/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

function run_test() {
  let a = cal.createDuration("PT1S");
  let b = cal.createDuration("PT3S");
  a.addDuration(b);
  equal(a.icalString, "PT4S");
}