// Copyright (c) 2012 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 "remoting/protocol/fake_session.h"
#include "base/bind.h"
#include "base/message_loop/message_loop.h"
#include "net/base/address_list.h"
#include "net/base/io_buffer.h"
#include "net/base/net_errors.h"
#include "net/base/net_util.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace remoting {
namespace protocol {
const char kTestJid[] = "host1@gmail.com/chromoting123";
FakeSocket::FakeSocket()
: async_write_(false),
write_pending_(false),
write_limit_(0),
next_write_error_(net::OK),
next_read_error_(net::OK),
read_pending_(false),
read_buffer_size_(0),
input_pos_(0),
message_loop_(base::MessageLoop::current()),
weak_factory_(this) {
}
FakeSocket::~FakeSocket() {
EXPECT_EQ(message_loop_, base::MessageLoop::current());
}
void FakeSocket::AppendInputData(const std::vector<char>& data) {
EXPECT_EQ(message_loop_, base::MessageLoop::current());
input_data_.insert(input_data_.end(), data.begin(), data.end());
// Complete pending read if any.
if (read_pending_) {
read_pending_ = false;
int result = std::min(read_buffer_size_,
static_cast<int>(input_data_.size() - input_pos_));
CHECK(result > 0);
memcpy(read_buffer_->data(),
&(*input_data_.begin()) + input_pos_, result);
input_pos_ += result;
read_buffer_ = NULL;
read_callback_.Run(result);
}
}
void FakeSocket::PairWith(FakeSocket* peer_socket) {
EXPECT_EQ(message_loop_, base::MessageLoop::current());
peer_socket_ = peer_socket->weak_factory_.GetWeakPtr();
peer_socket->peer_socket_ = weak_factory_.GetWeakPtr();
}
int FakeSocket::Read(net::IOBuffer* buf, int buf_len,
const net::CompletionCallback& callback) {
EXPECT_EQ(message_loop_, base::MessageLoop::current());
if (next_read_error_ != net::OK) {
int r = next_read_error_;
next_read_error_ = net::OK;
return r;
}
if (input_pos_ < static_cast<int>(input_data_.size())) {
int result = std::min(buf_len,
static_cast<int>(input_data_.size()) - input_pos_);
memcpy(buf->data(), &(*input_data_.begin()) + input_pos_, result);
input_pos_ += result;
return result;
} else {
read_pending_ = true;
read_buffer_ = buf;
read_buffer_size_ = buf_len;
read_callback_ = callback;
return net::ERR_IO_PENDING;
}
}
int FakeSocket::Write(net::IOBuffer* buf, int buf_len,
const net::CompletionCallback& callback) {
EXPECT_EQ(message_loop_, base::MessageLoop::current());
EXPECT_FALSE(write_pending_);
if (write_limit_ > 0)
buf_len = std::min(write_limit_, buf_len);
if (async_write_) {
message_loop_->PostTask(FROM_HERE, base::Bind(
&FakeSocket::DoAsyncWrite, weak_factory_.GetWeakPtr(),
scoped_refptr<net::IOBuffer>(buf), buf_len, callback));
write_pending_ = true;
return net::ERR_IO_PENDING;
} else {
if (next_write_error_ != net::OK) {
int r = next_write_error_;
next_write_error_ = net::OK;
return r;
}
DoWrite(buf, buf_len);
return buf_len;
}
}
void FakeSocket::DoAsyncWrite(scoped_refptr<net::IOBuffer> buf, int buf_len,
const net::CompletionCallback& callback) {
write_pending_ = false;
if (next_write_error_ != net::OK) {
int r = next_write_error_;
next_write_error_ = net::OK;
callback.Run(r);
return;
}
DoWrite(buf.get(), buf_len);
callback.Run(buf_len);
}
void FakeSocket::DoWrite(net::IOBuffer* buf, int buf_len) {
written_data_.insert(written_data_.end(),
buf->data(), buf->data() + buf_len);
if (peer_socket_.get()) {
message_loop_->PostTask(
FROM_HERE,
base::Bind(&FakeSocket::AppendInputData,
peer_socket_,
std::vector<char>(buf->data(), buf->data() + buf_len)));
}
}
bool FakeSocket::SetReceiveBufferSize(int32 size) {
NOTIMPLEMENTED();
return false;
}
bool FakeSocket::SetSendBufferSize(int32 size) {
NOTIMPLEMENTED();
return false;
}
int FakeSocket::Connect(const net::CompletionCallback& callback) {
EXPECT_EQ(message_loop_, base::MessageLoop::current());
return net::OK;
}
void FakeSocket::Disconnect() {
peer_socket_.reset();
}
bool FakeSocket::IsConnected() const {
EXPECT_EQ(message_loop_, base::MessageLoop::current());
return true;
}
bool FakeSocket::IsConnectedAndIdle() const {
NOTIMPLEMENTED();
return false;
}
int FakeSocket::GetPeerAddress(net::IPEndPoint* address) const {
net::IPAddressNumber ip(net::kIPv4AddressSize);
*address = net::IPEndPoint(ip, 0);
return net::OK;
}
int FakeSocket::GetLocalAddress(net::IPEndPoint* address) const {
NOTIMPLEMENTED();
return net::ERR_FAILED;
}
const net::BoundNetLog& FakeSocket::NetLog() const {
EXPECT_EQ(message_loop_, base::MessageLoop::current());
return net_log_;
}
void FakeSocket::SetSubresourceSpeculation() {
NOTIMPLEMENTED();
}
void FakeSocket::SetOmniboxSpeculation() {
NOTIMPLEMENTED();
}
bool FakeSocket::WasEverUsed() const {
NOTIMPLEMENTED();
return true;
}
bool FakeSocket::UsingTCPFastOpen() const {
NOTIMPLEMENTED();
return true;
}
bool FakeSocket::WasNpnNegotiated() const {
return false;
}
net::NextProto FakeSocket::GetNegotiatedProtocol() const {
NOTIMPLEMENTED();
return net::kProtoUnknown;
}
bool FakeSocket::GetSSLInfo(net::SSLInfo* ssl_info) {
return false;
}
FakeUdpSocket::FakeUdpSocket()
: read_pending_(false),
input_pos_(0),
message_loop_(base::MessageLoop::current()) {
}
FakeUdpSocket::~FakeUdpSocket() {
EXPECT_EQ(message_loop_, base::MessageLoop::current());
}
void FakeUdpSocket::AppendInputPacket(const char* data, int data_size) {
EXPECT_EQ(message_loop_, base::MessageLoop::current());
input_packets_.push_back(std::string());
input_packets_.back().assign(data, data + data_size);
// Complete pending read if any.
if (read_pending_) {
read_pending_ = false;
int result = std::min(data_size, read_buffer_size_);
memcpy(read_buffer_->data(), data, result);
input_pos_ = input_packets_.size();
read_callback_.Run(result);
read_buffer_ = NULL;
}
}
int FakeUdpSocket::Read(net::IOBuffer* buf, int buf_len,
const net::CompletionCallback& callback) {
EXPECT_EQ(message_loop_, base::MessageLoop::current());
if (input_pos_ < static_cast<int>(input_packets_.size())) {
int result = std::min(
buf_len, static_cast<int>(input_packets_[input_pos_].size()));
memcpy(buf->data(), &(*input_packets_[input_pos_].begin()), result);
++input_pos_;
return result;
} else {
read_pending_ = true;
read_buffer_ = buf;
read_buffer_size_ = buf_len;
read_callback_ = callback;
return net::ERR_IO_PENDING;
}
}
int FakeUdpSocket::Write(net::IOBuffer* buf, int buf_len,
const net::CompletionCallback& callback) {
EXPECT_EQ(message_loop_, base::MessageLoop::current());
written_packets_.push_back(std::string());
written_packets_.back().assign(buf->data(), buf->data() + buf_len);
return buf_len;
}
bool FakeUdpSocket::SetReceiveBufferSize(int32 size) {
NOTIMPLEMENTED();
return false;
}
bool FakeUdpSocket::SetSendBufferSize(int32 size) {
NOTIMPLEMENTED();
return false;
}
FakeSession::FakeSession()
: event_handler_(NULL),
candidate_config_(CandidateSessionConfig::CreateDefault()),
config_(SessionConfig::ForTest()),
message_loop_(base::MessageLoop::current()),
async_creation_(false),
jid_(kTestJid),
error_(OK),
closed_(false),
weak_factory_(this) {
}
FakeSession::~FakeSession() { }
FakeSocket* FakeSession::GetStreamChannel(const std::string& name) {
return stream_channels_[name];
}
FakeUdpSocket* FakeSession::GetDatagramChannel(const std::string& name) {
return datagram_channels_[name];
}
void FakeSession::SetEventHandler(EventHandler* event_handler) {
event_handler_ = event_handler;
}
ErrorCode FakeSession::error() {
return error_;
}
const std::string& FakeSession::jid() {
return jid_;
}
const CandidateSessionConfig* FakeSession::candidate_config() {
return candidate_config_.get();
}
const SessionConfig& FakeSession::config() {
return config_;
}
void FakeSession::set_config(const SessionConfig& config) {
config_ = config;
}
ChannelFactory* FakeSession::GetTransportChannelFactory() {
return this;
}
ChannelFactory* FakeSession::GetMultiplexedChannelFactory() {
return this;
}
void FakeSession::Close() {
closed_ = true;
}
void FakeSession::CreateStreamChannel(
const std::string& name,
const StreamChannelCallback& callback) {
scoped_ptr<FakeSocket> channel;
// If we are in the error state then we put NULL in the channels list, so that
// NotifyStreamChannelCallback() still calls the callback.
if (error_ == OK)
channel.reset(new FakeSocket());
stream_channels_[name] = channel.release();
if (async_creation_) {
message_loop_->PostTask(FROM_HERE, base::Bind(
&FakeSession::NotifyStreamChannelCallback, weak_factory_.GetWeakPtr(),
name, callback));
} else {
NotifyStreamChannelCallback(name, callback);
}
}
void FakeSession::NotifyStreamChannelCallback(
const std::string& name,
const StreamChannelCallback& callback) {
if (stream_channels_.find(name) != stream_channels_.end())
callback.Run(scoped_ptr<net::StreamSocket>(stream_channels_[name]));
}
void FakeSession::CreateDatagramChannel(
const std::string& name,
const DatagramChannelCallback& callback) {
scoped_ptr<FakeUdpSocket> channel;
// If we are in the error state then we put NULL in the channels list, so that
// NotifyStreamChannelCallback() still calls the callback.
if (error_ == OK)
channel.reset(new FakeUdpSocket());
datagram_channels_[name] = channel.release();
if (async_creation_) {
message_loop_->PostTask(FROM_HERE, base::Bind(
&FakeSession::NotifyDatagramChannelCallback, weak_factory_.GetWeakPtr(),
name, callback));
} else {
NotifyDatagramChannelCallback(name, callback);
}
}
void FakeSession::NotifyDatagramChannelCallback(
const std::string& name,
const DatagramChannelCallback& callback) {
if (datagram_channels_.find(name) != datagram_channels_.end())
callback.Run(scoped_ptr<net::Socket>(datagram_channels_[name]));
}
void FakeSession::CancelChannelCreation(const std::string& name) {
stream_channels_.erase(name);
datagram_channels_.erase(name);
}
} // namespace protocol
} // namespace remoting