The Tor Browser / file comparison
comparison: tbb-tests/browser_tor_bug2950.js
tbb-tests/browser_tor_bug2950.js
- branch
- TOR_BUG_9701
- changeset 14
- 925c144e1f1f
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| -1:000000000000 | 0:019fc6b221c2 |
|---|---|
| 1 // # Regression tests for tor Bug #2950, Make Permissions Manager memory-only | |
| 2 // Ensures that permissions.sqlite file in profile directory is not written to, | |
| 3 // even when we write a value to Firefox's permissions database. | |
| 4 | |
| 5 // The requisite test() function. | |
| 6 function test() { | |
| 7 | |
| 8 // Needed because of asynchronous part later in the test. | |
| 9 waitForExplicitFinish(); | |
| 10 | |
| 11 // Shortcut | |
| 12 let Ci = Components.interfaces; | |
| 13 | |
| 14 // ## utility functions | |
| 15 | |
| 16 // __uri(spec)__. | |
| 17 // Creates an nsIURI instance from a spec | |
| 18 // (string address such as "http://torproject.org"). | |
| 19 let uri = spec => Services.io.newURI(spec, null, null); | |
| 20 | |
| 21 // __setPermission(spec, key, value)__. | |
| 22 // Sets the site permission of type key to value, for the site located at address spec. | |
| 23 let setPermission = (spec, key, value) => SitePermissions.set(uri(spec), key, value); | |
| 24 | |
| 25 // __getPermission(spec, key)__. | |
| 26 // Reads the site permission value for permission type key, for the site | |
| 27 // located at address spec. | |
| 28 let getPermission = (spec, key) => SitePermissions.get(uri(spec), key); | |
| 29 | |
| 30 // __profileDirPath__. | |
| 31 // The Firefox Profile directory. Expected location of various persistent files. | |
| 32 let profileDirPath = Services.dirsvc.get("ProfD", Components.interfaces.nsIFile).path; | |
| 33 | |
| 34 // __fileInProfile(fileName)__. | |
| 35 // Returns an nsIFile instance corresponding to a file in the Profile directory. | |
| 36 let fileInProfile = fileName => FileUtils.File(profileDirPath + "/" + fileName); | |
| 37 | |
| 38 // ## Now let's run the test. | |
| 39 | |
| 40 let SITE = "http://torproject.org", | |
| 41 KEY = "popup"; | |
| 42 | |
| 43 let permissionsFile = fileInProfile("permissions.sqlite"), | |
| 44 lastModifiedTime = null, | |
| 45 newModifiedTime = null; | |
| 46 if (permissionsFile.exists()) { | |
| 47 lastModifiedTime = permissionsFile.lastModifiedTime; | |
| 48 } | |
| 49 // Read the original value of the permission. | |
| 50 let originalValue = getPermission(SITE, KEY); | |
| 51 | |
| 52 // We need to delay by at least 1000 ms, because that's the granularity | |
| 53 // of file time stamps, it seems. | |
| 54 window.setTimeout( | |
| 55 function () { | |
| 56 // Set the permission to a new value. | |
| 57 setPermission(SITE, KEY, (originalValue === 0) ? 1 : 0); | |
| 58 // Now read back the permission value again. | |
| 59 let newReadValue = getPermission(SITE, KEY); | |
| 60 // Compare to confirm that the permission | |
| 61 // value was successfully changed. | |
| 62 isnot(newReadValue, originalValue, "Set a value in permissions db (perhaps in memory).");; | |
| 63 // If file existed or now exists, get the current time stamp. | |
| 64 if (permissionsFile.exists()) { | |
| 65 newModifiedTime = permissionsFile.lastModifiedTime; | |
| 66 } | |
| 67 // If file was created or modified since we began this test, | |
| 68 // then permissions db is not memory only. Complain! | |
| 69 is(lastModifiedTime, newModifiedTime, "Don't write to permissions.sqlite file on disk."); | |
| 70 // We are done with the test. | |
| 71 finish(); | |
| 72 }, 1100); | |
| 73 | |
| 74 } // test() |
