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/* Any copyright is dedicated to the Public Domain.
* http://creativecommons.org/publicdomain/zero/1.0/ */
"use strict";
var Cu = Components.utils;
Cu.import("resource://gre/modules/Services.jsm");
Cu.import("resource://gre/modules/WebChannel.jsm");
const ERROR_ID_ORIGIN_REQUIRED = "WebChannel id and originOrPermission are required.";
const VALID_WEB_CHANNEL_ID = "id";
const URL_STRING = "http://example.com";
const VALID_WEB_CHANNEL_ORIGIN = Services.io.newURI(URL_STRING, null, null);
const TEST_PERMISSION_NAME = "test-webchannel-permissions";
var MockWebChannelBroker = {
_channelMap: new Map(),
registerChannel: function(channel) {
if (!this._channelMap.has(channel)) {
this._channelMap.set(channel);
}
},
unregisterChannel: function (channelToRemove) {
this._channelMap.delete(channelToRemove)
}
};
function run_test() {
run_next_test();
}
/**
* Web channel tests
*/
/**
* Test channel listening with originOrPermission being an nsIURI.
*/
add_task(function test_web_channel_listen() {
return new Promise((resolve, reject) => {
let channel = new WebChannel(VALID_WEB_CHANNEL_ID, VALID_WEB_CHANNEL_ORIGIN, {
broker: MockWebChannelBroker
});
let delivered = 0;
do_check_eq(channel.id, VALID_WEB_CHANNEL_ID);
do_check_eq(channel._originOrPermission.spec, VALID_WEB_CHANNEL_ORIGIN.spec);
do_check_eq(channel._deliverCallback, null);
channel.listen(function(id, message, target) {
do_check_eq(id, VALID_WEB_CHANNEL_ID);
do_check_true(message);
do_check_true(message.command);
do_check_true(target.sender);
delivered++;
// 2 messages should be delivered
if (delivered === 2) {
channel.stopListening();
do_check_eq(channel._deliverCallback, null);
resolve();
}
});
// send two messages
channel.deliver({
id: VALID_WEB_CHANNEL_ID,
message: {
command: "one"
}
}, { sender: true });
channel.deliver({
id: VALID_WEB_CHANNEL_ID,
message: {
command: "two"
}
}, { sender: true });
});
});
/**
* Test channel listening with originOrPermission being a permission string.
*/
add_task(function test_web_channel_listen_permission() {
return new Promise((resolve, reject) => {
// add a new permission
Services.perms.add(VALID_WEB_CHANNEL_ORIGIN, TEST_PERMISSION_NAME, Services.perms.ALLOW_ACTION);
do_register_cleanup(() => Services.perms.remove(VALID_WEB_CHANNEL_ORIGIN, TEST_PERMISSION_NAME));
let channel = new WebChannel(VALID_WEB_CHANNEL_ID, TEST_PERMISSION_NAME, {
broker: MockWebChannelBroker
});
let delivered = 0;
do_check_eq(channel.id, VALID_WEB_CHANNEL_ID);
do_check_eq(channel._originOrPermission, TEST_PERMISSION_NAME);
do_check_eq(channel._deliverCallback, null);
channel.listen(function(id, message, target) {
do_check_eq(id, VALID_WEB_CHANNEL_ID);
do_check_true(message);
do_check_true(message.command);
do_check_true(target.sender);
delivered++;
// 2 messages should be delivered
if (delivered === 2) {
channel.stopListening();
do_check_eq(channel._deliverCallback, null);
resolve();
}
});
// send two messages
channel.deliver({
id: VALID_WEB_CHANNEL_ID,
message: {
command: "one"
}
}, { sender: true });
channel.deliver({
id: VALID_WEB_CHANNEL_ID,
message: {
command: "two"
}
}, { sender: true });
});
});
/**
* Test constructor
*/
add_test(function test_web_channel_constructor() {
do_check_eq(constructorTester(), ERROR_ID_ORIGIN_REQUIRED);
do_check_eq(constructorTester(undefined), ERROR_ID_ORIGIN_REQUIRED);
do_check_eq(constructorTester(undefined, VALID_WEB_CHANNEL_ORIGIN), ERROR_ID_ORIGIN_REQUIRED);
do_check_eq(constructorTester(VALID_WEB_CHANNEL_ID, undefined), ERROR_ID_ORIGIN_REQUIRED);
do_check_false(constructorTester(VALID_WEB_CHANNEL_ID, VALID_WEB_CHANNEL_ORIGIN));
run_next_test();
});
function constructorTester(id, origin) {
try {
new WebChannel(id, origin);
} catch (e) {
return e.message;
}
return false;
}
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