156 lines
5.0 KiB
C++
156 lines
5.0 KiB
C++
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/*
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* libjingle
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* Copyright 2004--2005, Google Inc.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
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* EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "talk/base/testclient.h"
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#include "talk/base/thread.h"
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#include "talk/base/timeutils.h"
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namespace talk_base {
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// DESIGN: Each packet received is put it into a list of packets.
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// Callers can retrieve received packets from any thread by calling
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// NextPacket.
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TestClient::TestClient(AsyncPacketSocket* socket)
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: socket_(socket), ready_to_send_(false) {
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packets_ = new std::vector<Packet*>();
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socket_->SignalReadPacket.connect(this, &TestClient::OnPacket);
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socket_->SignalReadyToSend.connect(this, &TestClient::OnReadyToSend);
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}
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TestClient::~TestClient() {
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delete socket_;
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for (unsigned i = 0; i < packets_->size(); i++)
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delete (*packets_)[i];
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delete packets_;
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}
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bool TestClient::CheckConnState(AsyncPacketSocket::State state) {
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// Wait for our timeout value until the socket reaches the desired state.
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uint32 end = TimeAfter(kTimeout);
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while (socket_->GetState() != state && TimeUntil(end) > 0)
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Thread::Current()->ProcessMessages(1);
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return (socket_->GetState() == state);
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}
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int TestClient::Send(const char* buf, size_t size) {
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return socket_->Send(buf, size);
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}
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int TestClient::SendTo(const char* buf, size_t size,
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const SocketAddress& dest) {
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return socket_->SendTo(buf, size, dest);
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}
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TestClient::Packet* TestClient::NextPacket() {
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// If no packets are currently available, we go into a get/dispatch loop for
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// at most 1 second. If, during the loop, a packet arrives, then we can stop
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// early and return it.
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// Note that the case where no packet arrives is important. We often want to
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// test that a packet does not arrive.
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// Note also that we only try to pump our current thread's message queue.
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// Pumping another thread's queue could lead to messages being dispatched from
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// the wrong thread to non-thread-safe objects.
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uint32 end = TimeAfter(kTimeout);
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while (packets_->size() == 0 && TimeUntil(end) > 0)
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Thread::Current()->ProcessMessages(1);
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// Return the first packet placed in the queue.
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Packet* packet = NULL;
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if (packets_->size() > 0) {
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CritScope cs(&crit_);
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packet = packets_->front();
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packets_->erase(packets_->begin());
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}
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return packet;
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}
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bool TestClient::CheckNextPacket(const char* buf, size_t size,
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SocketAddress* addr) {
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bool res = false;
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Packet* packet = NextPacket();
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if (packet) {
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res = (packet->size == size && std::memcmp(packet->buf, buf, size) == 0);
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if (addr)
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*addr = packet->addr;
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delete packet;
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}
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return res;
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}
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bool TestClient::CheckNoPacket() {
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bool res;
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Packet* packet = NextPacket();
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res = (packet == NULL);
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delete packet;
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return res;
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}
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int TestClient::GetError() {
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return socket_->GetError();
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}
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int TestClient::SetOption(Socket::Option opt, int value) {
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return socket_->SetOption(opt, value);
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}
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bool TestClient::ready_to_send() const {
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return ready_to_send_;
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}
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void TestClient::OnPacket(AsyncPacketSocket* socket, const char* buf,
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size_t size, const SocketAddress& remote_addr) {
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CritScope cs(&crit_);
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packets_->push_back(new Packet(remote_addr, buf, size));
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}
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void TestClient::OnReadyToSend(AsyncPacketSocket* socket) {
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ready_to_send_ = true;
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}
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TestClient::Packet::Packet(const SocketAddress& a, const char* b, size_t s)
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: addr(a), buf(0), size(s) {
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buf = new char[size];
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memcpy(buf, b, size);
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}
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TestClient::Packet::Packet(const Packet& p)
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: addr(p.addr), buf(0), size(p.size) {
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buf = new char[size];
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memcpy(buf, p.buf, size);
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}
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TestClient::Packet::~Packet() {
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delete[] buf;
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}
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} // namespace talk_base
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