Revert of Relanding: Implement RTCConfiguration.iceCandidatePoolSize.

webrtc/api/webrtcsession_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.
  */
 
@@ skipping 387 matching lines @@
   void OnDataChannelOpenMessage(const std::string& label,
                                 const InternalDataChannelInit& config) {
     last_data_channel_label_ = label;
     last_data_channel_config_ = config;
   }
 
   void OnSessionDestroyed() { session_destroyed_ = true; }
 
   void Init() { Init(nullptr); }
 
+  void InitWithIceTransport(
+      PeerConnectionInterface::IceTransportsType ice_transport_type) {
+    configuration_.type = ice_transport_type;
+    Init();
+  }
+
   void InitWithBundlePolicy(
       PeerConnectionInterface::BundlePolicy bundle_policy) {
     configuration_.bundle_policy = bundle_policy;
     Init();
   }
 
   void InitWithRtcpMuxPolicy(
       PeerConnectionInterface::RtcpMuxPolicy rtcp_mux_policy) {
     PeerConnectionInterface::RTCConfiguration configuration;
     configuration_.rtcp_mux_policy = rtcp_mux_policy;
@@ skipping 1094 matching lines @@
                 rtc::SocketAddress(kClientAddrHost1, kClientAddrPort));
   Init();
   SendAudioVideoStream1();
   InitiateCall();
   // Since kClientAddrHost1 is blocked, not expecting stun candidates for it.
   EXPECT_TRUE_WAIT(observer_.oncandidatesready_, kIceCandidatesTimeout);
   EXPECT_EQ(6u, observer_.mline_0_candidates_.size());
   EXPECT_EQ(6u, observer_.mline_1_candidates_.size());
 }
 
+// Test session delivers no candidates gathered when constraint set to "none".
+TEST_F(WebRtcSessionTest, TestIceTransportsNone) {
+  AddInterface(rtc::SocketAddress(kClientAddrHost1, kClientAddrPort));
+  InitWithIceTransport(PeerConnectionInterface::kNone);
+  SendAudioVideoStream1();
+  InitiateCall();
+  EXPECT_TRUE_WAIT(observer_.oncandidatesready_, kIceCandidatesTimeout);
+  EXPECT_EQ(0u, observer_.mline_0_candidates_.size());
+  EXPECT_EQ(0u, observer_.mline_1_candidates_.size());
+}
+
+// Test session delivers only relay candidates gathered when constaint set to
+// "relay".
+TEST_F(WebRtcSessionTest, TestIceTransportsRelay) {
+  AddInterface(rtc::SocketAddress(kClientAddrHost1, kClientAddrPort));
+  ConfigureAllocatorWithTurn();
+  InitWithIceTransport(PeerConnectionInterface::kRelay);
+  SendAudioVideoStream1();
+  InitiateCall();
+  EXPECT_TRUE_WAIT(observer_.oncandidatesready_, kIceCandidatesTimeout);
+  EXPECT_EQ(2u, observer_.mline_0_candidates_.size());
+  EXPECT_EQ(2u, observer_.mline_1_candidates_.size());
+  for (size_t i = 0; i < observer_.mline_0_candidates_.size(); ++i) {
+    EXPECT_EQ(cricket::RELAY_PORT_TYPE,
+              observer_.mline_0_candidates_[i].type());
+  }
+  for (size_t i = 0; i < observer_.mline_1_candidates_.size(); ++i) {
+    EXPECT_EQ(cricket::RELAY_PORT_TYPE,
+              observer_.mline_1_candidates_[i].type());
+  }
+}
+
+// Test session delivers all candidates gathered when constaint set to "all".
+TEST_F(WebRtcSessionTest, TestIceTransportsAll) {
+  AddInterface(rtc::SocketAddress(kClientAddrHost1, kClientAddrPort));
+  InitWithIceTransport(PeerConnectionInterface::kAll);
+  SendAudioVideoStream1();
+  InitiateCall();
+  EXPECT_TRUE_WAIT(observer_.oncandidatesready_, kIceCandidatesTimeout);
+  // Host + STUN. By default allocator is disabled to gather relay candidates.
+  EXPECT_EQ(4u, observer_.mline_0_candidates_.size());
+  EXPECT_EQ(4u, observer_.mline_1_candidates_.size());
+}
+
 TEST_F(WebRtcSessionTest, SetSdpFailedOnInvalidSdp) {
   Init();
   SessionDescriptionInterface* offer = NULL;
   // Since |offer| is NULL, there's no way to tell if it's an offer or answer.
   std::string unknown_action;
   SetLocalDescriptionExpectError(unknown_action, kInvalidSdp, offer);
   SetRemoteDescriptionExpectError(unknown_action, kInvalidSdp, offer);
 }
 
 // Test creating offers and receive answers and make sure the
@@ skipping 2822 matching lines @@
 }
 
 // TODO(bemasc): Add a TestIceStatesBundle with BUNDLE enabled.  That test
 // currently fails because upon disconnection and reconnection OnIceComplete is
 // called more than once without returning to IceGatheringGathering.
 
 INSTANTIATE_TEST_CASE_P(WebRtcSessionTests,
                         WebRtcSessionTest,
                         testing::Values(ALREADY_GENERATED,
                                         DTLS_IDENTITY_STORE));