Index: talk/media/webrtc/webrtcmediaengine_unittest.cc |
diff --git a/talk/media/webrtc/webrtcmediaengine_unittest.cc b/talk/media/webrtc/webrtcmediaengine_unittest.cc |
new file mode 100644 |
index 0000000000000000000000000000000000000000..7c80e773015e27587ad76d194776d3d84af9148d |
--- /dev/null |
+++ b/talk/media/webrtc/webrtcmediaengine_unittest.cc |
@@ -0,0 +1,205 @@ |
+/* |
+ * 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 |