зеркало из https://github.com/mozilla/gecko-dev.git
68 строки
2.4 KiB
JavaScript
68 строки
2.4 KiB
JavaScript
// The tab closing code leaves an uncaught rejection. This test has been
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// whitelisted until the issue is fixed.
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if (!gMultiProcessBrowser) {
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ChromeUtils.import("resource://testing-common/PromiseTestUtils.jsm", this);
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PromiseTestUtils.expectUncaughtRejection(/is no longer, usable/);
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}
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const kBaseURI = "http://mochi.test:8888/browser/dom/base/test/empty.html";
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const kPluginJS = "chrome://mochitests/content/browser/dom/base/test/plugin.js";
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var testURLs = [
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"http://mochi.test:8888/browser/dom/base/test/file_audioLoop.html",
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"http://mochi.test:8888/browser/dom/base/test/file_audioLoopInIframe.html",
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"http://mochi.test:8888/browser/dom/base/test/file_pluginAudio.html",
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"http://mochi.test:8888/browser/dom/base/test/file_webaudio_startstop.html",
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];
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// We want to ensure that while audio is being played back, a background tab is
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// treated the same as a foreground tab as far as timeout throttling is concerned.
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// So we use a 100,000 second minimum timeout value for background tabs. This
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// means that in case the test fails, it will time out in practice, but just for
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// sanity the test condition ensures that the observed timeout delay falls in
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// this range.
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const kMinTimeoutBackground = 100 * 1000 * 1000;
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const kDelay = 10;
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Services.scriptloader.loadSubScript(kPluginJS, this);
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async function runTest(url) {
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let currentTab = gBrowser.selectedTab;
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let newTab = await BrowserTestUtils.openNewForegroundTab(gBrowser, kBaseURI);
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let newBrowser = gBrowser.getBrowserForTab(newTab);
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// Wait for the UI to indicate that audio is being played back.
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let promise = BrowserTestUtils.waitForAttribute("soundplaying", newTab, "true");
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BrowserTestUtils.loadURI(newBrowser, url);
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await promise;
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// Put the tab in the background.
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await BrowserTestUtils.switchTab(gBrowser, currentTab);
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let timeout = await ContentTask.spawn(newBrowser, kDelay, function(delay) {
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return new Promise(resolve => {
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let before = new Date();
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content.window.setTimeout(function() {
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let after = new Date();
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resolve(after - before);
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}, delay);
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});
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});
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ok(timeout <= kMinTimeoutBackground, `Got the correct timeout (${timeout})`);
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// All done.
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BrowserTestUtils.removeTab(newTab);
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}
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add_task(async function setup() {
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await SpecialPowers.pushPrefEnv({"set": [
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["dom.min_background_timeout_value", kMinTimeoutBackground],
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]});
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});
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add_task(async function test() {
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for (var url of testURLs) {
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await runTest(url);
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}
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});
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