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/* 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) {
return aClosedWindowList.filter(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");
promiseWindowLoaded(newWin).then(() => {
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(() => ss.forgetClosedWindow(-1)),
"Invalid window for forgetClosedWindow throws");
ok(testForError(() => 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
gPrefService.clearUserPref("browser.sessionstore.max_windows_undo");
BrowserTestUtils.closeWindow(newWin).then(finish);
});
}
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