gecko/browser/base/content/test/tabview/browser_tabview_bug642793.js

28 lines
846 B
JavaScript

/* Any copyright is dedicated to the Public Domain.
http://creativecommons.org/publicdomain/zero/1.0/ */
function test() {
waitForExplicitFinish();
newWindowWithTabView(testTopOfStack, loadTabs);
}
function loadTabs (win) {
for (let i = 0; i < 4; i++)
win.gBrowser.loadOneTab('about:blank', {inBackground: false});
win.gBrowser.selectedTab = win.gBrowser.tabs[2];
}
function testTopOfStack(win) {
registerCleanupFunction(function () { win.close(); });
let cw = win.TabView.getContentWindow();
groupItem = cw.GroupItems.getActiveGroupItem();
ok(!groupItem.isStacked(), 'groupItem is not stacked');
groupItem.setSize(150, 150);
groupItem.setUserSize();
ok(groupItem.isStacked(), 'groupItem is now stacked');
ok(groupItem.isTopOfStack(groupItem.getChild(2)),
'the third tab is on top of stack');
finish();
}