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a4d873786f
This CL was generated by running git ls-files | grep -P "(\.h|\.cc)$" | grep -v 'sdk/' | grep -v 'rtc_base/ssl_' | \ grep -v 'fake_rtc_certificate_generator.h' | grep -v 'modules/audio_device/win/' | \ grep -v 'system_wrappers/source/clock.cc' | grep -v 'rtc_base/trace_event.h' | \ grep -v 'modules/audio_coding/codecs/ilbc/' | grep -v 'screen_capturer_mac.h' | \ grep -v 'spl_inl_mips.h' | grep -v 'data_size_unittest.cc' | grep -v 'timestamp_unittest.cc' \ | xargs clang-format -i ; git cl format Most of these changes are clang-format grouping and reordering includes differently. Bug: webrtc:9340 Change-Id: Ic83ddbc169bfacd21883e381b5181c3dd4fe8a63 Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/144051 Commit-Queue: Jonas Olsson <jonasolsson@webrtc.org> Reviewed-by: Karl Wiberg <kwiberg@webrtc.org> Cr-Commit-Position: refs/heads/master@{#28505}
198 lines
7 KiB
C++
198 lines
7 KiB
C++
/*
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* Copyright (c) 2015 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#include "modules/rtp_rtcp/source/packet_loss_stats.h"
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#include "test/gtest.h"
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namespace webrtc {
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class PacketLossStatsTest : public ::testing::Test {
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protected:
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PacketLossStats stats_;
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};
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// Add a lost packet as every other packet, they should all count as single
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// losses.
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TEST_F(PacketLossStatsTest, EveryOtherPacket) {
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for (int i = 0; i < 1000; i += 2) {
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stats_.AddLostPacket(i);
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}
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EXPECT_EQ(500, stats_.GetSingleLossCount());
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EXPECT_EQ(0, stats_.GetMultipleLossEventCount());
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EXPECT_EQ(0, stats_.GetMultipleLossPacketCount());
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}
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// Add a lost packet as every other packet, but such that the sequence numbers
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// will wrap around while they are being added.
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TEST_F(PacketLossStatsTest, EveryOtherPacketWrapped) {
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for (int i = 65500; i < 66500; i += 2) {
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stats_.AddLostPacket(i & 0xFFFF);
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}
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EXPECT_EQ(500, stats_.GetSingleLossCount());
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EXPECT_EQ(0, stats_.GetMultipleLossEventCount());
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EXPECT_EQ(0, stats_.GetMultipleLossPacketCount());
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}
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// Add a lost packet as every other packet, but such that the sequence numbers
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// will wrap around close to the very end, such that the buffer contains packets
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// on either side of the wrapping.
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TEST_F(PacketLossStatsTest, EveryOtherPacketWrappedAtEnd) {
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for (int i = 64600; i < 65600; i += 2) {
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stats_.AddLostPacket(i & 0xFFFF);
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}
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EXPECT_EQ(500, stats_.GetSingleLossCount());
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EXPECT_EQ(0, stats_.GetMultipleLossEventCount());
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EXPECT_EQ(0, stats_.GetMultipleLossPacketCount());
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}
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// Add a lost packet as the first three of every eight packets. Each set of
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// three should count as a multiple loss event and three multiple loss packets.
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TEST_F(PacketLossStatsTest, FirstThreeOfEight) {
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for (int i = 0; i < 1000; ++i) {
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if ((i & 7) < 3) {
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stats_.AddLostPacket(i);
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}
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}
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EXPECT_EQ(0, stats_.GetSingleLossCount());
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EXPECT_EQ(125, stats_.GetMultipleLossEventCount());
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EXPECT_EQ(375, stats_.GetMultipleLossPacketCount());
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}
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// Add a lost packet as the first three of every eight packets such that the
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// sequence numbers wrap in the middle of adding them.
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TEST_F(PacketLossStatsTest, FirstThreeOfEightWrapped) {
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for (int i = 65500; i < 66500; ++i) {
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if ((i & 7) < 3) {
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stats_.AddLostPacket(i & 0xFFFF);
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}
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}
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EXPECT_EQ(0, stats_.GetSingleLossCount());
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EXPECT_EQ(125, stats_.GetMultipleLossEventCount());
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EXPECT_EQ(375, stats_.GetMultipleLossPacketCount());
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}
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// Add a lost packet as the first three of every eight packets such that the
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// sequence numbers wrap near the end of adding them and there are still numbers
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// in the buffer from before the wrapping.
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TEST_F(PacketLossStatsTest, FirstThreeOfEightWrappedAtEnd) {
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for (int i = 64600; i < 65600; ++i) {
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if ((i & 7) < 3) {
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stats_.AddLostPacket(i & 0xFFFF);
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}
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}
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EXPECT_EQ(0, stats_.GetSingleLossCount());
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EXPECT_EQ(125, stats_.GetMultipleLossEventCount());
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EXPECT_EQ(375, stats_.GetMultipleLossPacketCount());
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}
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// Add loss packets as the first three and the fifth of every eight packets. The
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// set of three should be multiple loss and the fifth should be single loss.
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TEST_F(PacketLossStatsTest, FirstThreeAndFifthOfEight) {
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for (int i = 0; i < 1000; ++i) {
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if ((i & 7) < 3 || (i & 7) == 4) {
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stats_.AddLostPacket(i);
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}
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}
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EXPECT_EQ(125, stats_.GetSingleLossCount());
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EXPECT_EQ(125, stats_.GetMultipleLossEventCount());
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EXPECT_EQ(375, stats_.GetMultipleLossPacketCount());
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}
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// Add loss packets as the first three and the fifth of every eight packets such
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// that the sequence numbers wrap in the middle of adding them.
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TEST_F(PacketLossStatsTest, FirstThreeAndFifthOfEightWrapped) {
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for (int i = 65500; i < 66500; ++i) {
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if ((i & 7) < 3 || (i & 7) == 4) {
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stats_.AddLostPacket(i & 0xFFFF);
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}
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}
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EXPECT_EQ(125, stats_.GetSingleLossCount());
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EXPECT_EQ(125, stats_.GetMultipleLossEventCount());
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EXPECT_EQ(375, stats_.GetMultipleLossPacketCount());
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}
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// Add loss packets as the first three and the fifth of every eight packets such
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// that the sequence numbers wrap near the end of adding them and there are
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// packets from before the wrapping still in the buffer.
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TEST_F(PacketLossStatsTest, FirstThreeAndFifthOfEightWrappedAtEnd) {
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for (int i = 64600; i < 65600; ++i) {
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if ((i & 7) < 3 || (i & 7) == 4) {
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stats_.AddLostPacket(i & 0xFFFF);
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}
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}
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EXPECT_EQ(125, stats_.GetSingleLossCount());
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EXPECT_EQ(125, stats_.GetMultipleLossEventCount());
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EXPECT_EQ(375, stats_.GetMultipleLossPacketCount());
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}
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// Add loss packets such that there is a multiple loss event that continues
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// around the wrapping of sequence numbers.
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TEST_F(PacketLossStatsTest, MultipleLossEventWrapped) {
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for (int i = 60000; i < 60500; i += 2) {
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stats_.AddLostPacket(i);
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}
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for (int i = 65530; i < 65540; ++i) {
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stats_.AddLostPacket(i & 0xFFFF);
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}
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EXPECT_EQ(250, stats_.GetSingleLossCount());
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EXPECT_EQ(1, stats_.GetMultipleLossEventCount());
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EXPECT_EQ(10, stats_.GetMultipleLossPacketCount());
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}
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// Add loss packets such that there is a multiple loss event that continues
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// around the wrapping of sequence numbers and then is pushed out of the buffer.
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TEST_F(PacketLossStatsTest, MultipleLossEventWrappedPushedOut) {
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for (int i = 60000; i < 60500; i += 2) {
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stats_.AddLostPacket(i);
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}
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for (int i = 65530; i < 65540; ++i) {
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stats_.AddLostPacket(i & 0xFFFF);
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}
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for (int i = 1000; i < 1500; i += 2) {
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stats_.AddLostPacket(i);
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}
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EXPECT_EQ(500, stats_.GetSingleLossCount());
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EXPECT_EQ(1, stats_.GetMultipleLossEventCount());
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EXPECT_EQ(10, stats_.GetMultipleLossPacketCount());
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}
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// Add loss packets out of order and ensure that they still get counted
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// correctly as single or multiple loss events.
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TEST_F(PacketLossStatsTest, OutOfOrder) {
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for (int i = 0; i < 1000; i += 10) {
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stats_.AddLostPacket(i + 5);
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stats_.AddLostPacket(i + 7);
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stats_.AddLostPacket(i + 4);
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stats_.AddLostPacket(i + 1);
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stats_.AddLostPacket(i + 2);
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}
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EXPECT_EQ(100, stats_.GetSingleLossCount());
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EXPECT_EQ(200, stats_.GetMultipleLossEventCount());
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EXPECT_EQ(400, stats_.GetMultipleLossPacketCount());
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}
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// Add loss packets out of order and ensure that they still get counted
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// correctly as single or multiple loss events, and wrap in the middle of
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// adding.
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TEST_F(PacketLossStatsTest, OutOfOrderWrapped) {
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for (int i = 65000; i < 66000; i += 10) {
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stats_.AddLostPacket((i + 5) & 0xFFFF);
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stats_.AddLostPacket((i + 7) & 0xFFFF);
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stats_.AddLostPacket((i + 4) & 0xFFFF);
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stats_.AddLostPacket((i + 1) & 0xFFFF);
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stats_.AddLostPacket((i + 2) & 0xFFFF);
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}
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EXPECT_EQ(100, stats_.GetSingleLossCount());
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EXPECT_EQ(200, stats_.GetMultipleLossEventCount());
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EXPECT_EQ(400, stats_.GetMultipleLossPacketCount());
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}
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} // namespace webrtc
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