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/*
* Copyright (c) 2021 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 "modules/rtp_rtcp/source/rtp_util.h"
#include <cstdint>
#include "test/gtest.h"
namespace webrtc {
namespace {
TEST(RtpUtilTest, IsRtpPacket) {
constexpr uint8_t kMinimalisticRtpPacket[] = {0x80, 97, 0, 0, //
0, 0, 0, 0, //
0, 0, 0, 0};
EXPECT_TRUE(IsRtpPacket(kMinimalisticRtpPacket));
constexpr uint8_t kWrongRtpVersion[] = {0xc0, 97, 0, 0, //
0, 0, 0, 0, //
0, 0, 0, 0};
EXPECT_FALSE(IsRtpPacket(kWrongRtpVersion));
constexpr uint8_t kPacketWithPayloadForRtcp[] = {0x80, 200, 0, 0, //
0, 0, 0, 0, //
0, 0, 0, 0};
EXPECT_FALSE(IsRtpPacket(kPacketWithPayloadForRtcp));
constexpr uint8_t kTooSmallRtpPacket[] = {0x80, 97, 0, 0, //
0, 0, 0, 0, //
0, 0, 0};
EXPECT_FALSE(IsRtpPacket(kTooSmallRtpPacket));
EXPECT_FALSE(IsRtpPacket({}));
}
TEST(RtpUtilTest, IsRtcpPacket) {
constexpr uint8_t kMinimalisticRtcpPacket[] = {0x80, 202, 0, 0};
EXPECT_TRUE(IsRtcpPacket(kMinimalisticRtcpPacket));
constexpr uint8_t kWrongRtpVersion[] = {0xc0, 202, 0, 0};
EXPECT_FALSE(IsRtcpPacket(kWrongRtpVersion));
constexpr uint8_t kPacketWithPayloadForRtp[] = {0x80, 225, 0, 0};
EXPECT_FALSE(IsRtcpPacket(kPacketWithPayloadForRtp));
constexpr uint8_t kTooSmallRtcpPacket[] = {0x80, 202, 0};
EXPECT_FALSE(IsRtcpPacket(kTooSmallRtcpPacket));
EXPECT_FALSE(IsRtcpPacket({}));
}
TEST(RtpUtilTest, ParseRtpPayloadType) {
constexpr uint8_t kMinimalisticRtpPacket[] = {0x80, 97, 0, 0, //
0, 0, 0, 0, //
0x12, 0x34, 0x56, 0x78};
EXPECT_EQ(ParseRtpPayloadType(kMinimalisticRtpPacket), 97);
constexpr uint8_t kMinimalisticRtpPacketWithMarker[] = {
0x80, 0x80 | 97, 0, 0, //
0, 0, 0, 0, //
0x12, 0x34, 0x56, 0x78};
EXPECT_EQ(ParseRtpPayloadType(kMinimalisticRtpPacketWithMarker), 97);
}
TEST(RtpUtilTest, ParseRtpSequenceNumber) {
constexpr uint8_t kMinimalisticRtpPacket[] = {0x80, 97, 0x12, 0x34, //
0, 0, 0, 0, //
0, 0, 0, 0};
EXPECT_EQ(ParseRtpSequenceNumber(kMinimalisticRtpPacket), 0x1234);
}
TEST(RtpUtilTest, ParseRtpSsrc) {
constexpr uint8_t kMinimalisticRtpPacket[] = {0x80, 97, 0, 0, //
0, 0, 0, 0, //
0x12, 0x34, 0x56, 0x78};
EXPECT_EQ(ParseRtpSsrc(kMinimalisticRtpPacket), 0x12345678u);
}
} // namespace
} // namespace webrtc
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