browser/components/sessionstore/test/browser_upgrade_backup.js@6474c204b198 (annotated)
browser/components/sessionstore/test/browser_upgrade_backup.js
Wed, 31 Dec 2014 06:09:35 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Wed, 31 Dec 2014 06:09:35 +0100
- changeset 0
- 6474c204b198
- permissions
- -rw-r--r--
Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.
| michael@0 | 1 | /* Any copyright is dedicated to the Public Domain. |
| michael@0 | 2 | http://creativecommons.org/publicdomain/zero/1.0/ */ |
| michael@0 | 3 | |
| michael@0 | 4 | Cu.import("resource://gre/modules/Services.jsm", this); |
| michael@0 | 5 | Cu.import("resource://gre/modules/osfile.jsm", this); |
| michael@0 | 6 | Cu.import("resource://gre/modules/Task.jsm", this); |
| michael@0 | 7 | |
| michael@0 | 8 | function test() { |
| michael@0 | 9 | waitForExplicitFinish(); |
| michael@0 | 10 | |
| michael@0 | 11 | Task.spawn(function task() { |
| michael@0 | 12 | try { |
| michael@0 | 13 | // Wait until initialization is complete |
| michael@0 | 14 | yield SessionStore.promiseInitialized; |
| michael@0 | 15 | |
| michael@0 | 16 | const PREF_UPGRADE = "browser.sessionstore.upgradeBackup.latestBuildID"; |
| michael@0 | 17 | let buildID = Services.appinfo.platformBuildID; |
| michael@0 | 18 | |
| michael@0 | 19 | // Write state once before starting the test to |
| michael@0 | 20 | // ensure sessionstore.js writes won't happen in between. |
| michael@0 | 21 | yield forceSaveState(); |
| michael@0 | 22 | |
| michael@0 | 23 | // Force backup to take place with a file decided by us |
| michael@0 | 24 | Services.prefs.setCharPref(PREF_UPGRADE, ""); |
| michael@0 | 25 | let contents = "browser_upgrade_backup.js"; |
| michael@0 | 26 | let pathStore = OS.Path.join(OS.Constants.Path.profileDir, "sessionstore.js"); |
| michael@0 | 27 | yield OS.File.writeAtomic(pathStore, contents, { tmpPath: pathStore + ".tmp" }); |
| michael@0 | 28 | yield SessionStore._internal._performUpgradeBackup(); |
| michael@0 | 29 | is(Services.prefs.getCharPref(PREF_UPGRADE), buildID, "upgrade backup should be set (again)"); |
| michael@0 | 30 | |
| michael@0 | 31 | let pathBackup = OS.Path.join(OS.Constants.Path.profileDir, "sessionstore.bak-" + Services.appinfo.platformBuildID); |
| michael@0 | 32 | is((yield OS.File.exists(pathBackup)), true, "upgrade backup file has been created"); |
| michael@0 | 33 | |
| michael@0 | 34 | let data = yield OS.File.read(pathBackup); |
| michael@0 | 35 | is(new TextDecoder().decode(data), contents, "upgrade backup contains the expected contents"); |
| michael@0 | 36 | |
| michael@0 | 37 | // Ensure that we don't re-backup by accident |
| michael@0 | 38 | yield OS.File.writeAtomic(pathStore, "something else entirely", { tmpPath: pathStore + ".tmp" }); |
| michael@0 | 39 | yield SessionStore._internal._performUpgradeBackup(); |
| michael@0 | 40 | data = yield OS.File.read(pathBackup); |
| michael@0 | 41 | is(new TextDecoder().decode(data), contents, "upgrade backup hasn't changed"); |
| michael@0 | 42 | |
| michael@0 | 43 | } catch (ex) { |
| michael@0 | 44 | ok(false, "Uncaught error: " + ex + " at " + ex.stack); |
| michael@0 | 45 | } finally { |
| michael@0 | 46 | finish(); |
| michael@0 | 47 | } |
| michael@0 | 48 | }); |
| michael@0 | 49 | } |
