fune/toolkit/components/osfile/tests/xpcshell/test_logging.js

73 lines
2 KiB
JavaScript

"use strict";
const { OS } = ChromeUtils.import("resource://gre/modules/osfile.jsm");
/**
* Tests logging by passing OS.Shared.LOG both an object with its own
* toString method, and one with the default.
*/
function run_test() {
do_test_pending();
let messageCount = 0;
info("Test starting");
// Create a console listener.
let consoleListener = {
observe(aMessage) {
// Ignore unexpected messages.
if (!(aMessage instanceof Ci.nsIConsoleMessage)) {
return;
}
// This is required, as printing to the |Services.console|
// while in the observe function causes an exception.
executeSoon(function() {
info("Observing message " + aMessage.message);
if (!aMessage.message.includes("TEST OS")) {
return;
}
++messageCount;
if (messageCount == 1) {
Assert.equal(aMessage.message, 'TEST OS {"name":"test"}\n');
}
if (messageCount == 2) {
Assert.equal(aMessage.message, "TEST OS name is test\n");
toggleConsoleListener(false);
do_test_finished();
}
});
},
};
// Set/Unset the console listener.
function toggleConsoleListener(pref) {
info("Setting console listener: " + pref);
Services.prefs.setBoolPref("toolkit.osfile.log", pref);
Services.prefs.setBoolPref("toolkit.osfile.log.redirect", pref);
Services.console[pref ? "registerListener" : "unregisterListener"](
consoleListener
);
}
toggleConsoleListener(true);
let objectDefault = { name: "test" };
let CustomToString = function() {
this.name = "test";
};
CustomToString.prototype.toString = function() {
return "name is " + this.name;
};
let objectCustom = new CustomToString();
info(OS.Shared.LOG.toSource());
info("Logging 1");
OS.Shared.LOG(objectDefault);
info("Logging 2");
OS.Shared.LOG(objectCustom);
// Once both messages are observed OS.Shared.DEBUG, and OS.Shared.TEST
// are reset to false.
}