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Unified Diff: talk/session/media/mediasession_unittest.cc

Issue 1691463002: Move talk/session/media -> webrtc/pc (Closed) Base URL: https://chromium.googlesource.com/external/webrtc.git@master
Patch Set: Last rebase Created 4 years, 10 months ago
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Index: talk/session/media/mediasession_unittest.cc
diff --git a/talk/session/media/mediasession_unittest.cc b/talk/session/media/mediasession_unittest.cc
deleted file mode 100644
index 7c61d64d3b0a198db433dea6310913b567cf9402..0000000000000000000000000000000000000000
--- a/talk/session/media/mediasession_unittest.cc
+++ /dev/null
@@ -1,2344 +0,0 @@
-/*
- * libjingle
- * Copyright 2004 Google Inc.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are met:
- *
- * 1. Redistributions of source code must retain the above copyright notice,
- * this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright notice,
- * this list of conditions and the following disclaimer in the documentation
- * and/or other materials provided with the distribution.
- * 3. The name of the author may not be used to endorse or promote products
- * derived from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
- * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
- * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
- * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
- * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
- * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
- * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
- * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#include <string>
-#include <vector>
-
-#include "talk/session/media/mediasession.h"
-#include "talk/session/media/srtpfilter.h"
-#include "webrtc/base/fakesslidentity.h"
-#include "webrtc/base/gunit.h"
-#include "webrtc/base/messagedigest.h"
-#include "webrtc/base/ssladapter.h"
-#include "webrtc/media/base/codec.h"
-#include "webrtc/media/base/testutils.h"
-#include "webrtc/p2p/base/constants.h"
-#include "webrtc/p2p/base/transportdescription.h"
-#include "webrtc/p2p/base/transportinfo.h"
-
-#ifdef HAVE_SRTP
-#define ASSERT_CRYPTO(cd, s, cs) \
- ASSERT_EQ(cricket::CT_NONE, cd->crypto_required()); \
- ASSERT_EQ(s, cd->cryptos().size()); \
- ASSERT_EQ(std::string(cs), cd->cryptos()[0].cipher_suite)
-#else
-#define ASSERT_CRYPTO(cd, s, cs) \
- ASSERT_EQ(cricket::CT_NONE, cd->crypto_required()); \
- ASSERT_EQ(0U, cd->cryptos().size());
-#endif
-
-typedef std::vector<cricket::Candidate> Candidates;
-
-using cricket::MediaContentDescription;
-using cricket::MediaSessionDescriptionFactory;
-using cricket::MediaSessionOptions;
-using cricket::MediaType;
-using cricket::SessionDescription;
-using cricket::SsrcGroup;
-using cricket::StreamParams;
-using cricket::StreamParamsVec;
-using cricket::TransportDescription;
-using cricket::TransportDescriptionFactory;
-using cricket::TransportInfo;
-using cricket::ContentInfo;
-using cricket::CryptoParamsVec;
-using cricket::AudioContentDescription;
-using cricket::VideoContentDescription;
-using cricket::DataContentDescription;
-using cricket::GetFirstAudioContent;
-using cricket::GetFirstVideoContent;
-using cricket::GetFirstDataContent;
-using cricket::GetFirstAudioContentDescription;
-using cricket::GetFirstVideoContentDescription;
-using cricket::GetFirstDataContentDescription;
-using cricket::kAutoBandwidth;
-using cricket::AudioCodec;
-using cricket::VideoCodec;
-using cricket::DataCodec;
-using cricket::NS_JINGLE_RTP;
-using cricket::MEDIA_TYPE_AUDIO;
-using cricket::MEDIA_TYPE_VIDEO;
-using cricket::MEDIA_TYPE_DATA;
-using cricket::RtpHeaderExtension;
-using cricket::SEC_DISABLED;
-using cricket::SEC_ENABLED;
-using cricket::SEC_REQUIRED;
-using rtc::CS_AES_CM_128_HMAC_SHA1_32;
-using rtc::CS_AES_CM_128_HMAC_SHA1_80;
-
-static const AudioCodec kAudioCodecs1[] = {
- AudioCodec(103, "ISAC", 16000, -1, 1, 6),
- AudioCodec(102, "iLBC", 8000, 13300, 1, 5),
- AudioCodec(0, "PCMU", 8000, 64000, 1, 4),
- AudioCodec(8, "PCMA", 8000, 64000, 1, 3),
- AudioCodec(117, "red", 8000, 0, 1, 2),
- AudioCodec(107, "CN", 48000, 0, 1, 1)
-};
-
-static const AudioCodec kAudioCodecs2[] = {
- AudioCodec(126, "speex", 16000, 22000, 1, 3),
- AudioCodec(0, "PCMU", 8000, 64000, 1, 2),
- AudioCodec(127, "iLBC", 8000, 13300, 1, 1),
-};
-
-static const AudioCodec kAudioCodecsAnswer[] = {
- AudioCodec(102, "iLBC", 8000, 13300, 1, 5),
- AudioCodec(0, "PCMU", 8000, 64000, 1, 4),
-};
-
-static const VideoCodec kVideoCodecs1[] = {
- VideoCodec(96, "H264-SVC", 320, 200, 30, 2),
- VideoCodec(97, "H264", 320, 200, 30, 1)
-};
-
-static const VideoCodec kVideoCodecs2[] = {
- VideoCodec(126, "H264", 320, 200, 30, 2),
- VideoCodec(127, "H263", 320, 200, 30, 1)
-};
-
-static const VideoCodec kVideoCodecsAnswer[] = {
- VideoCodec(97, "H264", 320, 200, 30, 1)
-};
-
-static const DataCodec kDataCodecs1[] = {
- DataCodec(98, "binary-data", 2),
- DataCodec(99, "utf8-text", 1)
-};
-
-static const DataCodec kDataCodecs2[] = {
- DataCodec(126, "binary-data", 2),
- DataCodec(127, "utf8-text", 1)
-};
-
-static const DataCodec kDataCodecsAnswer[] = {
- DataCodec(98, "binary-data", 2),
- DataCodec(99, "utf8-text", 1)
-};
-
-static const RtpHeaderExtension kAudioRtpExtension1[] = {
- RtpHeaderExtension("urn:ietf:params:rtp-hdrext:ssrc-audio-level", 8),
- RtpHeaderExtension("http://google.com/testing/audio_something", 10),
-};
-
-static const RtpHeaderExtension kAudioRtpExtension2[] = {
- RtpHeaderExtension("urn:ietf:params:rtp-hdrext:ssrc-audio-level", 2),
- RtpHeaderExtension("http://google.com/testing/audio_something_else", 8),
- RtpHeaderExtension("http://google.com/testing/both_audio_and_video", 7),
-};
-
-static const RtpHeaderExtension kAudioRtpExtension3[] = {
- RtpHeaderExtension("http://google.com/testing/audio_something", 2),
- RtpHeaderExtension("http://google.com/testing/both_audio_and_video", 3),
-};
-
-static const RtpHeaderExtension kAudioRtpExtensionAnswer[] = {
- RtpHeaderExtension("urn:ietf:params:rtp-hdrext:ssrc-audio-level", 8),
-};
-
-static const RtpHeaderExtension kVideoRtpExtension1[] = {
- RtpHeaderExtension("urn:ietf:params:rtp-hdrext:toffset", 14),
- RtpHeaderExtension("http://google.com/testing/video_something", 13),
-};
-
-static const RtpHeaderExtension kVideoRtpExtension2[] = {
- RtpHeaderExtension("urn:ietf:params:rtp-hdrext:toffset", 2),
- RtpHeaderExtension("http://google.com/testing/video_something_else", 14),
- RtpHeaderExtension("http://google.com/testing/both_audio_and_video", 7),
-};
-
-static const RtpHeaderExtension kVideoRtpExtension3[] = {
- RtpHeaderExtension("http://google.com/testing/video_something", 4),
- RtpHeaderExtension("http://google.com/testing/both_audio_and_video", 5),
-};
-
-static const RtpHeaderExtension kVideoRtpExtensionAnswer[] = {
- RtpHeaderExtension("urn:ietf:params:rtp-hdrext:toffset", 14),
-};
-
-static const uint32_t kSimulcastParamsSsrc[] = {10, 11, 20, 21, 30, 31};
-static const uint32_t kSimSsrc[] = {10, 20, 30};
-static const uint32_t kFec1Ssrc[] = {10, 11};
-static const uint32_t kFec2Ssrc[] = {20, 21};
-static const uint32_t kFec3Ssrc[] = {30, 31};
-
-static const char kMediaStream1[] = "stream_1";
-static const char kMediaStream2[] = "stream_2";
-static const char kVideoTrack1[] = "video_1";
-static const char kVideoTrack2[] = "video_2";
-static const char kAudioTrack1[] = "audio_1";
-static const char kAudioTrack2[] = "audio_2";
-static const char kAudioTrack3[] = "audio_3";
-static const char kDataTrack1[] = "data_1";
-static const char kDataTrack2[] = "data_2";
-static const char kDataTrack3[] = "data_3";
-
-static bool IsMediaContentOfType(const ContentInfo* content,
- MediaType media_type) {
- const MediaContentDescription* mdesc =
- static_cast<const MediaContentDescription*>(content->description);
- return mdesc && mdesc->type() == media_type;
-}
-
-static cricket::MediaContentDirection
-GetMediaDirection(const ContentInfo* content) {
- cricket::MediaContentDescription* desc =
- reinterpret_cast<cricket::MediaContentDescription*>(content->description);
- return desc->direction();
-}
-
-static void AddRtxCodec(const VideoCodec& rtx_codec,
- std::vector<VideoCodec>* codecs) {
- VideoCodec rtx;
- ASSERT_FALSE(cricket::FindCodecById(*codecs, rtx_codec.id, &rtx));
- codecs->push_back(rtx_codec);
-}
-
-template <class T>
-static std::vector<std::string> GetCodecNames(const std::vector<T>& codecs) {
- std::vector<std::string> codec_names;
- for (const auto& codec : codecs) {
- codec_names.push_back(codec.name);
- }
- return codec_names;
-}
-
-class MediaSessionDescriptionFactoryTest : public testing::Test {
- public:
- MediaSessionDescriptionFactoryTest()
- : f1_(&tdf1_),
- f2_(&tdf2_) {
- f1_.set_audio_codecs(MAKE_VECTOR(kAudioCodecs1));
- f1_.set_video_codecs(MAKE_VECTOR(kVideoCodecs1));
- f1_.set_data_codecs(MAKE_VECTOR(kDataCodecs1));
- f2_.set_audio_codecs(MAKE_VECTOR(kAudioCodecs2));
- f2_.set_video_codecs(MAKE_VECTOR(kVideoCodecs2));
- f2_.set_data_codecs(MAKE_VECTOR(kDataCodecs2));
- tdf1_.set_certificate(rtc::RTCCertificate::Create(
- rtc::scoped_ptr<rtc::SSLIdentity>(new rtc::FakeSSLIdentity("id1"))));
- tdf2_.set_certificate(rtc::RTCCertificate::Create(
- rtc::scoped_ptr<rtc::SSLIdentity>(new rtc::FakeSSLIdentity("id2"))));
- }
-
- // Create a video StreamParamsVec object with:
- // - one video stream with 3 simulcast streams and FEC,
- StreamParamsVec CreateComplexVideoStreamParamsVec() {
- SsrcGroup sim_group("SIM", MAKE_VECTOR(kSimSsrc));
- SsrcGroup fec_group1("FEC", MAKE_VECTOR(kFec1Ssrc));
- SsrcGroup fec_group2("FEC", MAKE_VECTOR(kFec2Ssrc));
- SsrcGroup fec_group3("FEC", MAKE_VECTOR(kFec3Ssrc));
-
- std::vector<SsrcGroup> ssrc_groups;
- ssrc_groups.push_back(sim_group);
- ssrc_groups.push_back(fec_group1);
- ssrc_groups.push_back(fec_group2);
- ssrc_groups.push_back(fec_group3);
-
- StreamParams simulcast_params;
- simulcast_params.id = kVideoTrack1;
- simulcast_params.ssrcs = MAKE_VECTOR(kSimulcastParamsSsrc);
- simulcast_params.ssrc_groups = ssrc_groups;
- simulcast_params.cname = "Video_SIM_FEC";
- simulcast_params.sync_label = kMediaStream1;
-
- StreamParamsVec video_streams;
- video_streams.push_back(simulcast_params);
-
- return video_streams;
- }
-
- bool CompareCryptoParams(const CryptoParamsVec& c1,
- const CryptoParamsVec& c2) {
- if (c1.size() != c2.size())
- return false;
- for (size_t i = 0; i < c1.size(); ++i)
- if (c1[i].tag != c2[i].tag || c1[i].cipher_suite != c2[i].cipher_suite ||
- c1[i].key_params != c2[i].key_params ||
- c1[i].session_params != c2[i].session_params)
- return false;
- return true;
- }
-
- void TestTransportInfo(bool offer, const MediaSessionOptions& options,
- bool has_current_desc) {
- const std::string current_audio_ufrag = "current_audio_ufrag";
- const std::string current_audio_pwd = "current_audio_pwd";
- const std::string current_video_ufrag = "current_video_ufrag";
- const std::string current_video_pwd = "current_video_pwd";
- const std::string current_data_ufrag = "current_data_ufrag";
- const std::string current_data_pwd = "current_data_pwd";
- rtc::scoped_ptr<SessionDescription> current_desc;
- rtc::scoped_ptr<SessionDescription> desc;
- if (has_current_desc) {
- current_desc.reset(new SessionDescription());
- EXPECT_TRUE(current_desc->AddTransportInfo(
- TransportInfo("audio",
- TransportDescription(current_audio_ufrag,
- current_audio_pwd))));
- EXPECT_TRUE(current_desc->AddTransportInfo(
- TransportInfo("video",
- TransportDescription(current_video_ufrag,
- current_video_pwd))));
- EXPECT_TRUE(current_desc->AddTransportInfo(
- TransportInfo("data",
- TransportDescription(current_data_ufrag,
- current_data_pwd))));
- }
- if (offer) {
- desc.reset(f1_.CreateOffer(options, current_desc.get()));
- } else {
- rtc::scoped_ptr<SessionDescription> offer;
- offer.reset(f1_.CreateOffer(options, NULL));
- desc.reset(f1_.CreateAnswer(offer.get(), options, current_desc.get()));
- }
- ASSERT_TRUE(desc.get() != NULL);
- const TransportInfo* ti_audio = desc->GetTransportInfoByName("audio");
- if (options.has_audio()) {
- EXPECT_TRUE(ti_audio != NULL);
- if (has_current_desc) {
- EXPECT_EQ(current_audio_ufrag, ti_audio->description.ice_ufrag);
- EXPECT_EQ(current_audio_pwd, ti_audio->description.ice_pwd);
- } else {
- EXPECT_EQ(static_cast<size_t>(cricket::ICE_UFRAG_LENGTH),
- ti_audio->description.ice_ufrag.size());
- EXPECT_EQ(static_cast<size_t>(cricket::ICE_PWD_LENGTH),
- ti_audio->description.ice_pwd.size());
- }
-
- } else {
- EXPECT_TRUE(ti_audio == NULL);
- }
- const TransportInfo* ti_video = desc->GetTransportInfoByName("video");
- if (options.has_video()) {
- EXPECT_TRUE(ti_video != NULL);
- if (options.bundle_enabled) {
- EXPECT_EQ(ti_audio->description.ice_ufrag,
- ti_video->description.ice_ufrag);
- EXPECT_EQ(ti_audio->description.ice_pwd,
- ti_video->description.ice_pwd);
- } else {
- if (has_current_desc) {
- EXPECT_EQ(current_video_ufrag, ti_video->description.ice_ufrag);
- EXPECT_EQ(current_video_pwd, ti_video->description.ice_pwd);
- } else {
- EXPECT_EQ(static_cast<size_t>(cricket::ICE_UFRAG_LENGTH),
- ti_video->description.ice_ufrag.size());
- EXPECT_EQ(static_cast<size_t>(cricket::ICE_PWD_LENGTH),
- ti_video->description.ice_pwd.size());
- }
- }
- } else {
- EXPECT_TRUE(ti_video == NULL);
- }
- const TransportInfo* ti_data = desc->GetTransportInfoByName("data");
- if (options.has_data()) {
- EXPECT_TRUE(ti_data != NULL);
- if (options.bundle_enabled) {
- EXPECT_EQ(ti_audio->description.ice_ufrag,
- ti_data->description.ice_ufrag);
- EXPECT_EQ(ti_audio->description.ice_pwd,
- ti_data->description.ice_pwd);
- } else {
- if (has_current_desc) {
- EXPECT_EQ(current_data_ufrag, ti_data->description.ice_ufrag);
- EXPECT_EQ(current_data_pwd, ti_data->description.ice_pwd);
- } else {
- EXPECT_EQ(static_cast<size_t>(cricket::ICE_UFRAG_LENGTH),
- ti_data->description.ice_ufrag.size());
- EXPECT_EQ(static_cast<size_t>(cricket::ICE_PWD_LENGTH),
- ti_data->description.ice_pwd.size());
- }
- }
- } else {
- EXPECT_TRUE(ti_video == NULL);
- }
- }
-
- void TestCryptoWithBundle(bool offer) {
- f1_.set_secure(SEC_ENABLED);
- MediaSessionOptions options;
- options.recv_audio = true;
- options.recv_video = true;
- options.data_channel_type = cricket::DCT_RTP;
- rtc::scoped_ptr<SessionDescription> ref_desc;
- rtc::scoped_ptr<SessionDescription> desc;
- if (offer) {
- options.bundle_enabled = false;
- ref_desc.reset(f1_.CreateOffer(options, NULL));
- options.bundle_enabled = true;
- desc.reset(f1_.CreateOffer(options, ref_desc.get()));
- } else {
- options.bundle_enabled = true;
- ref_desc.reset(f1_.CreateOffer(options, NULL));
- desc.reset(f1_.CreateAnswer(ref_desc.get(), options, NULL));
- }
- ASSERT_TRUE(desc.get() != NULL);
- const cricket::MediaContentDescription* audio_media_desc =
- static_cast<const cricket::MediaContentDescription*>(
- desc.get()->GetContentDescriptionByName("audio"));
- ASSERT_TRUE(audio_media_desc != NULL);
- const cricket::MediaContentDescription* video_media_desc =
- static_cast<const cricket::MediaContentDescription*>(
- desc.get()->GetContentDescriptionByName("video"));
- ASSERT_TRUE(video_media_desc != NULL);
- EXPECT_TRUE(CompareCryptoParams(audio_media_desc->cryptos(),
- video_media_desc->cryptos()));
- EXPECT_EQ(1u, audio_media_desc->cryptos().size());
- EXPECT_EQ(std::string(CS_AES_CM_128_HMAC_SHA1_80),
- audio_media_desc->cryptos()[0].cipher_suite);
-
- // Verify the selected crypto is one from the reference audio
- // media content.
- const cricket::MediaContentDescription* ref_audio_media_desc =
- static_cast<const cricket::MediaContentDescription*>(
- ref_desc.get()->GetContentDescriptionByName("audio"));
- bool found = false;
- for (size_t i = 0; i < ref_audio_media_desc->cryptos().size(); ++i) {
- if (ref_audio_media_desc->cryptos()[i].Matches(
- audio_media_desc->cryptos()[0])) {
- found = true;
- break;
- }
- }
- EXPECT_TRUE(found);
- }
-
- // This test that the audio and video media direction is set to
- // |expected_direction_in_answer| in an answer if the offer direction is set
- // to |direction_in_offer|.
- void TestMediaDirectionInAnswer(
- cricket::MediaContentDirection direction_in_offer,
- cricket::MediaContentDirection expected_direction_in_answer) {
- MediaSessionOptions opts;
- opts.recv_video = true;
- rtc::scoped_ptr<SessionDescription> offer(
- f1_.CreateOffer(opts, NULL));
- ASSERT_TRUE(offer.get() != NULL);
- ContentInfo* ac_offer= offer->GetContentByName("audio");
- ASSERT_TRUE(ac_offer != NULL);
- AudioContentDescription* acd_offer =
- static_cast<AudioContentDescription*>(ac_offer->description);
- acd_offer->set_direction(direction_in_offer);
- ContentInfo* vc_offer= offer->GetContentByName("video");
- ASSERT_TRUE(vc_offer != NULL);
- VideoContentDescription* vcd_offer =
- static_cast<VideoContentDescription*>(vc_offer->description);
- vcd_offer->set_direction(direction_in_offer);
-
- rtc::scoped_ptr<SessionDescription> answer(
- f2_.CreateAnswer(offer.get(), opts, NULL));
- const AudioContentDescription* acd_answer =
- GetFirstAudioContentDescription(answer.get());
- EXPECT_EQ(expected_direction_in_answer, acd_answer->direction());
- const VideoContentDescription* vcd_answer =
- GetFirstVideoContentDescription(answer.get());
- EXPECT_EQ(expected_direction_in_answer, vcd_answer->direction());
- }
-
- bool VerifyNoCNCodecs(const cricket::ContentInfo* content) {
- const cricket::ContentDescription* description = content->description;
- ASSERT(description != NULL);
- const cricket::AudioContentDescription* audio_content_desc =
- static_cast<const cricket::AudioContentDescription*>(description);
- ASSERT(audio_content_desc != NULL);
- for (size_t i = 0; i < audio_content_desc->codecs().size(); ++i) {
- if (audio_content_desc->codecs()[i].name == "CN")
- return false;
- }
- return true;
- }
-
- protected:
- MediaSessionDescriptionFactory f1_;
- MediaSessionDescriptionFactory f2_;
- TransportDescriptionFactory tdf1_;
- TransportDescriptionFactory tdf2_;
-};
-
-// Create a typical audio offer, and ensure it matches what we expect.
-TEST_F(MediaSessionDescriptionFactoryTest, TestCreateAudioOffer) {
- f1_.set_secure(SEC_ENABLED);
- rtc::scoped_ptr<SessionDescription> offer(
- f1_.CreateOffer(MediaSessionOptions(), NULL));
- ASSERT_TRUE(offer.get() != NULL);
- const ContentInfo* ac = offer->GetContentByName("audio");
- const ContentInfo* vc = offer->GetContentByName("video");
- ASSERT_TRUE(ac != NULL);
- ASSERT_TRUE(vc == NULL);
- EXPECT_EQ(std::string(NS_JINGLE_RTP), ac->type);
- const AudioContentDescription* acd =
- static_cast<const AudioContentDescription*>(ac->description);
- EXPECT_EQ(MEDIA_TYPE_AUDIO, acd->type());
- EXPECT_EQ(f1_.audio_codecs(), acd->codecs());
- EXPECT_NE(0U, acd->first_ssrc()); // a random nonzero ssrc
- EXPECT_EQ(kAutoBandwidth, acd->bandwidth()); // default bandwidth (auto)
- EXPECT_TRUE(acd->rtcp_mux()); // rtcp-mux defaults on
- ASSERT_CRYPTO(acd, 2U, CS_AES_CM_128_HMAC_SHA1_32);
- EXPECT_EQ(std::string(cricket::kMediaProtocolSavpf), acd->protocol());
-}
-
-// Create a typical video offer, and ensure it matches what we expect.
-TEST_F(MediaSessionDescriptionFactoryTest, TestCreateVideoOffer) {
- MediaSessionOptions opts;
- opts.recv_video = true;
- f1_.set_secure(SEC_ENABLED);
- rtc::scoped_ptr<SessionDescription>
- offer(f1_.CreateOffer(opts, NULL));
- ASSERT_TRUE(offer.get() != NULL);
- const ContentInfo* ac = offer->GetContentByName("audio");
- const ContentInfo* vc = offer->GetContentByName("video");
- ASSERT_TRUE(ac != NULL);
- ASSERT_TRUE(vc != NULL);
- EXPECT_EQ(std::string(NS_JINGLE_RTP), ac->type);
- EXPECT_EQ(std::string(NS_JINGLE_RTP), vc->type);
- const AudioContentDescription* acd =
- static_cast<const AudioContentDescription*>(ac->description);
- const VideoContentDescription* vcd =
- static_cast<const VideoContentDescription*>(vc->description);
- EXPECT_EQ(MEDIA_TYPE_AUDIO, acd->type());
- EXPECT_EQ(f1_.audio_codecs(), acd->codecs());
- EXPECT_NE(0U, acd->first_ssrc()); // a random nonzero ssrc
- EXPECT_EQ(kAutoBandwidth, acd->bandwidth()); // default bandwidth (auto)
- EXPECT_TRUE(acd->rtcp_mux()); // rtcp-mux defaults on
- ASSERT_CRYPTO(acd, 2U, CS_AES_CM_128_HMAC_SHA1_32);
- EXPECT_EQ(std::string(cricket::kMediaProtocolSavpf), acd->protocol());
- EXPECT_EQ(MEDIA_TYPE_VIDEO, vcd->type());
- EXPECT_EQ(f1_.video_codecs(), vcd->codecs());
- EXPECT_NE(0U, vcd->first_ssrc()); // a random nonzero ssrc
- EXPECT_EQ(kAutoBandwidth, vcd->bandwidth()); // default bandwidth (auto)
- EXPECT_TRUE(vcd->rtcp_mux()); // rtcp-mux defaults on
- ASSERT_CRYPTO(vcd, 1U, CS_AES_CM_128_HMAC_SHA1_80);
- EXPECT_EQ(std::string(cricket::kMediaProtocolSavpf), vcd->protocol());
-}
-
-// Test creating an offer with bundle where the Codecs have the same dynamic
-// RTP playlod type. The test verifies that the offer don't contain the
-// duplicate RTP payload types.
-TEST_F(MediaSessionDescriptionFactoryTest, TestBundleOfferWithSameCodecPlType) {
- const VideoCodec& offered_video_codec = f2_.video_codecs()[0];
- const AudioCodec& offered_audio_codec = f2_.audio_codecs()[0];
- const DataCodec& offered_data_codec = f2_.data_codecs()[0];
- ASSERT_EQ(offered_video_codec.id, offered_audio_codec.id);
- ASSERT_EQ(offered_video_codec.id, offered_data_codec.id);
-
- MediaSessionOptions opts;
- opts.recv_audio = true;
- opts.recv_video = true;
- opts.data_channel_type = cricket::DCT_RTP;
- opts.bundle_enabled = true;
- rtc::scoped_ptr<SessionDescription>
- offer(f2_.CreateOffer(opts, NULL));
- const VideoContentDescription* vcd =
- GetFirstVideoContentDescription(offer.get());
- const AudioContentDescription* acd =
- GetFirstAudioContentDescription(offer.get());
- const DataContentDescription* dcd =
- GetFirstDataContentDescription(offer.get());
- ASSERT_TRUE(NULL != vcd);
- ASSERT_TRUE(NULL != acd);
- ASSERT_TRUE(NULL != dcd);
- EXPECT_NE(vcd->codecs()[0].id, acd->codecs()[0].id);
- EXPECT_NE(vcd->codecs()[0].id, dcd->codecs()[0].id);
- EXPECT_NE(acd->codecs()[0].id, dcd->codecs()[0].id);
- EXPECT_EQ(vcd->codecs()[0].name, offered_video_codec.name);
- EXPECT_EQ(acd->codecs()[0].name, offered_audio_codec.name);
- EXPECT_EQ(dcd->codecs()[0].name, offered_data_codec.name);
-}
-
-// Test creating an updated offer with with bundle, audio, video and data
-// after an audio only session has been negotiated.
-TEST_F(MediaSessionDescriptionFactoryTest,
- TestCreateUpdatedVideoOfferWithBundle) {
- f1_.set_secure(SEC_ENABLED);
- f2_.set_secure(SEC_ENABLED);
- MediaSessionOptions opts;
- opts.recv_audio = true;
- opts.recv_video = false;
- opts.data_channel_type = cricket::DCT_NONE;
- opts.bundle_enabled = true;
- rtc::scoped_ptr<SessionDescription> offer(f1_.CreateOffer(opts, NULL));
- rtc::scoped_ptr<SessionDescription> answer(
- f2_.CreateAnswer(offer.get(), opts, NULL));
-
- MediaSessionOptions updated_opts;
- updated_opts.recv_audio = true;
- updated_opts.recv_video = true;
- updated_opts.data_channel_type = cricket::DCT_RTP;
- updated_opts.bundle_enabled = true;
- rtc::scoped_ptr<SessionDescription> updated_offer(f1_.CreateOffer(
- updated_opts, answer.get()));
-
- const AudioContentDescription* acd =
- GetFirstAudioContentDescription(updated_offer.get());
- const VideoContentDescription* vcd =
- GetFirstVideoContentDescription(updated_offer.get());
- const DataContentDescription* dcd =
- GetFirstDataContentDescription(updated_offer.get());
- EXPECT_TRUE(NULL != vcd);
- EXPECT_TRUE(NULL != acd);
- EXPECT_TRUE(NULL != dcd);
-
- ASSERT_CRYPTO(acd, 1U, CS_AES_CM_128_HMAC_SHA1_80);
- EXPECT_EQ(std::string(cricket::kMediaProtocolSavpf), acd->protocol());
- ASSERT_CRYPTO(vcd, 1U, CS_AES_CM_128_HMAC_SHA1_80);
- EXPECT_EQ(std::string(cricket::kMediaProtocolSavpf), vcd->protocol());
- ASSERT_CRYPTO(dcd, 1U, CS_AES_CM_128_HMAC_SHA1_80);
- EXPECT_EQ(std::string(cricket::kMediaProtocolSavpf), dcd->protocol());
-}
-
-// Create a RTP data offer, and ensure it matches what we expect.
-TEST_F(MediaSessionDescriptionFactoryTest, TestCreateRtpDataOffer) {
- MediaSessionOptions opts;
- opts.data_channel_type = cricket::DCT_RTP;
- f1_.set_secure(SEC_ENABLED);
- rtc::scoped_ptr<SessionDescription>
- offer(f1_.CreateOffer(opts, NULL));
- ASSERT_TRUE(offer.get() != NULL);
- const ContentInfo* ac = offer->GetContentByName("audio");
- const ContentInfo* dc = offer->GetContentByName("data");
- ASSERT_TRUE(ac != NULL);
- ASSERT_TRUE(dc != NULL);
- EXPECT_EQ(std::string(NS_JINGLE_RTP), ac->type);
- EXPECT_EQ(std::string(NS_JINGLE_RTP), dc->type);
- const AudioContentDescription* acd =
- static_cast<const AudioContentDescription*>(ac->description);
- const DataContentDescription* dcd =
- static_cast<const DataContentDescription*>(dc->description);
- EXPECT_EQ(MEDIA_TYPE_AUDIO, acd->type());
- EXPECT_EQ(f1_.audio_codecs(), acd->codecs());
- EXPECT_NE(0U, acd->first_ssrc()); // a random nonzero ssrc
- EXPECT_EQ(kAutoBandwidth, acd->bandwidth()); // default bandwidth (auto)
- EXPECT_TRUE(acd->rtcp_mux()); // rtcp-mux defaults on
- ASSERT_CRYPTO(acd, 2U, CS_AES_CM_128_HMAC_SHA1_32);
- EXPECT_EQ(std::string(cricket::kMediaProtocolSavpf), acd->protocol());
- EXPECT_EQ(MEDIA_TYPE_DATA, dcd->type());
- EXPECT_EQ(f1_.data_codecs(), dcd->codecs());
- EXPECT_NE(0U, dcd->first_ssrc()); // a random nonzero ssrc
- EXPECT_EQ(cricket::kDataMaxBandwidth,
- dcd->bandwidth()); // default bandwidth (auto)
- EXPECT_TRUE(dcd->rtcp_mux()); // rtcp-mux defaults on
- ASSERT_CRYPTO(dcd, 1U, CS_AES_CM_128_HMAC_SHA1_80);
- EXPECT_EQ(std::string(cricket::kMediaProtocolSavpf), dcd->protocol());
-}
-
-// Create an SCTP data offer with bundle without error.
-TEST_F(MediaSessionDescriptionFactoryTest, TestCreateSctpDataOffer) {
- MediaSessionOptions opts;
- opts.recv_audio = false;
- opts.bundle_enabled = true;
- opts.data_channel_type = cricket::DCT_SCTP;
- f1_.set_secure(SEC_ENABLED);
- rtc::scoped_ptr<SessionDescription> offer(f1_.CreateOffer(opts, NULL));
- EXPECT_TRUE(offer.get() != NULL);
- EXPECT_TRUE(offer->GetContentByName("data") != NULL);
-}
-
-// Test creating an sctp data channel from an already generated offer.
-TEST_F(MediaSessionDescriptionFactoryTest, TestCreateImplicitSctpDataOffer) {
- MediaSessionOptions opts;
- opts.recv_audio = false;
- opts.bundle_enabled = true;
- opts.data_channel_type = cricket::DCT_SCTP;
- f1_.set_secure(SEC_ENABLED);
- rtc::scoped_ptr<SessionDescription> offer1(f1_.CreateOffer(opts, NULL));
- ASSERT_TRUE(offer1.get() != NULL);
- const ContentInfo* data = offer1->GetContentByName("data");
- ASSERT_TRUE(data != NULL);
- const MediaContentDescription* mdesc =
- static_cast<const MediaContentDescription*>(data->description);
- ASSERT_EQ(cricket::kMediaProtocolSctp, mdesc->protocol());
-
- // Now set data_channel_type to 'none' (default) and make sure that the
- // datachannel type that gets generated from the previous offer, is of the
- // same type.
- opts.data_channel_type = cricket::DCT_NONE;
- rtc::scoped_ptr<SessionDescription> offer2(
- f1_.CreateOffer(opts, offer1.get()));
- data = offer2->GetContentByName("data");
- ASSERT_TRUE(data != NULL);
- mdesc = static_cast<const MediaContentDescription*>(data->description);
- EXPECT_EQ(cricket::kMediaProtocolSctp, mdesc->protocol());
-}
-
-// Create an audio, video offer without legacy StreamParams.
-TEST_F(MediaSessionDescriptionFactoryTest,
- TestCreateOfferWithoutLegacyStreams) {
- MediaSessionOptions opts;
- opts.recv_video = true;
- f1_.set_add_legacy_streams(false);
- rtc::scoped_ptr<SessionDescription>
- offer(f1_.CreateOffer(opts, NULL));
- ASSERT_TRUE(offer.get() != NULL);
- const ContentInfo* ac = offer->GetContentByName("audio");
- const ContentInfo* vc = offer->GetContentByName("video");
- ASSERT_TRUE(ac != NULL);
- ASSERT_TRUE(vc != NULL);
- const AudioContentDescription* acd =
- static_cast<const AudioContentDescription*>(ac->description);
- const VideoContentDescription* vcd =
- static_cast<const VideoContentDescription*>(vc->description);
-
- EXPECT_FALSE(vcd->has_ssrcs()); // No StreamParams.
- EXPECT_FALSE(acd->has_ssrcs()); // No StreamParams.
-}
-
-// Creates an audio+video sendonly offer.
-TEST_F(MediaSessionDescriptionFactoryTest, TestCreateSendOnlyOffer) {
- MediaSessionOptions options;
- options.recv_audio = false;
- options.recv_video = false;
- options.AddSendStream(MEDIA_TYPE_VIDEO, kVideoTrack1, kMediaStream1);
- options.AddSendStream(MEDIA_TYPE_AUDIO, kAudioTrack1, kMediaStream1);
-
- rtc::scoped_ptr<SessionDescription> offer(f1_.CreateOffer(options, NULL));
- ASSERT_TRUE(offer.get() != NULL);
- EXPECT_EQ(2u, offer->contents().size());
- EXPECT_TRUE(IsMediaContentOfType(&offer->contents()[0], MEDIA_TYPE_AUDIO));
- EXPECT_TRUE(IsMediaContentOfType(&offer->contents()[1], MEDIA_TYPE_VIDEO));
-
- EXPECT_EQ(cricket::MD_SENDONLY, GetMediaDirection(&offer->contents()[0]));
- EXPECT_EQ(cricket::MD_SENDONLY, GetMediaDirection(&offer->contents()[1]));
-}
-
-// Verifies that the order of the media contents in the current
-// SessionDescription is preserved in the new SessionDescription.
-TEST_F(MediaSessionDescriptionFactoryTest, TestCreateOfferContentOrder) {
- MediaSessionOptions opts;
- opts.recv_audio = false;
- opts.recv_video = false;
- opts.data_channel_type = cricket::DCT_SCTP;
-
- rtc::scoped_ptr<SessionDescription> offer1(f1_.CreateOffer(opts, NULL));
- ASSERT_TRUE(offer1.get() != NULL);
- EXPECT_EQ(1u, offer1->contents().size());
- EXPECT_TRUE(IsMediaContentOfType(&offer1->contents()[0], MEDIA_TYPE_DATA));
-
- opts.recv_video = true;
- rtc::scoped_ptr<SessionDescription> offer2(
- f1_.CreateOffer(opts, offer1.get()));
- ASSERT_TRUE(offer2.get() != NULL);
- EXPECT_EQ(2u, offer2->contents().size());
- EXPECT_TRUE(IsMediaContentOfType(&offer2->contents()[0], MEDIA_TYPE_DATA));
- EXPECT_TRUE(IsMediaContentOfType(&offer2->contents()[1], MEDIA_TYPE_VIDEO));
-
- opts.recv_audio = true;
- rtc::scoped_ptr<SessionDescription> offer3(
- f1_.CreateOffer(opts, offer2.get()));
- ASSERT_TRUE(offer3.get() != NULL);
- EXPECT_EQ(3u, offer3->contents().size());
- EXPECT_TRUE(IsMediaContentOfType(&offer3->contents()[0], MEDIA_TYPE_DATA));
- EXPECT_TRUE(IsMediaContentOfType(&offer3->contents()[1], MEDIA_TYPE_VIDEO));
- EXPECT_TRUE(IsMediaContentOfType(&offer3->contents()[2], MEDIA_TYPE_AUDIO));
-
- // Verifies the default order is audio-video-data, so that the previous checks
- // didn't pass by accident.
- rtc::scoped_ptr<SessionDescription> offer4(f1_.CreateOffer(opts, NULL));
- ASSERT_TRUE(offer4.get() != NULL);
- EXPECT_EQ(3u, offer4->contents().size());
- EXPECT_TRUE(IsMediaContentOfType(&offer4->contents()[0], MEDIA_TYPE_AUDIO));
- EXPECT_TRUE(IsMediaContentOfType(&offer4->contents()[1], MEDIA_TYPE_VIDEO));
- EXPECT_TRUE(IsMediaContentOfType(&offer4->contents()[2], MEDIA_TYPE_DATA));
-}
-
-// Create a typical audio answer, and ensure it matches what we expect.
-TEST_F(MediaSessionDescriptionFactoryTest, TestCreateAudioAnswer) {
- f1_.set_secure(SEC_ENABLED);
- f2_.set_secure(SEC_ENABLED);
- rtc::scoped_ptr<SessionDescription> offer(
- f1_.CreateOffer(MediaSessionOptions(), NULL));
- ASSERT_TRUE(offer.get() != NULL);
- rtc::scoped_ptr<SessionDescription> answer(
- f2_.CreateAnswer(offer.get(), MediaSessionOptions(), NULL));
- const ContentInfo* ac = answer->GetContentByName("audio");
- const ContentInfo* vc = answer->GetContentByName("video");
- ASSERT_TRUE(ac != NULL);
- ASSERT_TRUE(vc == NULL);
- EXPECT_EQ(std::string(NS_JINGLE_RTP), ac->type);
- const AudioContentDescription* acd =
- static_cast<const AudioContentDescription*>(ac->description);
- EXPECT_EQ(MEDIA_TYPE_AUDIO, acd->type());
- EXPECT_EQ(MAKE_VECTOR(kAudioCodecsAnswer), acd->codecs());
- EXPECT_NE(0U, acd->first_ssrc()); // a random nonzero ssrc
- EXPECT_EQ(kAutoBandwidth, acd->bandwidth()); // negotiated auto bw
- EXPECT_TRUE(acd->rtcp_mux()); // negotiated rtcp-mux
- ASSERT_CRYPTO(acd, 1U, CS_AES_CM_128_HMAC_SHA1_32);
- EXPECT_EQ(std::string(cricket::kMediaProtocolSavpf), acd->protocol());
-}
-
-// Create a typical video answer, and ensure it matches what we expect.
-TEST_F(MediaSessionDescriptionFactoryTest, TestCreateVideoAnswer) {
- MediaSessionOptions opts;
- opts.recv_video = true;
- f1_.set_secure(SEC_ENABLED);
- f2_.set_secure(SEC_ENABLED);
- rtc::scoped_ptr<SessionDescription> offer(f1_.CreateOffer(opts, NULL));
- ASSERT_TRUE(offer.get() != NULL);
- rtc::scoped_ptr<SessionDescription> answer(
- f2_.CreateAnswer(offer.get(), opts, NULL));
- const ContentInfo* ac = answer->GetContentByName("audio");
- const ContentInfo* vc = answer->GetContentByName("video");
- ASSERT_TRUE(ac != NULL);
- ASSERT_TRUE(vc != NULL);
- EXPECT_EQ(std::string(NS_JINGLE_RTP), ac->type);
- EXPECT_EQ(std::string(NS_JINGLE_RTP), vc->type);
- const AudioContentDescription* acd =
- static_cast<const AudioContentDescription*>(ac->description);
- const VideoContentDescription* vcd =
- static_cast<const VideoContentDescription*>(vc->description);
- EXPECT_EQ(MEDIA_TYPE_AUDIO, acd->type());
- EXPECT_EQ(MAKE_VECTOR(kAudioCodecsAnswer), acd->codecs());
- EXPECT_EQ(kAutoBandwidth, acd->bandwidth()); // negotiated auto bw
- EXPECT_NE(0U, acd->first_ssrc()); // a random nonzero ssrc
- EXPECT_TRUE(acd->rtcp_mux()); // negotiated rtcp-mux
- ASSERT_CRYPTO(acd, 1U, CS_AES_CM_128_HMAC_SHA1_32);
- EXPECT_EQ(MEDIA_TYPE_VIDEO, vcd->type());
- EXPECT_EQ(MAKE_VECTOR(kVideoCodecsAnswer), vcd->codecs());
- EXPECT_NE(0U, vcd->first_ssrc()); // a random nonzero ssrc
- EXPECT_TRUE(vcd->rtcp_mux()); // negotiated rtcp-mux
- ASSERT_CRYPTO(vcd, 1U, CS_AES_CM_128_HMAC_SHA1_80);
- EXPECT_EQ(std::string(cricket::kMediaProtocolSavpf), vcd->protocol());
-}
-
-TEST_F(MediaSessionDescriptionFactoryTest, TestCreateDataAnswer) {
- MediaSessionOptions opts;
- opts.data_channel_type = cricket::DCT_RTP;
- f1_.set_secure(SEC_ENABLED);
- f2_.set_secure(SEC_ENABLED);
- rtc::scoped_ptr<SessionDescription> offer(f1_.CreateOffer(opts, NULL));
- ASSERT_TRUE(offer.get() != NULL);
- rtc::scoped_ptr<SessionDescription> answer(
- f2_.CreateAnswer(offer.get(), opts, NULL));
- const ContentInfo* ac = answer->GetContentByName("audio");
- const ContentInfo* vc = answer->GetContentByName("data");
- ASSERT_TRUE(ac != NULL);
- ASSERT_TRUE(vc != NULL);
- EXPECT_EQ(std::string(NS_JINGLE_RTP), ac->type);
- EXPECT_EQ(std::string(NS_JINGLE_RTP), vc->type);
- const AudioContentDescription* acd =
- static_cast<const AudioContentDescription*>(ac->description);
- const DataContentDescription* vcd =
- static_cast<const DataContentDescription*>(vc->description);
- EXPECT_EQ(MEDIA_TYPE_AUDIO, acd->type());
- EXPECT_EQ(MAKE_VECTOR(kAudioCodecsAnswer), acd->codecs());
- EXPECT_EQ(kAutoBandwidth, acd->bandwidth()); // negotiated auto bw
- EXPECT_NE(0U, acd->first_ssrc()); // a random nonzero ssrc
- EXPECT_TRUE(acd->rtcp_mux()); // negotiated rtcp-mux
- ASSERT_CRYPTO(acd, 1U, CS_AES_CM_128_HMAC_SHA1_32);
- EXPECT_EQ(MEDIA_TYPE_DATA, vcd->type());
- EXPECT_EQ(MAKE_VECTOR(kDataCodecsAnswer), vcd->codecs());
- EXPECT_NE(0U, vcd->first_ssrc()); // a random nonzero ssrc
- EXPECT_TRUE(vcd->rtcp_mux()); // negotiated rtcp-mux
- ASSERT_CRYPTO(vcd, 1U, CS_AES_CM_128_HMAC_SHA1_80);
- EXPECT_EQ(std::string(cricket::kMediaProtocolSavpf), vcd->protocol());
-}
-
-// Verifies that the order of the media contents in the offer is preserved in
-// the answer.
-TEST_F(MediaSessionDescriptionFactoryTest, TestCreateAnswerContentOrder) {
- MediaSessionOptions opts;
-
- // Creates a data only offer.
- opts.recv_audio = false;
- opts.data_channel_type = cricket::DCT_SCTP;
- rtc::scoped_ptr<SessionDescription> offer1(f1_.CreateOffer(opts, NULL));
- ASSERT_TRUE(offer1.get() != NULL);
-
- // Appends audio to the offer.
- opts.recv_audio = true;
- rtc::scoped_ptr<SessionDescription> offer2(
- f1_.CreateOffer(opts, offer1.get()));
- ASSERT_TRUE(offer2.get() != NULL);
-
- // Appends video to the offer.
- opts.recv_video = true;
- rtc::scoped_ptr<SessionDescription> offer3(
- f1_.CreateOffer(opts, offer2.get()));
- ASSERT_TRUE(offer3.get() != NULL);
-
- rtc::scoped_ptr<SessionDescription> answer(
- f2_.CreateAnswer(offer3.get(), opts, NULL));
- ASSERT_TRUE(answer.get() != NULL);
- EXPECT_EQ(3u, answer->contents().size());
- EXPECT_TRUE(IsMediaContentOfType(&answer->contents()[0], MEDIA_TYPE_DATA));
- EXPECT_TRUE(IsMediaContentOfType(&answer->contents()[1], MEDIA_TYPE_AUDIO));
- EXPECT_TRUE(IsMediaContentOfType(&answer->contents()[2], MEDIA_TYPE_VIDEO));
-}
-
-// This test that the media direction is set to send/receive in an answer if
-// the offer is send receive.
-TEST_F(MediaSessionDescriptionFactoryTest, CreateAnswerToSendReceiveOffer) {
- TestMediaDirectionInAnswer(cricket::MD_SENDRECV, cricket::MD_SENDRECV);
-}
-
-// This test that the media direction is set to receive only in an answer if
-// the offer is send only.
-TEST_F(MediaSessionDescriptionFactoryTest, CreateAnswerToSendOnlyOffer) {
- TestMediaDirectionInAnswer(cricket::MD_SENDONLY, cricket::MD_RECVONLY);
-}
-
-// This test that the media direction is set to send only in an answer if
-// the offer is recv only.
-TEST_F(MediaSessionDescriptionFactoryTest, CreateAnswerToRecvOnlyOffer) {
- TestMediaDirectionInAnswer(cricket::MD_RECVONLY, cricket::MD_SENDONLY);
-}
-
-// This test that the media direction is set to inactive in an answer if
-// the offer is inactive.
-TEST_F(MediaSessionDescriptionFactoryTest, CreateAnswerToInactiveOffer) {
- TestMediaDirectionInAnswer(cricket::MD_INACTIVE, cricket::MD_INACTIVE);
-}
-
-// Test that a data content with an unknown protocol is rejected in an answer.
-TEST_F(MediaSessionDescriptionFactoryTest,
- CreateDataAnswerToOfferWithUnknownProtocol) {
- MediaSessionOptions opts;
- opts.data_channel_type = cricket::DCT_RTP;
- opts.recv_audio = false;
- f1_.set_secure(SEC_ENABLED);
- f2_.set_secure(SEC_ENABLED);
- rtc::scoped_ptr<SessionDescription> offer(f1_.CreateOffer(opts, NULL));
- ContentInfo* dc_offer= offer->GetContentByName("data");
- ASSERT_TRUE(dc_offer != NULL);
- DataContentDescription* dcd_offer =
- static_cast<DataContentDescription*>(dc_offer->description);
- ASSERT_TRUE(dcd_offer != NULL);
- std::string protocol = "a weird unknown protocol";
- dcd_offer->set_protocol(protocol);
-
- rtc::scoped_ptr<SessionDescription> answer(
- f2_.CreateAnswer(offer.get(), opts, NULL));
-
- const ContentInfo* dc_answer = answer->GetContentByName("data");
- ASSERT_TRUE(dc_answer != NULL);
- EXPECT_TRUE(dc_answer->rejected);
- const DataContentDescription* dcd_answer =
- static_cast<const DataContentDescription*>(dc_answer->description);
- ASSERT_TRUE(dcd_answer != NULL);
- EXPECT_EQ(protocol, dcd_answer->protocol());
-}
-
-// Test that the media protocol is RTP/AVPF if DTLS and SDES are disabled.
-TEST_F(MediaSessionDescriptionFactoryTest, AudioOfferAnswerWithCryptoDisabled) {
- MediaSessionOptions opts;
- f1_.set_secure(SEC_DISABLED);
- f2_.set_secure(SEC_DISABLED);
- tdf1_.set_secure(SEC_DISABLED);
- tdf2_.set_secure(SEC_DISABLED);
-
- rtc::scoped_ptr<SessionDescription> offer(f1_.CreateOffer(opts, NULL));
- const AudioContentDescription* offer_acd =
- GetFirstAudioContentDescription(offer.get());
- ASSERT_TRUE(offer_acd != NULL);
- EXPECT_EQ(std::string(cricket::kMediaProtocolAvpf), offer_acd->protocol());
-
- rtc::scoped_ptr<SessionDescription> answer(
- f2_.CreateAnswer(offer.get(), opts, NULL));
-
- const ContentInfo* ac_answer = answer->GetContentByName("audio");
- ASSERT_TRUE(ac_answer != NULL);
- EXPECT_FALSE(ac_answer->rejected);
-
- const AudioContentDescription* answer_acd =
- GetFirstAudioContentDescription(answer.get());
- ASSERT_TRUE(answer_acd != NULL);
- EXPECT_EQ(std::string(cricket::kMediaProtocolAvpf), answer_acd->protocol());
-}
-
-// Create a video offer and answer and ensure the RTP header extensions
-// matches what we expect.
-TEST_F(MediaSessionDescriptionFactoryTest, TestOfferAnswerWithRtpExtensions) {
- MediaSessionOptions opts;
- opts.recv_video = true;
-
- f1_.set_audio_rtp_header_extensions(MAKE_VECTOR(kAudioRtpExtension1));
- f1_.set_video_rtp_header_extensions(MAKE_VECTOR(kVideoRtpExtension1));
- f2_.set_audio_rtp_header_extensions(MAKE_VECTOR(kAudioRtpExtension2));
- f2_.set_video_rtp_header_extensions(MAKE_VECTOR(kVideoRtpExtension2));
-
- rtc::scoped_ptr<SessionDescription> offer(f1_.CreateOffer(opts, NULL));
- ASSERT_TRUE(offer.get() != NULL);
- rtc::scoped_ptr<SessionDescription> answer(
- f2_.CreateAnswer(offer.get(), opts, NULL));
-
- EXPECT_EQ(MAKE_VECTOR(kAudioRtpExtension1),
- GetFirstAudioContentDescription(
- offer.get())->rtp_header_extensions());
- EXPECT_EQ(MAKE_VECTOR(kVideoRtpExtension1),
- GetFirstVideoContentDescription(
- offer.get())->rtp_header_extensions());
- EXPECT_EQ(MAKE_VECTOR(kAudioRtpExtensionAnswer),
- GetFirstAudioContentDescription(
- answer.get())->rtp_header_extensions());
- EXPECT_EQ(MAKE_VECTOR(kVideoRtpExtensionAnswer),
- GetFirstVideoContentDescription(
- answer.get())->rtp_header_extensions());
-}
-
-// Create an audio, video, data answer without legacy StreamParams.
-TEST_F(MediaSessionDescriptionFactoryTest,
- TestCreateAnswerWithoutLegacyStreams) {
- MediaSessionOptions opts;
- opts.recv_video = true;
- opts.data_channel_type = cricket::DCT_RTP;
- f1_.set_add_legacy_streams(false);
- f2_.set_add_legacy_streams(false);
- rtc::scoped_ptr<SessionDescription> offer(f1_.CreateOffer(opts, NULL));
- ASSERT_TRUE(offer.get() != NULL);
- rtc::scoped_ptr<SessionDescription> answer(
- f2_.CreateAnswer(offer.get(), opts, NULL));
- const ContentInfo* ac = answer->GetContentByName("audio");
- const ContentInfo* vc = answer->GetContentByName("video");
- const ContentInfo* dc = answer->GetContentByName("data");
- ASSERT_TRUE(ac != NULL);
- ASSERT_TRUE(vc != NULL);
- const AudioContentDescription* acd =
- static_cast<const AudioContentDescription*>(ac->description);
- const VideoContentDescription* vcd =
- static_cast<const VideoContentDescription*>(vc->description);
- const DataContentDescription* dcd =
- static_cast<const DataContentDescription*>(dc->description);
-
- EXPECT_FALSE(acd->has_ssrcs()); // No StreamParams.
- EXPECT_FALSE(vcd->has_ssrcs()); // No StreamParams.
- EXPECT_FALSE(dcd->has_ssrcs()); // No StreamParams.
-}
-
-TEST_F(MediaSessionDescriptionFactoryTest, TestPartial) {
- MediaSessionOptions opts;
- opts.recv_video = true;
- opts.data_channel_type = cricket::DCT_RTP;
- f1_.set_secure(SEC_ENABLED);
- rtc::scoped_ptr<SessionDescription>
- offer(f1_.CreateOffer(opts, NULL));
- ASSERT_TRUE(offer.get() != NULL);
- const ContentInfo* ac = offer->GetContentByName("audio");
- const ContentInfo* vc = offer->GetContentByName("video");
- const ContentInfo* dc = offer->GetContentByName("data");
- AudioContentDescription* acd = const_cast<AudioContentDescription*>(
- static_cast<const AudioContentDescription*>(ac->description));
- VideoContentDescription* vcd = const_cast<VideoContentDescription*>(
- static_cast<const VideoContentDescription*>(vc->description));
- DataContentDescription* dcd = const_cast<DataContentDescription*>(
- static_cast<const DataContentDescription*>(dc->description));
-
- EXPECT_FALSE(acd->partial()); // default is false.
- acd->set_partial(true);
- EXPECT_TRUE(acd->partial());
- acd->set_partial(false);
- EXPECT_FALSE(acd->partial());
-
- EXPECT_FALSE(vcd->partial()); // default is false.
- vcd->set_partial(true);
- EXPECT_TRUE(vcd->partial());
- vcd->set_partial(false);
- EXPECT_FALSE(vcd->partial());
-
- EXPECT_FALSE(dcd->partial()); // default is false.
- dcd->set_partial(true);
- EXPECT_TRUE(dcd->partial());
- dcd->set_partial(false);
- EXPECT_FALSE(dcd->partial());
-}
-
-// Create a typical video answer, and ensure it matches what we expect.
-TEST_F(MediaSessionDescriptionFactoryTest, TestCreateVideoAnswerRtcpMux) {
- MediaSessionOptions offer_opts;
- MediaSessionOptions answer_opts;
- answer_opts.recv_video = true;
- offer_opts.recv_video = true;
- answer_opts.data_channel_type = cricket::DCT_RTP;
- offer_opts.data_channel_type = cricket::DCT_RTP;
-
- rtc::scoped_ptr<SessionDescription> offer;
- rtc::scoped_ptr<SessionDescription> answer;
-
- offer_opts.rtcp_mux_enabled = true;
- answer_opts.rtcp_mux_enabled = true;
-
- offer.reset(f1_.CreateOffer(offer_opts, NULL));
- answer.reset(f2_.CreateAnswer(offer.get(), answer_opts, NULL));
- ASSERT_TRUE(NULL != GetFirstAudioContentDescription(offer.get()));
- ASSERT_TRUE(NULL != GetFirstVideoContentDescription(offer.get()));
- ASSERT_TRUE(NULL != GetFirstDataContentDescription(offer.get()));
- ASSERT_TRUE(NULL != GetFirstAudioContentDescription(answer.get()));
- ASSERT_TRUE(NULL != GetFirstVideoContentDescription(answer.get()));
- ASSERT_TRUE(NULL != GetFirstDataContentDescription(answer.get()));
- EXPECT_TRUE(GetFirstAudioContentDescription(offer.get())->rtcp_mux());
- EXPECT_TRUE(GetFirstVideoContentDescription(offer.get())->rtcp_mux());
- EXPECT_TRUE(GetFirstDataContentDescription(offer.get())->rtcp_mux());
- EXPECT_TRUE(GetFirstAudioContentDescription(answer.get())->rtcp_mux());
- EXPECT_TRUE(GetFirstVideoContentDescription(answer.get())->rtcp_mux());
- EXPECT_TRUE(GetFirstDataContentDescription(answer.get())->rtcp_mux());
-
- offer_opts.rtcp_mux_enabled = true;
- answer_opts.rtcp_mux_enabled = false;
-
- offer.reset(f1_.CreateOffer(offer_opts, NULL));
- answer.reset(f2_.CreateAnswer(offer.get(), answer_opts, NULL));
- ASSERT_TRUE(NULL != GetFirstAudioContentDescription(offer.get()));
- ASSERT_TRUE(NULL != GetFirstVideoContentDescription(offer.get()));
- ASSERT_TRUE(NULL != GetFirstDataContentDescription(offer.get()));
- ASSERT_TRUE(NULL != GetFirstAudioContentDescription(answer.get()));
- ASSERT_TRUE(NULL != GetFirstVideoContentDescription(answer.get()));
- ASSERT_TRUE(NULL != GetFirstDataContentDescription(answer.get()));
- EXPECT_TRUE(GetFirstAudioContentDescription(offer.get())->rtcp_mux());
- EXPECT_TRUE(GetFirstVideoContentDescription(offer.get())->rtcp_mux());
- EXPECT_TRUE(GetFirstDataContentDescription(offer.get())->rtcp_mux());
- EXPECT_FALSE(GetFirstAudioContentDescription(answer.get())->rtcp_mux());
- EXPECT_FALSE(GetFirstVideoContentDescription(answer.get())->rtcp_mux());
- EXPECT_FALSE(GetFirstDataContentDescription(answer.get())->rtcp_mux());
-
- offer_opts.rtcp_mux_enabled = false;
- answer_opts.rtcp_mux_enabled = true;
-
- offer.reset(f1_.CreateOffer(offer_opts, NULL));
- answer.reset(f2_.CreateAnswer(offer.get(), answer_opts, NULL));
- ASSERT_TRUE(NULL != GetFirstAudioContentDescription(offer.get()));
- ASSERT_TRUE(NULL != GetFirstVideoContentDescription(offer.get()));
- ASSERT_TRUE(NULL != GetFirstDataContentDescription(offer.get()));
- ASSERT_TRUE(NULL != GetFirstAudioContentDescription(answer.get()));
- ASSERT_TRUE(NULL != GetFirstVideoContentDescription(answer.get()));
- ASSERT_TRUE(NULL != GetFirstDataContentDescription(answer.get()));
- EXPECT_FALSE(GetFirstAudioContentDescription(offer.get())->rtcp_mux());
- EXPECT_FALSE(GetFirstVideoContentDescription(offer.get())->rtcp_mux());
- EXPECT_FALSE(GetFirstDataContentDescription(offer.get())->rtcp_mux());
- EXPECT_FALSE(GetFirstAudioContentDescription(answer.get())->rtcp_mux());
- EXPECT_FALSE(GetFirstVideoContentDescription(answer.get())->rtcp_mux());
- EXPECT_FALSE(GetFirstDataContentDescription(answer.get())->rtcp_mux());
-
- offer_opts.rtcp_mux_enabled = false;
- answer_opts.rtcp_mux_enabled = false;
-
- offer.reset(f1_.CreateOffer(offer_opts, NULL));
- answer.reset(f2_.CreateAnswer(offer.get(), answer_opts, NULL));
- ASSERT_TRUE(NULL != GetFirstAudioContentDescription(offer.get()));
- ASSERT_TRUE(NULL != GetFirstVideoContentDescription(offer.get()));
- ASSERT_TRUE(NULL != GetFirstDataContentDescription(offer.get()));
- ASSERT_TRUE(NULL != GetFirstAudioContentDescription(answer.get()));
- ASSERT_TRUE(NULL != GetFirstVideoContentDescription(answer.get()));
- ASSERT_TRUE(NULL != GetFirstDataContentDescription(answer.get()));
- EXPECT_FALSE(GetFirstAudioContentDescription(offer.get())->rtcp_mux());
- EXPECT_FALSE(GetFirstVideoContentDescription(offer.get())->rtcp_mux());
- EXPECT_FALSE(GetFirstDataContentDescription(offer.get())->rtcp_mux());
- EXPECT_FALSE(GetFirstAudioContentDescription(answer.get())->rtcp_mux());
- EXPECT_FALSE(GetFirstVideoContentDescription(answer.get())->rtcp_mux());
- EXPECT_FALSE(GetFirstDataContentDescription(answer.get())->rtcp_mux());
-}
-
-// Create an audio-only answer to a video offer.
-TEST_F(MediaSessionDescriptionFactoryTest, TestCreateAudioAnswerToVideo) {
- MediaSessionOptions opts;
- opts.recv_video = true;
- rtc::scoped_ptr<SessionDescription>
- offer(f1_.CreateOffer(opts, NULL));
- ASSERT_TRUE(offer.get() != NULL);
- rtc::scoped_ptr<SessionDescription> answer(
- f2_.CreateAnswer(offer.get(), MediaSessionOptions(), NULL));
- const ContentInfo* ac = answer->GetContentByName("audio");
- const ContentInfo* vc = answer->GetContentByName("video");
- ASSERT_TRUE(ac != NULL);
- ASSERT_TRUE(vc != NULL);
- ASSERT_TRUE(vc->description != NULL);
- EXPECT_TRUE(vc->rejected);
-}
-
-// Create an audio-only answer to an offer with data.
-TEST_F(MediaSessionDescriptionFactoryTest, TestCreateNoDataAnswerToDataOffer) {
- MediaSessionOptions opts;
- opts.data_channel_type = cricket::DCT_RTP;
- rtc::scoped_ptr<SessionDescription>
- offer(f1_.CreateOffer(opts, NULL));
- ASSERT_TRUE(offer.get() != NULL);
- rtc::scoped_ptr<SessionDescription> answer(
- f2_.CreateAnswer(offer.get(), MediaSessionOptions(), NULL));
- const ContentInfo* ac = answer->GetContentByName("audio");
- const ContentInfo* dc = answer->GetContentByName("data");
- ASSERT_TRUE(ac != NULL);
- ASSERT_TRUE(dc != NULL);
- ASSERT_TRUE(dc->description != NULL);
- EXPECT_TRUE(dc->rejected);
-}
-
-// Create an answer that rejects the contents which are rejected in the offer.
-TEST_F(MediaSessionDescriptionFactoryTest,
- CreateAnswerToOfferWithRejectedMedia) {
- MediaSessionOptions opts;
- opts.recv_video = true;
- opts.data_channel_type = cricket::DCT_RTP;
- rtc::scoped_ptr<SessionDescription>
- offer(f1_.CreateOffer(opts, NULL));
- ASSERT_TRUE(offer.get() != NULL);
- ContentInfo* ac = offer->GetContentByName("audio");
- ContentInfo* vc = offer->GetContentByName("video");
- ContentInfo* dc = offer->GetContentByName("data");
- ASSERT_TRUE(ac != NULL);
- ASSERT_TRUE(vc != NULL);
- ASSERT_TRUE(dc != NULL);
- ac->rejected = true;
- vc->rejected = true;
- dc->rejected = true;
- rtc::scoped_ptr<SessionDescription> answer(
- f2_.CreateAnswer(offer.get(), opts, NULL));
- ac = answer->GetContentByName("audio");
- vc = answer->GetContentByName("video");
- dc = answer->GetContentByName("data");
- ASSERT_TRUE(ac != NULL);
- ASSERT_TRUE(vc != NULL);
- ASSERT_TRUE(dc != NULL);
- EXPECT_TRUE(ac->rejected);
- EXPECT_TRUE(vc->rejected);
- EXPECT_TRUE(dc->rejected);
-}
-
-// Create an audio and video offer with:
-// - one video track
-// - two audio tracks
-// - two data tracks
-// and ensure it matches what we expect. Also updates the initial offer by
-// adding a new video track and replaces one of the audio tracks.
-TEST_F(MediaSessionDescriptionFactoryTest, TestCreateMultiStreamVideoOffer) {
- MediaSessionOptions opts;
- opts.AddSendStream(MEDIA_TYPE_VIDEO, kVideoTrack1, kMediaStream1);
- opts.AddSendStream(MEDIA_TYPE_AUDIO, kAudioTrack1, kMediaStream1);
- opts.AddSendStream(MEDIA_TYPE_AUDIO, kAudioTrack2, kMediaStream1);
- opts.data_channel_type = cricket::DCT_RTP;
- opts.AddSendStream(MEDIA_TYPE_DATA, kDataTrack1, kMediaStream1);
- opts.AddSendStream(MEDIA_TYPE_DATA, kDataTrack2, kMediaStream1);
-
- f1_.set_secure(SEC_ENABLED);
- rtc::scoped_ptr<SessionDescription> offer(f1_.CreateOffer(opts, NULL));
-
- ASSERT_TRUE(offer.get() != NULL);
- const ContentInfo* ac = offer->GetContentByName("audio");
- const ContentInfo* vc = offer->GetContentByName("video");
- const ContentInfo* dc = offer->GetContentByName("data");
- ASSERT_TRUE(ac != NULL);
- ASSERT_TRUE(vc != NULL);
- ASSERT_TRUE(dc != NULL);
- const AudioContentDescription* acd =
- static_cast<const AudioContentDescription*>(ac->description);
- const VideoContentDescription* vcd =
- static_cast<const VideoContentDescription*>(vc->description);
- const DataContentDescription* dcd =
- static_cast<const DataContentDescription*>(dc->description);
- EXPECT_EQ(MEDIA_TYPE_AUDIO, acd->type());
- EXPECT_EQ(f1_.audio_codecs(), acd->codecs());
-
- const StreamParamsVec& audio_streams = acd->streams();
- ASSERT_EQ(2U, audio_streams.size());
- EXPECT_EQ(audio_streams[0].cname , audio_streams[1].cname);
- EXPECT_EQ(kAudioTrack1, audio_streams[0].id);
- ASSERT_EQ(1U, audio_streams[0].ssrcs.size());
- EXPECT_NE(0U, audio_streams[0].ssrcs[0]);
- EXPECT_EQ(kAudioTrack2, audio_streams[1].id);
- ASSERT_EQ(1U, audio_streams[1].ssrcs.size());
- EXPECT_NE(0U, audio_streams[1].ssrcs[0]);
-
- EXPECT_EQ(kAutoBandwidth, acd->bandwidth()); // default bandwidth (auto)
- EXPECT_TRUE(acd->rtcp_mux()); // rtcp-mux defaults on
- ASSERT_CRYPTO(acd, 2U, CS_AES_CM_128_HMAC_SHA1_32);
-
- EXPECT_EQ(MEDIA_TYPE_VIDEO, vcd->type());
- EXPECT_EQ(f1_.video_codecs(), vcd->codecs());
- ASSERT_CRYPTO(vcd, 1U, CS_AES_CM_128_HMAC_SHA1_80);
-
- const StreamParamsVec& video_streams = vcd->streams();
- ASSERT_EQ(1U, video_streams.size());
- EXPECT_EQ(video_streams[0].cname, audio_streams[0].cname);
- EXPECT_EQ(kVideoTrack1, video_streams[0].id);
- EXPECT_EQ(kAutoBandwidth, vcd->bandwidth()); // default bandwidth (auto)
- EXPECT_TRUE(vcd->rtcp_mux()); // rtcp-mux defaults on
-
- EXPECT_EQ(MEDIA_TYPE_DATA, dcd->type());
- EXPECT_EQ(f1_.data_codecs(), dcd->codecs());
- ASSERT_CRYPTO(dcd, 1U, CS_AES_CM_128_HMAC_SHA1_80);
-
- const StreamParamsVec& data_streams = dcd->streams();
- ASSERT_EQ(2U, data_streams.size());
- EXPECT_EQ(data_streams[0].cname , data_streams[1].cname);
- EXPECT_EQ(kDataTrack1, data_streams[0].id);
- ASSERT_EQ(1U, data_streams[0].ssrcs.size());
- EXPECT_NE(0U, data_streams[0].ssrcs[0]);
- EXPECT_EQ(kDataTrack2, data_streams[1].id);
- ASSERT_EQ(1U, data_streams[1].ssrcs.size());
- EXPECT_NE(0U, data_streams[1].ssrcs[0]);
-
- EXPECT_EQ(cricket::kDataMaxBandwidth,
- dcd->bandwidth()); // default bandwidth (auto)
- EXPECT_TRUE(dcd->rtcp_mux()); // rtcp-mux defaults on
- ASSERT_CRYPTO(dcd, 1U, CS_AES_CM_128_HMAC_SHA1_80);
-
-
- // Update the offer. Add a new video track that is not synched to the
- // other tracks and replace audio track 2 with audio track 3.
- opts.AddSendStream(MEDIA_TYPE_VIDEO, kVideoTrack2, kMediaStream2);
- opts.RemoveSendStream(MEDIA_TYPE_AUDIO, kAudioTrack2);
- opts.AddSendStream(MEDIA_TYPE_AUDIO, kAudioTrack3, kMediaStream1);
- opts.RemoveSendStream(MEDIA_TYPE_DATA, kDataTrack2);
- opts.AddSendStream(MEDIA_TYPE_DATA, kDataTrack3, kMediaStream1);
- rtc::scoped_ptr<SessionDescription>
- updated_offer(f1_.CreateOffer(opts, offer.get()));
-
- ASSERT_TRUE(updated_offer.get() != NULL);
- ac = updated_offer->GetContentByName("audio");
- vc = updated_offer->GetContentByName("video");
- dc = updated_offer->GetContentByName("data");
- ASSERT_TRUE(ac != NULL);
- ASSERT_TRUE(vc != NULL);
- ASSERT_TRUE(dc != NULL);
- const AudioContentDescription* updated_acd =
- static_cast<const AudioContentDescription*>(ac->description);
- const VideoContentDescription* updated_vcd =
- static_cast<const VideoContentDescription*>(vc->description);
- const DataContentDescription* updated_dcd =
- static_cast<const DataContentDescription*>(dc->description);
-
- EXPECT_EQ(acd->type(), updated_acd->type());
- EXPECT_EQ(acd->codecs(), updated_acd->codecs());
- EXPECT_EQ(vcd->type(), updated_vcd->type());
- EXPECT_EQ(vcd->codecs(), updated_vcd->codecs());
- EXPECT_EQ(dcd->type(), updated_dcd->type());
- EXPECT_EQ(dcd->codecs(), updated_dcd->codecs());
- ASSERT_CRYPTO(updated_acd, 2U, CS_AES_CM_128_HMAC_SHA1_32);
- EXPECT_TRUE(CompareCryptoParams(acd->cryptos(), updated_acd->cryptos()));
- ASSERT_CRYPTO(updated_vcd, 1U, CS_AES_CM_128_HMAC_SHA1_80);
- EXPECT_TRUE(CompareCryptoParams(vcd->cryptos(), updated_vcd->cryptos()));
- ASSERT_CRYPTO(updated_dcd, 1U, CS_AES_CM_128_HMAC_SHA1_80);
- EXPECT_TRUE(CompareCryptoParams(dcd->cryptos(), updated_dcd->cryptos()));
-
- const StreamParamsVec& updated_audio_streams = updated_acd->streams();
- ASSERT_EQ(2U, updated_audio_streams.size());
- EXPECT_EQ(audio_streams[0], updated_audio_streams[0]);
- EXPECT_EQ(kAudioTrack3, updated_audio_streams[1].id); // New audio track.
- ASSERT_EQ(1U, updated_audio_streams[1].ssrcs.size());
- EXPECT_NE(0U, updated_audio_streams[1].ssrcs[0]);
- EXPECT_EQ(updated_audio_streams[0].cname, updated_audio_streams[1].cname);
-
- const StreamParamsVec& updated_video_streams = updated_vcd->streams();
- ASSERT_EQ(2U, updated_video_streams.size());
- EXPECT_EQ(video_streams[0], updated_video_streams[0]);
- EXPECT_EQ(kVideoTrack2, updated_video_streams[1].id);
- EXPECT_NE(updated_video_streams[1].cname, updated_video_streams[0].cname);
-
- const StreamParamsVec& updated_data_streams = updated_dcd->streams();
- ASSERT_EQ(2U, updated_data_streams.size());
- EXPECT_EQ(data_streams[0], updated_data_streams[0]);
- EXPECT_EQ(kDataTrack3, updated_data_streams[1].id); // New data track.
- ASSERT_EQ(1U, updated_data_streams[1].ssrcs.size());
- EXPECT_NE(0U, updated_data_streams[1].ssrcs[0]);
- EXPECT_EQ(updated_data_streams[0].cname, updated_data_streams[1].cname);
-}
-
-// Create an offer with simulcast video stream.
-TEST_F(MediaSessionDescriptionFactoryTest, TestCreateSimulcastVideoOffer) {
- MediaSessionOptions opts;
- const int num_sim_layers = 3;
- opts.AddSendVideoStream(kVideoTrack1, kMediaStream1, num_sim_layers);
- rtc::scoped_ptr<SessionDescription> offer(f1_.CreateOffer(opts, NULL));
-
- ASSERT_TRUE(offer.get() != NULL);
- const ContentInfo* vc = offer->GetContentByName("video");
- ASSERT_TRUE(vc != NULL);
- const VideoContentDescription* vcd =
- static_cast<const VideoContentDescription*>(vc->description);
-
- const StreamParamsVec& video_streams = vcd->streams();
- ASSERT_EQ(1U, video_streams.size());
- EXPECT_EQ(kVideoTrack1, video_streams[0].id);
- const SsrcGroup* sim_ssrc_group =
- video_streams[0].get_ssrc_group(cricket::kSimSsrcGroupSemantics);
- ASSERT_TRUE(sim_ssrc_group != NULL);
- EXPECT_EQ(static_cast<size_t>(num_sim_layers), sim_ssrc_group->ssrcs.size());
-}
-
-// Create an audio and video answer to a standard video offer with:
-// - one video track
-// - two audio tracks
-// - two data tracks
-// and ensure it matches what we expect. Also updates the initial answer by
-// adding a new video track and removes one of the audio tracks.
-TEST_F(MediaSessionDescriptionFactoryTest, TestCreateMultiStreamVideoAnswer) {
- MediaSessionOptions offer_opts;
- offer_opts.recv_video = true;
- offer_opts.data_channel_type = cricket::DCT_RTP;
- f1_.set_secure(SEC_ENABLED);
- f2_.set_secure(SEC_ENABLED);
- rtc::scoped_ptr<SessionDescription> offer(f1_.CreateOffer(offer_opts,
- NULL));
-
- MediaSessionOptions opts;
- opts.AddSendStream(MEDIA_TYPE_VIDEO, kVideoTrack1, kMediaStream1);
- opts.AddSendStream(MEDIA_TYPE_AUDIO, kAudioTrack1, kMediaStream1);
- opts.AddSendStream(MEDIA_TYPE_AUDIO, kAudioTrack2, kMediaStream1);
- opts.data_channel_type = cricket::DCT_RTP;
- opts.AddSendStream(MEDIA_TYPE_DATA, kDataTrack1, kMediaStream1);
- opts.AddSendStream(MEDIA_TYPE_DATA, kDataTrack2, kMediaStream1);
-
- rtc::scoped_ptr<SessionDescription>
- answer(f2_.CreateAnswer(offer.get(), opts, NULL));
-
- ASSERT_TRUE(answer.get() != NULL);
- const ContentInfo* ac = answer->GetContentByName("audio");
- const ContentInfo* vc = answer->GetContentByName("video");
- const ContentInfo* dc = answer->GetContentByName("data");
- ASSERT_TRUE(ac != NULL);
- ASSERT_TRUE(vc != NULL);
- ASSERT_TRUE(dc != NULL);
- const AudioContentDescription* acd =
- static_cast<const AudioContentDescription*>(ac->description);
- const VideoContentDescription* vcd =
- static_cast<const VideoContentDescription*>(vc->description);
- const DataContentDescription* dcd =
- static_cast<const DataContentDescription*>(dc->description);
- ASSERT_CRYPTO(acd, 1U, CS_AES_CM_128_HMAC_SHA1_32);
- ASSERT_CRYPTO(vcd, 1U, CS_AES_CM_128_HMAC_SHA1_80);
- ASSERT_CRYPTO(dcd, 1U, CS_AES_CM_128_HMAC_SHA1_80);
-
- EXPECT_EQ(MEDIA_TYPE_AUDIO, acd->type());
- EXPECT_EQ(MAKE_VECTOR(kAudioCodecsAnswer), acd->codecs());
-
- const StreamParamsVec& audio_streams = acd->streams();
- ASSERT_EQ(2U, audio_streams.size());
- EXPECT_TRUE(audio_streams[0].cname == audio_streams[1].cname);
- EXPECT_EQ(kAudioTrack1, audio_streams[0].id);
- ASSERT_EQ(1U, audio_streams[0].ssrcs.size());
- EXPECT_NE(0U, audio_streams[0].ssrcs[0]);
- EXPECT_EQ(kAudioTrack2, audio_streams[1].id);
- ASSERT_EQ(1U, audio_streams[1].ssrcs.size());
- EXPECT_NE(0U, audio_streams[1].ssrcs[0]);
-
- EXPECT_EQ(kAutoBandwidth, acd->bandwidth()); // default bandwidth (auto)
- EXPECT_TRUE(acd->rtcp_mux()); // rtcp-mux defaults on
-
- EXPECT_EQ(MEDIA_TYPE_VIDEO, vcd->type());
- EXPECT_EQ(MAKE_VECTOR(kVideoCodecsAnswer), vcd->codecs());
-
- const StreamParamsVec& video_streams = vcd->streams();
- ASSERT_EQ(1U, video_streams.size());
- EXPECT_EQ(video_streams[0].cname, audio_streams[0].cname);
- EXPECT_EQ(kVideoTrack1, video_streams[0].id);
- EXPECT_EQ(kAutoBandwidth, vcd->bandwidth()); // default bandwidth (auto)
- EXPECT_TRUE(vcd->rtcp_mux()); // rtcp-mux defaults on
-
- EXPECT_EQ(MEDIA_TYPE_DATA, dcd->type());
- EXPECT_EQ(MAKE_VECTOR(kDataCodecsAnswer), dcd->codecs());
-
- const StreamParamsVec& data_streams = dcd->streams();
- ASSERT_EQ(2U, data_streams.size());
- EXPECT_TRUE(data_streams[0].cname == data_streams[1].cname);
- EXPECT_EQ(kDataTrack1, data_streams[0].id);
- ASSERT_EQ(1U, data_streams[0].ssrcs.size());
- EXPECT_NE(0U, data_streams[0].ssrcs[0]);
- EXPECT_EQ(kDataTrack2, data_streams[1].id);
- ASSERT_EQ(1U, data_streams[1].ssrcs.size());
- EXPECT_NE(0U, data_streams[1].ssrcs[0]);
-
- EXPECT_EQ(cricket::kDataMaxBandwidth,
- dcd->bandwidth()); // default bandwidth (auto)
- EXPECT_TRUE(dcd->rtcp_mux()); // rtcp-mux defaults on
-
- // Update the answer. Add a new video track that is not synched to the
- // other traacks and remove 1 audio track.
- opts.AddSendStream(MEDIA_TYPE_VIDEO, kVideoTrack2, kMediaStream2);
- opts.RemoveSendStream(MEDIA_TYPE_AUDIO, kAudioTrack2);
- opts.RemoveSendStream(MEDIA_TYPE_DATA, kDataTrack2);
- rtc::scoped_ptr<SessionDescription>
- updated_answer(f2_.CreateAnswer(offer.get(), opts, answer.get()));
-
- ASSERT_TRUE(updated_answer.get() != NULL);
- ac = updated_answer->GetContentByName("audio");
- vc = updated_answer->GetContentByName("video");
- dc = updated_answer->GetContentByName("data");
- ASSERT_TRUE(ac != NULL);
- ASSERT_TRUE(vc != NULL);
- ASSERT_TRUE(dc != NULL);
- const AudioContentDescription* updated_acd =
- static_cast<const AudioContentDescription*>(ac->description);
- const VideoContentDescription* updated_vcd =
- static_cast<const VideoContentDescription*>(vc->description);
- const DataContentDescription* updated_dcd =
- static_cast<const DataContentDescription*>(dc->description);
-
- ASSERT_CRYPTO(updated_acd, 1U, CS_AES_CM_128_HMAC_SHA1_32);
- EXPECT_TRUE(CompareCryptoParams(acd->cryptos(), updated_acd->cryptos()));
- ASSERT_CRYPTO(updated_vcd, 1U, CS_AES_CM_128_HMAC_SHA1_80);
- EXPECT_TRUE(CompareCryptoParams(vcd->cryptos(), updated_vcd->cryptos()));
- ASSERT_CRYPTO(updated_dcd, 1U, CS_AES_CM_128_HMAC_SHA1_80);
- EXPECT_TRUE(CompareCryptoParams(dcd->cryptos(), updated_dcd->cryptos()));
-
- EXPECT_EQ(acd->type(), updated_acd->type());
- EXPECT_EQ(acd->codecs(), updated_acd->codecs());
- EXPECT_EQ(vcd->type(), updated_vcd->type());
- EXPECT_EQ(vcd->codecs(), updated_vcd->codecs());
- EXPECT_EQ(dcd->type(), updated_dcd->type());
- EXPECT_EQ(dcd->codecs(), updated_dcd->codecs());
-
- const StreamParamsVec& updated_audio_streams = updated_acd->streams();
- ASSERT_EQ(1U, updated_audio_streams.size());
- EXPECT_TRUE(audio_streams[0] == updated_audio_streams[0]);
-
- const StreamParamsVec& updated_video_streams = updated_vcd->streams();
- ASSERT_EQ(2U, updated_video_streams.size());
- EXPECT_EQ(video_streams[0], updated_video_streams[0]);
- EXPECT_EQ(kVideoTrack2, updated_video_streams[1].id);
- EXPECT_NE(updated_video_streams[1].cname, updated_video_streams[0].cname);
-
- const StreamParamsVec& updated_data_streams = updated_dcd->streams();
- ASSERT_EQ(1U, updated_data_streams.size());
- EXPECT_TRUE(data_streams[0] == updated_data_streams[0]);
-}
-
-
-// Create an updated offer after creating an answer to the original offer and
-// verify that the codecs that were part of the original answer are not changed
-// in the updated offer.
-TEST_F(MediaSessionDescriptionFactoryTest,
- RespondentCreatesOfferAfterCreatingAnswer) {
- MediaSessionOptions opts;
- opts.recv_audio = true;
- opts.recv_video = true;
-
- rtc::scoped_ptr<SessionDescription> offer(f1_.CreateOffer(opts, NULL));
- rtc::scoped_ptr<SessionDescription> answer(
- f2_.CreateAnswer(offer.get(), opts, NULL));
-
- const AudioContentDescription* acd =
- GetFirstAudioContentDescription(answer.get());
- EXPECT_EQ(MAKE_VECTOR(kAudioCodecsAnswer), acd->codecs());
-
- const VideoContentDescription* vcd =
- GetFirstVideoContentDescription(answer.get());
- EXPECT_EQ(MAKE_VECTOR(kVideoCodecsAnswer), vcd->codecs());
-
- rtc::scoped_ptr<SessionDescription> updated_offer(
- f2_.CreateOffer(opts, answer.get()));
-
- // The expected audio codecs are the common audio codecs from the first
- // offer/answer exchange plus the audio codecs only |f2_| offer, sorted in
- // preference order.
- // TODO(wu): |updated_offer| should not include the codec
- // (i.e. |kAudioCodecs2[0]|) the other side doesn't support.
- const AudioCodec kUpdatedAudioCodecOffer[] = {
- kAudioCodecsAnswer[0],
- kAudioCodecsAnswer[1],
- kAudioCodecs2[0],
- };
-
- // The expected video codecs are the common video codecs from the first
- // offer/answer exchange plus the video codecs only |f2_| offer, sorted in
- // preference order.
- const VideoCodec kUpdatedVideoCodecOffer[] = {
- kVideoCodecsAnswer[0],
- kVideoCodecs2[1],
- };
-
- const AudioContentDescription* updated_acd =
- GetFirstAudioContentDescription(updated_offer.get());
- EXPECT_EQ(MAKE_VECTOR(kUpdatedAudioCodecOffer), updated_acd->codecs());
-
- const VideoContentDescription* updated_vcd =
- GetFirstVideoContentDescription(updated_offer.get());
- EXPECT_EQ(MAKE_VECTOR(kUpdatedVideoCodecOffer), updated_vcd->codecs());
-}
-
-// Create an updated offer after creating an answer to the original offer and
-// verify that the codecs that were part of the original answer are not changed
-// in the updated offer. In this test Rtx is enabled.
-TEST_F(MediaSessionDescriptionFactoryTest,
- RespondentCreatesOfferAfterCreatingAnswerWithRtx) {
- MediaSessionOptions opts;
- opts.recv_video = true;
- opts.recv_audio = false;
- std::vector<VideoCodec> f1_codecs = MAKE_VECTOR(kVideoCodecs1);
- // This creates rtx for H264 with the payload type |f1_| uses.
- AddRtxCodec(VideoCodec::CreateRtxCodec(126, kVideoCodecs1[1].id), &f1_codecs);
- f1_.set_video_codecs(f1_codecs);
-
- std::vector<VideoCodec> f2_codecs = MAKE_VECTOR(kVideoCodecs2);
- // This creates rtx for H264 with the payload type |f2_| uses.
- AddRtxCodec(VideoCodec::CreateRtxCodec(125, kVideoCodecs2[0].id), &f2_codecs);
- f2_.set_video_codecs(f2_codecs);
-
- rtc::scoped_ptr<SessionDescription> offer(f1_.CreateOffer(opts, NULL));
- ASSERT_TRUE(offer.get() != NULL);
- rtc::scoped_ptr<SessionDescription> answer(
- f2_.CreateAnswer(offer.get(), opts, NULL));
-
- const VideoContentDescription* vcd =
- GetFirstVideoContentDescription(answer.get());
-
- std::vector<VideoCodec> expected_codecs = MAKE_VECTOR(kVideoCodecsAnswer);
- AddRtxCodec(VideoCodec::CreateRtxCodec(126, kVideoCodecs1[1].id),
- &expected_codecs);
-
- EXPECT_EQ(expected_codecs, vcd->codecs());
-
- // Now, make sure we get same result, except for the preference order,
- // if |f2_| creates an updated offer even though the default payload types
- // are different from |f1_|.
- expected_codecs[0].preference = f1_codecs[1].preference;
-
- rtc::scoped_ptr<SessionDescription> updated_offer(
- f2_.CreateOffer(opts, answer.get()));
- ASSERT_TRUE(updated_offer);
- rtc::scoped_ptr<SessionDescription> updated_answer(
- f1_.CreateAnswer(updated_offer.get(), opts, answer.get()));
-
- const VideoContentDescription* updated_vcd =
- GetFirstVideoContentDescription(updated_answer.get());
-
- EXPECT_EQ(expected_codecs, updated_vcd->codecs());
-}
-
-// Create an updated offer that adds video after creating an audio only answer
-// to the original offer. This test verifies that if a video codec and the RTX
-// codec have the same default payload type as an audio codec that is already in
-// use, the added codecs payload types are changed.
-TEST_F(MediaSessionDescriptionFactoryTest,
- RespondentCreatesOfferWithVideoAndRtxAfterCreatingAudioAnswer) {
- std::vector<VideoCodec> f1_codecs = MAKE_VECTOR(kVideoCodecs1);
- // This creates rtx for H264 with the payload type |f1_| uses.
- AddRtxCodec(VideoCodec::CreateRtxCodec(126, kVideoCodecs1[1].id), &f1_codecs);
- f1_.set_video_codecs(f1_codecs);
-
- MediaSessionOptions opts;
- opts.recv_audio = true;
- opts.recv_video = false;
-
- rtc::scoped_ptr<SessionDescription> offer(f1_.CreateOffer(opts, NULL));
- rtc::scoped_ptr<SessionDescription> answer(
- f2_.CreateAnswer(offer.get(), opts, NULL));
-
- const AudioContentDescription* acd =
- GetFirstAudioContentDescription(answer.get());
- EXPECT_EQ(MAKE_VECTOR(kAudioCodecsAnswer), acd->codecs());
-
- // Now - let |f2_| add video with RTX and let the payload type the RTX codec
- // reference be the same as an audio codec that was negotiated in the
- // first offer/answer exchange.
- opts.recv_audio = true;
- opts.recv_video = true;
-
- std::vector<VideoCodec> f2_codecs = MAKE_VECTOR(kVideoCodecs2);
- int used_pl_type = acd->codecs()[0].id;
- f2_codecs[0].id = used_pl_type; // Set the payload type for H264.
- AddRtxCodec(VideoCodec::CreateRtxCodec(125, used_pl_type), &f2_codecs);
- f2_.set_video_codecs(f2_codecs);
-
- rtc::scoped_ptr<SessionDescription> updated_offer(
- f2_.CreateOffer(opts, answer.get()));
- ASSERT_TRUE(updated_offer);
- rtc::scoped_ptr<SessionDescription> updated_answer(
- f1_.CreateAnswer(updated_offer.get(), opts, answer.get()));
-
- const AudioContentDescription* updated_acd =
- GetFirstAudioContentDescription(answer.get());
- EXPECT_EQ(MAKE_VECTOR(kAudioCodecsAnswer), updated_acd->codecs());
-
- const VideoContentDescription* updated_vcd =
- GetFirstVideoContentDescription(updated_answer.get());
-
- ASSERT_EQ("H264", updated_vcd->codecs()[0].name);
- ASSERT_EQ(std::string(cricket::kRtxCodecName), updated_vcd->codecs()[1].name);
- int new_h264_pl_type = updated_vcd->codecs()[0].id;
- EXPECT_NE(used_pl_type, new_h264_pl_type);
- VideoCodec rtx = updated_vcd->codecs()[1];
- int pt_referenced_by_rtx = rtc::FromString<int>(
- rtx.params[cricket::kCodecParamAssociatedPayloadType]);
- EXPECT_EQ(new_h264_pl_type, pt_referenced_by_rtx);
-}
-
-// Test that RTX is ignored when there is no associated payload type parameter.
-TEST_F(MediaSessionDescriptionFactoryTest, RtxWithoutApt) {
- MediaSessionOptions opts;
- opts.recv_video = true;
- opts.recv_audio = false;
- std::vector<VideoCodec> f1_codecs = MAKE_VECTOR(kVideoCodecs1);
- // This creates RTX without associated payload type parameter.
- AddRtxCodec(VideoCodec(126, cricket::kRtxCodecName, 0, 0, 0, 0), &f1_codecs);
- f1_.set_video_codecs(f1_codecs);
-
- std::vector<VideoCodec> f2_codecs = MAKE_VECTOR(kVideoCodecs2);
- // This creates RTX for H264 with the payload type |f2_| uses.
- AddRtxCodec(VideoCodec::CreateRtxCodec(125, kVideoCodecs2[0].id), &f2_codecs);
- f2_.set_video_codecs(f2_codecs);
-
- rtc::scoped_ptr<SessionDescription> offer(f1_.CreateOffer(opts, NULL));
- ASSERT_TRUE(offer.get() != NULL);
- // kCodecParamAssociatedPayloadType will always be added to the offer when RTX
- // is selected. Manually remove kCodecParamAssociatedPayloadType so that it
- // is possible to test that that RTX is dropped when
- // kCodecParamAssociatedPayloadType is missing in the offer.
- VideoContentDescription* desc =
- static_cast<cricket::VideoContentDescription*>(
- offer->GetContentDescriptionByName(cricket::CN_VIDEO));
- ASSERT_TRUE(desc != NULL);
- std::vector<VideoCodec> codecs = desc->codecs();
- for (std::vector<VideoCodec>::iterator iter = codecs.begin();
- iter != codecs.end(); ++iter) {
- if (iter->name.find(cricket::kRtxCodecName) == 0) {
- iter->params.clear();
- }
- }
- desc->set_codecs(codecs);
-
- rtc::scoped_ptr<SessionDescription> answer(
- f2_.CreateAnswer(offer.get(), opts, NULL));
-
- std::vector<std::string> codec_names =
- GetCodecNames(GetFirstVideoContentDescription(answer.get())->codecs());
- EXPECT_EQ(codec_names.end(), std::find(codec_names.begin(), codec_names.end(),
- cricket::kRtxCodecName));
-}
-
-// Test that RTX will be filtered out in the answer if its associated payload
-// type doesn't match the local value.
-TEST_F(MediaSessionDescriptionFactoryTest, FilterOutRtxIfAptDoesntMatch) {
- MediaSessionOptions opts;
- opts.recv_video = true;
- opts.recv_audio = false;
- std::vector<VideoCodec> f1_codecs = MAKE_VECTOR(kVideoCodecs1);
- // This creates RTX for H264 in sender.
- AddRtxCodec(VideoCodec::CreateRtxCodec(126, kVideoCodecs1[1].id), &f1_codecs);
- f1_.set_video_codecs(f1_codecs);
-
- std::vector<VideoCodec> f2_codecs = MAKE_VECTOR(kVideoCodecs2);
- // This creates RTX for H263 in receiver.
- AddRtxCodec(VideoCodec::CreateRtxCodec(125, kVideoCodecs2[1].id), &f2_codecs);
- f2_.set_video_codecs(f2_codecs);
-
- rtc::scoped_ptr<SessionDescription> offer(f1_.CreateOffer(opts, NULL));
- ASSERT_TRUE(offer.get() != NULL);
- // Associated payload type doesn't match, therefore, RTX codec is removed in
- // the answer.
- rtc::scoped_ptr<SessionDescription> answer(
- f2_.CreateAnswer(offer.get(), opts, NULL));
-
- std::vector<std::string> codec_names =
- GetCodecNames(GetFirstVideoContentDescription(answer.get())->codecs());
- EXPECT_EQ(codec_names.end(), std::find(codec_names.begin(), codec_names.end(),
- cricket::kRtxCodecName));
-}
-
-// Test that when multiple RTX codecs are offered, only the matched RTX codec
-// is added in the answer, and the unsupported RTX codec is filtered out.
-TEST_F(MediaSessionDescriptionFactoryTest,
- FilterOutUnsupportedRtxWhenCreatingAnswer) {
- MediaSessionOptions opts;
- opts.recv_video = true;
- opts.recv_audio = false;
- std::vector<VideoCodec> f1_codecs = MAKE_VECTOR(kVideoCodecs1);
- // This creates RTX for H264-SVC in sender.
- AddRtxCodec(VideoCodec::CreateRtxCodec(125, kVideoCodecs1[0].id), &f1_codecs);
- f1_.set_video_codecs(f1_codecs);
-
- // This creates RTX for H264 in sender.
- AddRtxCodec(VideoCodec::CreateRtxCodec(126, kVideoCodecs1[1].id), &f1_codecs);
- f1_.set_video_codecs(f1_codecs);
-
- std::vector<VideoCodec> f2_codecs = MAKE_VECTOR(kVideoCodecs2);
- // This creates RTX for H264 in receiver.
- AddRtxCodec(VideoCodec::CreateRtxCodec(124, kVideoCodecs2[0].id), &f2_codecs);
- f2_.set_video_codecs(f2_codecs);
-
- // H264-SVC codec is removed in the answer, therefore, associated RTX codec
- // for H264-SVC should also be removed.
- rtc::scoped_ptr<SessionDescription> offer(f1_.CreateOffer(opts, NULL));
- ASSERT_TRUE(offer.get() != NULL);
- rtc::scoped_ptr<SessionDescription> answer(
- f2_.CreateAnswer(offer.get(), opts, NULL));
- const VideoContentDescription* vcd =
- GetFirstVideoContentDescription(answer.get());
- std::vector<VideoCodec> expected_codecs = MAKE_VECTOR(kVideoCodecsAnswer);
- AddRtxCodec(VideoCodec::CreateRtxCodec(126, kVideoCodecs1[1].id),
- &expected_codecs);
-
- EXPECT_EQ(expected_codecs, vcd->codecs());
-}
-
-// Test that when RTX is used in conjunction with simulcast, an RTX ssrc is
-// generated for each simulcast ssrc and correctly grouped.
-TEST_F(MediaSessionDescriptionFactoryTest, SimSsrcsGenerateMultipleRtxSsrcs) {
- MediaSessionOptions opts;
- opts.recv_video = true;
- opts.recv_audio = false;
-
- // Add simulcast streams.
- opts.AddSendVideoStream("stream1", "stream1label", 3);
-
- // Use a single real codec, and then add RTX for it.
- std::vector<VideoCodec> f1_codecs;
- f1_codecs.push_back(VideoCodec(97, "H264", 320, 200, 30, 1));
- AddRtxCodec(VideoCodec::CreateRtxCodec(125, 97), &f1_codecs);
- f1_.set_video_codecs(f1_codecs);
-
- // Ensure that the offer has an RTX ssrc for each regular ssrc, and that there
- // is a FID ssrc + grouping for each.
- rtc::scoped_ptr<SessionDescription> offer(f1_.CreateOffer(opts, NULL));
- ASSERT_TRUE(offer.get() != NULL);
- VideoContentDescription* desc = static_cast<VideoContentDescription*>(
- offer->GetContentDescriptionByName(cricket::CN_VIDEO));
- ASSERT_TRUE(desc != NULL);
- EXPECT_TRUE(desc->multistream());
- const StreamParamsVec& streams = desc->streams();
- // Single stream.
- ASSERT_EQ(1u, streams.size());
- // Stream should have 6 ssrcs: 3 for video, 3 for RTX.
- EXPECT_EQ(6u, streams[0].ssrcs.size());
- // And should have a SIM group for the simulcast.
- EXPECT_TRUE(streams[0].has_ssrc_group("SIM"));
- // And a FID group for RTX.
- EXPECT_TRUE(streams[0].has_ssrc_group("FID"));
- std::vector<uint32_t> primary_ssrcs;
- streams[0].GetPrimarySsrcs(&primary_ssrcs);
- EXPECT_EQ(3u, primary_ssrcs.size());
- std::vector<uint32_t> fid_ssrcs;
- streams[0].GetFidSsrcs(primary_ssrcs, &fid_ssrcs);
- EXPECT_EQ(3u, fid_ssrcs.size());
-}
-
-// Create an updated offer after creating an answer to the original offer and
-// verify that the RTP header extensions that were part of the original answer
-// are not changed in the updated offer.
-TEST_F(MediaSessionDescriptionFactoryTest,
- RespondentCreatesOfferAfterCreatingAnswerWithRtpExtensions) {
- MediaSessionOptions opts;
- opts.recv_audio = true;
- opts.recv_video = true;
-
- f1_.set_audio_rtp_header_extensions(MAKE_VECTOR(kAudioRtpExtension1));
- f1_.set_video_rtp_header_extensions(MAKE_VECTOR(kVideoRtpExtension1));
- f2_.set_audio_rtp_header_extensions(MAKE_VECTOR(kAudioRtpExtension2));
- f2_.set_video_rtp_header_extensions(MAKE_VECTOR(kVideoRtpExtension2));
-
- rtc::scoped_ptr<SessionDescription> offer(f1_.CreateOffer(opts, NULL));
- rtc::scoped_ptr<SessionDescription> answer(
- f2_.CreateAnswer(offer.get(), opts, NULL));
-
- EXPECT_EQ(MAKE_VECTOR(kAudioRtpExtensionAnswer),
- GetFirstAudioContentDescription(
- answer.get())->rtp_header_extensions());
- EXPECT_EQ(MAKE_VECTOR(kVideoRtpExtensionAnswer),
- GetFirstVideoContentDescription(
- answer.get())->rtp_header_extensions());
-
- rtc::scoped_ptr<SessionDescription> updated_offer(
- f2_.CreateOffer(opts, answer.get()));
-
- // The expected RTP header extensions in the new offer are the resulting
- // extensions from the first offer/answer exchange plus the extensions only
- // |f2_| offer.
- // Since the default local extension id |f2_| uses has already been used by
- // |f1_| for another extensions, it is changed to 13.
- const RtpHeaderExtension kUpdatedAudioRtpExtensions[] = {
- kAudioRtpExtensionAnswer[0],
- RtpHeaderExtension(kAudioRtpExtension2[1].uri, 13),
- kAudioRtpExtension2[2],
- };
-
- // Since the default local extension id |f2_| uses has already been used by
- // |f1_| for another extensions, is is changed to 12.
- const RtpHeaderExtension kUpdatedVideoRtpExtensions[] = {
- kVideoRtpExtensionAnswer[0],
- RtpHeaderExtension(kVideoRtpExtension2[1].uri, 12),
- kVideoRtpExtension2[2],
- };
-
- const AudioContentDescription* updated_acd =
- GetFirstAudioContentDescription(updated_offer.get());
- EXPECT_EQ(MAKE_VECTOR(kUpdatedAudioRtpExtensions),
- updated_acd->rtp_header_extensions());
-
- const VideoContentDescription* updated_vcd =
- GetFirstVideoContentDescription(updated_offer.get());
- EXPECT_EQ(MAKE_VECTOR(kUpdatedVideoRtpExtensions),
- updated_vcd->rtp_header_extensions());
-}
-
-// Verify that if the same RTP extension URI is used for audio and video, the
-// same ID is used. Also verify that the ID isn't changed when creating an
-// updated offer (this was previously a bug).
-TEST_F(MediaSessionDescriptionFactoryTest,
- RtpHeaderExtensionIdReused) {
- MediaSessionOptions opts;
- opts.recv_audio = true;
- opts.recv_video = true;
-
- f1_.set_audio_rtp_header_extensions(MAKE_VECTOR(kAudioRtpExtension3));
- f1_.set_video_rtp_header_extensions(MAKE_VECTOR(kVideoRtpExtension3));
-
- rtc::scoped_ptr<SessionDescription> offer(f1_.CreateOffer(opts, NULL));
-
- // Since the audio extensions used ID 3 for "both_audio_and_video", so should
- // the video extensions.
- const RtpHeaderExtension kExpectedVideoRtpExtension[] = {
- kVideoRtpExtension3[0],
- kAudioRtpExtension3[1],
- };
-
- EXPECT_EQ(MAKE_VECTOR(kAudioRtpExtension3),
- GetFirstAudioContentDescription(
- offer.get())->rtp_header_extensions());
- EXPECT_EQ(MAKE_VECTOR(kExpectedVideoRtpExtension),
- GetFirstVideoContentDescription(
- offer.get())->rtp_header_extensions());
-
- // Nothing should change when creating a new offer
- rtc::scoped_ptr<SessionDescription> updated_offer(
- f1_.CreateOffer(opts, offer.get()));
-
- EXPECT_EQ(MAKE_VECTOR(kAudioRtpExtension3),
- GetFirstAudioContentDescription(
- updated_offer.get())->rtp_header_extensions());
- EXPECT_EQ(MAKE_VECTOR(kExpectedVideoRtpExtension),
- GetFirstVideoContentDescription(
- updated_offer.get())->rtp_header_extensions());
-}
-
-TEST(MediaSessionDescription, CopySessionDescription) {
- SessionDescription source;
- cricket::ContentGroup group(cricket::CN_AUDIO);
- source.AddGroup(group);
- AudioContentDescription* acd(new AudioContentDescription());
- acd->set_codecs(MAKE_VECTOR(kAudioCodecs1));
- acd->AddLegacyStream(1);
- source.AddContent(cricket::CN_AUDIO, cricket::NS_JINGLE_RTP, acd);
- VideoContentDescription* vcd(new VideoContentDescription());
- vcd->set_codecs(MAKE_VECTOR(kVideoCodecs1));
- vcd->AddLegacyStream(2);
- source.AddContent(cricket::CN_VIDEO, cricket::NS_JINGLE_RTP, vcd);
-
- rtc::scoped_ptr<SessionDescription> copy(source.Copy());
- ASSERT_TRUE(copy.get() != NULL);
- EXPECT_TRUE(copy->HasGroup(cricket::CN_AUDIO));
- const ContentInfo* ac = copy->GetContentByName("audio");
- const ContentInfo* vc = copy->GetContentByName("video");
- ASSERT_TRUE(ac != NULL);
- ASSERT_TRUE(vc != NULL);
- EXPECT_EQ(std::string(NS_JINGLE_RTP), ac->type);
- const AudioContentDescription* acd_copy =
- static_cast<const AudioContentDescription*>(ac->description);
- EXPECT_EQ(acd->codecs(), acd_copy->codecs());
- EXPECT_EQ(1u, acd->first_ssrc());
-
- EXPECT_EQ(std::string(NS_JINGLE_RTP), vc->type);
- const VideoContentDescription* vcd_copy =
- static_cast<const VideoContentDescription*>(vc->description);
- EXPECT_EQ(vcd->codecs(), vcd_copy->codecs());
- EXPECT_EQ(2u, vcd->first_ssrc());
-}
-
-// The below TestTransportInfoXXX tests create different offers/answers, and
-// ensure the TransportInfo in the SessionDescription matches what we expect.
-TEST_F(MediaSessionDescriptionFactoryTest, TestTransportInfoOfferAudio) {
- MediaSessionOptions options;
- options.recv_audio = true;
- TestTransportInfo(true, options, false);
-}
-
-TEST_F(MediaSessionDescriptionFactoryTest, TestTransportInfoOfferAudioCurrent) {
- MediaSessionOptions options;
- options.recv_audio = true;
- TestTransportInfo(true, options, true);
-}
-
-TEST_F(MediaSessionDescriptionFactoryTest, TestTransportInfoOfferMultimedia) {
- MediaSessionOptions options;
- options.recv_audio = true;
- options.recv_video = true;
- options.data_channel_type = cricket::DCT_RTP;
- TestTransportInfo(true, options, false);
-}
-
-TEST_F(MediaSessionDescriptionFactoryTest,
- TestTransportInfoOfferMultimediaCurrent) {
- MediaSessionOptions options;
- options.recv_audio = true;
- options.recv_video = true;
- options.data_channel_type = cricket::DCT_RTP;
- TestTransportInfo(true, options, true);
-}
-
-TEST_F(MediaSessionDescriptionFactoryTest, TestTransportInfoOfferBundle) {
- MediaSessionOptions options;
- options.recv_audio = true;
- options.recv_video = true;
- options.data_channel_type = cricket::DCT_RTP;
- options.bundle_enabled = true;
- TestTransportInfo(true, options, false);
-}
-
-TEST_F(MediaSessionDescriptionFactoryTest,
- TestTransportInfoOfferBundleCurrent) {
- MediaSessionOptions options;
- options.recv_audio = true;
- options.recv_video = true;
- options.data_channel_type = cricket::DCT_RTP;
- options.bundle_enabled = true;
- TestTransportInfo(true, options, true);
-}
-
-TEST_F(MediaSessionDescriptionFactoryTest, TestTransportInfoAnswerAudio) {
- MediaSessionOptions options;
- options.recv_audio = true;
- TestTransportInfo(false, options, false);
-}
-
-TEST_F(MediaSessionDescriptionFactoryTest,
- TestTransportInfoAnswerAudioCurrent) {
- MediaSessionOptions options;
- options.recv_audio = true;
- TestTransportInfo(false, options, true);
-}
-
-TEST_F(MediaSessionDescriptionFactoryTest, TestTransportInfoAnswerMultimedia) {
- MediaSessionOptions options;
- options.recv_audio = true;
- options.recv_video = true;
- options.data_channel_type = cricket::DCT_RTP;
- TestTransportInfo(false, options, false);
-}
-
-TEST_F(MediaSessionDescriptionFactoryTest,
- TestTransportInfoAnswerMultimediaCurrent) {
- MediaSessionOptions options;
- options.recv_audio = true;
- options.recv_video = true;
- options.data_channel_type = cricket::DCT_RTP;
- TestTransportInfo(false, options, true);
-}
-
-TEST_F(MediaSessionDescriptionFactoryTest, TestTransportInfoAnswerBundle) {
- MediaSessionOptions options;
- options.recv_audio = true;
- options.recv_video = true;
- options.data_channel_type = cricket::DCT_RTP;
- options.bundle_enabled = true;
- TestTransportInfo(false, options, false);
-}
-
-TEST_F(MediaSessionDescriptionFactoryTest,
- TestTransportInfoAnswerBundleCurrent) {
- MediaSessionOptions options;
- options.recv_audio = true;
- options.recv_video = true;
- options.data_channel_type = cricket::DCT_RTP;
- options.bundle_enabled = true;
- TestTransportInfo(false, options, true);
-}
-
-// Create an offer with bundle enabled and verify the crypto parameters are
-// the common set of the available cryptos.
-TEST_F(MediaSessionDescriptionFactoryTest, TestCryptoWithOfferBundle) {
- TestCryptoWithBundle(true);
-}
-
-// Create an answer with bundle enabled and verify the crypto parameters are
-// the common set of the available cryptos.
-TEST_F(MediaSessionDescriptionFactoryTest, TestCryptoWithAnswerBundle) {
- TestCryptoWithBundle(false);
-}
-
-// Verifies that creating answer fails if the offer has UDP/TLS/RTP/SAVPF but
-// DTLS is not enabled locally.
-TEST_F(MediaSessionDescriptionFactoryTest,
- TestOfferDtlsSavpfWithoutDtlsFailed) {
- f1_.set_secure(SEC_ENABLED);
- f2_.set_secure(SEC_ENABLED);
- tdf1_.set_secure(SEC_DISABLED);
- tdf2_.set_secure(SEC_DISABLED);
-
- rtc::scoped_ptr<SessionDescription> offer(
- f1_.CreateOffer(MediaSessionOptions(), NULL));
- ASSERT_TRUE(offer.get() != NULL);
- ContentInfo* offer_content = offer->GetContentByName("audio");
- ASSERT_TRUE(offer_content != NULL);
- AudioContentDescription* offer_audio_desc =
- static_cast<AudioContentDescription*>(offer_content->description);
- offer_audio_desc->set_protocol(cricket::kMediaProtocolDtlsSavpf);
-
- rtc::scoped_ptr<SessionDescription> answer(
- f2_.CreateAnswer(offer.get(), MediaSessionOptions(), NULL));
- ASSERT_TRUE(answer != NULL);
- ContentInfo* answer_content = answer->GetContentByName("audio");
- ASSERT_TRUE(answer_content != NULL);
-
- ASSERT_TRUE(answer_content->rejected);
-}
-
-// Offers UDP/TLS/RTP/SAVPF and verifies the answer can be created and contains
-// UDP/TLS/RTP/SAVPF.
-TEST_F(MediaSessionDescriptionFactoryTest, TestOfferDtlsSavpfCreateAnswer) {
- f1_.set_secure(SEC_ENABLED);
- f2_.set_secure(SEC_ENABLED);
- tdf1_.set_secure(SEC_ENABLED);
- tdf2_.set_secure(SEC_ENABLED);
-
- rtc::scoped_ptr<SessionDescription> offer(
- f1_.CreateOffer(MediaSessionOptions(), NULL));
- ASSERT_TRUE(offer.get() != NULL);
- ContentInfo* offer_content = offer->GetContentByName("audio");
- ASSERT_TRUE(offer_content != NULL);
- AudioContentDescription* offer_audio_desc =
- static_cast<AudioContentDescription*>(offer_content->description);
- offer_audio_desc->set_protocol(cricket::kMediaProtocolDtlsSavpf);
-
- rtc::scoped_ptr<SessionDescription> answer(
- f2_.CreateAnswer(offer.get(), MediaSessionOptions(), NULL));
- ASSERT_TRUE(answer != NULL);
-
- const ContentInfo* answer_content = answer->GetContentByName("audio");
- ASSERT_TRUE(answer_content != NULL);
- ASSERT_FALSE(answer_content->rejected);
-
- const AudioContentDescription* answer_audio_desc =
- static_cast<const AudioContentDescription*>(answer_content->description);
- EXPECT_EQ(std::string(cricket::kMediaProtocolDtlsSavpf),
- answer_audio_desc->protocol());
-}
-
-// Test that we include both SDES and DTLS in the offer, but only include SDES
-// in the answer if DTLS isn't negotiated.
-TEST_F(MediaSessionDescriptionFactoryTest, TestCryptoDtls) {
- f1_.set_secure(SEC_ENABLED);
- f2_.set_secure(SEC_ENABLED);
- tdf1_.set_secure(SEC_ENABLED);
- tdf2_.set_secure(SEC_DISABLED);
- MediaSessionOptions options;
- options.recv_audio = true;
- options.recv_video = true;
- rtc::scoped_ptr<SessionDescription> offer, answer;
- const cricket::MediaContentDescription* audio_media_desc;
- const cricket::MediaContentDescription* video_media_desc;
- const cricket::TransportDescription* audio_trans_desc;
- const cricket::TransportDescription* video_trans_desc;
-
- // Generate an offer with SDES and DTLS support.
- offer.reset(f1_.CreateOffer(options, NULL));
- ASSERT_TRUE(offer.get() != NULL);
-
- audio_media_desc = static_cast<const cricket::MediaContentDescription*>(
- offer->GetContentDescriptionByName("audio"));
- ASSERT_TRUE(audio_media_desc != NULL);
- video_media_desc = static_cast<const cricket::MediaContentDescription*>(
- offer->GetContentDescriptionByName("video"));
- ASSERT_TRUE(video_media_desc != NULL);
- EXPECT_EQ(2u, audio_media_desc->cryptos().size());
- EXPECT_EQ(1u, video_media_desc->cryptos().size());
-
- audio_trans_desc = offer->GetTransportDescriptionByName("audio");
- ASSERT_TRUE(audio_trans_desc != NULL);
- video_trans_desc = offer->GetTransportDescriptionByName("video");
- ASSERT_TRUE(video_trans_desc != NULL);
- ASSERT_TRUE(audio_trans_desc->identity_fingerprint.get() != NULL);
- ASSERT_TRUE(video_trans_desc->identity_fingerprint.get() != NULL);
-
- // Generate an answer with only SDES support, since tdf2 has crypto disabled.
- answer.reset(f2_.CreateAnswer(offer.get(), options, NULL));
- ASSERT_TRUE(answer.get() != NULL);
-
- audio_media_desc = static_cast<const cricket::MediaContentDescription*>(
- answer->GetContentDescriptionByName("audio"));
- ASSERT_TRUE(audio_media_desc != NULL);
- video_media_desc = static_cast<const cricket::MediaContentDescription*>(
- answer->GetContentDescriptionByName("video"));
- ASSERT_TRUE(video_media_desc != NULL);
- EXPECT_EQ(1u, audio_media_desc->cryptos().size());
- EXPECT_EQ(1u, video_media_desc->cryptos().size());
-
- audio_trans_desc = answer->GetTransportDescriptionByName("audio");
- ASSERT_TRUE(audio_trans_desc != NULL);
- video_trans_desc = answer->GetTransportDescriptionByName("video");
- ASSERT_TRUE(video_trans_desc != NULL);
- ASSERT_TRUE(audio_trans_desc->identity_fingerprint.get() == NULL);
- ASSERT_TRUE(video_trans_desc->identity_fingerprint.get() == NULL);
-
- // Enable DTLS; the answer should now only have DTLS support.
- tdf2_.set_secure(SEC_ENABLED);
- answer.reset(f2_.CreateAnswer(offer.get(), options, NULL));
- ASSERT_TRUE(answer.get() != NULL);
-
- audio_media_desc = static_cast<const cricket::MediaContentDescription*>(
- answer->GetContentDescriptionByName("audio"));
- ASSERT_TRUE(audio_media_desc != NULL);
- video_media_desc = static_cast<const cricket::MediaContentDescription*>(
- answer->GetContentDescriptionByName("video"));
- ASSERT_TRUE(video_media_desc != NULL);
- EXPECT_TRUE(audio_media_desc->cryptos().empty());
- EXPECT_TRUE(video_media_desc->cryptos().empty());
- EXPECT_EQ(std::string(cricket::kMediaProtocolSavpf),
- audio_media_desc->protocol());
- EXPECT_EQ(std::string(cricket::kMediaProtocolSavpf),
- video_media_desc->protocol());
-
- audio_trans_desc = answer->GetTransportDescriptionByName("audio");
- ASSERT_TRUE(audio_trans_desc != NULL);
- video_trans_desc = answer->GetTransportDescriptionByName("video");
- ASSERT_TRUE(video_trans_desc != NULL);
- ASSERT_TRUE(audio_trans_desc->identity_fingerprint.get() != NULL);
- ASSERT_TRUE(video_trans_desc->identity_fingerprint.get() != NULL);
-
- // Try creating offer again. DTLS enabled now, crypto's should be empty
- // in new offer.
- offer.reset(f1_.CreateOffer(options, offer.get()));
- ASSERT_TRUE(offer.get() != NULL);
- audio_media_desc = static_cast<const cricket::MediaContentDescription*>(
- offer->GetContentDescriptionByName("audio"));
- ASSERT_TRUE(audio_media_desc != NULL);
- video_media_desc = static_cast<const cricket::MediaContentDescription*>(
- offer->GetContentDescriptionByName("video"));
- ASSERT_TRUE(video_media_desc != NULL);
- EXPECT_TRUE(audio_media_desc->cryptos().empty());
- EXPECT_TRUE(video_media_desc->cryptos().empty());
-
- audio_trans_desc = offer->GetTransportDescriptionByName("audio");
- ASSERT_TRUE(audio_trans_desc != NULL);
- video_trans_desc = offer->GetTransportDescriptionByName("video");
- ASSERT_TRUE(video_trans_desc != NULL);
- ASSERT_TRUE(audio_trans_desc->identity_fingerprint.get() != NULL);
- ASSERT_TRUE(video_trans_desc->identity_fingerprint.get() != NULL);
-}
-
-// Test that an answer can't be created if cryptos are required but the offer is
-// unsecure.
-TEST_F(MediaSessionDescriptionFactoryTest, TestSecureAnswerToUnsecureOffer) {
- MediaSessionOptions options;
- f1_.set_secure(SEC_DISABLED);
- tdf1_.set_secure(SEC_DISABLED);
- f2_.set_secure(SEC_REQUIRED);
- tdf1_.set_secure(SEC_ENABLED);
-
- rtc::scoped_ptr<SessionDescription> offer(f1_.CreateOffer(options,
- NULL));
- ASSERT_TRUE(offer.get() != NULL);
- rtc::scoped_ptr<SessionDescription> answer(
- f2_.CreateAnswer(offer.get(), options, NULL));
- EXPECT_TRUE(answer.get() == NULL);
-}
-
-// Test that we accept a DTLS offer without SDES and create an appropriate
-// answer.
-TEST_F(MediaSessionDescriptionFactoryTest, TestCryptoOfferDtlsButNotSdes) {
- f1_.set_secure(SEC_DISABLED);
- f2_.set_secure(SEC_ENABLED);
- tdf1_.set_secure(SEC_ENABLED);
- tdf2_.set_secure(SEC_ENABLED);
- MediaSessionOptions options;
- options.recv_audio = true;
- options.recv_video = true;
- options.data_channel_type = cricket::DCT_RTP;
-
- rtc::scoped_ptr<SessionDescription> offer, answer;
-
- // Generate an offer with DTLS but without SDES.
- offer.reset(f1_.CreateOffer(options, NULL));
- ASSERT_TRUE(offer.get() != NULL);
-
- const AudioContentDescription* audio_offer =
- GetFirstAudioContentDescription(offer.get());
- ASSERT_TRUE(audio_offer->cryptos().empty());
- const VideoContentDescription* video_offer =
- GetFirstVideoContentDescription(offer.get());
- ASSERT_TRUE(video_offer->cryptos().empty());
- const DataContentDescription* data_offer =
- GetFirstDataContentDescription(offer.get());
- ASSERT_TRUE(data_offer->cryptos().empty());
-
- const cricket::TransportDescription* audio_offer_trans_desc =
- offer->GetTransportDescriptionByName("audio");
- ASSERT_TRUE(audio_offer_trans_desc->identity_fingerprint.get() != NULL);
- const cricket::TransportDescription* video_offer_trans_desc =
- offer->GetTransportDescriptionByName("video");
- ASSERT_TRUE(video_offer_trans_desc->identity_fingerprint.get() != NULL);
- const cricket::TransportDescription* data_offer_trans_desc =
- offer->GetTransportDescriptionByName("data");
- ASSERT_TRUE(data_offer_trans_desc->identity_fingerprint.get() != NULL);
-
- // Generate an answer with DTLS.
- answer.reset(f2_.CreateAnswer(offer.get(), options, NULL));
- ASSERT_TRUE(answer.get() != NULL);
-
- const cricket::TransportDescription* audio_answer_trans_desc =
- answer->GetTransportDescriptionByName("audio");
- EXPECT_TRUE(audio_answer_trans_desc->identity_fingerprint.get() != NULL);
- const cricket::TransportDescription* video_answer_trans_desc =
- answer->GetTransportDescriptionByName("video");
- EXPECT_TRUE(video_answer_trans_desc->identity_fingerprint.get() != NULL);
- const cricket::TransportDescription* data_answer_trans_desc =
- answer->GetTransportDescriptionByName("data");
- EXPECT_TRUE(data_answer_trans_desc->identity_fingerprint.get() != NULL);
-}
-
-// Verifies if vad_enabled option is set to false, CN codecs are not present in
-// offer or answer.
-TEST_F(MediaSessionDescriptionFactoryTest, TestVADEnableOption) {
- MediaSessionOptions options;
- options.recv_audio = true;
- options.recv_video = true;
- rtc::scoped_ptr<SessionDescription> offer(
- f1_.CreateOffer(options, NULL));
- ASSERT_TRUE(offer.get() != NULL);
- const ContentInfo* audio_content = offer->GetContentByName("audio");
- EXPECT_FALSE(VerifyNoCNCodecs(audio_content));
-
- options.vad_enabled = false;
- offer.reset(f1_.CreateOffer(options, NULL));
- ASSERT_TRUE(offer.get() != NULL);
- audio_content = offer->GetContentByName("audio");
- EXPECT_TRUE(VerifyNoCNCodecs(audio_content));
- rtc::scoped_ptr<SessionDescription> answer(
- f1_.CreateAnswer(offer.get(), options, NULL));
- ASSERT_TRUE(answer.get() != NULL);
- audio_content = answer->GetContentByName("audio");
- EXPECT_TRUE(VerifyNoCNCodecs(audio_content));
-}
-
-// Test that the content name ("mid" in SDP) is unchanged when creating a
-// new offer.
-TEST_F(MediaSessionDescriptionFactoryTest,
- TestContentNameNotChangedInSubsequentOffers) {
- MediaSessionOptions opts;
- opts.recv_audio = true;
- opts.recv_video = true;
- opts.data_channel_type = cricket::DCT_SCTP;
- // Create offer and modify the default content names.
- rtc::scoped_ptr<SessionDescription> offer(f1_.CreateOffer(opts, nullptr));
- for (ContentInfo& content : offer->contents()) {
- content.name.append("_modified");
- }
-
- rtc::scoped_ptr<SessionDescription> updated_offer(
- f1_.CreateOffer(opts, offer.get()));
- const ContentInfo* audio_content = GetFirstAudioContent(updated_offer.get());
- const ContentInfo* video_content = GetFirstVideoContent(updated_offer.get());
- const ContentInfo* data_content = GetFirstDataContent(updated_offer.get());
- ASSERT_TRUE(audio_content != nullptr);
- ASSERT_TRUE(video_content != nullptr);
- ASSERT_TRUE(data_content != nullptr);
- EXPECT_EQ("audio_modified", audio_content->name);
- EXPECT_EQ("video_modified", video_content->name);
- EXPECT_EQ("data_modified", data_content->name);
-}
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