devtools/client/shared/test/helper_addons.js


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/* Any copyright is dedicated to the Public Domain.
   http://creativecommons.org/publicdomain/zero/1.0/ */
/* eslint no-unused-vars: [2, {"vars": "local", "args": "none"}] */

"use strict";

const chromeRegistry = Cc["@mozilla.org/chrome/chrome-registry;1"].getService(
  Ci.nsIChromeRegistry
);
const DEBUGGER_CHROME_URL =
  "chrome://mochitests/content/browser/devtools/client/shared/test/";
const DEBUGGER_CHROME_URI = Services.io.newURI(DEBUGGER_CHROME_URL);

const EventEmitter = require("devtools/shared/event-emitter");

var { AddonManager } = ChromeUtils.import(
  "resource://gre/modules/AddonManager.jsm"
);

function getAddonURIFromPath(path) {
  const chromeURI = Services.io.newURI(path, null, DEBUGGER_CHROME_URI);
  return chromeRegistry
    .convertChromeURL(chromeURI)
    .QueryInterface(Ci.nsIFileURL);
}

function addTemporaryAddon(path) {
  const addonFile = getAddonURIFromPath(path).file;
  info("Installing addon: " + addonFile.path);

  return AddonManager.installTemporaryAddon(addonFile);
}

function removeAddon(addon) {
  return new Promise(resolve => {
    info("Removing addon.");

    const listener = {
      onUninstalled: function(uninstalledAddon) {
        if (uninstalledAddon != addon) {
          return;
        }
        AddonManager.removeAddonListener(listener);
        resolve();
      },
    };

    AddonManager.addAddonListener(listener);
    addon.uninstall();
  });
}