function MenuTrailTestCase::testCustom403And404Pages in Drupal 7

Tests that the active trail works correctly on custom 403 and 404 pages.

File

modules/simpletest/tests/menu.test, line 1651

Provides SimpleTests for menu.inc.

Class

MenuTrailTestCase

Tests active menu trails.

Code

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']);
  }
}