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

net/socket/tcp_socket_unittest.cc

Index: net/socket/tcp_socket_unittest.cc
diff --git a/net/socket/tcp_socket_unittest.cc b/net/socket/tcp_socket_unittest.cc
index e20bdd875846b9f0bf6c189abdc6bfd19c249554..4ee6b5a87287e9ded51bf834c5d3aaccfc3c7a2c 100644
--- a/net/socket/tcp_socket_unittest.cc
+++ b/net/socket/tcp_socket_unittest.cc
@@ -4,10 +4,16 @@
 
 #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"
@@ -194,5 +200,71 @@ TEST_F(TCPSocketTest, AcceptIPv6) {
   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.Create(ADDRESS_FAMILY_IPV4);
+  ASSERT_EQ(OK, result);
+  connecting_socket.Connect(local_address_, connect_callback.callback());
+
+  TestCompletionCallback accept_callback;
+  scoped_ptr<TCPSocket> accepted_socket;
+  IPEndPoint accepted_address;
+  result = socket_.Accept(&accepted_socket, &accepted_address,
+                          accept_callback.callback());
+  ASSERT_EQ(OK, accept_callback.GetResult(result));
+
+  ASSERT_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());
+
+  const std::string message("test message");
+  std::vector<char> buffer(message.size());
+
+  size_t bytes_written = 0;
+  while (bytes_written < message.size()) {
+    scoped_refptr<IOBufferWithSize> write_buffer(
+        new IOBufferWithSize(message.size() - bytes_written));
+    memmove(write_buffer->data(), message.data() + bytes_written,
+            message.size() - bytes_written);
+
+    TestCompletionCallback write_callback;
+    int write_result = accepted_socket->Write(
+        write_buffer.get(), write_buffer->size(), write_callback.callback());
+    write_result = write_callback.GetResult(write_result);
+    ASSERT_TRUE(write_result >= 0);
+    bytes_written += write_result;
+    ASSERT_TRUE(bytes_written <= message.size());
+  }
+
+  size_t bytes_read = 0;
+  while (bytes_read < message.size()) {
+    scoped_refptr<IOBufferWithSize> read_buffer(
+        new IOBufferWithSize(message.size() - bytes_read));
+    TestCompletionCallback read_callback;
+    int read_result = connecting_socket.Read(
+        read_buffer.get(), read_buffer->size(), read_callback.callback());
+    read_result = read_callback.GetResult(read_result);
+    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