The Tor Browser: addon-sdk/source/test/test-preferences-service.js@6474c204b198 (annotated)

addon-sdk/source/test/test-preferences-service.js@6474c204b198 (annotated)

addon-sdk/source/test/test-preferences-service.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.

 /* This Source Code Form is subject to the terms of the Mozilla Public
  * 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/. */
 "use strict";
 const prefs = require("sdk/preferences/service");
 const Branch = prefs.Branch;
 const { Cc, Ci, Cu } = require("chrome");
 const BundleService = Cc["@mozilla.org/intl/stringbundle;1"].getService(Ci.nsIStringBundleService);
 const specialChars = "!@#$%^&*()_-=+[]{}~`\'\"<>,./?;:";
 exports.testReset = function(assert) {
   prefs.reset("test_reset_pref");
   assert.equal(prefs.has("test_reset_pref"), false);
   assert.equal(prefs.isSet("test_reset_pref"), false);
   prefs.set("test_reset_pref", 5);
   assert.equal(prefs.has("test_reset_pref"), true);
   assert.equal(prefs.isSet("test_reset_pref"), true);
   assert.equal(prefs.keys("test_reset_pref").toString(), "test_reset_pref");
 };
 exports.testGetAndSet = function(assert) {
   let svc = Cc["@mozilla.org/preferences-service;1"].
             getService(Ci.nsIPrefService).
             getBranch(null);
   svc.setCharPref("test_set_get_pref", "a normal string");
   assert.equal(prefs.get("test_set_get_pref"), "a normal string",
                    "preferences-service should read from " +
                    "application-wide preferences service");
   prefs.set("test_set_get_pref.integer", 1);
   assert.equal(prefs.get("test_set_get_pref.integer"), 1,
                    "set/get integer preference should work");
   assert.equal(
       prefs.keys("test_set_get_pref").sort().toString(),
       ["test_set_get_pref.integer","test_set_get_pref"].sort().toString());
   prefs.set("test_set_get_number_pref", 42);
   assert.throws(
     function() { prefs.set("test_set_get_number_pref", 3.14159); },
     /cannot store non-integer number: 3.14159/,
     "setting a float preference should raise an error"
   );
   assert.equal(prefs.get("test_set_get_number_pref"), 42,
                    "bad-type write attempt should not overwrite");
   // 0x80000000 (no), 0x7fffffff (yes), -0x80000000 (yes), -0x80000001 (no)
   assert.throws(
     function() { prefs.set("test_set_get_number_pref", Math.pow(2, 31)); },
     new RegExp("you cannot set the test_set_get_number_pref pref to the number " +
      "2147483648, as number pref values must be in the signed 32\\-bit " +
      "integer range \\-\\(2\\^31\\) to 2\\^31\\-1.  To store numbers outside that " +
      "range, store them as strings."),
     "setting an int pref outside the range -(2^31) to 2^31-1 shouldn't work"
   );
   assert.equal(prefs.get("test_set_get_number_pref"), 42,
                    "out-of-range write attempt should not overwrite 1");
   prefs.set("test_set_get_number_pref", Math.pow(2, 31)-1);
   assert.equal(prefs.get("test_set_get_number_pref"), 0x7fffffff,
                    "in-range write attempt should work 1");
   prefs.set("test_set_get_number_pref", -Math.pow(2, 31));
   assert.equal(prefs.get("test_set_get_number_pref"), -0x80000000,
                    "in-range write attempt should work 2");
   assert.throws(
     function() { prefs.set("test_set_get_number_pref", -0x80000001); },
     new RegExp("you cannot set the test_set_get_number_pref pref to the number " +
      "\\-2147483649, as number pref values must be in the signed 32-bit " +
      "integer range \\-\\(2\\^31\\) to 2\\^31\\-1.  To store numbers outside that " +
      "range, store them as strings."),
     "setting an int pref outside the range -(2^31) to 2^31-1 shouldn't work"
   );
   assert.equal(prefs.get("test_set_get_number_pref"), -0x80000000,
                    "out-of-range write attempt should not overwrite 2");
   prefs.set("test_set_get_pref.string", "foo");
   assert.equal(prefs.get("test_set_get_pref.string"), "foo",
                    "set/get string preference should work");
   prefs.set("test_set_get_pref.boolean", true);
   assert.equal(prefs.get("test_set_get_pref.boolean"), true,
                    "set/get boolean preference should work");
   prefs.set("test_set_get_unicode_pref", String.fromCharCode(960));
   assert.equal(prefs.get("test_set_get_unicode_pref"),
                    String.fromCharCode(960),
                    "set/get unicode preference should work");
   var unsupportedValues = [null, [], undefined];
   unsupportedValues.forEach(
     function(value) {
       assert.throws(
         function() { prefs.set("test_set_pref", value); },
         new RegExp("can't set pref test_set_pref to value '" + value + "'; " +
          "it isn't a string, integer, or boolean"),
         "Setting a pref to " + uneval(value) + " should raise error"
       );
     });
 };
 exports.testPrefClass = function(assert) {
   var branch = Branch("test_foo");
   assert.equal(branch.test, undefined, "test_foo.test is undefined");
   branch.test = true;
   assert.equal(branch.test, true, "test_foo.test is true");
   delete branch.test;
   assert.equal(branch.test, undefined, "test_foo.test is undefined");
 };
 exports.testGetSetLocalized = function(assert) {
   let prefName = "general.useragent.locale";
   // Ensure that "general.useragent.locale" is a 'localized' pref
   let bundleURL = "chrome://global/locale/intl.properties";
   prefs.setLocalized(prefName, bundleURL);
   // Fetch the expected value directly from the property file
   let expectedValue = BundleService.createBundle(bundleURL).
     GetStringFromName(prefName).
     toLowerCase();
   assert.equal(prefs.getLocalized(prefName).toLowerCase(),
                    expectedValue,
                    "get localized preference");
   // Undo our modification
   prefs.reset(prefName);
 }
 // TEST: setting and getting preferences with special characters work
 exports.testSpecialChars = function(assert) {
   let chars = specialChars.split('');
   const ROOT = "test.";
   chars.forEach(function(char) {
     let rand = Math.random() + "";
     prefs.set(ROOT+char, rand);
     assert.equal(prefs.get(ROOT+char), rand, "setting pref with a name that is a special char, " + char + ", worked!");
   });
 };
 require('sdk/test').run(exports);