The Tor Browser / file comparison
comparison: browser/components/sessionstore/test/browser_upgrade_backup.js
browser/components/sessionstore/test/browser_upgrade_backup.js
- changeset 0
- 6474c204b198
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| -1:000000000000 | 0:08e33450beba |
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| 1 /* Any copyright is dedicated to the Public Domain. | |
| 2 http://creativecommons.org/publicdomain/zero/1.0/ */ | |
| 3 | |
| 4 Cu.import("resource://gre/modules/Services.jsm", this); | |
| 5 Cu.import("resource://gre/modules/osfile.jsm", this); | |
| 6 Cu.import("resource://gre/modules/Task.jsm", this); | |
| 7 | |
| 8 function test() { | |
| 9 waitForExplicitFinish(); | |
| 10 | |
| 11 Task.spawn(function task() { | |
| 12 try { | |
| 13 // Wait until initialization is complete | |
| 14 yield SessionStore.promiseInitialized; | |
| 15 | |
| 16 const PREF_UPGRADE = "browser.sessionstore.upgradeBackup.latestBuildID"; | |
| 17 let buildID = Services.appinfo.platformBuildID; | |
| 18 | |
| 19 // Write state once before starting the test to | |
| 20 // ensure sessionstore.js writes won't happen in between. | |
| 21 yield forceSaveState(); | |
| 22 | |
| 23 // Force backup to take place with a file decided by us | |
| 24 Services.prefs.setCharPref(PREF_UPGRADE, ""); | |
| 25 let contents = "browser_upgrade_backup.js"; | |
| 26 let pathStore = OS.Path.join(OS.Constants.Path.profileDir, "sessionstore.js"); | |
| 27 yield OS.File.writeAtomic(pathStore, contents, { tmpPath: pathStore + ".tmp" }); | |
| 28 yield SessionStore._internal._performUpgradeBackup(); | |
| 29 is(Services.prefs.getCharPref(PREF_UPGRADE), buildID, "upgrade backup should be set (again)"); | |
| 30 | |
| 31 let pathBackup = OS.Path.join(OS.Constants.Path.profileDir, "sessionstore.bak-" + Services.appinfo.platformBuildID); | |
| 32 is((yield OS.File.exists(pathBackup)), true, "upgrade backup file has been created"); | |
| 33 | |
| 34 let data = yield OS.File.read(pathBackup); | |
| 35 is(new TextDecoder().decode(data), contents, "upgrade backup contains the expected contents"); | |
| 36 | |
| 37 // Ensure that we don't re-backup by accident | |
| 38 yield OS.File.writeAtomic(pathStore, "something else entirely", { tmpPath: pathStore + ".tmp" }); | |
| 39 yield SessionStore._internal._performUpgradeBackup(); | |
| 40 data = yield OS.File.read(pathBackup); | |
| 41 is(new TextDecoder().decode(data), contents, "upgrade backup hasn't changed"); | |
| 42 | |
| 43 } catch (ex) { | |
| 44 ok(false, "Uncaught error: " + ex + " at " + ex.stack); | |
| 45 } finally { | |
| 46 finish(); | |
| 47 } | |
| 48 }); | |
| 49 } |
