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<!DOCTYPE html>
<html>
<!--
Copyright 2010 The Closure Library Authors. All Rights Reserved.

Use of this source code is governed by the Apache License, Version 2.0.
See the COPYING file for details.
-->
<!--
-->
<head>
<title>
  Closure Unit Tests - goog.gears.WorkerChannel
</title>
<script src="../base.js"></script>
<script>
goog.require('goog.events.EventTarget');
goog.require('goog.gears.Worker.EventType');
goog.require('goog.gears.WorkerChannel');
goog.require('goog.gears.WorkerEvent');
goog.require('goog.json');
goog.require('goog.testing.MockControl');
goog.require('goog.testing.jsunit');
goog.require('goog.testing.mockmatchers.IgnoreArgument');
</script>
</head>
<body>
<script>

var mockControl;
var mockWorker;
var workerChannel;

function setUp() {
  mockControl = new goog.testing.MockControl();
  mockWorker = new goog.events.EventTarget();
  mockWorker.sendMessage = mockControl.createFunctionMock('sendMessage');
  workerChannel = new goog.gears.WorkerChannel(mockWorker);
}

function tearDown() {
  workerChannel.dispose();
  mockControl.$verifyAll();
}

function makeMessage(serviceName, payload) {
  var msg = {serviceName: serviceName, payload: payload};
  msg[goog.gears.WorkerChannel.FLAG] = true;
  return msg;
}

function expectedFn(name, callback) {
  var ignored = new goog.testing.mockmatchers.IgnoreArgument();
  var fn = mockControl.createFunctionMock(name);
  fn(ignored).$does(function(args) {
    callback.apply(this, args);
  });
  return function() { fn(arguments); };
}

function assertEqualsFn() {
  var expectedArgs = Array.prototype.slice.call(arguments);
  return expectedFn('assertEqualsFn', function() {
    assertObjectEquals(expectedArgs, Array.prototype.slice.call(arguments));
  });
}

function expectNoMessage() {
  workerChannel.registerDefaultService(
    mockControl.createFunctionMock('expectNoMessage'));
}

function receiveMessage(serviceName, payload, opt_origin) {
  var msgObject = {body: makeMessage(serviceName, payload)};
  msgObject.origin = opt_origin || 'http://google.com';
  mockWorker.dispatchEvent(
    new goog.gears.WorkerEvent(goog.gears.Worker.EventType.MESSAGE, msgObject));
}

function receiveNonChannelMessage(body) {
  var msgObject = {body: body, origin: 'http://google.com'};
  mockWorker.dispatchEvent(
    new goog.gears.WorkerEvent(goog.gears.Worker.EventType.MESSAGE, msgObject));
}

function testSendMessage() {
  mockWorker.sendMessage(makeMessage('foobar', 'This is a value'));
  mockControl.$replayAll();
  workerChannel.send('foobar', 'This is a value');
}

function testMessageStringToString() {
  var payload = 'This is a string';
  workerChannel.registerService('foobar', assertEqualsFn(payload));
  mockControl.$replayAll();
  receiveMessage('foobar', 'This is a string');
}

function testMessageObjectToObject() {
  var payload = {key: 'value'};
  workerChannel.registerService('foobar', assertEqualsFn(payload), true);
  mockControl.$replayAll();
  receiveMessage('foobar', payload);
}

function testMessageStringToObject() {
  workerChannel.registerService('foobar', assertEqualsFn({key: 'value'}), true);
  mockControl.$replayAll();
  receiveMessage('foobar', '{"key":"value"}');
}

function testMessageObjectToString() {
  workerChannel.registerService('foobar', assertEqualsFn('{"key":"value"}'));
  mockControl.$replayAll();
  receiveMessage('foobar', {key: 'value'});
}

function testNonChannelMessageWithStringBody() {
  expectNoMessage();
  mockControl.$replayAll();
  receiveNonChannelMessage('Foo bar');
}

function testNonChannelMessageWithArrayBody() {
  expectNoMessage();
  mockControl.$replayAll();
  receiveNonChannelMessage([5, 'Foo bar']);
}

function testNonChannelMessageWithNoFlag() {
  expectNoMessage();
  mockControl.$replayAll();
  receiveNonChannelMessage({
    serviceName: 'foobar',
    payload: 'this is a payload'
  });
}

function testNonChannelMessageWithFalseFlag() {
  expectNoMessage();
  mockControl.$replayAll();
  var body = {
    serviceName: 'foobar',
    payload: 'this is a payload'
  };
  body[goog.gears.WorkerChannel.FLAG] = false;
  receiveNonChannelMessage(body);
}

function testMessageWithWrongOriginDomain() {
  workerChannel.peerOrigin = 'http://mail.google.com';
  expectNoMessage();
  mockControl.$replayAll();
  receiveMessage('foobar', 'Foo bar');
}

function testMessageWithWrongOriginPort() {
  workerChannel.peerOrigin = 'http://google.com:123';
  expectNoMessage();
  mockControl.$replayAll();
  receiveMessage('foobar', 'Foo bar');
}

function testMessageWithWrongOriginProtocol() {
  workerChannel.peerOrigin = 'https://google.com';
  expectNoMessage();
  mockControl.$replayAll();
  receiveMessage('foobar', 'Foo bar');
}

function testMessageWithRightOrigin() {
  workerChannel.peerOrigin = 'http://google.com';
  workerChannel.registerService('foobar', assertEqualsFn('Foo bar'));
  mockControl.$replayAll();
  receiveMessage('foobar', 'Foo bar');
}

function testMessageWithRightOriginPort80() {
  workerChannel.peerOrigin = 'http://google.com:80';
  workerChannel.registerService('foobar', assertEqualsFn('Foo bar'));
  mockControl.$replayAll();
  receiveMessage('foobar', 'Foo bar');
}

function testMessageWithRightOriginPort443() {
  workerChannel.peerOrigin = 'https://google.com:443';
  workerChannel.registerService('foobar', assertEqualsFn('Foo bar'));
  mockControl.$replayAll();
  receiveMessage('foobar', 'Foo bar', 'https://google.com');
}

function testDefaultServiceWithString() {
  workerChannel.registerDefaultService(assertEqualsFn('foobar', 'Foo bar'));
  mockControl.$replayAll();
  receiveMessage('foobar', 'Foo bar');
}

function testDefaultServiceWithObject() {
  var payload = {key: 'value'};
  workerChannel.registerDefaultService(assertEqualsFn('foobar', payload));
  mockControl.$replayAll();
  receiveMessage('foobar', payload);
}

</script>
</body>
</html>