test_ext_alarms_replaces.js

Enable keyboard shortcuts

/* -*- Mode: indent-tabs-mode: nil; js-indent-level: 2 -*- */

/* vim: set sts=2 sw=2 et tw=80: */

"use strict";

add_task(async function test_duplicate_alarm_name_replaces_alarm() {

  function backgroundScript() {

    let count = 0;

    browser.alarms.onAlarm.addListener(async alarm => {

      browser.test.assertEq(

        "replaced alarm",

        alarm.name,

        "Expected last alarm"

);

      browser.test.assertEq(

0,

        count++,

        "duplicate named alarm replaced existing alarm"

);

      let results = await browser.alarms.getAll();

      // "replaced alarm" is expected to be replaced with a non-repeating

      // alarm, so it should not appear in the list of alarms.

      browser.test.assertEq(1, results.length, "exactly one alarms exists");

      browser.test.assertEq(

        "unrelated alarm",

        results[0].name,

        "remaining alarm has the expected name"

);

      browser.test.notifyPass("alarm-duplicate");

});

    // Alarm that is so far in the future that it is never triggered.

    browser.alarms.create("unrelated alarm", { delayInMinutes: 60 });

    // Alarm that repeats.

    browser.alarms.create("replaced alarm", {

      delayInMinutes: 1 / 60,

      periodInMinutes: 1 / 60,

});

    // Before the repeating alarm is triggered, it is immediately replaced with

    // a non-repeating alarm.

    browser.alarms.create("replaced alarm", { delayInMinutes: 3 / 60 });

  let extension = ExtensionTestUtils.loadExtension({

    background: `(${backgroundScript})()`,

    manifest: {

      permissions: ["alarms"],

},

});

  await extension.startup();

  await extension.awaitFinish("alarm-duplicate");

  await extension.unload();

});