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      1 // Copyright 2013 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #include "google_apis/gcm/engine/fake_connection_handler.h"
      6 
      7 #include "base/logging.h"
      8 #include "google_apis/gcm/base/mcs_util.h"
      9 #include "net/socket/stream_socket.h"
     10 #include "testing/gtest/include/gtest/gtest.h"
     11 
     12 namespace gcm {
     13 
     14 namespace {
     15 
     16 // Build a basic login response.
     17 scoped_ptr<google::protobuf::MessageLite> BuildLoginResponse(bool fail_login) {
     18   scoped_ptr<mcs_proto::LoginResponse> login_response(
     19       new mcs_proto::LoginResponse());
     20   login_response->set_id("id");
     21   if (fail_login)
     22     login_response->mutable_error()->set_code(1);
     23   return login_response.PassAs<google::protobuf::MessageLite>();
     24 }
     25 
     26 }  // namespace
     27 
     28 FakeConnectionHandler::FakeConnectionHandler(
     29     const ConnectionHandler::ProtoReceivedCallback& read_callback,
     30     const ConnectionHandler::ProtoSentCallback& write_callback)
     31     : read_callback_(read_callback),
     32       write_callback_(write_callback),
     33       fail_login_(false),
     34       fail_send_(false),
     35       initialized_(false) {
     36 }
     37 
     38 FakeConnectionHandler::~FakeConnectionHandler() {
     39 }
     40 
     41 void FakeConnectionHandler::Init(const mcs_proto::LoginRequest& login_request,
     42                                  scoped_ptr<net::StreamSocket> socket) {
     43   EXPECT_EQ(expected_outgoing_messages_.front().SerializeAsString(),
     44             login_request.SerializeAsString());
     45   expected_outgoing_messages_.pop_front();
     46   DVLOG(1) << "Received init call.";
     47   read_callback_.Run(BuildLoginResponse(fail_login_));
     48   initialized_ = !fail_login_;
     49 }
     50 
     51 bool FakeConnectionHandler::CanSendMessage() const {
     52   return initialized_;
     53 }
     54 
     55 void FakeConnectionHandler::SendMessage(
     56     const google::protobuf::MessageLite& message) {
     57   if (expected_outgoing_messages_.empty())
     58     FAIL() << "Unexpected message sent.";
     59   EXPECT_EQ(expected_outgoing_messages_.front().SerializeAsString(),
     60             message.SerializeAsString());
     61   expected_outgoing_messages_.pop_front();
     62   DVLOG(1) << "Received message, "
     63            << (fail_send_ ? " failing send." : "calling back.");
     64   if (!fail_send_)
     65     write_callback_.Run();
     66   else
     67     initialized_ = false;  // Prevent future messages until reconnect.
     68 }
     69 
     70 void FakeConnectionHandler::ExpectOutgoingMessage(const MCSMessage& message) {
     71   expected_outgoing_messages_.push_back(message);
     72 }
     73 
     74 void FakeConnectionHandler::ResetOutgoingMessageExpectations() {
     75   expected_outgoing_messages_.clear();
     76 }
     77 
     78 bool FakeConnectionHandler::AllOutgoingMessagesReceived() const {
     79   return expected_outgoing_messages_.empty();
     80 }
     81 
     82 void FakeConnectionHandler::ReceiveMessage(const MCSMessage& message) {
     83   read_callback_.Run(message.CloneProtobuf());
     84 }
     85 
     86 }  // namespace gcm
     87