test_ScheduledTask.js

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/* 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/. */

let lazy = {};

ChromeUtils.defineESModuleGetters(lazy, {

  ScheduledTask: "resource://gre/modules/ScheduledTask.sys.mjs",

});

add_task(async function testRunArmedAccordingToSchedule() {

  let isCalled = false;

  const scheduledTime = Date.now() + 1000;

  const task = new lazy.ScheduledTask(async () => {

    isCalled = true;

  }, scheduledTime).arm();

  await task.asPromise();

  Assert.greaterOrEqual(Date.now(), scheduledTime);

  Assert.ok(isCalled);

});

add_task(async function testNeverArmed() {

  let isCalled = false;

  const scheduledTime = Date.now() + 1000;

  const task = new lazy.ScheduledTask(async () => {

    isCalled = true;

  }, scheduledTime);

  await task.asPromise();

  Assert.ok(!isCalled);

});

add_task(async function testArmThenDisarm() {

  let isCalled = false;

  const scheduledTime = Date.now() + 1000;

  const task = new lazy.ScheduledTask(async () => {

    isCalled = true;

  }, scheduledTime)

    .arm()

    .disarm();

  await task.asPromise();

  Assert.ok(!isCalled);

});