Adding the first set of remote test cases and associated framework.

remoting/tools/remote_test_helper/host.js

Index: remoting/tools/remote_test_helper/host.js
diff --git a/remoting/tools/remote_test_helper/host.js b/remoting/tools/remote_test_helper/host.js
new file mode 100644
index 0000000000000000000000000000000000000000..701aaf00f1d487fe4206a6d6db89f952d3ef9561
--- /dev/null
+++ b/remoting/tools/remote_test_helper/host.js
@@ -0,0 +1,60 @@
+// Copyright (c) 2014 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Mirrored in src/chrome/test/remoting/remote_test_helper.h
+var Action = {
+    ERROR: -1,
+    NONE: 0,
+    KEYDOWN: 1,
+    BUTTONPRESS: 2,
+    MOUSEMOVE: 3,
+    MOUSEWHEEL: 4,
+    DRAG: 5
+};
+
+/**
+ * Method to handle sending keypress events to the server.
+ * @param {Event} event The event handler event.
+ **/
+function handleKeyPress(event) {
+  jsonRpc.setLastEvent(Action.KEYDOWN, event.keyCode, 0);
+}
+
+/**
+ * Method to handle sending mouse down events to the server.
+ * @param {Event} event The event handler event.
+ **/
+function handleMouseDown(event) {
+  jsonRpc.setLastEvent(Action.BUTTONPRESS, event.button, 0);
+}
+
+/**
+ * Method to handle sending mouse move events to the server.
+ * @param {Event} event The event handler event.
+ **/
+function handleMouseMove(event) {
+  jsonRpc.setLastEvent(Action.MOUSEMOVE, event.keyCode, 0);
+}
+
+/**
+ * Method to handle sending mouse wheel events to the server.
+ * @param {Event} event The event handler event.
+ **/
+function handleMouseWheel(event) {
+  jsonRpc.setLastEvent(Action.MOUSEWHEEL, 0, 0);
+}
+
+/**
+ * Method to handle sending drag events to the server.
+ * @param {Event} event The event handler event.
+ **/
+function handleDrag(event) {
+  jsonRpc.setLastEvent(Action.DRAG, 0, 0);
+}
+
+window.addEventListener('keydown', handleKeyPress, false);
+window.addEventListener('mousedown', handleMouseDown, false);
+window.addEventListener('mousewheel', handleMouseWheel, false);
+window.addEventListener('drag', handleDrag, false);
+// window.addEventListener('mousemove', handleMouseMove, false)