| /* |
| * libjingle |
| * Copyright 2015 Google Inc. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are met: |
| * |
| * 1. Redistributions of source code must retain the above copyright notice, |
| * this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright notice, |
| * this list of conditions and the following disclaimer in the documentation |
| * and/or other materials provided with the distribution. |
| * 3. The name of the author may not be used to endorse or promote products |
| * derived from this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED |
| * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
| * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO |
| * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; |
| * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, |
| * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR |
| * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF |
| * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #include "testing/gtest/include/gtest/gtest.h" |
| |
| #include "talk/media/webrtc/webrtcmediaengine.h" |
| |
| namespace cricket { |
| namespace { |
| |
| std::vector<RtpHeaderExtension> MakeUniqueExtensions() { |
| std::vector<RtpHeaderExtension> result; |
| char name[] = "a"; |
| for (int i = 0; i < 7; ++i) { |
| result.push_back(RtpHeaderExtension(name, 1 + i)); |
| name[0]++; |
| result.push_back(RtpHeaderExtension(name, 14 - i)); |
| name[0]++; |
| } |
| return result; |
| } |
| |
| std::vector<RtpHeaderExtension> MakeRedundantExtensions() { |
| std::vector<RtpHeaderExtension> result; |
| char name[] = "a"; |
| for (int i = 0; i < 7; ++i) { |
| result.push_back(RtpHeaderExtension(name, 1 + i)); |
| result.push_back(RtpHeaderExtension(name, 14 - i)); |
| name[0]++; |
| } |
| return result; |
| } |
| |
| bool SupportedExtensions1(const std::string& name) { |
| return name == "c" || name == "i"; |
| } |
| |
| bool SupportedExtensions2(const std::string& name) { |
| return name != "a" && name != "n"; |
| } |
| |
| bool IsSorted(const std::vector<webrtc::RtpExtension>& extensions) { |
| const std::string* last = nullptr; |
| for (const auto& extension : extensions) { |
| if (last && *last > extension.name) { |
| return false; |
| } |
| last = &extension.name; |
| } |
| return true; |
| } |
| } // namespace |
| |
| TEST(WebRtcMediaEngineTest, ValidateRtpExtensions_EmptyList) { |
| std::vector<RtpHeaderExtension> extensions; |
| EXPECT_TRUE(ValidateRtpExtensions(extensions)); |
| } |
| |
| TEST(WebRtcMediaEngineTest, ValidateRtpExtensions_AllGood) { |
| std::vector<RtpHeaderExtension> extensions = MakeUniqueExtensions(); |
| EXPECT_TRUE(ValidateRtpExtensions(extensions)); |
| } |
| |
| TEST(WebRtcMediaEngineTest, ValidateRtpExtensions_OutOfRangeId_Low) { |
| std::vector<RtpHeaderExtension> extensions = MakeUniqueExtensions(); |
| extensions.push_back(RtpHeaderExtension("foo", 0)); |
| EXPECT_FALSE(ValidateRtpExtensions(extensions)); |
| } |
| |
| TEST(WebRtcMediaEngineTest, ValidateRtpExtensions_OutOfRangeId_High) { |
| std::vector<RtpHeaderExtension> extensions = MakeUniqueExtensions(); |
| extensions.push_back(RtpHeaderExtension("foo", 15)); |
| EXPECT_FALSE(ValidateRtpExtensions(extensions)); |
| } |
| |
| TEST(WebRtcMediaEngineTest, ValidateRtpExtensions_OverlappingIds_StartOfSet) { |
| std::vector<RtpHeaderExtension> extensions = MakeUniqueExtensions(); |
| extensions.push_back(RtpHeaderExtension("foo", 1)); |
| EXPECT_FALSE(ValidateRtpExtensions(extensions)); |
| } |
| |
| TEST(WebRtcMediaEngineTest, ValidateRtpExtensions_OverlappingIds_EndOfSet) { |
| std::vector<RtpHeaderExtension> extensions = MakeUniqueExtensions(); |
| extensions.push_back(RtpHeaderExtension("foo", 14)); |
| EXPECT_FALSE(ValidateRtpExtensions(extensions)); |
| } |
| |
| TEST(WebRtcMediaEngineTest, FilterRtpExtensions_EmptyList) { |
| std::vector<RtpHeaderExtension> extensions; |
| std::vector<webrtc::RtpExtension> filtered = |
| FilterRtpExtensions(extensions, SupportedExtensions1, true); |
| EXPECT_EQ(0, filtered.size()); |
| } |
| |
| TEST(WebRtcMediaEngineTest, FilterRtpExtensions_IncludeOnlySupported) { |
| std::vector<RtpHeaderExtension> extensions = MakeUniqueExtensions(); |
| std::vector<webrtc::RtpExtension> filtered = |
| FilterRtpExtensions(extensions, SupportedExtensions1, false); |
| EXPECT_EQ(2, filtered.size()); |
| EXPECT_EQ("c", filtered[0].name); |
| EXPECT_EQ("i", filtered[1].name); |
| } |
| |
| TEST(WebRtcMediaEngineTest, FilterRtpExtensions_SortedByName_1) { |
| std::vector<RtpHeaderExtension> extensions = MakeUniqueExtensions(); |
| std::vector<webrtc::RtpExtension> filtered = |
| FilterRtpExtensions(extensions, SupportedExtensions2, false); |
| EXPECT_EQ(12, filtered.size()); |
| EXPECT_TRUE(IsSorted(filtered)); |
| } |
| |
| TEST(WebRtcMediaEngineTest, FilterRtpExtensions_SortedByName_2) { |
| std::vector<RtpHeaderExtension> extensions = MakeUniqueExtensions(); |
| std::vector<webrtc::RtpExtension> filtered = |
| FilterRtpExtensions(extensions, SupportedExtensions2, true); |
| EXPECT_EQ(12, filtered.size()); |
| EXPECT_TRUE(IsSorted(filtered)); |
| } |
| |
| TEST(WebRtcMediaEngineTest, FilterRtpExtensions_DontRemoveRedundant) { |
| std::vector<RtpHeaderExtension> extensions = MakeRedundantExtensions(); |
| std::vector<webrtc::RtpExtension> filtered = |
| FilterRtpExtensions(extensions, SupportedExtensions2, false); |
| EXPECT_EQ(12, filtered.size()); |
| EXPECT_TRUE(IsSorted(filtered)); |
| EXPECT_EQ(filtered[0].name, filtered[1].name); |
| } |
| |
| TEST(WebRtcMediaEngineTest, FilterRtpExtensions_RemoveRedundant) { |
| std::vector<RtpHeaderExtension> extensions = MakeRedundantExtensions(); |
| std::vector<webrtc::RtpExtension> filtered = |
| FilterRtpExtensions(extensions, SupportedExtensions2, true); |
| EXPECT_EQ(6, filtered.size()); |
| EXPECT_TRUE(IsSorted(filtered)); |
| EXPECT_NE(filtered[0].name, filtered[1].name); |
| } |
| |
| TEST(WebRtcMediaEngineTest, FilterRtpExtensions_RemoveRedundantBwe_1) { |
| std::vector<RtpHeaderExtension> extensions; |
| extensions.push_back( |
| RtpHeaderExtension(kRtpTransportSequenceNumberHeaderExtension, 3)); |
| extensions.push_back( |
| RtpHeaderExtension(kRtpTimestampOffsetHeaderExtension, 9)); |
| extensions.push_back( |
| RtpHeaderExtension(kRtpAbsoluteSenderTimeHeaderExtension, 6)); |
| extensions.push_back( |
| RtpHeaderExtension(kRtpTransportSequenceNumberHeaderExtension, 1)); |
| extensions.push_back( |
| RtpHeaderExtension(kRtpTimestampOffsetHeaderExtension, 14)); |
| std::vector<webrtc::RtpExtension> filtered = |
| FilterRtpExtensions(extensions, SupportedExtensions2, true); |
| EXPECT_EQ(1, filtered.size()); |
| EXPECT_EQ(kRtpTransportSequenceNumberHeaderExtension, filtered[0].name); |
| } |
| |
| TEST(WebRtcMediaEngineTest, FilterRtpExtensions_RemoveRedundantBwe_2) { |
| std::vector<RtpHeaderExtension> extensions; |
| extensions.push_back( |
| RtpHeaderExtension(kRtpTimestampOffsetHeaderExtension, 1)); |
| extensions.push_back( |
| RtpHeaderExtension(kRtpAbsoluteSenderTimeHeaderExtension, 14)); |
| extensions.push_back( |
| RtpHeaderExtension(kRtpTimestampOffsetHeaderExtension, 7)); |
| std::vector<webrtc::RtpExtension> filtered = |
| FilterRtpExtensions(extensions, SupportedExtensions2, true); |
| EXPECT_EQ(1, filtered.size()); |
| EXPECT_EQ(kRtpAbsoluteSenderTimeHeaderExtension, filtered[0].name); |
| } |
| |
| TEST(WebRtcMediaEngineTest, FilterRtpExtensions_RemoveRedundantBwe_3) { |
| std::vector<RtpHeaderExtension> extensions; |
| extensions.push_back( |
| RtpHeaderExtension(kRtpTimestampOffsetHeaderExtension, 2)); |
| extensions.push_back( |
| RtpHeaderExtension(kRtpTimestampOffsetHeaderExtension, 14)); |
| std::vector<webrtc::RtpExtension> filtered = |
| FilterRtpExtensions(extensions, SupportedExtensions2, true); |
| EXPECT_EQ(1, filtered.size()); |
| EXPECT_EQ(kRtpTimestampOffsetHeaderExtension, filtered[0].name); |
| } |
| } // namespace cricket |