gecko/addon-sdk/source/test/test-system-input-output.js
2014-01-09 20:21:33 -08:00

320 lines
9.8 KiB
JavaScript

/* 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);