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// Copyright (c) 2011 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 "net/socket/tcp_server_socket.h"
#include "base/compiler_specific.h"
#include "base/scoped_ptr.h"
#include "net/base/address_list.h"
#include "net/base/ip_endpoint.h"
#include "net/base/net_errors.h"
#include "net/base/sys_addrinfo.h"
#include "net/base/test_completion_callback.h"
#include "net/socket/tcp_client_socket.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "testing/platform_test.h"
namespace net {
namespace {
const int kListenBacklog = 5;
class TCPServerSocketTest : public PlatformTest {
protected:
TCPServerSocketTest()
: socket_(NULL, NetLog::Source()) {
}
void SetUp() OVERRIDE {
IPEndPoint address;
ParseAddress("127.0.0.1", 0, &address);
ASSERT_EQ(OK, socket_.Listen(address, kListenBacklog));
ASSERT_EQ(OK, socket_.GetLocalAddress(&local_address_));
}
void ParseAddress(std::string ip_str, int port, IPEndPoint* address) {
IPAddressNumber ip_number;
bool rv = ParseIPLiteralToNumber(ip_str, &ip_number);
if (!rv)
return;
*address = IPEndPoint(ip_number, port);
}
static IPEndPoint GetPeerAddress(ClientSocket* socket) {
AddressList address;
EXPECT_EQ(OK, socket->GetPeerAddress(&address));
IPEndPoint endpoint;
EXPECT_TRUE(endpoint.FromSockAddr(
address.head()->ai_addr, address.head()->ai_addrlen));
return endpoint;
}
TCPServerSocket socket_;
IPEndPoint local_address_;
};
TEST_F(TCPServerSocketTest, Accept) {
TestCompletionCallback connect_callback;
TCPClientSocket connecting_socket(AddressList(local_address_.address(),
local_address_.port(), false),
NULL, NetLog::Source());
connecting_socket.Connect(&connect_callback);
TestCompletionCallback accept_callback;
scoped_ptr<ClientSocket> accepted_socket;
int result = socket_.Accept(&accepted_socket, &accept_callback);
if (result == ERR_IO_PENDING)
result = accept_callback.WaitForResult();
ASSERT_EQ(OK, result);
ASSERT_TRUE(accepted_socket.get() != NULL);
// Both sockets should be on the loopback network interface.
EXPECT_EQ(GetPeerAddress(accepted_socket.get()).address(),
local_address_.address());
EXPECT_EQ(OK, connect_callback.WaitForResult());
}
// Test Accept() callback.
TEST_F(TCPServerSocketTest, AcceptAsync) {
TestCompletionCallback accept_callback;
scoped_ptr<ClientSocket> accepted_socket;
ASSERT_EQ(ERR_IO_PENDING, socket_.Accept(&accepted_socket, &accept_callback));
TestCompletionCallback connect_callback;
TCPClientSocket connecting_socket(AddressList(local_address_.address(),
local_address_.port(), false),
NULL, NetLog::Source());
connecting_socket.Connect(&connect_callback);
EXPECT_EQ(OK, connect_callback.WaitForResult());
EXPECT_EQ(OK, accept_callback.WaitForResult());
EXPECT_TRUE(accepted_socket != NULL);
// Both sockets should be on the loopback network interface.
EXPECT_EQ(GetPeerAddress(accepted_socket.get()).address(),
local_address_.address());
}
// Accept two connections simultaneously.
TEST_F(TCPServerSocketTest, Accept2Connections) {
TestCompletionCallback accept_callback;
scoped_ptr<ClientSocket> accepted_socket;
ASSERT_EQ(ERR_IO_PENDING,
socket_.Accept(&accepted_socket, &accept_callback));
TestCompletionCallback connect_callback;
TCPClientSocket connecting_socket(AddressList(local_address_.address(),
local_address_.port(), false),
NULL, NetLog::Source());
connecting_socket.Connect(&connect_callback);
TestCompletionCallback connect_callback2;
TCPClientSocket connecting_socket2(AddressList(local_address_.address(),
local_address_.port(), false),
NULL, NetLog::Source());
connecting_socket2.Connect(&connect_callback2);
EXPECT_EQ(OK, accept_callback.WaitForResult());
TestCompletionCallback accept_callback2;
scoped_ptr<ClientSocket> accepted_socket2;
int result = socket_.Accept(&accepted_socket2, &accept_callback2);
if (result == ERR_IO_PENDING)
result = accept_callback2.WaitForResult();
ASSERT_EQ(OK, result);
EXPECT_EQ(OK, connect_callback.WaitForResult());
EXPECT_TRUE(accepted_socket != NULL);
EXPECT_TRUE(accepted_socket2 != NULL);
EXPECT_NE(accepted_socket.get(), accepted_socket2.get());
EXPECT_EQ(GetPeerAddress(accepted_socket.get()).address(),
local_address_.address());
EXPECT_EQ(GetPeerAddress(accepted_socket2.get()).address(),
local_address_.address());
}
} // namespace
} // namespace net
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