Add packet logger and server

webrtc/tools/network_tester/network_tester_unittest.cc

 /*
  *  Copyright (c) 2017 The WebRTC project authors. All Rights Reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
 
 #ifdef WEBRTC_NETWORK_TESTER_TEST_ENABLED
 
 #include "webrtc/tools/network_tester/test_controller.h"
 
 #include "webrtc/base/gunit.h"
 #include "webrtc/test/gtest.h"
 #include "webrtc/test/testsupport/fileutils.h"
 
 namespace webrtc {
 
 TEST(NetworkTesterTest, ServerClient) {
   TestController client(
-      0, 0, webrtc::test::ResourcePath("network_tester/client_config", "dat"));
+      0, 0, webrtc::test::ResourcePath("network_tester/client_config", "dat"),
+      webrtc::test::OutputPath() + "client_packet_log.dat");
   TestController server(
       9090, 9090,
-      webrtc::test::ResourcePath("network_tester/server_config", "dat"));
+      webrtc::test::ResourcePath("network_tester/server_config", "dat"),
+      webrtc::test::OutputPath() + "server_packet_log.dat");
   client.SendConnectTo("127.0.0.1", 9090);
   EXPECT_TRUE_WAIT(server.IsTestDone() && client.IsTestDone(), 2000);
 }
 
 }  // namespace webrtc
 
 #endif  // WEBRTC_NETWORK_TESTER_TEST_ENABLED