Quelle browser_EveryWindow.js Sprache: JAVA

/* 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/. */

"use strict";

/* eslint-disable mozilla/no-arbitrary-setTimeout */

const { EveryWindow } = ChromeUtils.importESModule(
  "resource:///modules/EveryWindow.sys.mjs"
);

async function windowInited(aId, aWin) {
  // TestUtils.topicObserved returns [subject, data]. We return the
  // subject, which in this case is the window.
  return (
    await TestUtils.topicObserved(`${aId}:init`, win => {
      return aWin ? win == aWin : true;
    })
  )[0];
}

function windowUninited(aId, aWin, aClosing) {
  return TestUtils.topicObserved(`${aId}:uninit`, (win, closing) => {
    if (aWin && aWin != win) {
      return false;
    }
    if (!aWin) {
      return true;
    }
    if (!!aClosing != !!closing) {
      return false;
    }
    return true;
  });
}

function registerEWCallback(id) {
  EveryWindow.registerCallback(
    id,
    win => {
      Services.obs.notifyObservers(win, `${id}:init`);
    },
    (win, closing) => {
      Services.obs.notifyObservers(win, `${id}:uninit`, closing);
    }
  );
}

function unregisterEWCallback(id, aCallUninit) {
  EveryWindow.unregisterCallback(id, aCallUninit);
}

add_task(async function test_stuff() {
  let win2 = await BrowserTestUtils.openNewBrowserWindow();
  let win3 = await BrowserTestUtils.openNewBrowserWindow();

  let callbackId1 = "EveryWindow:test:1";
  let callbackId2 = "EveryWindow:test:2";

  let initPromise = Promise.all([
    windowInited(callbackId1, window),
    windowInited(callbackId1, win2),
    windowInited(callbackId1, win3),
    windowInited(callbackId2, window),
    windowInited(callbackId2, win2),
    windowInited(callbackId2, win3),
  ]);

  registerEWCallback(callbackId1);
  registerEWCallback(callbackId2);

  await initPromise;
  ok(true, "Init called for all existing windows for all registered consumers");

  let uninitPromise = Promise.all([
    windowUninited(callbackId1, window, false),
    windowUninited(callbackId1, win2, false),
    windowUninited(callbackId1, win3, false),
    windowUninited(callbackId2, window, false),
    windowUninited(callbackId2, win2, false),
    windowUninited(callbackId2, win3, false),
  ]);

  unregisterEWCallback(callbackId1);
  unregisterEWCallback(callbackId2);
  await uninitPromise;
  ok(true, "Uninit called for all existing windows");

  initPromise = Promise.all([
    windowInited(callbackId1, window),
    windowInited(callbackId1, win2),
    windowInited(callbackId1, win3),
    windowInited(callbackId2, window),
    windowInited(callbackId2, win2),
    windowInited(callbackId2, win3),
  ]);

  registerEWCallback(callbackId1);
  registerEWCallback(callbackId2);

  await initPromise;
  ok(true, "Init called for all existing windows for all registered consumers");

  uninitPromise = Promise.all([
    windowUninited(callbackId1, win2, true),
    windowUninited(callbackId2, win2, true),
  ]);
  await BrowserTestUtils.closeWindow(win2);
  await uninitPromise;
  ok(
    true,
    "Uninit called with closing=true for win2 for all registered consumers"
  );

  uninitPromise = Promise.all([
    windowUninited(callbackId1, win3, true),
    windowUninited(callbackId2, win3, true),
  ]);
  await BrowserTestUtils.closeWindow(win3);
  await uninitPromise;
  ok(
    true,
    "Uninit called with closing=true for win3 for all registered consumers"
  );

  initPromise = windowInited(callbackId1);
  let initPromise2 = windowInited(callbackId2);
  win2 = await BrowserTestUtils.openNewBrowserWindow();
  is(await initPromise, win2, "Init called for new window for callback 1");
  is(await initPromise2, win2, "Init called for new window for callback 2");

  uninitPromise = Promise.all([
    windowUninited(callbackId1, win2, true),
    windowUninited(callbackId2, win2, true),
  ]);
  await BrowserTestUtils.closeWindow(win2);
  await uninitPromise;
  ok(
    true,
    "Uninit called with closing=true for win2 for all registered consumers"
  );

  uninitPromise = windowUninited(callbackId1, window, false);
  unregisterEWCallback(callbackId1);
  await uninitPromise;
  ok(
    true,
    "Uninit called for main window without closing flag for the unregistered consumer"
  );

  uninitPromise = windowUninited(callbackId2, window, false);
  let timeoutPromise = new Promise(resolve => setTimeout(resolve, 500));
  unregisterEWCallback(callbackId2, false);
  let result = await Promise.race([uninitPromise, timeoutPromise]);
  is(
    result,
    undefined,
    "Uninit not called when unregistering a consumer with aCallUninit=false"
  );
});

quality100%

¤ Dauer der Verarbeitung: 0.22 Sekunden (vorverarbeitet) ¤

Wurzel

Suchen

Beweissystem der NASA

Beweissystem Isabelle

NIST Cobol Testsuite

Cephes Mathematical Library

Wiener Entwicklungsmethode

Haftungshinweis

Die Informationen auf dieser Webseite wurden nach bestem Wissen sorgfältig zusammengestellt. Es wird jedoch weder Vollständigkeit, noch Richtigkeit, noch Qualität der bereit gestellten Informationen zugesichert.

Bemerkung:

Die farbliche Syntaxdarstellung ist noch experimentell.