google_apis/gcm/engine/fake_connection_handler.cc

   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                                  net::StreamSocket* socket) {
  43   ASSERT_GE(expected_outgoing_messages_.size(), 1U);
  44   EXPECT_EQ(expected_outgoing_messages_.front().SerializeAsString(),
  45             login_request.SerializeAsString());
  46   expected_outgoing_messages_.pop_front();
  47   DVLOG(1) << "Received init call.";
  48   read_callback_.Run(BuildLoginResponse(fail_login_));
  49   initialized_ = !fail_login_;
  50 }
  51
  52 void FakeConnectionHandler::Reset() {
  53   initialized_ = false;
  54 }
  55
  56 bool FakeConnectionHandler::CanSendMessage() const {
  57   return initialized_;
  58 }
  59
  60 void FakeConnectionHandler::SendMessage(
  61     const google::protobuf::MessageLite& message) {
  62   if (expected_outgoing_messages_.empty())
  63     FAIL() << "Unexpected message sent.";
  64   EXPECT_EQ(expected_outgoing_messages_.front().SerializeAsString(),
  65             message.SerializeAsString());
  66   expected_outgoing_messages_.pop_front();
  67   DVLOG(1) << "Received message, "
  68            << (fail_send_ ? " failing send." : "calling back.");
  69   if (!fail_send_)
  70     write_callback_.Run();
  71   else
  72     initialized_ = false;  // Prevent future messages until reconnect.
  73 }
  74
  75 void FakeConnectionHandler::ExpectOutgoingMessage(const MCSMessage& message) {
  76   expected_outgoing_messages_.push_back(message);
  77 }
  78
  79 void FakeConnectionHandler::ResetOutgoingMessageExpectations() {
  80   expected_outgoing_messages_.clear();
  81 }
  82
  83 bool FakeConnectionHandler::AllOutgoingMessagesReceived() const {
  84   return expected_outgoing_messages_.empty();
  85 }
  86
  87 void FakeConnectionHandler::ReceiveMessage(const MCSMessage& message) {
  88   read_callback_.Run(message.CloneProtobuf());
  89 }
  90
  91 }  // namespace gcm