Implements hook_init().
function menu_test_init() {
// When requested by one of the MenuTrailTestCase tests, record the initial
// active trail during Drupal's bootstrap (before the user is redirected to a
// custom 403 or 404 page). See menu_test_custom_403_404_callback().
if (state()
->get('menu_test.record_active_trail') ?: FALSE) {
state()
->set('menu_test.active_trail_initial', menu_get_active_trail());
}
}