| /* |
| * Copyright (c) 2016 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 "webrtc/modules/rtp_rtcp/source/rtcp_packet/tmmbn.h" |
| |
| #include "testing/gtest/include/gtest/gtest.h" |
| |
| #include "webrtc/modules/rtp_rtcp/source/byte_io.h" |
| #include "webrtc/test/rtcp_packet_parser.h" |
| |
| using webrtc::rtcp::RawPacket; |
| using webrtc::rtcp::Tmmbn; |
| using webrtc::test::RtcpPacketParser; |
| |
| namespace webrtc { |
| const uint32_t kSenderSsrc = 0x12345678; |
| const uint32_t kRemoteSsrc = 0x23456789; |
| |
| TEST(RtcpPacketTest, TmmbnWithNoItem) { |
| Tmmbn tmmbn; |
| tmmbn.From(kSenderSsrc); |
| |
| rtc::scoped_ptr<RawPacket> packet(tmmbn.Build()); |
| RtcpPacketParser parser; |
| parser.Parse(packet->Buffer(), packet->Length()); |
| EXPECT_EQ(1, parser.tmmbn()->num_packets()); |
| EXPECT_EQ(kSenderSsrc, parser.tmmbn()->Ssrc()); |
| EXPECT_EQ(0, parser.tmmbn_items()->num_packets()); |
| } |
| |
| TEST(RtcpPacketTest, TmmbnWithOneItem) { |
| Tmmbn tmmbn; |
| tmmbn.From(kSenderSsrc); |
| EXPECT_TRUE(tmmbn.WithTmmbr(kRemoteSsrc, 312, 60)); |
| |
| rtc::scoped_ptr<RawPacket> packet(tmmbn.Build()); |
| RtcpPacketParser parser; |
| parser.Parse(packet->Buffer(), packet->Length()); |
| EXPECT_EQ(1, parser.tmmbn()->num_packets()); |
| EXPECT_EQ(kSenderSsrc, parser.tmmbn()->Ssrc()); |
| EXPECT_EQ(1, parser.tmmbn_items()->num_packets()); |
| EXPECT_EQ(kRemoteSsrc, parser.tmmbn_items()->Ssrc(0)); |
| EXPECT_EQ(312U, parser.tmmbn_items()->BitrateKbps(0)); |
| EXPECT_EQ(60U, parser.tmmbn_items()->Overhead(0)); |
| } |
| |
| TEST(RtcpPacketTest, TmmbnWithTwoItems) { |
| Tmmbn tmmbn; |
| tmmbn.From(kSenderSsrc); |
| EXPECT_TRUE(tmmbn.WithTmmbr(kRemoteSsrc, 312, 60)); |
| EXPECT_TRUE(tmmbn.WithTmmbr(kRemoteSsrc + 1, 1288, 40)); |
| |
| rtc::scoped_ptr<RawPacket> packet(tmmbn.Build()); |
| RtcpPacketParser parser; |
| parser.Parse(packet->Buffer(), packet->Length()); |
| EXPECT_EQ(1, parser.tmmbn()->num_packets()); |
| EXPECT_EQ(kSenderSsrc, parser.tmmbn()->Ssrc()); |
| EXPECT_EQ(2, parser.tmmbn_items()->num_packets()); |
| EXPECT_EQ(kRemoteSsrc, parser.tmmbn_items()->Ssrc(0)); |
| EXPECT_EQ(312U, parser.tmmbn_items()->BitrateKbps(0)); |
| EXPECT_EQ(60U, parser.tmmbn_items()->Overhead(0)); |
| EXPECT_EQ(kRemoteSsrc + 1, parser.tmmbn_items()->Ssrc(1)); |
| EXPECT_EQ(1288U, parser.tmmbn_items()->BitrateKbps(1)); |
| EXPECT_EQ(40U, parser.tmmbn_items()->Overhead(1)); |
| } |
| |
| TEST(RtcpPacketTest, TmmbnWithTooManyItems) { |
| Tmmbn tmmbn; |
| tmmbn.From(kSenderSsrc); |
| const int kMaxTmmbrItems = 50; |
| for (int i = 0; i < kMaxTmmbrItems; ++i) |
| EXPECT_TRUE(tmmbn.WithTmmbr(kRemoteSsrc + i, 312, 60)); |
| |
| EXPECT_FALSE(tmmbn.WithTmmbr(kRemoteSsrc + kMaxTmmbrItems, 312, 60)); |
| } |
| |
| } // namespace webrtc |