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Test Info: Errors
- This test failed 24 times in the preceding 30 days. quicksearch this test
- Manifest: browser/base/content/test/fullscreen/browser.toml
/* Any copyright is dedicated to the Public Domain.
"use strict";
// This test ensures dismissing a tab preview does not hide the nav toolbox
// when browser.fullscreen.autohide is true.
add_setup(async () => {
await SpecialPowers.pushPrefEnv({
set: [
["browser.fullscreen.autohide", true],
["browser.tabs.hoverPreview.enabled", true],
["ui.tooltip.delay_ms", 0],
],
});
});
add_task(async function testTabPreview() {
let tab = BrowserTestUtils.addTab(gBrowser, "about:blank", {
skipAnimation: true,
});
let onFullscreenEnter = Promise.all([
BrowserTestUtils.waitForEvent(window, "fullscreen"),
BrowserTestUtils.waitForEvent(
window,
"sizemodechange",
false,
() => window.fullScreen
),
]);
document.getElementById("View:FullScreen").doCommand();
await onFullscreenEnter;
await waitForFocus(window);
// make sure the toolbox is visible if it's autohidden
let onToolboxShown = TestUtils.topicObserved(
"fullscreen-nav-toolbox",
(subject, data) => data == "shown"
);
FullScreen.showNavToolbox();
info("Waiting for the nav toolbox to be shown");
await onToolboxShown;
let tabPreviewPanel = document.getElementById("tab-preview-panel");
// open tab preview
const previewShown = BrowserTestUtils.waitForPopupEvent(
tabPreviewPanel,
"shown"
);
EventUtils.synthesizeMouse(
tab,
1,
1,
{
type: "mousemove",
},
window
);
info("waiting for preview to show");
await previewShown;
// close tab preview
const previewHidden = BrowserTestUtils.waitForPopupEvent(
tabPreviewPanel,
"hidden"
);
EventUtils.synthesizeMouse(
document.getElementById("tabs-newtab-button"),
1,
1,
{ type: "mousemove" }
);
info("waiting for preview to hide");
await previewHidden;
// navtoolbox should still be visible
Assert.ok(
!FullScreen._isChromeCollapsed,
"Toolbar remains visible after tab preview is hidden"
);
BrowserTestUtils.removeTab(tab);
let onExitFullscreen = Promise.all([
BrowserTestUtils.waitForEvent(window, "fullscreen"),
BrowserTestUtils.waitForEvent(
window,
"sizemodechange",
false,
() => !window.fullScreen
),
]);
document.getElementById("View:FullScreen").doCommand();
info("waiting for fullscreen exit");
await onExitFullscreen;
});