The Tor Browser: comparison addon-sdk/source/test/test-preferences-service.js

comparison: addon-sdk/source/test/test-preferences-service.js

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

changeset 0: 6474c204b198

equal deleted inserted replaced

--1:000000000000
+:5382fbe47b52
+/* 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);