Mypal68/browser/base/content/test/general/browser_tabs_owner.js
2022-04-16 07:41:55 +03:00

42 lines
994 B
JavaScript

function test() {
BrowserTestUtils.addTab(gBrowser);
BrowserTestUtils.addTab(gBrowser);
BrowserTestUtils.addTab(gBrowser);
var tabs = gBrowser.tabs;
var owner;
is(tabs.length, 4, "4 tabs are open");
owner = gBrowser.selectedTab = tabs[2];
BrowserOpenTab();
is(gBrowser.selectedTab, tabs[4], "newly opened tab is selected");
gBrowser.removeCurrentTab();
is(gBrowser.selectedTab, owner, "owner is selected");
owner = gBrowser.selectedTab;
BrowserOpenTab();
gBrowser.selectedTab = tabs[1];
gBrowser.selectedTab = tabs[4];
gBrowser.removeCurrentTab();
isnot(
gBrowser.selectedTab,
owner,
"selecting a different tab clears the owner relation"
);
owner = gBrowser.selectedTab;
BrowserOpenTab();
gBrowser.moveTabTo(gBrowser.selectedTab, 0);
gBrowser.removeCurrentTab();
is(
gBrowser.selectedTab,
owner,
"owner relatitionship persists when tab is moved"
);
while (tabs.length > 1) {
gBrowser.removeCurrentTab();
}
}