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/* 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/. */
var Ci = Components.interfaces;
var Cu = Components.utils;
const PREF_DEPRECATION_WARNINGS = "devtools.errorconsole.deprecation_warnings";
Cu.import("resource://gre/modules/Services.jsm", this);
Cu.import("resource://gre/modules/Deprecated.jsm", this);
// Using this named functions to test deprecation and the properly logged
// callstacks.
function basicDeprecatedFunction () {
Deprecated.warning("this method is deprecated.", "http://example.com");
return true;
}
function deprecationFunctionBogusCallstack () {
Deprecated.warning("this method is deprecated.", "http://example.com", {
caller: {}
});
return true;
}
function deprecationFunctionCustomCallstack () {
// Get the nsIStackFrame that will contain the name of this function.
function getStack () {
return Components.stack;
}
Deprecated.warning("this method is deprecated.", "http://example.com",
getStack());
return true;
}
var tests = [
// Test deprecation warning without passing the callstack.
{
deprecatedFunction: basicDeprecatedFunction,
expectedObservation: function (aMessage) {
testAMessage(aMessage);
ok(aMessage.errorMessage.indexOf("basicDeprecatedFunction") > 0,
"Callstack is correctly logged.");
}
},
// Test a reported error when URL to documentation is not passed.
{
deprecatedFunction: function () {
Deprecated.warning("this method is deprecated.");
return true;
},
expectedObservation: function (aMessage) {
ok(aMessage.errorMessage.indexOf("must provide a URL") > 0,
"Deprecation warning logged an empty URL argument.");
}
},
// Test deprecation with a bogus callstack passed as an argument (it will be
// replaced with the current call stack).
{
deprecatedFunction: deprecationFunctionBogusCallstack,
expectedObservation: function (aMessage) {
testAMessage(aMessage);
ok(aMessage.errorMessage.indexOf("deprecationFunctionBogusCallstack") > 0,
"Callstack is correctly logged.");
}
},
// When pref is unset Deprecated.warning should not log anything.
{
deprecatedFunction: basicDeprecatedFunction,
expectedObservation: null,
// Set pref to false.
logWarnings: false
},
// Test deprecation with a valid custom callstack passed as an argument.
{
deprecatedFunction: deprecationFunctionCustomCallstack,
expectedObservation: function (aMessage) {
testAMessage(aMessage);
ok(aMessage.errorMessage.indexOf("deprecationFunctionCustomCallstack") > 0,
"Callstack is correctly logged.");
},
// Set pref to true.
logWarnings: true
}];
// Which test are we running now?
var idx = -1;
function test() {
waitForExplicitFinish();
// Check if Deprecated is loaded.
ok(Deprecated, "Deprecated object exists");
nextTest();
}
// Test Consle Message attributes.
function testAMessage (aMessage) {
ok(aMessage.errorMessage.indexOf("DEPRECATION WARNING: " +
"this method is deprecated.") === 0,
"Deprecation is correctly logged.");
ok(aMessage.errorMessage.indexOf("http://example.com") > 0,
"URL is correctly logged.");
}
function nextTest() {
idx++;
if (idx == tests.length) {
finish();
return;
}
info("Running test #" + idx);
let test = tests[idx];
// Deprecation warnings will be logged only when the preference is set.
if (typeof test.logWarnings !== "undefined") {
Services.prefs.setBoolPref(PREF_DEPRECATION_WARNINGS, test.logWarnings);
}
// Create a console listener.
let consoleListener = {
observe: function (aMessage) {
// Ignore unexpected messages.
if (!(aMessage instanceof Ci.nsIScriptError)) {
return;
}
if (aMessage.errorMessage.indexOf("DEPRECATION WARNING: ") < 0 &&
aMessage.errorMessage.indexOf("must provide a URL") < 0) {
return;
}
ok(aMessage instanceof Ci.nsIScriptError,
"Deprecation log message is an instance of type nsIScriptError.");
if (test.expectedObservation === null) {
ok(false, "Deprecated warning not expected");
}
else {
test.expectedObservation(aMessage);
}
Services.console.unregisterListener(consoleListener);
executeSoon(nextTest);
}
};
Services.console.registerListener(consoleListener);
test.deprecatedFunction();
if (test.expectedObservation === null) {
executeSoon(function() {
Services.console.unregisterListener(consoleListener);
executeSoon(nextTest);
});
}
}
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