Add a Pepper audio basic functionality unit test.

chrome/renderer/mock_render_thread.cc

 // Copyright (c) 2009 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.
 
 #include "chrome/renderer/mock_render_thread.h"
 
 #include "base/process_util.h"
 #include "chrome/common/render_messages.h"
 #include "ipc/ipc_message_utils.h"
 #include "testing/gtest/include/gtest/gtest.h"
@@ skipping 16 matching lines @@
   EXPECT_EQ(routing_id_, routing_id);
   widget_ = listener;
 }
 
 // Called by the Widget. The routing id must match the routing id of AddRoute.
 void MockRenderThread::RemoveRoute(int32 routing_id) {
   EXPECT_EQ(routing_id_, routing_id);
   widget_ = NULL;
 }
 
+// Called by, for example, RenderView::Init(), when adding a new message filter
+void MockRenderThread::AddFilter(IPC::ChannelProxy::MessageFilter* filter) {
+  filter->OnFilterAdded(&sink());
+}
+
+// Called when the filter is removed
+void MockRenderThread::RemoveFilter(IPC::ChannelProxy::MessageFilter* filter) {
+  filter->OnFilterRemoved();
+}
+
 // Called by the Widget. Used to send messages to the browser.
 // We short-circuit the mechanim and handle the messages right here on this
 // class.
 bool MockRenderThread::Send(IPC::Message* msg) {
   // We need to simulate a synchronous channel, thus we are going to receive
   // through this function messages, messages with reply and reply messages.
   // We can only handle one synchronous message at a time.
   if (msg->is_reply()) {
     if (reply_deserializer_.get()) {
       reply_deserializer_->SerializeOutputParameters(*msg);
@@ skipping 12 matching lines @@
   return true;
 }
 
 void MockRenderThread::SendCloseMessage() {
   ViewMsg_Close msg(routing_id_);
   widget_->OnMessageReceived(msg);
 }
 
 void MockRenderThread::OnMessageReceived(const IPC::Message& msg) {
   // Save the message in the sink.
-  sink_.OnMessageReceived(msg);
+  sink_.Send(const_cast<IPC::Message*>(&msg));
 
   // Some messages we do special handling.
   bool handled = true;
   bool msg_is_ok = true;
   IPC_BEGIN_MESSAGE_MAP_EX(MockRenderThread, msg, msg_is_ok)
     IPC_MESSAGE_HANDLER(ViewHostMsg_CreateWidget, OnMsgCreateWidget);
     IPC_MESSAGE_HANDLER(ViewHostMsg_OpenChannelToExtension,
                         OnMsgOpenChannelToExtension);
 #if defined(OS_WIN) || defined(OS_MACOSX)
     IPC_MESSAGE_HANDLER(ViewHostMsg_GetDefaultPrintSettings,
@@ skipping 73 matching lines @@
 void MockRenderThread::OnDidGetPrintedPagesCount(int cookie, int number_pages) {
   if (printer_.get())
     printer_->SetPrintedPagesCount(cookie, number_pages);
 }
 
 void MockRenderThread::OnDidPrintPage(
     const ViewHostMsg_DidPrintPage_Params& params) {
   if (printer_.get())
     printer_->PrintPage(params);
 }