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Test Info: Warnings
- This test gets skipped with pattern: os == 'mac' && debug
- Manifest: browser/base/content/test/fullscreen/browser.toml
/* Any copyright is dedicated to the Public Domain.
"use strict";
async function pause() {
/* eslint-disable mozilla/no-arbitrary-setTimeout */
return new Promise(resolve => setTimeout(resolve, 500));
}
// This test tends to trigger a race in the fullscreen time telemetry,
// where the fullscreen enter and fullscreen exit events (which use the
// same histogram ID) overlap. That causes TelemetryStopwatch to log an
// error.
SimpleTest.ignoreAllUncaughtExceptions(true);
const IFRAME_ID = "testIframe";
async function testWindowFocus(isPopup, iframeID) {
let tab = await BrowserTestUtils.openNewForegroundTab(gBrowser, TEST_URL);
info("Calling window.open()");
let openedWindow = await jsWindowOpen(tab.linkedBrowser, isPopup, iframeID);
info("Letting OOP focus to stabilize");
info("re-focusing main window");
await waitForFocus(tab.linkedBrowser);
info("Entering full-screen");
await DOMFullscreenTestUtils.changeFullscreen(tab.linkedBrowser, true);
await testExpectFullScreenExit(
tab.linkedBrowser,
true,
async () => {
info("Calling window.focus()");
await jsWindowFocus(tab.linkedBrowser, iframeID);
},
() => {
// Async fullscreen transitions will swallow the repaint of the tab,
// preventing us from detecting that we've successfully changed
// fullscreen. Supply an action to switch back to the tab after the
// fullscreen event has been received, which will ensure that the
// tab is repainted when the DOMFullscreenChild is listening for it.
info("Calling switchTab()");
BrowserTestUtils.switchTab(gBrowser, tab);
}
);
// Cleanup
if (isPopup) {
openedWindow.close();
} else {
BrowserTestUtils.removeTab(openedWindow);
}
BrowserTestUtils.removeTab(tab);
}
async function testWindowElementFocus(isPopup) {
let tab = await BrowserTestUtils.openNewForegroundTab(gBrowser, TEST_URL);
info("Calling window.open()");
let openedWindow = await jsWindowOpen(tab.linkedBrowser, isPopup);
info("Letting OOP focus to stabilize");
info("re-focusing main window");
await waitForFocus(tab.linkedBrowser);
info("Entering full-screen");
await DOMFullscreenTestUtils.changeFullscreen(tab.linkedBrowser, true);
await testExpectFullScreenExit(
tab.linkedBrowser,
false,
async () => {
info("Calling element.focus() on popup");
await ContentTask.spawn(tab.linkedBrowser, {}, async () => {
await content.wrappedJSObject.sendMessage(
content.wrappedJSObject.openedWindow,
"elementfocus"
);
});
},
() => {
// Async fullscreen transitions will swallow the repaint of the tab,
// preventing us from detecting that we've successfully changed
// fullscreen. Supply an action to switch back to the tab after the
// fullscreen event has been received, which will ensure that the
// tab is repainted when the DOMFullscreenChild is listening for it.
info("Calling switchTab()");
BrowserTestUtils.switchTab(gBrowser, tab);
}
);
// Cleanup
await DOMFullscreenTestUtils.changeFullscreen(tab.linkedBrowser, false);
if (isPopup) {
openedWindow.close();
} else {
BrowserTestUtils.removeTab(openedWindow);
}
BrowserTestUtils.removeTab(tab);
}
add_setup(async function () {
await SpecialPowers.pushPrefEnv({
set: [
["dom.disable_open_during_load", false], // Allow window.focus calls without user interaction
["browser.link.open_newwindow.disabled_in_fullscreen", false],
],
});
});
add_task(function test_popupWindowFocus() {
return testWindowFocus(true);
});
add_task(function test_iframePopupWindowFocus() {
return testWindowFocus(true, IFRAME_ID);
});
add_task(function test_popupWindowElementFocus() {
return testWindowElementFocus(true);
});
add_task(function test_backgroundTabFocus() {
return testWindowFocus(false);
});
add_task(function test_iframebackgroundTabFocus() {
return testWindowFocus(false, IFRAME_ID);
});
add_task(function test_backgroundTabElementFocus() {
return testWindowElementFocus(false);
});