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92ea95e34a
In https://webrtc-review.googlesource.com/c/src/+/1560 we moved WebRTC from src/webrtc to src/ (in order to preserve an healthy git history). This CL takes care of fixing header guards, #include paths, etc... NOPRESUBMIT=true NOTREECHECKS=true NOTRY=true TBR=tommi@webrtc.org Bug: chromium:611808 Change-Id: Iea91618212bee0af16aa3f05071eab8f93706578 Reviewed-on: https://webrtc-review.googlesource.com/1561 Reviewed-by: Mirko Bonadei <mbonadei@webrtc.org> Reviewed-by: Henrik Kjellander <kjellander@webrtc.org> Commit-Queue: Mirko Bonadei <mbonadei@webrtc.org> Cr-Commit-Position: refs/heads/master@{#19846}
92 lines
2.9 KiB
C++
92 lines
2.9 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/rtcp_packet/dlrr.h"
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#include "modules/rtp_rtcp/source/byte_io.h"
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#include "test/gtest.h"
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using webrtc::rtcp::Dlrr;
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using webrtc::rtcp::ReceiveTimeInfo;
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namespace webrtc {
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namespace {
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const uint32_t kSsrc = 0x12345678;
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const uint32_t kLastRR = 0x23344556;
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const uint32_t kDelay = 0x33343536;
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const uint8_t kBlock[] = {0x05, 0x00, 0x00, 0x03, 0x12, 0x34, 0x56, 0x78,
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0x23, 0x34, 0x45, 0x56, 0x33, 0x34, 0x35, 0x36};
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const size_t kBlockSizeBytes = sizeof(kBlock);
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} // namespace
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TEST(RtcpPacketDlrrTest, Empty) {
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Dlrr dlrr;
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EXPECT_EQ(0u, dlrr.BlockLength());
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}
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TEST(RtcpPacketDlrrTest, Create) {
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Dlrr dlrr;
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dlrr.AddDlrrItem(ReceiveTimeInfo(kSsrc, kLastRR, kDelay));
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ASSERT_EQ(kBlockSizeBytes, dlrr.BlockLength());
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uint8_t buffer[kBlockSizeBytes];
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dlrr.Create(buffer);
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EXPECT_EQ(0, memcmp(buffer, kBlock, kBlockSizeBytes));
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}
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TEST(RtcpPacketDlrrTest, Parse) {
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Dlrr dlrr;
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uint16_t block_length = ByteReader<uint16_t>::ReadBigEndian(&kBlock[2]);
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EXPECT_TRUE(dlrr.Parse(kBlock, block_length));
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EXPECT_EQ(1u, dlrr.sub_blocks().size());
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const ReceiveTimeInfo& block = dlrr.sub_blocks().front();
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EXPECT_EQ(kSsrc, block.ssrc);
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EXPECT_EQ(kLastRR, block.last_rr);
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EXPECT_EQ(kDelay, block.delay_since_last_rr);
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}
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TEST(RtcpPacketDlrrTest, ParseFailsOnBadSize) {
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const size_t kBigBufferSize = 0x100; // More than enough.
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uint8_t buffer[kBigBufferSize];
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buffer[0] = Dlrr::kBlockType;
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buffer[1] = 0; // Reserved.
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buffer[2] = 0; // Most significant size byte.
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for (uint8_t size = 3; size < 6; ++size) {
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buffer[3] = size;
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Dlrr dlrr;
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// Parse should be successful only when size is multiple of 3.
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EXPECT_EQ(size % 3 == 0, dlrr.Parse(buffer, static_cast<uint16_t>(size)));
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}
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}
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TEST(RtcpPacketDlrrTest, CreateAndParseManySubBlocks) {
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const size_t kBufferSize = 0x1000; // More than enough.
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const size_t kManyDlrrItems = 50;
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uint8_t buffer[kBufferSize];
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// Create.
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Dlrr dlrr;
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for (size_t i = 1; i <= kManyDlrrItems; ++i)
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dlrr.AddDlrrItem(ReceiveTimeInfo(kSsrc + i, kLastRR + i, kDelay + i));
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size_t used_buffer_size = dlrr.BlockLength();
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ASSERT_LE(used_buffer_size, kBufferSize);
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dlrr.Create(buffer);
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// Parse.
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Dlrr parsed;
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uint16_t block_length = ByteReader<uint16_t>::ReadBigEndian(&buffer[2]);
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EXPECT_EQ(used_buffer_size, (block_length + 1) * 4u);
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EXPECT_TRUE(parsed.Parse(buffer, block_length));
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EXPECT_EQ(kManyDlrrItems, parsed.sub_blocks().size());
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}
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} // namespace webrtc
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