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Bug 1171708 - Rewrite browser_490040.js to be more Task-y. r=billm

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This commit is contained in:
Mike Conley 2015-11-11 14:16:02 -05:00
parent a1cbb1aaea
commit dad02aa2f9
1 changed files with 55 additions and 113 deletions
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168
browser/components/sessionstore/test/browser_490040.js
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@ -2,122 +2,64 @@
* 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 490040 **/
// Only windows with open tabs are restorable. Windows where a lone tab is
// detached may have _closedTabs, but is left with just an empty tab.
const STATES = [{
shouldBeAdded: true,
windowState: {
windows: [{
tabs: [{ entries: [{ url: "http://example.com", title: "example.com" }] }],
selected: 1,
_closedTabs: []
}]
}
}, {
shouldBeAdded: false,
windowState: {
windows: [{
tabs: [{ entries: [] }],
_closedTabs: []
}]
}
}, {
shouldBeAdded: false,
windowState: {
windows: [{
tabs: [{ entries: [] }],
_closedTabs: [{ state: { entries: [{ url: "http://example.com", index: 1 }] } }]
}]
}
}, {
shouldBeAdded: false,
windowState: {
windows: [{
tabs: [{ entries: [] }],
_closedTabs: [],
extData: { keyname: "pi != " + Math.random() }
}]
}
}];
waitForExplicitFinish();
function testWithState(aState) {
add_task(function* test_bug_490040() {
for (let state of STATES) {
// Ensure we can store the window if needed.
let startingClosedWindowCount = ss.getClosedWindowCount();
yield pushPrefs(["browser.sessionstore.max_windows_undo",
startingClosedWindowCount + 1]);
let curClosedWindowCount = ss.getClosedWindowCount();
gPrefService.setIntPref("browser.sessionstore.max_windows_undo",
curClosedWindowCount + 1);
let win = yield BrowserTestUtils.openNewBrowserWindow();
var origWin;
function windowObserver(aSubject, aTopic, aData) {
let theWin = aSubject.QueryInterface(Ci.nsIDOMWindow);
if (origWin && theWin != origWin)
return;
switch (aTopic) {
case "domwindowopened":
origWin = theWin;
theWin.addEventListener("load", function () {
theWin.removeEventListener("load", arguments.callee, false);
executeSoon(function () {
// Close the window as soon as the first tab loads, or
// immediately if there are no tabs.
if (aState.windowState.windows[0].tabs[0].entries.length) {
theWin.gBrowser.addEventListener("load", function() {
theWin.gBrowser.removeEventListener("load",
arguments.callee, true);
theWin.close();
}, true);
} else {
executeSoon(function () {
theWin.close();
});
}
ss.setWindowState(theWin, JSON.stringify(aState.windowState),
true);
});
}, false);
break;
case "domwindowclosed":
Services.ww.unregisterNotification(windowObserver);
// Use executeSoon to ensure this happens after SS observer.
executeSoon(function () {
is(ss.getClosedWindowCount(),
curClosedWindowCount + (aState.shouldBeAdded ? 1 : 0),
"That window should " + (aState.shouldBeAdded ? "" : "not ") +
"be restorable");
executeSoon(runNextTest);
});
break;
}
ss.setWindowState(win, JSON.stringify(state.windowState), true);
if (state.windowState.windows[0].tabs.length) {
yield BrowserTestUtils.browserLoaded(win.gBrowser.selectedBrowser);
}
Services.ww.registerNotification(windowObserver);
Services.ww.openWindow(null,
location,
"_blank",
"chrome,all,dialog=no",
null);
yield BrowserTestUtils.closeWindow(win);
is(ss.getClosedWindowCount(),
curClosedWindowCount + (state.shouldBeAdded ? 1 : 0),
"That window should " + (state.shouldBeAdded ? "" : "not ") +
"be restorable");
}
// Only windows with open tabs are restorable. Windows where a lone tab is
// detached may have _closedTabs, but is left with just an empty tab.
let states = [
{
shouldBeAdded: true,
windowState: {
windows: [{
tabs: [{ entries: [{ url: "http://example.com", title: "example.com" }] }],
selected: 1,
_closedTabs: []
}]
}
},
{
shouldBeAdded: false,
windowState: {
windows: [{
tabs: [{ entries: [] }],
_closedTabs: []
}]
}
},
{
shouldBeAdded: false,
windowState: {
windows: [{
tabs: [{ entries: [] }],
_closedTabs: [{ state: { entries: [{ url: "http://example.com", index: 1 }] } }]
}]
}
},
{
shouldBeAdded: false,
windowState: {
windows: [{
tabs: [{ entries: [] }],
_closedTabs: [],
extData: { keyname: "pi != " + Math.random() }
}]
}
}
];
function runNextTest() {
if (states.length) {
let state = states.shift();
testWithState(state);
}
else {
gPrefService.clearUserPref("browser.sessionstore.max_windows_undo");
finish();
}
}
runNextTest();
}
});