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diff --git a/deps/v8/test/cctest/test-socket.cc b/deps/v8/test/cctest/test-socket.cc
new file mode 100644
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+++ b/deps/v8/test/cctest/test-socket.cc
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+// Copyright 2009 the V8 project authors. All rights reserved.
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+//     * Redistributions of source code must retain the above copyright
+//       notice, this list of conditions and the following disclaimer.
+//     * Redistributions in binary form must reproduce the above
+//       copyright notice, this list of conditions and the following
+//       disclaimer in the documentation and/or other materials provided
+//       with the distribution.
+//     * Neither the name of Google Inc. nor the names of its
+//       contributors may be used to endorse or promote products derived
+//       from this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+#include "v8.h"
+#include "platform.h"
+#include "platform/socket.h"
+#include "cctest.h"
+
+
+using namespace ::v8::internal;
+
+
+class SocketListenerThread : public Thread {
+ public:
+  SocketListenerThread(int port, int data_size)
+      : Thread("SocketListenerThread"),
+        port_(port),
+        data_size_(data_size),
+        server_(NULL),
+        client_(NULL),
+        listening_(0) {
+    data_ = new char[data_size_];
+  }
+  ~SocketListenerThread() {
+    // Close both sockets.
+    delete client_;
+    delete server_;
+    delete[] data_;
+  }
+
+  void Run();
+  void WaitForListening() { listening_.Wait(); }
+  char* data() { return data_; }
+
+ private:
+  int port_;
+  char* data_;
+  int data_size_;
+  Socket* server_;  // Server socket used for bind/accept.
+  Socket* client_;  // Single client connection used by the test.
+  Semaphore listening_;  // Signalled when the server socket is in listen mode.
+};
+
+
+void SocketListenerThread::Run() {
+  bool ok;
+
+  // Create the server socket and bind it to the requested port.
+  server_ = new Socket;
+  server_->SetReuseAddress(true);
+  CHECK(server_ != NULL);
+  ok = server_->Bind(port_);
+  CHECK(ok);
+
+  // Listen for new connections.
+  ok = server_->Listen(1);
+  CHECK(ok);
+  listening_.Signal();
+
+  // Accept a connection.
+  client_ = server_->Accept();
+  CHECK(client_ != NULL);
+
+  // Read the expected niumber of bytes of data.
+  int bytes_read = 0;
+  while (bytes_read < data_size_) {
+    bytes_read += client_->Receive(data_ + bytes_read, data_size_ - bytes_read);
+  }
+}
+
+
+static bool SendAll(Socket* socket, const char* data, int len) {
+  int sent_len = 0;
+  while (sent_len < len) {
+    int status = socket->Send(data, len);
+    if (status <= 0) {
+      return false;
+    }
+    sent_len += status;
+  }
+  return true;
+}
+
+
+static void SendAndReceive(int port, char *data, int len) {
+  static const char* kLocalhost = "localhost";
+
+  bool ok;
+
+  // Make a string with the port number.
+  const int kPortBuferLen = 6;
+  char port_str[kPortBuferLen];
+  OS::SNPrintF(Vector<char>(port_str, kPortBuferLen), "%d", port);
+
+  // Create a socket listener.
+  SocketListenerThread* listener = new SocketListenerThread(port, len);
+  listener->Start();
+  listener->WaitForListening();
+
+  // Connect and write some data.
+  Socket* client = new Socket;
+  CHECK(client != NULL);
+  ok = client->Connect(kLocalhost, port_str);
+  CHECK(ok);
+
+  // Send all the data.
+  ok = SendAll(client, data, len);
+  CHECK(ok);
+
+  // Wait until data is received.
+  listener->Join();
+
+  // Check that data received is the same as data send.
+  for (int i = 0; i < len; i++) {
+    CHECK(data[i] == listener->data()[i]);
+  }
+
+  // Close the client before the listener to avoid TIME_WAIT issues.
+  client->Shutdown();
+  delete client;
+  delete listener;
+}
+
+
+TEST(Socket) {
+  // Make sure this port is not used by other tests to allow tests to run in
+  // parallel.
+  static const int kPort = 5859 + FlagDependentPortOffset();
+
+  // Send and receive some data.
+  static const int kBufferSizeSmall = 20;
+  char small_data[kBufferSizeSmall + 1] = "1234567890abcdefghij";
+  SendAndReceive(kPort, small_data, kBufferSizeSmall);
+
+  // Send and receive some more data.
+  static const int kBufferSizeMedium = 10000;
+  char* medium_data = new char[kBufferSizeMedium];
+  for (int i = 0; i < kBufferSizeMedium; i++) {
+    medium_data[i] = i % 256;
+  }
+  SendAndReceive(kPort, medium_data, kBufferSizeMedium);
+  delete[] medium_data;
+
+  // Send and receive even more data.
+  static const int kBufferSizeLarge = 1000000;
+  char* large_data = new char[kBufferSizeLarge];
+  for (int i = 0; i < kBufferSizeLarge; i++) {
+    large_data[i] = i % 256;
+  }
+  SendAndReceive(kPort, large_data, kBufferSizeLarge);
+  delete[] large_data;
+}