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.Pass();
  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       had_error_(false) {
  37 }
  38
  39 FakeConnectionHandler::~FakeConnectionHandler() {
  40 }
  41
  42 void FakeConnectionHandler::Init(const mcs_proto::LoginRequest& login_request,
  43                                  net::StreamSocket* socket) {
  44   ASSERT_GE(expected_outgoing_messages_.size(), 1U);
  45   EXPECT_EQ(expected_outgoing_messages_.front().SerializeAsString(),
  46             login_request.SerializeAsString());
  47   expected_outgoing_messages_.pop_front();
  48   DVLOG(1) << "Received init call.";
  49   read_callback_.Run(BuildLoginResponse(fail_login_));
  50   initialized_ = !fail_login_;
  51 }
  52
  53 void FakeConnectionHandler::Reset() {
  54   initialized_ = false;
  55   had_error_ = false;
  56 }
  57
  58 bool FakeConnectionHandler::CanSendMessage() const {
  59   return initialized_ && !had_error_;
  60 }
  61
  62 void FakeConnectionHandler::SendMessage(
  63     const google::protobuf::MessageLite& message) {
  64   if (expected_outgoing_messages_.empty())
  65     FAIL() << "Unexpected message sent.";
  66   EXPECT_EQ(expected_outgoing_messages_.front().SerializeAsString(),
  67             message.SerializeAsString());
  68   expected_outgoing_messages_.pop_front();
  69   DVLOG(1) << "Received message, "
  70            << (fail_send_ ? " failing send." : "calling back.");
  71   if (!fail_send_)
  72     write_callback_.Run();
  73   else
  74     initialized_ = false;  // Prevent future messages until reconnect.
  75 }
  76
  77 void FakeConnectionHandler::ExpectOutgoingMessage(const MCSMessage& message) {
  78   expected_outgoing_messages_.push_back(message);
  79 }
  80
  81 void FakeConnectionHandler::ResetOutgoingMessageExpectations() {
  82   expected_outgoing_messages_.clear();
  83 }
  84
  85 bool FakeConnectionHandler::AllOutgoingMessagesReceived() const {
  86   return expected_outgoing_messages_.empty();
  87 }
  88
  89 void FakeConnectionHandler::ReceiveMessage(const MCSMessage& message) {
  90   read_callback_.Run(message.CloneProtobuf());
  91 }
  92
  93 }  // namespace gcm