xpcom/tests/unit/test_systemInfo.js

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1 /* This Source Code Form is subject to the terms of the Mozilla Public
2 * License, v. 2.0. If a copy of the MPL was not distributed with this
3 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
4
5 function run_test() {
6 const PROPERTIES = ["name", "host", "arch", "version", "pagesize",
7 "pageshift", "memmapalign", "cpucount", "memsize"];
8 let sysInfo = Components.classes["@mozilla.org/system-info;1"].
9 getService(Components.interfaces.nsIPropertyBag2);
10
11 PROPERTIES.forEach(function(aPropertyName) {
12 print("Testing property: " + aPropertyName);
13 let value = sysInfo.getProperty(aPropertyName);
14 do_check_true(!!value);
15 });
16
17 // This property must exist, but its value might be zero.
18 print("Testing property: umask")
19 do_check_eq(typeof sysInfo.getProperty("umask"), "number");
20 }

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