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Test Info: Warnings
- This test gets skipped with pattern: !verify && os == 'mac'
- Manifest: browser/base/content/test/tabs/browser.toml
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
"use strict";
// Tests that showing the bookmarks toolbar for new tabs only doesn't affect
// the view port height in background tabs.
let gHeightChanges = 0;
async function expectHeightChanges(tab, expectedNewHeightChanges, msg) {
let contentObservedHeightChanges = await ContentTask.spawn(
tab.linkedBrowser,
null,
async () => {
await new Promise(resolve => content.requestAnimationFrame(resolve));
return content.document.body.innerText;
}
);
is(
contentObservedHeightChanges - gHeightChanges,
expectedNewHeightChanges,
msg
);
gHeightChanges = contentObservedHeightChanges;
}
async function expectBmToolbarVisibilityChange(triggerFn, visible, msg) {
let collapsedState = BrowserTestUtils.waitForMutationCondition(
BookmarkingUI.toolbar,
{ attributes: true, attributeFilter: ["collapsed"] },
() => BookmarkingUI.toolbar.collapsed != visible
);
let toolbarItemsVisibilityUpdated = visible
? BrowserTestUtils.waitForEvent(
BookmarkingUI.toolbar,
"BookmarksToolbarVisibilityUpdated"
)
: null;
triggerFn();
await collapsedState;
is(
BookmarkingUI.toolbar.getAttribute("collapsed"),
(!visible).toString(),
`${msg}; collapsed attribute state`
);
if (visible) {
info(`${msg}; waiting for toolbar items to become visible`);
await toolbarItemsVisibilityUpdated;
isnot(
BookmarkingUI.toolbar.getBoundingClientRect().height,
0,
`${msg}; should have a height`
);
} else {
is(
BookmarkingUI.toolbar.getBoundingClientRect().height,
0,
`${msg}; should have zero height`
);
}
}
add_task(async function () {
registerCleanupFunction(() => {
setToolbarVisibility(
BookmarkingUI.toolbar,
gBookmarksToolbarVisibility,
false,
false
);
});
await expectBmToolbarVisibilityChange(
() => setToolbarVisibility(BookmarkingUI.toolbar, false, false, false),
false,
"bookmarks toolbar is hidden initially"
);
let pageURL = getRootDirectory(gTestPath).replace(
);
pageURL = `${pageURL}file_observe_height_changes.html`;
let tab = await BrowserTestUtils.openNewForegroundTab(gBrowser, pageURL);
await expectBmToolbarVisibilityChange(
() => setToolbarVisibility(BookmarkingUI.toolbar, true, false, false),
true,
"bookmarks toolbar is visible after explicitly showing it for tab with content loaded"
);
await expectHeightChanges(
tab,
1,
"content area height changes when showing the toolbar without the animation"
);
await expectBmToolbarVisibilityChange(
() => setToolbarVisibility(BookmarkingUI.toolbar, "newtab", false, false),
false,
"bookmarks toolbar is hidden for non-new tab after setting it to only show for new tabs"
);
await expectHeightChanges(
tab,
1,
"content area height changes when hiding the toolbar without the animation"
);
info("Opening a new tab, making the previous tab non-selected");
await expectBmToolbarVisibilityChange(
() => {
BrowserCommands.openTab();
ok(
!tab.selected,
"non-new tab is in the background (not the selected tab)"
);
},
true,
"bookmarks toolbar is visible for new tab after setting it to only show for new tabs"
);
await expectHeightChanges(
tab,
0,
"no additional content area height change in background tab when showing the bookmarks toolbar in new tab"
);
gBrowser.removeCurrentTab();
gBrowser.removeTab(tab);
});