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/*
* Copyright 2018 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#include "pc/session_description.h"
#include <memory>
#include <utility>
#include "test/gtest.h"
namespace webrtc {
TEST(MediaContentDescriptionTest, ExtmapAllowMixedDefaultValue) {
VideoContentDescription video_desc;
EXPECT_EQ(MediaContentDescription::kMedia,
video_desc.extmap_allow_mixed_enum());
}
TEST(MediaContentDescriptionTest, SetExtmapAllowMixed) {
VideoContentDescription video_desc;
video_desc.set_extmap_allow_mixed_enum(MediaContentDescription::kNo);
EXPECT_EQ(MediaContentDescription::kNo, video_desc.extmap_allow_mixed_enum());
video_desc.set_extmap_allow_mixed_enum(MediaContentDescription::kMedia);
EXPECT_EQ(MediaContentDescription::kMedia,
video_desc.extmap_allow_mixed_enum());
video_desc.set_extmap_allow_mixed_enum(MediaContentDescription::kSession);
EXPECT_EQ(MediaContentDescription::kSession,
video_desc.extmap_allow_mixed_enum());
// Not allowed to downgrade from kSession to kMedia.
video_desc.set_extmap_allow_mixed_enum(MediaContentDescription::kMedia);
EXPECT_EQ(MediaContentDescription::kSession,
video_desc.extmap_allow_mixed_enum());
// Always okay to set not supported.
video_desc.set_extmap_allow_mixed_enum(MediaContentDescription::kNo);
EXPECT_EQ(MediaContentDescription::kNo, video_desc.extmap_allow_mixed_enum());
video_desc.set_extmap_allow_mixed_enum(MediaContentDescription::kMedia);
EXPECT_EQ(MediaContentDescription::kMedia,
video_desc.extmap_allow_mixed_enum());
video_desc.set_extmap_allow_mixed_enum(MediaContentDescription::kNo);
EXPECT_EQ(MediaContentDescription::kNo, video_desc.extmap_allow_mixed_enum());
}
TEST(MediaContentDescriptionTest, MixedOneTwoByteHeaderSupported) {
VideoContentDescription video_desc;
video_desc.set_extmap_allow_mixed_enum(MediaContentDescription::kNo);
EXPECT_FALSE(video_desc.extmap_allow_mixed());
video_desc.set_extmap_allow_mixed_enum(MediaContentDescription::kMedia);
EXPECT_TRUE(video_desc.extmap_allow_mixed());
video_desc.set_extmap_allow_mixed_enum(MediaContentDescription::kSession);
EXPECT_TRUE(video_desc.extmap_allow_mixed());
}
TEST(SessionDescriptionTest, SetExtmapAllowMixed) {
SessionDescription session_desc;
session_desc.set_extmap_allow_mixed(true);
EXPECT_TRUE(session_desc.extmap_allow_mixed());
session_desc.set_extmap_allow_mixed(false);
EXPECT_FALSE(session_desc.extmap_allow_mixed());
}
TEST(SessionDescriptionTest, SetExtmapAllowMixedPropagatesToMediaLevel) {
SessionDescription session_desc;
session_desc.AddContent("video", MediaProtocolType::kRtp,
std::make_unique<VideoContentDescription>());
MediaContentDescription* video_desc =
session_desc.GetContentDescriptionByName("video");
// Setting true on session level propagates to media level.
session_desc.set_extmap_allow_mixed(true);
EXPECT_EQ(MediaContentDescription::kSession,
video_desc->extmap_allow_mixed_enum());
// Don't downgrade from session level to media level
video_desc->set_extmap_allow_mixed_enum(MediaContentDescription::kMedia);
EXPECT_EQ(MediaContentDescription::kSession,
video_desc->extmap_allow_mixed_enum());
// Setting false on session level propagates to media level if the current
// state is kSession.
session_desc.set_extmap_allow_mixed(false);
EXPECT_EQ(MediaContentDescription::kNo,
video_desc->extmap_allow_mixed_enum());
// Now possible to set at media level.
video_desc->set_extmap_allow_mixed_enum(MediaContentDescription::kMedia);
EXPECT_EQ(MediaContentDescription::kMedia,
video_desc->extmap_allow_mixed_enum());
// Setting false on session level does not override on media level if current
// state is kMedia.
session_desc.set_extmap_allow_mixed(false);
EXPECT_EQ(MediaContentDescription::kMedia,
video_desc->extmap_allow_mixed_enum());
// Setting true on session level overrides setting on media level.
session_desc.set_extmap_allow_mixed(true);
EXPECT_EQ(MediaContentDescription::kSession,
video_desc->extmap_allow_mixed_enum());
}
TEST(SessionDescriptionTest, AddContentTransfersExtmapAllowMixedSetting) {
SessionDescription session_desc;
session_desc.set_extmap_allow_mixed(false);
std::unique_ptr<MediaContentDescription> audio_desc =
std::make_unique<AudioContentDescription>();
audio_desc->set_extmap_allow_mixed_enum(MediaContentDescription::kMedia);
// If session setting is false, media level setting is preserved when new
// content is added.
session_desc.AddContent("audio", MediaProtocolType::kRtp,
std::move(audio_desc));
EXPECT_EQ(MediaContentDescription::kMedia,
session_desc.GetContentDescriptionByName("audio")
->extmap_allow_mixed_enum());
// If session setting is true, it's transferred to media level when new
// content is added.
session_desc.set_extmap_allow_mixed(true);
std::unique_ptr<MediaContentDescription> video_desc =
std::make_unique<VideoContentDescription>();
session_desc.AddContent("video", MediaProtocolType::kRtp,
std::move(video_desc));
EXPECT_EQ(MediaContentDescription::kSession,
session_desc.GetContentDescriptionByName("video")
->extmap_allow_mixed_enum());
}
} // namespace webrtc
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