blob: 74ef8cc3762c139a39177a028212121d07f98cc7 [file] [log] [blame]
* Copyright 2004 The WebRTC Project Authors. All rights reserved.
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
#include <vector>
#include "webrtc/base/asyncudpsocket.h"
#include "webrtc/base/constructormagic.h"
#include "webrtc/base/criticalsection.h"
namespace rtc {
// A simple client that can send TCP or UDP data and check that it receives
// what it expects to receive. Useful for testing server functionality.
class TestClient : public sigslot::has_slots<> {
// Records the contents of a packet that was received.
struct Packet {
Packet(const SocketAddress& a,
const char* b,
size_t s,
const PacketTime& packet_time);
Packet(const Packet& p);
virtual ~Packet();
SocketAddress addr;
char* buf;
size_t size;
PacketTime packet_time;
// Default timeout for NextPacket reads.
static const int kTimeoutMs = 5000;
// Creates a client that will send and receive with the given socket and
// will post itself messages with the given thread.
explicit TestClient(AsyncPacketSocket* socket);
~TestClient() override;
SocketAddress address() const { return socket_->GetLocalAddress(); }
SocketAddress remote_address() const { return socket_->GetRemoteAddress(); }
// Checks that the socket moves to the specified connect state.
bool CheckConnState(AsyncPacketSocket::State state);
// Checks that the socket is connected to the remote side.
bool CheckConnected() {
return CheckConnState(AsyncPacketSocket::STATE_CONNECTED);
// Sends using the clients socket.
int Send(const char* buf, size_t size);
// Sends using the clients socket to the given destination.
int SendTo(const char* buf, size_t size, const SocketAddress& dest);
// Returns the next packet received by the client or 0 if none is received
// within the specified timeout. The caller must delete the packet
// when done with it.
Packet* NextPacket(int timeout_ms);
// Checks that the next packet has the given contents. Returns the remote
// address that the packet was sent from.
bool CheckNextPacket(const char* buf, size_t len, SocketAddress* addr);
// Checks that no packets have arrived or will arrive in the next second.
bool CheckNoPacket();
int GetError();
int SetOption(Socket::Option opt, int value);
bool ready_to_send() const { return ready_to_send_count() > 0; }
// How many times SignalReadyToSend has been fired.
int ready_to_send_count() const { return ready_to_send_count_; }
// Timeout for reads when no packet is expected.
static const int kNoPacketTimeoutMs = 1000;
// Workaround for the fact that AsyncPacketSocket::GetConnState doesn't exist.
Socket::ConnState GetState();
// Slot for packets read on the socket.
void OnPacket(AsyncPacketSocket* socket, const char* buf, size_t len,
const SocketAddress& remote_addr,
const PacketTime& packet_time);
void OnReadyToSend(AsyncPacketSocket* socket);
bool CheckTimestamp(int64_t packet_timestamp);
CriticalSection crit_;
AsyncPacketSocket* socket_;
std::vector<Packet*>* packets_;
int ready_to_send_count_ = 0;
int64_t prev_packet_timestamp_;
} // namespace rtc