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/*
* Copyright (c) 2012 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.
*/
/*
* This file includes unit tests for the RtpHeaderExtensionMap.
*/
#include "testing/gtest/include/gtest/gtest.h"
#include "webrtc/modules/rtp_rtcp/interface/rtp_rtcp_defines.h"
#include "webrtc/modules/rtp_rtcp/source/rtp_header_extension.h"
#include "webrtc/typedefs.h"
namespace webrtc {
class RtpHeaderExtensionTest : public ::testing::Test {
protected:
RtpHeaderExtensionTest() {}
~RtpHeaderExtensionTest() {}
RtpHeaderExtensionMap map_;
static const uint8_t kId;
};
const uint8_t RtpHeaderExtensionTest::kId = 3;
TEST_F(RtpHeaderExtensionTest, Register) {
EXPECT_EQ(0, map_.Size());
EXPECT_EQ(0, map_.Register(kRtpExtensionTransmissionTimeOffset, kId));
EXPECT_EQ(1, map_.Size());
EXPECT_EQ(0, map_.Deregister(kRtpExtensionTransmissionTimeOffset));
EXPECT_EQ(0, map_.Size());
}
TEST_F(RtpHeaderExtensionTest, RegisterIllegalArg) {
// Valid range for id: [1-14].
EXPECT_EQ(-1, map_.Register(kRtpExtensionTransmissionTimeOffset, 0));
EXPECT_EQ(-1, map_.Register(kRtpExtensionTransmissionTimeOffset, 15));
}
TEST_F(RtpHeaderExtensionTest, Idempotent) {
EXPECT_EQ(0, map_.Register(kRtpExtensionTransmissionTimeOffset, kId));
EXPECT_EQ(0, map_.Register(kRtpExtensionTransmissionTimeOffset, kId));
EXPECT_EQ(0, map_.Deregister(kRtpExtensionTransmissionTimeOffset));
EXPECT_EQ(0, map_.Deregister(kRtpExtensionTransmissionTimeOffset));
}
TEST_F(RtpHeaderExtensionTest, NonUniqueId) {
EXPECT_EQ(0, map_.Register(kRtpExtensionTransmissionTimeOffset, kId));
EXPECT_EQ(-1, map_.Register(kRtpExtensionAudioLevel, kId));
}
TEST_F(RtpHeaderExtensionTest, GetTotalLength) {
EXPECT_EQ(0u, map_.GetTotalLengthInBytes());
EXPECT_EQ(0, map_.Register(kRtpExtensionTransmissionTimeOffset, kId));
EXPECT_EQ(kRtpOneByteHeaderLength + kTransmissionTimeOffsetLength,
map_.GetTotalLengthInBytes());
}
TEST_F(RtpHeaderExtensionTest, GetLengthUntilBlockStart) {
EXPECT_EQ(-1, map_.GetLengthUntilBlockStartInBytes(
kRtpExtensionTransmissionTimeOffset));
EXPECT_EQ(0, map_.Register(kRtpExtensionTransmissionTimeOffset, kId));
EXPECT_EQ(static_cast<int>(kRtpOneByteHeaderLength),
map_.GetLengthUntilBlockStartInBytes(
kRtpExtensionTransmissionTimeOffset));
}
TEST_F(RtpHeaderExtensionTest, GetType) {
RTPExtensionType typeOut;
EXPECT_EQ(-1, map_.GetType(kId, &typeOut));
EXPECT_EQ(0, map_.Register(kRtpExtensionTransmissionTimeOffset, kId));
EXPECT_EQ(0, map_.GetType(kId, &typeOut));
EXPECT_EQ(kRtpExtensionTransmissionTimeOffset, typeOut);
}
TEST_F(RtpHeaderExtensionTest, GetId) {
uint8_t idOut;
EXPECT_EQ(-1, map_.GetId(kRtpExtensionTransmissionTimeOffset, &idOut));
EXPECT_EQ(0, map_.Register(kRtpExtensionTransmissionTimeOffset, kId));
EXPECT_EQ(0, map_.GetId(kRtpExtensionTransmissionTimeOffset, &idOut));
EXPECT_EQ(kId, idOut);
}
TEST_F(RtpHeaderExtensionTest, IterateTypes) {
EXPECT_EQ(kRtpExtensionNone, map_.First());
EXPECT_EQ(kRtpExtensionNone, map_.Next(kRtpExtensionTransmissionTimeOffset));
EXPECT_EQ(0, map_.Register(kRtpExtensionTransmissionTimeOffset, kId));
EXPECT_EQ(kRtpExtensionTransmissionTimeOffset, map_.First());
EXPECT_EQ(kRtpExtensionNone, map_.Next(kRtpExtensionTransmissionTimeOffset));
}
TEST_F(RtpHeaderExtensionTest, GetCopy) {
EXPECT_EQ(0, map_.Register(kRtpExtensionTransmissionTimeOffset, kId));
RtpHeaderExtensionMap mapOut;
map_.GetCopy(&mapOut);
EXPECT_EQ(1, mapOut.Size());
EXPECT_EQ(kRtpExtensionTransmissionTimeOffset, mapOut.First());
}
TEST_F(RtpHeaderExtensionTest, Erase) {
EXPECT_EQ(0, map_.Register(kRtpExtensionTransmissionTimeOffset, kId));
EXPECT_EQ(1, map_.Size());
map_.Erase();
EXPECT_EQ(0, map_.Size());
}
} // namespace webrtc
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