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"use strict";
// 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);
function captureUnexpectedFullscreenChange() {
ok(false, "Caught an unexpected fullscreen change");
}
const kPage =
"https://example.org/browser/dom/base/test/fullscreen/dummy_page.html";
function waitForDocActivated(aBrowser) {
return SpecialPowers.spawn(aBrowser, [], () => {
return ContentTaskUtils.waitForCondition(
() => content.browsingContext.isActive && content.document.hasFocus()
);
});
}
add_task(async function () {
await pushPrefs(
["full-screen-api.transition-duration.enter", "0 0"],
["full-screen-api.transition-duration.leave", "0 0"]
);
let tab = await BrowserTestUtils.openNewForegroundTab({
gBrowser,
opening: kPage,
waitForStateStop: true,
});
let browser = tab.linkedBrowser;
// As requestFullscreen checks the active state of the docshell,
// wait for the document to be activated, just to be sure that
// the fullscreen request won't be denied.
await SpecialPowers.spawn(browser, [], () => {
return ContentTaskUtils.waitForCondition(
() => content.browsingContext.isActive && content.document.hasFocus()
);
});
let contextMenu = document.getElementById("contentAreaContextMenu");
ok(contextMenu, "Got context menu");
let state;
info("Enter DOM fullscreen");
let fullScreenChangedPromise = BrowserTestUtils.waitForContentEvent(
browser,
"fullscreenchange"
);
await SpecialPowers.spawn(browser, [], () => {
content.document.body.requestFullscreen();
});
await fullScreenChangedPromise;
state = await SpecialPowers.spawn(browser, [], () => {
return !!content.document.fullscreenElement;
});
ok(state, "The content should have entered fullscreen");
ok(document.fullscreenElement, "The chrome should also be in fullscreen");
let removeContentEventListener = BrowserTestUtils.addContentEventListener(
browser,
"fullscreenchange",
captureUnexpectedFullscreenChange
);
info("Open context menu");
is(contextMenu.state, "closed", "Should not have opened context menu");
let popupShownPromise = promiseWaitForEvent(window, "popupshown");
EventUtils.synthesizeMouse(
browser,
screen.width / 2,
screen.height / 2,
{ type: "contextmenu", button: 2 },
window
);
await popupShownPromise;
is(contextMenu.state, "open", "Should have opened context menu");
let popupHidePromise = promiseWaitForEvent(window, "popuphidden");
if (
!AppConstants.platform == "macosx" ||
!Services.prefs.getBoolPref("widget.macos.native-context-menus", false)
) {
info("Send the first escape");
EventUtils.synthesizeKey("KEY_Escape");
} else {
// We cannot synthesize key events at native macOS menus.
// We also do not see key events that are processed by native macOS menus,
// so we cannot accidentally exit fullscreen when the user closes a native
// menu with Escape.
// Close the menu normally.
info("Close the context menu");
contextMenu.hidePopup();
}
await popupHidePromise;
is(contextMenu.state, "closed", "Should have closed context menu");
// Wait a small time to confirm that the first ESC key
// does not exit fullscreen.
// eslint-disable-next-line mozilla/no-arbitrary-setTimeout
await new Promise(resolve => setTimeout(resolve, 1000));
state = await SpecialPowers.spawn(browser, [], () => {
return !!content.document.fullscreenElement;
});
ok(state, "The content should still be in fullscreen");
ok(document.fullscreenElement, "The chrome should still be in fullscreen");
removeContentEventListener();
info("Send the second escape");
let fullscreenExitPromise = BrowserTestUtils.waitForContentEvent(
browser,
"fullscreenchange"
);
EventUtils.synthesizeKey("KEY_Escape");
await fullscreenExitPromise;
ok(!document.fullscreenElement, "The chrome should have exited fullscreen");
gBrowser.removeTab(tab);
});
|
