gecko/browser/components/sessionstore/test/browser_491577.js

122 lines
3.9 KiB
JavaScript

/* 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
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
function test() {
/** Test for Bug 491577 **/
// test setup
waitForExplicitFinish();
const REMEMBER = Date.now(), FORGET = Math.random();
let test_state = {
windows: [ { tabs: [{ entries: [{ url: "http://example.com/" }] }], selected: 1 } ],
_closedWindows : [
// _closedWindows[0]
{
tabs: [
{ entries: [{ url: "http://example.com/", title: "title" }] },
{ entries: [{ url: "http://mozilla.org/", title: "title" }] }
],
selected: 2,
title: FORGET,
_closedTabs: []
},
// _closedWindows[1]
{
tabs: [
{ entries: [{ url: "http://mozilla.org/", title: "title" }] },
{ entries: [{ url: "http://example.com/", title: "title" }] },
{ entries: [{ url: "http://mozilla.org/", title: "title" }] },
],
selected: 3,
title: REMEMBER,
_closedTabs: []
},
// _closedWindows[2]
{
tabs: [
{ entries: [{ url: "http://example.com/", title: "title" }] }
],
selected: 1,
title: FORGET,
_closedTabs: [
{
state: {
entries: [
{ url: "http://mozilla.org/", title: "title" },
{ url: "http://mozilla.org/again", title: "title" }
]
},
pos: 1,
title: "title"
},
{
state: {
entries: [
{ url: "http://example.com", title: "title" }
]
},
title: "title"
}
]
}
]
};
let remember_count = 1;
function countByTitle(aClosedWindowList, aTitle)
aClosedWindowList.filter(function(aData) aData.title == aTitle).length;
function testForError(aFunction) {
try {
aFunction();
return false;
}
catch (ex) {
return ex.name == "NS_ERROR_ILLEGAL_VALUE";
}
}
// open a window and add the above closed window list
let newWin = openDialog(location, "_blank", "chrome,all,dialog=no");
newWin.addEventListener("load", function(aEvent) {
this.removeEventListener("load", arguments.callee, false);
gPrefService.setIntPref("browser.sessionstore.max_windows_undo",
test_state._closedWindows.length);
ss.setWindowState(newWin, JSON.stringify(test_state), true);
let closedWindows = JSON.parse(ss.getClosedWindowData());
is(closedWindows.length, test_state._closedWindows.length,
"Closed window list has the expected length");
is(countByTitle(closedWindows, FORGET),
test_state._closedWindows.length - remember_count,
"The correct amount of windows are to be forgotten");
is(countByTitle(closedWindows, REMEMBER), remember_count,
"Everything is set up.");
// all of the following calls with illegal arguments should throw NS_ERROR_ILLEGAL_VALUE
ok(testForError(function() ss.forgetClosedWindow(-1)),
"Invalid window for forgetClosedWindow throws");
ok(testForError(function() ss.forgetClosedWindow(test_state._closedWindows.length + 1)),
"Invalid window for forgetClosedWindow throws");
// Remove third window, then first window
ss.forgetClosedWindow(2);
ss.forgetClosedWindow(null);
closedWindows = JSON.parse(ss.getClosedWindowData());
is(closedWindows.length, remember_count,
"The correct amount of windows were removed");
is(countByTitle(closedWindows, FORGET), 0,
"All windows specifically forgotten were indeed removed");
is(countByTitle(closedWindows, REMEMBER), remember_count,
"... and windows not specifically forgetten weren't.");
// clean up
newWin.close();
gPrefService.clearUserPref("browser.sessionstore.max_windows_undo");
finish();
}, false);
}