зеркало из https://github.com/mozilla/gecko-dev.git
98 строки
3.3 KiB
HTML
98 строки
3.3 KiB
HTML
<!DOCTYPE HTML>
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<html>
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<!--
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https://bugzilla.mozilla.org/show_bug.cgi?id=1265279
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-->
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<head>
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<meta charset="utf-8">
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<title>Test for Bug 1309099 - Web Manifest: Implement window.onappinstalled</title>
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<script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
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<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css">
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<script>
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"use strict";
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SimpleTest.waitForExplicitFinish();
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const finish = SimpleTest.finish.bind(SimpleTest);
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enableOnAppInstalledPref()
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.then(createIframe)
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.then(checkImplementation)
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.then(checkOnappInstalledEventFired)
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.then(checkAddEventListenerFires)
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.then(finish)
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.catch(err => {
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ok(false, err.stack);
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finish();
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});
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function enableOnAppInstalledPref() {
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const ops = {
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"set": [
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["dom.manifest.onappinstalled", true],
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],
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};
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return SpecialPowers.pushPrefEnv(ops);
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}
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// WebIDL conditional annotations for an interface are evaluate once per
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// global, so we need to create an iframe to see the effects of calling
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// enableOnAppInstalledPref().
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function createIframe() {
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return new Promise((resolve) => {
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const iframe = document.createElement("iframe");
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iframe.src = "about:blank";
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iframe.onload = () => resolve(iframe.contentWindow);
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document.body.appendChild(iframe);
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});
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}
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// Check that the WebIDL is as expected.
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function checkImplementation(ifrWindow) {
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return new Promise((resolve, reject) => {
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const hasOnAppInstalledProp = ifrWindow.hasOwnProperty("onappinstalled");
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ok(hasOnAppInstalledProp, "window has own onappinstalled property");
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// no point in continuing
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if (!hasOnAppInstalledProp) {
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const err = new Error("No 'onappinstalled' IDL attribute. Aborting early.");
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return reject(err);
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}
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is(ifrWindow.onappinstalled, null, "window install is initially set to null");
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// Check that enumerable, configurable, and has a getter and setter.
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const objDescriptor = Object.getOwnPropertyDescriptor(ifrWindow, "onappinstalled");
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ok(objDescriptor.enumerable, "is enumerable");
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ok(objDescriptor.configurable, "is configurable");
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ok(objDescriptor.hasOwnProperty("get"), "has getter");
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ok(objDescriptor.hasOwnProperty("set"), "has setter");
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resolve(ifrWindow);
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});
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}
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// Checks that .onappinstalled receives an event.
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function checkOnappInstalledEventFired(ifrWindow) {
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const customEv = new CustomEvent("appinstalled");
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return new Promise((resolve) => {
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// Test is we receive the event on `appinstalled`
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ifrWindow.onappinstalled = ev => {
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ifrWindow.onappinstalled = null;
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is(ev, customEv, "The events should be the same event object");
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resolve(ifrWindow);
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};
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ifrWindow.dispatchEvent(customEv);
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});
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}
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// Checks that .addEventListener("appinstalled") receives an event.
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function checkAddEventListenerFires(ifrWindow) {
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const customEv = new CustomEvent("appinstalled");
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return new Promise((resolve) => {
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ifrWindow.addEventListener("appinstalled", function(ev) {
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is(ev, customEv, "The events should be the same");
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resolve(ifrWindow);
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}, {once: true});
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ifrWindow.dispatchEvent(customEv);
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});
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}
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</script>
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</head>
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