Serialize "a=x-google-flag:conference".

pc/webrtcsdp_unittest.cc

 /*
  *  Copyright 2011 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 2759 matching lines @@
     static_cast<AudioContentDescription*>(
       jdesc.description()->GetContentDescriptionByName(cricket::CN_AUDIO));
   EXPECT_TRUE(audio->conference_mode());
 
   cricket::VideoContentDescription* video =
     static_cast<VideoContentDescription*>(
       jdesc.description()->GetContentDescriptionByName(cricket::CN_VIDEO));
   EXPECT_TRUE(video->conference_mode());
 }
 
+TEST_F(WebRtcSdpTest, SerializeSdpWithConferenceFlag) {
+  JsepSessionDescription jdesc(kDummyString);
+
+  // We tested deserialization already above, so just test that if we serialize
+  // and deserialize the flag doesn't disappear.
+  EXPECT_TRUE(SdpDeserialize(kSdpConferenceString, &jdesc));
+  std::string reserialized = webrtc::SdpSerialize(jdesc, false);
+  EXPECT_TRUE(SdpDeserialize(reserialized, &jdesc));
+
+  // Verify.
+  cricket::AudioContentDescription* audio =
+      static_cast<AudioContentDescription*>(
+          jdesc.description()->GetContentDescriptionByName(cricket::CN_AUDIO));
+  EXPECT_TRUE(audio->conference_mode());
+
+  cricket::VideoContentDescription* video =
+      static_cast<VideoContentDescription*>(
+          jdesc.description()->GetContentDescriptionByName(cricket::CN_VIDEO));
+  EXPECT_TRUE(video->conference_mode());
+}
+
 TEST_F(WebRtcSdpTest, DeserializeBrokenSdp) {
   const char kSdpDestroyer[] = "!@#$%^&";
   const char kSdpEmptyType[] = " =candidate";
   const char kSdpEqualAsPlus[] = "a+candidate";
   const char kSdpSpaceAfterEqual[] = "a= candidate";
   const char kSdpUpperType[] = "A=candidate";
   const char kSdpEmptyLine[] = "";
   const char kSdpMissingValue[] = "a=";
 
   const char kSdpBrokenFingerprint[] = "a=fingerprint:sha-1 "
@@ skipping 784 matching lines @@
   EXPECT_TRUE(SdpDeserialize(message, &jdesc));
   auto audio_desc = static_cast<cricket::MediaContentDescription*>(
       jdesc.description()->GetContentByName(kAudioContentName)->description);
   auto video_desc = static_cast<cricket::MediaContentDescription*>(
       jdesc.description()->GetContentByName(kVideoContentName)->description);
   EXPECT_EQ(audio_desc_->connection_address().ToString(),
             audio_desc->connection_address().ToString());
   EXPECT_EQ(video_desc_->connection_address().ToString(),
             video_desc->connection_address().ToString());
 }