The Tor Browser: addon-sdk/source/test/test-system-input-output.js@6474c204b198 (annotated)

addon-sdk/source/test/test-system-input-output.js@6474c204b198 (annotated)

addon-sdk/source/test/test-system-input-output.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 { id: addonID, name: addonName } = require("sdk/self");
 const { Cc, Ci, Cu } = require("chrome");
 const { Loader, LoaderWithHookedConsole2 } = require("sdk/test/loader");
 const { InputPort } = require("sdk/input/system");
 const { OutputPort } = require("sdk/output/system");
 const { removeObserver, addObserver,
         notifyObservers } = Cc["@mozilla.org/observer-service;1"].
                               getService(Ci.nsIObserverService);
 const { lift, start, stop, send } = require("sdk/event/utils");
 const isConsoleEvent = topic =>
   ["console-api-log-event",
    "console-storage-cache-event"].indexOf(topic) >= 0;
 const message = x => ({wrappedJSObject: {data: x}});
 exports["test start / stop ports"] = assert => {
   const input = new InputPort({ id: Date.now().toString(32), initial: {data:0} });
   const topic = input.topic;
   assert.ok(topic.contains(addonID), "topics are namespaced to add-on");
   const xs = lift(({data}) => "x:" + data, input);
   const ys = lift(({data}) => "y:" + data, input);
   assert.deepEqual(input.value, {data:0}, "initila value is set");
   assert.deepEqual(xs.value, "x:0", "initial value is mapped");
   assert.deepEqual(ys.value, "y:0", "initial value is mapped");
   notifyObservers(message(1), topic, null);
   assert.deepEqual(input.value, {data:0}, "no message received on input port");
   assert.deepEqual(xs.value, "x:0", "no message received on xs");
   assert.deepEqual(ys.value, "y:0", "no message received on ys");
   start(xs);
   notifyObservers(message(2), topic, null);
   assert.deepEqual(input.value, {data:2}, "message received on input port");
   assert.deepEqual(xs.value, "x:2", "message received on xs");
   assert.deepEqual(ys.value, "y:2", "no message received on (not started) ys");
   notifyObservers(message(3), topic, null);
   assert.deepEqual(input.value, {data:3}, "message received on input port");
   assert.deepEqual(xs.value, "x:3", "message received on xs");
   assert.deepEqual(ys.value, "y:3", "message received on ys");
   notifyObservers(message(4), topic, null);
   assert.deepEqual(input.value, {data:4}, "message received on input port");
   assert.deepEqual(xs.value, "x:4", "message not received on (stopped) xs");
   assert.deepEqual(ys.value, "y:4", "message received on ys");
   stop(input);
   notifyObservers(message(5), topic, null);
   assert.deepEqual(input.value, {data:4}, "message note received on input port");
   assert.deepEqual(xs.value, "x:4", "message not received on (stopped) xs");
   assert.deepEqual(ys.value, "y:4", "message not received on (stopped) ys");
 };
 exports["test send messages to nsIObserverService"] = assert => {
   let messages = [];
   const { newURI } = Cc['@mozilla.org/network/io-service;1'].
                        getService(Ci.nsIIOService);
   const output = new OutputPort({ id: Date.now().toString(32), sync: true });
   const topic = output.topic;
   const observer = {
     QueryInterface: function() {
       return this;
     },
     observe: (subject, topic, data) => {
       // Ignores internal console events
       if (!isConsoleEvent(topic)) {
         messages.push({
           topic: topic,
           subject: subject
         });
       }
     }
   };
   addObserver(observer, topic, false);
   send(output, null);
   assert.deepEqual(messages.shift(), { topic: topic, subject: null },
                    "null message received");
   const uri = newURI("http://www.foo.com", null, null);
   send(output, uri);
   assert.deepEqual(messages.shift(), { topic: topic, subject: uri },
                    "message received");
   function customSubject() {}
   send(output, customSubject);
   let message = messages.shift();
   assert.equal(message.topic, topic, "topic was received");
   assert.equal(message.subject.wrappedJSObject, customSubject,
                "custom subject is received");
   removeObserver(observer, topic);
   send(output, { data: "more data" });
   assert.deepEqual(messages, [],
                    "no more data received");
   addObserver(observer, "*", false);
   send(output, { data: "data again" });
   message = messages.shift();
   assert.equal(message.topic, topic, "topic was received");
   assert.deepEqual(message.subject.wrappedJSObject,
                    { data: "data again" },
                    "wrapped message received");
   removeObserver(observer, "*");
   send(output, { data: "last data" });
   assert.deepEqual(messages, [],
                    "no more data received");
   assert.throws(() => send(output, "hi"),
                 /Unsupproted message type: `string`/,
                 "strings can't be send");
   assert.throws(() => send(output, 4),
                 /Unsupproted message type: `number`/,
                 "numbers can't be send");
   assert.throws(() => send(output, void(0)),
                 /Unsupproted message type: `undefined`/,
                 "undefineds can't be send");
   assert.throws(() => send(output, true),
                 /Unsupproted message type: `boolean`/,
                 "booleans can't be send");
 };
 exports["test async OutputPort"] = (assert, done) => {
   let async = false;
   const output = new OutputPort({ id: Date.now().toString(32) });
   const observer = {
     observe: (subject, topic, data) => {
       removeObserver(observer, topic);
       assert.equal(topic, output.topic, "correct topic");
       assert.deepEqual(subject.wrappedJSObject, {foo: "bar"}, "message received");
       assert.ok(async, "message received async");
       done();
     }
   };
   addObserver(observer, output.topic, false);
   send(output, {foo: "bar"});
   assert.throws(() => send(output, "boom"), "can only send object");
   async = true;
 };
 exports["test explicit output topic"] = (assert, done) => {
   const topic = Date.now().toString(32);
   const output = new OutputPort({ topic: topic });
   const observer = {
     observe: (subject, topic, data) => {
       removeObserver(observer, topic);
       assert.deepEqual(subject.wrappedJSObject, {foo: "bar"}, "message received");
       done();
     }
   };
   assert.equal(output.topic, topic, "given topic is used");
   addObserver(observer, topic, false);
   send(output, {foo: "bar"});
 };
 exports["test explicit input topic"] = (assert) => {
   const topic = Date.now().toString(32);
   const input = new InputPort({ topic: topic });
   start(input);
   assert.equal(input.topic, topic, "given topic is used");
   notifyObservers({wrappedJSObject: {foo: "bar"}}, topic, null);
   assert.deepEqual(input.value, {foo: "bar"}, "message received");
 };
 exports["test receive what was send"] = assert => {
   const id = Date.now().toString(32);
   const input = new InputPort({ id: id, initial: 0});
   const output = new OutputPort({ id: id, sync: true });
   assert.ok(input.topic.contains(addonID),
             "input topic is namespaced to addon");
   assert.equal(input.topic, output.topic,
               "input & output get same topics from id.");
   start(input);
   assert.equal(input.value, 0, "initial value is set");
   send(output, { data: 1 });
   assert.deepEqual(input.value, {data: 1}, "message unwrapped");
   send(output, []);
   assert.deepEqual(input.value, [], "array message unwrapped");
   send(output, null);
   assert.deepEqual(input.value, null, "null message received");
   send(output, new String("message"));
   assert.deepEqual(input.value, new String("message"),
                    "string instance received");
   send(output, /pattern/);
   assert.deepEqual(input.value, /pattern/, "regexp received");
   assert.throws(() => send(output, "hi"),
                 /Unsupproted message type: `string`/,
                 "strings can't be send");
   assert.throws(() => send(output, 4),
                 /Unsupproted message type: `number`/,
                 "numbers can't be send");
   assert.throws(() => send(output, void(0)),
                 /Unsupproted message type: `undefined`/,
                 "undefineds can't be send");
   assert.throws(() => send(output, true),
                 /Unsupproted message type: `boolean`/,
                 "booleans can't be send");
   stop(input);
 };
 exports["-test error reporting"] = function(assert) {
   let { loader, messages } = LoaderWithHookedConsole2(module);
   const { start, stop, lift } = loader.require("sdk/event/utils");
   const { InputPort } = loader.require("sdk/input/system");
   const { OutputPort } = loader.require("sdk/output/system");
   const id = "error:" + Date.now().toString(32);
   const raise = x => { if (x) throw new Error("foo"); };
   const input = new InputPort({ id: id });
   const output = new OutputPort({ id: id, sync: true });
   const xs = lift(raise, input);
   assert.equal(input.value, null, "initial inherited");
   send(output, { data: "yo yo" });
   assert.deepEqual(messages, [], "nothing happend yet");
   start(xs);
   send(output, { data: "first" });
   assert.equal(messages.length, 4, "Got an exception");
   assert.equal(messages[0], "console.error: " + addonName + ": \n",
                "error is logged");
   assert.ok(/Unhandled error/.test(messages[1]),
             "expected error message");
   loader.unload();
 };
 exports["test unload ends input port"] = assert => {
   const loader = Loader(module);
   const { start, stop, lift } = loader.require("sdk/event/utils");
   const { InputPort } = loader.require("sdk/input/system");
   const id = "unload!" + Date.now().toString(32);
   const input = new InputPort({ id: id });
   start(input);
   notifyObservers(message(1), input.topic, null);
   assert.deepEqual(input.value, {data: 1}, "message received");
   notifyObservers(message(2), input.topic, null);
   assert.deepEqual(input.value, {data: 2}, "message received");
   loader.unload();
   notifyObservers(message(3), input.topic, null);
   assert.deepEqual(input.value, {data: 2}, "message wasn't received");
 };
 require("sdk/test").run(exports);