603ae3ece2
This CL changes the return code of these methods to indicate success instead of failure when there is nothing to change. This change appears to resolve an issue where enabling the timestamp offset extension via SDP would result in a failure if that extension had already been enabled. Review URL: https://webrtc-codereview.appspot.com/1118008 git-svn-id: http://webrtc.googlecode.com/svn/trunk@3588 4adac7df-926f-26a2-2b94-8c16560cd09d
120 lines
3.9 KiB
C++
120 lines
3.9 KiB
C++
/*
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* Copyright (c) 2012 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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/*
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* This file includes unit tests for the RtpHeaderExtensionMap.
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*/
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#include <gtest/gtest.h>
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#include "rtp_header_extension.h"
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#include "rtp_rtcp_defines.h"
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#include "typedefs.h"
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namespace webrtc {
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class RtpHeaderExtensionTest : public ::testing::Test {
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protected:
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RtpHeaderExtensionTest() {}
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~RtpHeaderExtensionTest() {}
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RtpHeaderExtensionMap map_;
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enum {kId = 3};
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};
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TEST_F(RtpHeaderExtensionTest, Register) {
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EXPECT_EQ(0, map_.Size());
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EXPECT_EQ(0, map_.Register(kRtpExtensionTransmissionTimeOffset, kId));
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EXPECT_EQ(1, map_.Size());
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EXPECT_EQ(0, map_.Deregister(kRtpExtensionTransmissionTimeOffset));
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EXPECT_EQ(0, map_.Size());
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}
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TEST_F(RtpHeaderExtensionTest, RegisterIllegalArg) {
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// Valid range for id: [1-14].
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EXPECT_EQ(-1, map_.Register(kRtpExtensionTransmissionTimeOffset, 0));
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EXPECT_EQ(-1, map_.Register(kRtpExtensionTransmissionTimeOffset, 15));
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}
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TEST_F(RtpHeaderExtensionTest, Idempotent) {
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EXPECT_EQ(0, map_.Register(kRtpExtensionTransmissionTimeOffset, kId));
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EXPECT_EQ(0, map_.Register(kRtpExtensionTransmissionTimeOffset, kId));
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EXPECT_EQ(0, map_.Deregister(kRtpExtensionTransmissionTimeOffset));
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EXPECT_EQ(0, map_.Deregister(kRtpExtensionTransmissionTimeOffset));
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}
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TEST_F(RtpHeaderExtensionTest, NonUniqueId) {
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EXPECT_EQ(0, map_.Register(kRtpExtensionTransmissionTimeOffset, kId));
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EXPECT_EQ(-1, map_.Register(kRtpExtensionAudioLevel, kId));
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}
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TEST_F(RtpHeaderExtensionTest, GetTotalLength) {
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EXPECT_EQ(0, map_.GetTotalLengthInBytes());
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EXPECT_EQ(0, map_.Register(kRtpExtensionTransmissionTimeOffset, kId));
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EXPECT_EQ(RTP_ONE_BYTE_HEADER_LENGTH_IN_BYTES +
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TRANSMISSION_TIME_OFFSET_LENGTH_IN_BYTES,
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map_.GetTotalLengthInBytes());
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}
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TEST_F(RtpHeaderExtensionTest, GetLengthUntilBlockStart) {
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EXPECT_EQ(-1, map_.GetLengthUntilBlockStartInBytes(
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kRtpExtensionTransmissionTimeOffset));
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EXPECT_EQ(0, map_.Register(kRtpExtensionTransmissionTimeOffset, kId));
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EXPECT_EQ(RTP_ONE_BYTE_HEADER_LENGTH_IN_BYTES,
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map_.GetLengthUntilBlockStartInBytes(
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kRtpExtensionTransmissionTimeOffset));
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}
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TEST_F(RtpHeaderExtensionTest, GetType) {
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RTPExtensionType typeOut;
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EXPECT_EQ(-1, map_.GetType(kId, &typeOut));
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EXPECT_EQ(0, map_.Register(kRtpExtensionTransmissionTimeOffset, kId));
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EXPECT_EQ(0, map_.GetType(kId, &typeOut));
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EXPECT_EQ(kRtpExtensionTransmissionTimeOffset, typeOut);
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}
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TEST_F(RtpHeaderExtensionTest, GetId) {
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uint8_t idOut;
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EXPECT_EQ(-1, map_.GetId(kRtpExtensionTransmissionTimeOffset, &idOut));
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EXPECT_EQ(0, map_.Register(kRtpExtensionTransmissionTimeOffset, kId));
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EXPECT_EQ(0, map_.GetId(kRtpExtensionTransmissionTimeOffset, &idOut));
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EXPECT_EQ(kId, idOut);
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}
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TEST_F(RtpHeaderExtensionTest, IterateTypes) {
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EXPECT_EQ(kRtpExtensionNone, map_.First());
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EXPECT_EQ(kRtpExtensionNone, map_.Next(kRtpExtensionTransmissionTimeOffset));
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EXPECT_EQ(0, map_.Register(kRtpExtensionTransmissionTimeOffset, kId));
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EXPECT_EQ(kRtpExtensionTransmissionTimeOffset, map_.First());
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EXPECT_EQ(kRtpExtensionNone, map_.Next(kRtpExtensionTransmissionTimeOffset));
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}
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TEST_F(RtpHeaderExtensionTest, GetCopy) {
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EXPECT_EQ(0, map_.Register(kRtpExtensionTransmissionTimeOffset, kId));
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RtpHeaderExtensionMap mapOut;
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map_.GetCopy(&mapOut);
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EXPECT_EQ(1, mapOut.Size());
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EXPECT_EQ(kRtpExtensionTransmissionTimeOffset, mapOut.First());
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}
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TEST_F(RtpHeaderExtensionTest, Erase) {
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EXPECT_EQ(0, map_.Register(kRtpExtensionTransmissionTimeOffset, kId));
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EXPECT_EQ(1, map_.Size());
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map_.Erase();
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EXPECT_EQ(0, map_.Size());
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}
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} // namespace webrtc
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