The Tor Browser / file comparison
comparison: toolkit/components/telemetry/tests/unit/test_TelemetryLockCount.js
toolkit/components/telemetry/tests/unit/test_TelemetryLockCount.js
- branch
- TOR_BUG_9701
- changeset 14
- 925c144e1f1f
equal
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| -1:000000000000 | 0:f9cd8c8e8cb2 |
|---|---|
| 1 /* Any copyright is dedicated to the Public Domain. | |
| 2 http://creativecommons.org/publicdomain/zero/1.0/ | |
| 3 */ | |
| 4 /* A testcase to make sure reading the failed profile lock count works. */ | |
| 5 | |
| 6 const Cc = Components.classes; | |
| 7 const Ci = Components.interfaces; | |
| 8 const Cu = Components.utils; | |
| 9 const Cr = Components.results; | |
| 10 | |
| 11 Cu.import("resource://gre/modules/Services.jsm", this); | |
| 12 | |
| 13 const Telemetry = Cc["@mozilla.org/base/telemetry;1"].getService(Ci.nsITelemetry); | |
| 14 | |
| 15 const LOCK_FILE_NAME = "Telemetry.FailedProfileLocks.txt"; | |
| 16 const N_FAILED_LOCKS = 10; | |
| 17 | |
| 18 // Constants from prio.h for nsIFileOutputStream.init | |
| 19 const PR_WRONLY = 0x2; | |
| 20 const PR_CREATE_FILE = 0x8; | |
| 21 const PR_TRUNCATE = 0x20; | |
| 22 const RW_OWNER = 0600; | |
| 23 | |
| 24 function write_string_to_file(file, contents) { | |
| 25 let ostream = Cc["@mozilla.org/network/safe-file-output-stream;1"] | |
| 26 .createInstance(Ci.nsIFileOutputStream); | |
| 27 ostream.init(file, PR_WRONLY | PR_CREATE_FILE | PR_TRUNCATE, | |
| 28 RW_OWNER, ostream.DEFER_OPEN); | |
| 29 ostream.write(contents, contents.length); | |
| 30 ostream.QueryInterface(Ci.nsISafeOutputStream).finish(); | |
| 31 ostream.close(); | |
| 32 } | |
| 33 | |
| 34 function construct_file() { | |
| 35 let profileDirectory = Services.dirsvc.get("ProfD", Ci.nsIFile); | |
| 36 let file = profileDirectory.clone(); | |
| 37 file.append(LOCK_FILE_NAME); | |
| 38 return file; | |
| 39 } | |
| 40 | |
| 41 function run_test() { | |
| 42 do_get_profile(); | |
| 43 | |
| 44 do_check_eq(Telemetry.failedProfileLockCount, 0); | |
| 45 | |
| 46 write_string_to_file(construct_file(), N_FAILED_LOCKS.toString()); | |
| 47 | |
| 48 // Make sure that we're not eagerly reading the count now that the | |
| 49 // file exists. | |
| 50 do_check_eq(Telemetry.failedProfileLockCount, 0); | |
| 51 | |
| 52 do_test_pending(); | |
| 53 Telemetry.asyncFetchTelemetryData(actual_test); | |
| 54 } | |
| 55 | |
| 56 function actual_test() { | |
| 57 do_check_eq(Telemetry.failedProfileLockCount, N_FAILED_LOCKS); | |
| 58 do_check_false(construct_file().exists()); | |
| 59 do_test_finished(); | |
| 60 } |
