadcrumb/tasks', $trail, $title, $tree);
    $this->assertBreadcrumb('menu-test/breadcrumb/tasks/first', $trail, $title, $tree);
    $this->assertBreadcrumb('menu-test/breadcrumb/tasks/first/first', $trail, $title, $tree);
    $trail += array(
      'menu-test/breadcrumb/tasks' => t('Breadcrumbs test: Local tasks'),
    );
    $this->assertBreadcrumb('menu-test/breadcrumb/tasks/first/second', $trail, $title, $tree);
    $this->assertBreadcrumb('menu-test/breadcrumb/tasks/second', $trail, $title, $tree);
    $this->assertBreadcrumb('menu-test/breadcrumb/tasks/second/first', $trail, $title, $tree);
    $trail += array(
      'menu-test/breadcrumb/tasks/second' => t('Second'),
    );
    $this->assertBreadcrumb('menu-test/breadcrumb/tasks/second/second', $trail, $title, $tree);

    // Verify Taxonomy administration breadcrumbs.
    $trail = $admin + array(
      'admin/structure' => t('Structure'),
    );
    $this->assertBreadcrumb('admin/structure/taxonomy', $trail);

    $trail += array(
      'admin/structure/taxonomy' => t('Taxonomy'),
    );
    $this->assertBreadcrumb('admin/structure/taxonomy/tags', $trail);
    $trail += array(
      'admin/structure/taxonomy/tags' => t('Tags'),
    );
    $this->assertBreadcrumb('admin/structure/taxonomy/tags/edit', $trail);
    $this->assertBreadcrumb('admin/structure/taxonomy/tags/fields', $trail);
    $this->assertBreadcrumb('admin/structure/taxonomy/tags/add', $trail);

    // Verify Menu administration breadcrumbs.
    $trail = $admin + array(
      'admin/structure' => t('Structure'),
    );
    $this->assertBreadcrumb('admin/structure/menu', $trail);

    $trail += array(
      'admin/structure/menu' => t('Menus'),
    );
    $this->assertBreadcrumb('admin/structure/menu/manage/navigation', $trail);
    $trail += array(
      'admin/structure/menu/manage/navigation' => t('Navigation'),
    );
    $this->assertBreadcrumb("admin/structure/menu/item/6/edit", $trail);
    $this->assertBreadcrumb('admin/structure/menu/manage/navigation/edit', $trail);
    $this->assertBreadcrumb('admin/structure/menu/manage/navigation/add', $trail);

    // Verify Node administration breadcrumbs.
    $trail = $admin + array(
      'admin/structure' => t('Structure'),
      'admin/structure/types' => t('Content types'),
    );
    $this->assertBreadcrumb('admin/structure/types/add', $trail);
    $this->assertBreadcrumb("admin/structure/types/manage/$type", $trail);
    $trail += array(
      "admin/structure/types/manage/$type" => t('Article'),
    );
    $this->assertBreadcrumb("admin/structure/types/manage/$type/fields", $trail);
    $this->assertBreadcrumb("admin/structure/types/manage/$type/display", $trail);
    $trail_teaser = $trail + array(
      "admin/structure/types/manage/$type/display" => t('Manage display'),
    );
    $this->assertBreadcrumb("admin/structure/types/manage/$type/display/teaser", $trail_teaser);
    $this->assertBreadcrumb("admin/structure/types/manage/$type/comment/fields", $trail);
    $this->assertBreadcrumb("admin/structure/types/manage/$type/comment/display", $trail);
    $this->assertBreadcrumb("admin/structure/types/manage/$type/delete", $trail);
    $trail += array(
      "admin/structure/types/manage/$type/fields" => t('Manage fields'),
    );
    $this->assertBreadcrumb("admin/structure/types/manage/$type/fields/body", $trail);
    $trail += array(
      "admin/structure/types/manage/$type/fields/body" => t('Body'),
    );
    $this->assertBreadcrumb("admin/structure/types/manage/$type/fields/body/widget-type", $trail);

    // Verify Filter text format administration breadcrumbs.
    $format = db_query_range("SELECT format, name FROM {filter_format}", 1, 1)->fetch();
    $format_id = $format->format;
    $trail = $config + array(
      'admin/config/content' => t('Content authoring'),
    );
    $this->assertBreadcrumb('admin/config/content/formats', $trail);

    $trail += array(
      'admin/config/content/formats' => t('Text formats'),
    );
    $this->assertBreadcrumb('admin/config/content/formats/add', $trail);
    $this->assertBreadcrumb("admin/config/content/formats/$format_id", $trail);
    $trail += array(
      "admin/config/content/formats/$format_id" => $format->name,
    );
    $this->assertBreadcrumb("admin/config/content/formats/$format_id/disable", $trail);

    // Verify node breadcrumbs (without menu link).
    $node1 = $this->drupalCreateNode();
    $nid1 = $node1->nid;
    $trail = $home;
    $this->assertBreadcrumb("node/$nid1", $trail);
    // Also verify that the node does not appear elsewhere (e.g., menu trees).
    $this->assertNoLink($node1->title);
    // The node itself should not be contained in the breadcrumb on the default
    // local task, since there is no difference between both pages.
    $this->assertBreadcrumb("node/$nid1/view", $trail);
    // Also verify that the node does not appear elsewhere (e.g., menu trees).
    $this->assertNoLink($node1->title);

    $trail += array(
      "node/$nid1" => $node1->title,
    );
    $this->assertBreadcrumb("node/$nid1/edit", $trail);

    // Verify that breadcrumb on node listing page contains "Home" only.
    $trail = array();
    $this->assertBreadcrumb('node', $trail);

    // Verify node breadcrumbs (in menu).
    // Do this separately for Main menu and Navigation menu, since only the
    // latter is a preferred menu by default.
    // @todo Also test all themes? Manually testing led to the suspicion that
    //   breadcrumbs may differ, possibly due to template.php overrides.
    $menus = array('main-menu', 'navigation');
    // Alter node type menu settings.
    variable_set("menu_options_$type", $menus);
    variable_set("menu_parent_$type", 'navigation:0');

    foreach ($menus as $menu) {
      // Create a parent node in the current menu.
      $title = $this->randomName();
      $node2 = $this->drupalCreateNode(array(
        'type' => $type,
        'title' => $title,
        'menu' => array(
          'enabled' => 1,
          'link_title' => 'Parent ' . $title,
          'description' => '',
          'menu_name' => $menu,
          'plid' => 0,
        ),
      ));
      $nid2 = $node2->nid;

      $trail = $home;
      $tree = array(
        "node/$nid2" => $node2->menu['link_title'],
      );
      $this->assertBreadcrumb("node/$nid2", $trail, $node2->title, $tree);
      // The node itself should not be contained in the breadcrumb on the
      // default local task, since there is no difference between both pages.
      $this->assertBreadcrumb("node/$nid2/view", $trail, $node2->title, $tree);
      $trail += array(
        "node/$nid2" => $node2->menu['link_title'],
      );
      $this->assertBreadcrumb("node/$nid2/edit", $trail);

      // Create a child node in the current menu.
      $title = $this->randomName();
      $node3 = $this->drupalCreateNode(array(
        'type' => $type,
        'title' => $title,
        'menu' => array(
          'enabled' => 1,
          'link_title' => 'Child ' . $title,
          'description' => '',
          'menu_name' => $menu,
          'plid' => $node2->menu['mlid'],
        ),
      ));
      $nid3 = $node3->nid;

      $this->assertBreadcrumb("node/$nid3", $trail, $node3->title, $tree, FALSE);
      // The node itself should not be contained in the breadcrumb on the
      // default local task, since there is no difference between both pages.
      $this->assertBreadcrumb("node/$nid3/view", $trail, $node3->title, $tree, FALSE);
      $trail += array(
        "node/$nid3" => $node3->menu['link_title'],
      );
      $tree += array(
        "node/$nid3" => $node3->menu['link_title'],
      );
      $this->assertBreadcrumb("node/$nid3/edit", $trail);

      // Verify that node listing page still contains "Home" only.
      $trail = array();
      $this->assertBreadcrumb('node', $trail);

      if ($menu == 'navigation') {
        $parent = $node2;
        $child = $node3;
      }
    }

    // Create a Navigation menu link for 'node', move the last parent node menu
    // link below it, and verify a full breadcrumb for the last child node.
    $menu = 'navigation';
    $edit = array(
      'link_title' => 'Root',
      'link_path' => 'node',
    );
    $this->drupalPost("admin/structure/menu/manage/$menu/add", $edit, t('Save'));
    $link = db_query('SELECT * FROM {menu_links} WHERE link_title = :title', array(':title' => 'Root'))->fetchAssoc();

    $edit = array(
      'menu[parent]' => $link['menu_name'] . ':' . $link['mlid'],
    );
    $this->drupalPost("node/{$parent->nid}/edit", $edit, t('Save'));
    $expected = array(
      "node" => $link['link_title'],
    );
    $trail = $home + $expected;
    $tree = $expected + array(
      "node/{$parent->nid}" => $parent->menu['link_title'],
    );
    $this->assertBreadcrumb(NULL, $trail, $parent->title, $tree);
    $trail += array(
      "node/{$parent->nid}" => $parent->menu['link_title'],
    );
    $tree += array(
      "node/{$child->nid}" => $child->menu['link_title'],
    );
    $this->assertBreadcrumb("node/{$child->nid}", $trail, $child->title, $tree);

    // Add a taxonomy term/tag to last node, and add a link for that term to the
    // Navigation menu.
    $tags = array(
      'Drupal' => array(),
      'Breadcrumbs' => array(),
    );
    $edit = array(
      "field_tags[$langcode]" => implode(',', array_keys($tags)),
    );
    $this->drupalPost("node/{$parent->nid}/edit", $edit, t('Save'));

    // Put both terms into a hierarchy Drupal » Breadcrumbs. Required for both
    // the menu links and the terms itself, since taxonomy_term_page() resets
    // the breadcrumb based on taxonomy term hierarchy.
    $parent_tid = 0;
    foreach ($tags as $name => $null) {
      $terms = taxonomy_term_load_multiple(NULL, array('name' => $name));
      $term = reset($terms);
      $tags[$name]['term'] = $term;
      if ($parent_tid) {
        $edit = array(
          'parent[]' => array($parent_tid),
        );
        $this->drupalPost("taxonomy/term/{$term->tid}/edit", $edit, t('Save'));
      }
      $parent_tid = $term->tid;
    }
    $parent_mlid = 0;
    foreach ($tags as $name => $data) {
      $term = $data['term'];
      $edit = array(
        'link_title' => "$name link",
        'link_path' => "taxonomy/term/{$term->tid}",
        'parent' => "$menu:{$parent_mlid}",
      );
      $this->drupalPost("admin/structure/menu/manage/$menu/add", $edit, t('Save'));
      $tags[$name]['link'] = db_query('SELECT * FROM {menu_links} WHERE link_title = :title AND link_path = :href', array(
        ':title' => $edit['link_title'],
        ':href' => $edit['link_path'],
      ))->fetchAssoc();
      $tags[$name]['link']['link_path'] = $edit['link_path'];
      $parent_mlid = $tags[$name]['link']['mlid'];
    }

    // Verify expected breadcrumbs for menu links.
    $trail = $home;
    $tree = array();
    foreach ($tags as $name => $data) {
      $term = $data['term'];
      $link = $data['link'];

      $tree += array(
        $link['link_path'] => $link['link_title'],
      );
      $this->assertBreadcrumb($link['link_path'], $trail, $term->name, $tree);
      $this->assertRaw(check_plain($parent->title), 'Tagged node found.');

      // Additionally make sure that this link appears only once; i.e., the
      // untranslated menu links automatically generated from menu router items
      // ('taxonomy/term/%') should never be translated and appear in any menu
      // other than the breadcrumb trail.
      $elements = $this->xpath('//div[@id=:menu]/descendant::a[@href=:href]', array(
        ':menu' => 'block-system-navigation',
        ':href' => url($link['link_path']),
      ));
      $this->assertTrue(count($elements) == 1, "Link to {$link['link_path']} appears only once.");

      // Next iteration should expect this tag as parent link.
      // Note: Term name, not link name, due to taxonomy_term_page().
      $trail += array(
        $link['link_path'] => $term->name,
      );
    }

    // Verify breadcrumbs on user and user/%.
    // We need to log back in and out below, and cannot simply grant the
    // 'administer users' permission, since user_page() makes your head explode.
    user_role_grant_permissions(DRUPAL_ANONYMOUS_RID, array(
      'access user profiles',
    ));
    $this->drupalLogout();

    // Verify breadcrumb on front page.
    $this->assertBreadcrumb('<front>', array());

    // Verify breadcrumb on user pages (without menu link) for anonymous user.
    $trail = $home;
    $this->assertBreadcrumb('user', $trail, t('User account'));
    $this->assertBreadcrumb('user/' . $this->admin_user->uid, $trail, $this->admin_user->name);

    // Verify breadcrumb on user pages (without menu link) for registered users.
    $this->drupalLogin($this->admin_user);
    $trail = $home;
    $this->assertBreadcrumb('user', $trail, $this->admin_user->name);
    $this->assertBreadcrumb('user/' . $this->admin_user->uid, $trail, $this->admin_user->name);
    $trail += array(
      'user/' . $this->admin_user->uid => $this->admin_user->name,
    );
    $this->assertBreadcrumb('user/' . $this->admin_user->uid . '/edit', $trail, $this->admin_user->name);

    // Create a second user to verify breadcrumb on user pages again.
    $this->web_user = $this->drupalCreateUser(array(
      'administer users',
      'access user profiles',
    ));
    $this->drupalLogin($this->web_user);

    // Verify correct breadcrumb and page title on another user's account pages
    // (without menu link).
    $trail = $home;
    $this->assertBreadcrumb('user/' . $this->admin_user->uid, $trail, $this->admin_user->name);
    $trail += array(
      'user/' . $this->admin_user->uid => $this->admin_user->name,
    );
    $this->assertBreadcrumb('user/' . $this->admin_user->uid . '/edit', $trail, $this->admin_user->name);

    // Verify correct breadcrumb and page title when viewing own user account
    // pages (without menu link).
    $trail = $home;
    $this->assertBreadcrumb('user/' . $this->web_user->uid, $trail, $this->web_user->name);
    $trail += array(
      'user/' . $this->web_user->uid => $this->web_user->name,
    );
    $this->assertBreadcrumb('user/' . $this->web_user->uid . '/edit', $trail, $this->web_user->name);

    // Add a Navigation menu links for 'user' and $this->admin_user.
    // Although it may be faster to manage these links via low-level API
    // functions, there's a lot that can go wrong in doing so.
    $this->drupalLogin($this->admin_user);
    $edit = array(
      'link_title' => 'User',
      'link_path' => 'user',
    );
    $this->drupalPost("admin/structure/menu/manage/$menu/add", $edit, t('Save'));
    $link_user = db_query('SELECT * FROM {menu_links} WHERE link_title = :title AND link_path = :href', array(
      ':title' => $edit['link_title'],
      ':href' => $edit['link_path'],
    ))->fetchAssoc();

    $edit = array(
      'link_title' => $this->admin_user->name . ' link',
      'link_path' => 'user/' . $this->admin_user->uid,
    );
    $this->drupalPost("admin/structure/menu/manage/$menu/add", $edit, t('Save'));
    $link_admin_user = db_query('SELECT * FROM {menu_links} WHERE link_title = :title AND link_path = :href', array(
      ':title' => $edit['link_title'],
      ':href' => $edit['link_path'],
    ))->fetchAssoc();

    // Verify expected breadcrumbs for the two separate links.
    $this->drupalLogout();
    $trail = $home;
    $tree = array(
      $link_user['link_path'] => $link_user['link_title'],
    );
    $this->assertBreadcrumb('user', $trail, $link_user['link_title'], $tree);
    $tree = array(
      $link_admin_user['link_path'] => $link_admin_user['link_title'],
    );
    $this->assertBreadcrumb('user/' . $this->admin_user->uid, $trail, $link_admin_user['link_title'], $tree);

    $this->drupalLogin($this->admin_user);
    $trail += array(
      $link_admin_user['link_path'] => $link_admin_user['link_title'],
    );
    $this->assertBreadcrumb('user/' . $this->admin_user->uid . '/edit', $trail, $link_admin_user['link_title'], $tree, FALSE);

    // Move 'user/%' below 'user' and verify again.
    $edit = array(
      'parent' => "$menu:{$link_user['mlid']}",
    );
    $this->drupalPost("admin/structure/menu/item/{$link_admin_user['mlid']}/edit", $edit, t('Save'));

    $this->drupalLogout();
    $trail = $home;
    $tree = array(
      $link_user['link_path'] => $link_user['link_title'],
    );
    $this->assertBreadcrumb('user', $trail, $link_user['link_title'], $tree);
    $trail += array(
      $link_user['link_path'] => $link_user['link_title'],
    );
    $tree += array(
      $link_admin_user['link_path'] => $link_admin_user['link_title'],
    );
    $this->assertBreadcrumb('user/' . $this->admin_user->uid, $trail, $link_admin_user['link_title'], $tree);

    $this->drupalLogin($this->admin_user);
    $trail += array(
      $link_admin_user['link_path'] => $link_admin_user['link_title'],
    );
    $this->assertBreadcrumb('user/' . $this->admin_user->uid . '/edit', $trail, $link_admin_user['link_title'], $tree, FALSE);

    // Create an only slightly privileged user being able to access site reports
    // but not administration pages.
    $this->web_user = $this->drupalCreateUser(array(
      'access site reports',
    ));
    $this->drupalLogin($this->web_user);

    // Verify that we can access recent log entries, there is a corresponding
    // page title, and that the breadcrumb is empty (because the user is not
    // able to access "Administer", so the trail cannot recurse into it).
    $trail = array();
    $this->assertBreadcrumb('admin', $trail, t('Access denied'));
    $this->assertResponse(403);

    $trail = $home;
    $this->assertBreadcrumb('admin/reports', $trail, t('Reports'));
    $this->assertNoResponse(403);

    $this->assertBreadcrumb('admin/reports/dblog', $trail, t('Recent log messages'));
    $this->assertNoResponse(403);
  }
}

/**
 * Tests active menu trails.
 */
class MenuTrailTestCase extends MenuWebTestCase {
  public static function getInfo() {
    return array(
      'name' => 'Active trail',
      'description' => 'Tests active menu trails and alteration functionality.',
      'group' => 'Menu',
    );
  }

  function setUp() {
    $modules = func_get_args();
    if (isset($modules[0]) && is_array($modules[0])) {
      $modules = $modules[0];
    }
    $modules[] = 'menu_test';
    parent::setUp($modules);
    $this->admin_user = $this->drupalCreateUser(array('administer site configuration', 'access administration pages'));
    $this->drupalLogin($this->admin_user);

    // This test puts menu links in the Navigation menu and then tests for
    // their presence on the page, so we need to ensure that the Navigation
    // block will be displayed in all active themes.
    db_update('block')
      ->fields(array(
        // Use a region that is valid for all themes.
        'region' => 'content',
        'status' => 1,
      ))
      ->condition('module', 'system')
      ->condition('delta', 'navigation')
      ->execute();

    // This test puts menu links in the Management menu and then tests for
    // their presence on the page, so we need to ensure that the Management
    // block will be displayed in all active themes.
    db_update('block')
      ->fields(array(
        // Use a region that is valid for all themes.
        'region' => 'content',
        'status' => 1,
      ))
      ->condition('module', 'system')
      ->condition('delta', 'management')
      ->execute();
  }

  /**
   * Tests active trails are properly affected by menu_tree_set_path().
   */
  function testMenuTreeSetPath() {
    $home = array('<front>' => 'Home');
    $config_tree = array(
      'admin' => t('Administration'),
      'admin/config' => t('Configuration'),
    );
    $config = $home + $config_tree;

    // The menu_test_menu_tree_set_path system variable controls whether or not
    // the menu_test_menu_trail_callback() callback (used by all paths in these
    // tests) issues an overriding call to menu_trail_set_path().
    $test_menu_path = array(
      'menu_name' => 'management',
      'path' => 'admin/config/system/site-information',
    );

    $breadcrumb = $home + array(
      'menu-test' => t('Menu test root'),
    );
    $tree = array(
      'menu-test' => t('Menu test root'),
      'menu-test/menu-trail' => t('Menu trail - Case 1'),
    );

    // Test the tree generation for the Navigation menu.
    variable_del('menu_test_menu_tree_set_path');
    $this->assertBreadcrumb('menu-test/menu-trail', $breadcrumb, t('Menu trail - Case 1'), $tree);

    // Override the active trail for the Management tree; it should not affect
    // the Navigation tree.
    variable_set('menu_test_menu_tree_set_path', $test_menu_path);
    $this->assertBreadcrumb('menu-test/menu-trail', $breadcrumb, t('Menu trail - Case 1'), $tree);

    $breadcrumb = $config + array(
      'admin/config/development' => t('Development'),
    );
    $tree = $config_tree + array(
      'admin/config/development' => t('Development'),
      'admin/config/development/menu-trail' => t('Menu trail - Case 2'),
    );

    $override_breadcrumb = $config + array(
      'admin/config/system' => t('System'),
      'admin/config/system/site-information' => t('Site information'),
    );
    $override_tree = $config_tree + array(
      'admin/config/system' => t('System'),
      'admin/config/system/site-information' => t('Site information'),
    );

    // Test the tree generation for the Management menu.
    variable_del('menu_test_menu_tree_set_path');
    $this->assertBreadcrumb('admin/config/development/menu-trail', $breadcrumb, t('Menu trail - Case 2'), $tree);

    // Override the active trail for the Management tree; it should affect the
    // breadcrumbs and Management tree.
    variable_set('menu_test_menu_tree_set_path', $test_menu_path);
    $this->assertBreadcrumb('admin/config/development/menu-trail', $override_breadcrumb, t('Menu trail - Case 2'), $override_tree);
  }

  /**
   * Tests that the active trail works correctly on custom 403 and 404 pages.
   */
  function testCustom403And404Pages() {
    // Set the custom 403 and 404 pages we will use.
    variable_set('site_403', 'menu-test/custom-403-page');
    variable_set('site_404', 'menu-test/custom-404-page');

    // Define the paths we'll visit to trigger 403 and 404 responses during
    // this test, and the expected active trail for each case.
    $paths = array(
      403 => 'admin/config',
      404 => $this->randomName(),
    );
    // For the 403 page, the initial trail during the Drupal bootstrap should
    // include the page that the user is trying to visit, while the final trail
    // should reflect the custom 403 page that the user was redirected to.
    $expected_trail[403]['initial'] = array(
      '<front>' => 'Home',
      'admin/config' => 'Configuration',
    );
    $expected_trail[403]['final'] = array(
      '<front>' => 'Home',
      'menu-test' => 'Menu test root',
      'menu-test/custom-403-page' => 'Custom 403 page',
    );
    // For the 404 page, the initial trail during the Drupal bootstrap should
    // only contain the link back to "Home" (since the page the user is trying
    // to visit doesn't have any menu items associated with it), while the
    // final trail should reflect the custom 404 page that the user was
    // redirected to.
    $expected_trail[404]['initial'] = array(
      '<front>' => 'Home',
    );
    $expected_trail[404]['final'] = array(
      '<front>' => 'Home',
      'menu-test' => 'Menu test root',
      'menu-test/custom-404-page' => 'Custom 404 page',
    );

    // Visit each path as an anonymous user so that we will actually get a 403
    // on admin/config.
    $this->drupalLogout();
    foreach (array(403, 404) as $status_code) {
      // Before visiting the page, trigger the code in the menu_test module
      // that will record the active trail (so we can check it in this test).
      variable_set('menu_test_record_active_trail', TRUE);
      $this->drupalGet($paths[$status_code]);
      $this->assertResponse($status_code);

      // Check that the initial trail (during the Drupal bootstrap) matches
      // what we expect.
      $initial_trail = variable_get('menu_test_active_trail_initial', array());
      $this->assertEqual(count($initial_trail), count($expected_trail[$status_code]['initial']), format_string('The initial active trail for a @status_code page contains the expected number of items (expected: @expected, found: @found).', array(
        '@status_code' => $status_code,
        '@expected' => count($expected_trail[$status_code]['initial']),
        '@found' => count($initial_trail),
      )));
      foreach (array_keys($expected_trail[$status_code]['initial']) as $index => $path) {
        $this->assertEqual($initial_trail[$index]['href'], $path, format_string('Element number @number of the initial active trail for a @status_code page contains the correct path (expected: @expected, found: @found)', array(
          '@number' => $index + 1,
          '@status_code' => $status_code,
          '@expected' => $path,
          '@found' => $initial_trail[$index]['href'],
        )));
      }

      // Check that the final trail (after the user has been redirected to the
      // custom 403/404 page) matches what we expect.
      $final_trail = variable_get('menu_test_active_trail_final', array());
      $this->assertEqual(count($final_trail), count($expected_trail[$status_code]['final']), format_string('The final active trail for a @status_code page contains the expected number of items (expected: @expected, found: @found).', array(
        '@status_code' => $status_code,
        '@expected' => count($expected_trail[$status_code]['final']),
        '@found' => count($final_trail),
      )));
      foreach (array_keys($expected_trail[$status_code]['final']) as $index => $path) {
        $this->assertEqual($final_trail[$index]['href'], $path, format_string('Element number @number of the final active trail for a @status_code page contains the correct path (expected: @expected, found: @found)', array(
          '@number' => $index + 1,
          '@status_code' => $status_code,
          '@expected' => $path,
          '@found' => $final_trail[$index]['href'],
        )));
      }

      // Check that the breadcrumb displayed on the final custom 403/404 page
      // matches what we expect. (The last item of the active trail represents
      // the current page, which is not supposed to appear in the breadcrumb,
      // so we need to remove it from the array before checking.)
      array_pop($expected_trail[$status_code]['final']);
      $this->assertBreadcrumb(NULL, $expected_trail[$status_code]['final']);
    }
  }
}
Creat By MiNi SheLL
Email: devilkiller@gmail.com