POSIX only: Move client socket functionality from TCPClientSocket into TCPSocket.

net/socket/tcp_socket_unittest.cc

 // Copyright 2013 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_socket.h"
 
 #include <string.h>
 
 #include <string>
 #include <vector>
 
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
-#include "build/build_config.h"
 #include "net/base/address_list.h"
 #include "net/base/io_buffer.h"
 #include "net/base/ip_endpoint.h"
 #include "net/base/net_errors.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 {
@@ skipping 168 matching lines @@
   ASSERT_EQ(OK, result);
 
   EXPECT_TRUE(accepted_socket.get());
 
   // Both sockets should be on the loopback network interface.
   EXPECT_EQ(accepted_address.address(), local_address_.address());
 
   EXPECT_EQ(OK, connect_callback.WaitForResult());
 }
 
-// TODO(yzshen): Enable it for other platforms once TCPSocketLibevent supports
-// client socket operations.
-#if defined(OS_WIN)
-
 TEST_F(TCPSocketTest, ReadWrite) {
   ASSERT_NO_FATAL_FAILURE(SetUpListenIPv4());
 
   TestCompletionCallback connect_callback;
   TCPSocket connecting_socket(NULL, NetLog::Source());
   int result = connecting_socket.Open(ADDRESS_FAMILY_IPV4);
   ASSERT_EQ(OK, result);
   connecting_socket.Connect(local_address_, connect_callback.callback());
 
   TestCompletionCallback accept_callback;
@@ skipping 40 matching lines @@
     ASSERT_TRUE(read_result >= 0);
     ASSERT_TRUE(bytes_read + read_result <= message.size());
     memmove(&buffer[bytes_read], read_buffer->data(), read_result);
     bytes_read += read_result;
   }
 
   std::string received_message(buffer.begin(), buffer.end());
   ASSERT_EQ(message, received_message);
 }
 
-#endif
-
 }  // namespace
 }  // namespace net