gecko-dev/addon-sdk/source/test/test-browser-events.js

106 строки
3.5 KiB
JavaScript

/* 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";
const { Loader } = require("sdk/test/loader");
const { open, getMostRecentBrowserWindow, getOuterId } = require("sdk/window/utils");
const { setTimeout } = require("sdk/timers");
exports["test browser events"] = function(assert, done) {
let loader = Loader(module);
let { events } = loader.require("sdk/browser/events");
let { on, off } = loader.require("sdk/event/core");
let actual = [];
on(events, "data", function handler(e) {
actual.push(e);
if (e.type === "load") window.close();
if (e.type === "close") {
// Unload the module so that all listeners set by observer are removed.
let [ ready, load, close ] = actual;
assert.equal(ready.type, "DOMContentLoaded");
assert.equal(ready.target, window, "window ready");
assert.equal(load.type, "load");
assert.equal(load.target, window, "window load");
assert.equal(close.type, "close");
assert.equal(close.target, window, "window load");
// Note: If window is closed right after this GC won't have time
// to claim loader and there for this listener, there for it's safer
// to remove listener.
off(events, "data", handler);
loader.unload();
done();
}
});
// Open window and close it to trigger observers.
let window = open();
};
exports["test browser events ignore other wins"] = function(assert, done) {
let loader = Loader(module);
let { events: windowEvents } = loader.require("sdk/window/events");
let { events: browserEvents } = loader.require("sdk/browser/events");
let { on, off } = loader.require("sdk/event/core");
let actualBrowser = [];
let actualWindow = [];
function browserEventHandler(e) actualBrowser.push(e)
on(browserEvents, "data", browserEventHandler);
on(windowEvents, "data", function handler(e) {
actualWindow.push(e);
// Delay close so that if "load" is also emitted on `browserEvents`
// `browserEventHandler` will be invoked.
if (e.type === "load") setTimeout(window.close);
if (e.type === "close") {
assert.deepEqual(actualBrowser, [], "browser events were not triggered");
let [ open, ready, load, close ] = actualWindow;
assert.equal(open.type, "open");
assert.equal(open.target, window, "window is open");
assert.equal(ready.type, "DOMContentLoaded");
assert.equal(ready.target, window, "window ready");
assert.equal(load.type, "load");
assert.equal(load.target, window, "window load");
assert.equal(close.type, "close");
assert.equal(close.target, window, "window load");
// Note: If window is closed right after this GC won't have time
// to claim loader and there for this listener, there for it's safer
// to remove listener.
off(windowEvents, "data", handler);
off(browserEvents, "data", browserEventHandler);
loader.unload();
done();
}
});
// Open window and close it to trigger observers.
let window = open("data:text/html,not a browser");
};
if (require("sdk/system/xul-app").is("Fennec")) {
module.exports = {
"test Unsupported Test": function UnsupportedTest (assert) {
assert.pass(
"Skipping this test until Fennec support is implemented." +
"See bug 793071");
}
}
}
require("test").run(exports);