зеркало из https://github.com/mozilla/gecko-dev.git
87 строки
3.0 KiB
JavaScript
87 строки
3.0 KiB
JavaScript
"use strict";
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// This test tends to trigger a race in the fullscreen time telemetry,
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// where the fullscreen enter and fullscreen exit events (which use the
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// same histogram ID) overlap. That causes TelemetryStopwatch to log an
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// error.
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SimpleTest.ignoreAllUncaughtExceptions(true);
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const kPage = "http://example.org/browser/" +
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"dom/html/test/file_fullscreen-newtab.html";
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function getSizeMode() {
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return document.documentElement.getAttribute("sizemode");
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}
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async function runTest() {
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await BrowserTestUtils.withNewTab({
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gBrowser,
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url: kPage
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}, async function (browser) {
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await ContentTask.spawn(browser, null, function() {
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content.document.addEventListener("fullscreenchange", () => {
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sendAsyncMessage("Test:FullscreenChange");
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});
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content.document.addEventListener("fullscreenerror", () => {
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sendAsyncMessage("Test:FullscreenError");
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});
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});
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let promiseFsEvents = new Promise(resolve => {
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let countFsChange = 0;
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let countFsError = 0;
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function checkAndResolve() {
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if (countFsChange > 0 && countFsError > 0) {
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ok(false, "Got both fullscreenchange and fullscreenerror events");
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} else if (countFsChange > 2) {
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ok(false, "Got too many fullscreenchange events");
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} else if (countFsError > 1) {
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ok(false, "Got too many fullscreenerror events");
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} else if (countFsChange == 2 || countFsError == 1) {
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resolve();
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}
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}
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let mm = browser.messageManager;
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mm.addMessageListener("Test:FullscreenChange", () => {
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info("Got fullscreenchange event");
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++countFsChange;
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checkAndResolve();
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});
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mm.addMessageListener("Test:FullscreenError", () => {
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info("Got fullscreenerror event");
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++countFsError;
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checkAndResolve();
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});
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});
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let promiseNewTab =
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BrowserTestUtils.waitForNewTab(gBrowser, "about:blank");
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await BrowserTestUtils.synthesizeMouseAtCenter("#link", {}, browser);
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let [newtab] = await Promise.all([promiseNewTab, promiseFsEvents]);
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await BrowserTestUtils.removeTab(newtab);
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// Ensure the browser exits fullscreen state in reasonable time.
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await Promise.race([
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BrowserTestUtils.waitForCondition(() => getSizeMode() == "normal"),
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new Promise(resolve => setTimeout(resolve, 2000))
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]);
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ok(!window.fullScreen, "The chrome window should not be in fullscreen");
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ok(!document.fullscreen, "The chrome document should not be in fullscreen");
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});
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}
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add_task(async function () {
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await pushPrefs(
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["full-screen-api.unprefix.enabled", true],
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["full-screen-api.transition-duration.enter", "0 0"],
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["full-screen-api.transition-duration.leave", "0 0"]);
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await runTest();
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});
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add_task(async function () {
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await pushPrefs(
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["full-screen-api.unprefix.enabled", true],
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["full-screen-api.transition-duration.enter", "200 200"],
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["full-screen-api.transition-duration.leave", "200 200"]);
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await runTest();
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});
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