Pepper: Add a test for PPB_TCPSocket_Private.

ppapi/tests/test_tcp_socket_private.h

Index: ppapi/tests/test_tcp_socket_private.h
diff --git a/ppapi/tests/test_tcp_socket_private.h b/ppapi/tests/test_tcp_socket_private.h
new file mode 100644
index 0000000000000000000000000000000000000000..8cc8448a3ad40a250828bf07f64ccc0874d74554
--- /dev/null
+++ b/ppapi/tests/test_tcp_socket_private.h
@@ -0,0 +1,42 @@
+// 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.
+
+#ifndef PAPPI_TESTS_TEST_TCP_SOCKET_PRIVATE_H_
+#define PAPPI_TESTS_TEST_TCP_SOCKET_PRIVATE_H_
+
+#include <string>
+
+#include "ppapi/c/pp_stdint.h"
+#include "ppapi/tests/test_case.h"
+
+// TODO(viettrungluu): A rename is in progress and this reduces the amount of
+// code that'll have to be changed.
+namespace pp {
+namespace flash {
+class TCPSocket;
+}
+}
+typedef pp::flash::TCPSocket TCPSocketPrivate;
+
+class TestTCPSocketPrivate : public TestCase {
+ public:
+  explicit TestTCPSocketPrivate(TestingInstance* instance);
+
+  // TestCase implementation.
+  virtual bool Init();
+  virtual void RunTest();
+
+ private:
+  std::string TestBasic();
+  std::string TestReadWrite();
+  std::string TestConnectAddress();
+
+  int32_t ReadFirstLineFromSocket(TCPSocketPrivate* socket, std::string* s);
+  int32_t WriteStringToSocket(TCPSocketPrivate* socket, const std::string& s);
+
+  std::string host_;
+  uint16_t port_;
+};
+
+#endif  // PAPPI_TESTS_TEST_TCP_SOCKET_PRIVATE_H_