Add instrumentation to track the IceEndpointType.

webrtc/p2p/base/turnport_unittest.cc

 /*
  *  Copyright 2012 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.
  */
 #if defined(WEBRTC_POSIX)
@@ skipping 694 matching lines @@
   turn_server_.set_enable_otu_nonce(true);
   CreateTurnPort(kTurnUsername, kTurnPassword, kTurnUdpProtoAddr);
   TestTurnConnection();
 }
 
 // Do a TURN allocation, establish a UDP connection, and send some data.
 TEST_F(TurnPortTest, TestTurnSendDataTurnUdpToUdp) {
   // Create ports and prepare addresses.
   CreateTurnPort(kTurnUsername, kTurnPassword, kTurnUdpProtoAddr);
   TestTurnSendData();
+  EXPECT_EQ(turn_port_->Candidates()[0].relay_protocol(),
+            cricket::UDP_PROTOCOL_NAME);
 }
 
 // Do a TURN allocation, establish a TCP connection, and send some data.
 TEST_F(TurnPortTest, TestTurnSendDataTurnTcpToUdp) {
   turn_server_.AddInternalSocket(kTurnTcpIntAddr, cricket::PROTO_TCP);
   // Create ports and prepare addresses.
   CreateTurnPort(kTurnUsername, kTurnPassword, kTurnTcpProtoAddr);
   TestTurnSendData();
+  EXPECT_EQ(turn_port_->Candidates()[0].relay_protocol(),
+            cricket::TCP_PROTOCOL_NAME);
 }
 
 // Test TURN fails to make a connection from IPv6 address to a server which has
 // IPv4 address.
 TEST_F(TurnPortTest, TestTurnLocalIPv6AddressServerIPv4) {
   turn_server_.AddInternalSocket(kTurnUdpIPv6IntAddr, cricket::PROTO_UDP);
   CreateTurnPort(kLocalIPv6Addr, kTurnUsername, kTurnPassword,
                  kTurnUdpProtoAddr);
   turn_port_->PrepareAddress();
   ASSERT_TRUE_WAIT(turn_error_, kTimeout);
@@ skipping 62 matching lines @@
   turn_port_->PrepareAddress();
   ASSERT_TRUE_WAIT(turn_error_, kTimeout);
   EXPECT_TRUE(turn_port_->Candidates().empty());
   turn_port_.reset();
   rtc::Thread::Current()->Post(this, MSG_TESTFINISH);
   // Waiting for above message to be processed.
   ASSERT_TRUE_WAIT(test_finish_, kTimeout);
   EXPECT_EQ(last_fd_count, GetFDCount());
 }
 #endif