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Diffstat (limited to 'talk/media/base/streamparams_unittest.cc')
| -rw-r--r-- | talk/media/base/streamparams_unittest.cc | 284 |
1 files changed, 284 insertions, 0 deletions
diff --git a/talk/media/base/streamparams_unittest.cc b/talk/media/base/streamparams_unittest.cc new file mode 100644 index 0000000000..a9e1ce3531 --- /dev/null +++ b/talk/media/base/streamparams_unittest.cc @@ -0,0 +1,284 @@ +/* + * libjingle + * Copyright 2012 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 "talk/media/base/streamparams.h" +#include "talk/media/base/testutils.h" +#include "webrtc/base/gunit.h" + +static const uint32_t kSsrcs1[] = {1}; +static const uint32_t kSsrcs2[] = {1, 2}; +static const uint32_t kSsrcs3[] = {1, 2, 3}; +static const uint32_t kRtxSsrcs3[] = {4, 5, 6}; + +static cricket::StreamParams CreateStreamParamsWithSsrcGroup( + const std::string& semantics, + const uint32_t ssrcs_in[], + size_t len) { + cricket::StreamParams stream; + std::vector<uint32_t> ssrcs(ssrcs_in, ssrcs_in + len); + cricket::SsrcGroup sg(semantics, ssrcs); + stream.ssrcs = ssrcs; + stream.ssrc_groups.push_back(sg); + return stream; +} + +TEST(SsrcGroup, EqualNotEqual) { + cricket::SsrcGroup ssrc_groups[] = { + cricket::SsrcGroup("ABC", MAKE_VECTOR(kSsrcs1)), + cricket::SsrcGroup("ABC", MAKE_VECTOR(kSsrcs2)), + cricket::SsrcGroup("Abc", MAKE_VECTOR(kSsrcs2)), + cricket::SsrcGroup("abc", MAKE_VECTOR(kSsrcs2)), + }; + + for (size_t i = 0; i < ARRAY_SIZE(ssrc_groups); ++i) { + for (size_t j = 0; j < ARRAY_SIZE(ssrc_groups); ++j) { + EXPECT_EQ((ssrc_groups[i] == ssrc_groups[j]), (i == j)); + EXPECT_EQ((ssrc_groups[i] != ssrc_groups[j]), (i != j)); + } + } +} + +TEST(SsrcGroup, HasSemantics) { + cricket::SsrcGroup sg1("ABC", MAKE_VECTOR(kSsrcs1)); + EXPECT_TRUE(sg1.has_semantics("ABC")); + + cricket::SsrcGroup sg2("Abc", MAKE_VECTOR(kSsrcs1)); + EXPECT_FALSE(sg2.has_semantics("ABC")); + + cricket::SsrcGroup sg3("abc", MAKE_VECTOR(kSsrcs1)); + EXPECT_FALSE(sg3.has_semantics("ABC")); +} + +TEST(SsrcGroup, ToString) { + cricket::SsrcGroup sg1("ABC", MAKE_VECTOR(kSsrcs1)); + EXPECT_STREQ("{semantics:ABC;ssrcs:[1]}", sg1.ToString().c_str()); +} + +TEST(StreamParams, CreateLegacy) { + const uint32_t ssrc = 7; + cricket::StreamParams one_sp = cricket::StreamParams::CreateLegacy(ssrc); + EXPECT_EQ(1U, one_sp.ssrcs.size()); + EXPECT_EQ(ssrc, one_sp.first_ssrc()); + EXPECT_TRUE(one_sp.has_ssrcs()); + EXPECT_TRUE(one_sp.has_ssrc(ssrc)); + EXPECT_FALSE(one_sp.has_ssrc(ssrc+1)); + EXPECT_FALSE(one_sp.has_ssrc_groups()); + EXPECT_EQ(0U, one_sp.ssrc_groups.size()); +} + +TEST(StreamParams, HasSsrcGroup) { + cricket::StreamParams sp = + CreateStreamParamsWithSsrcGroup("XYZ", kSsrcs2, ARRAY_SIZE(kSsrcs2)); + EXPECT_EQ(2U, sp.ssrcs.size()); + EXPECT_EQ(kSsrcs2[0], sp.first_ssrc()); + EXPECT_TRUE(sp.has_ssrcs()); + EXPECT_TRUE(sp.has_ssrc(kSsrcs2[0])); + EXPECT_TRUE(sp.has_ssrc(kSsrcs2[1])); + EXPECT_TRUE(sp.has_ssrc_group("XYZ")); + EXPECT_EQ(1U, sp.ssrc_groups.size()); + EXPECT_EQ(2U, sp.ssrc_groups[0].ssrcs.size()); + EXPECT_EQ(kSsrcs2[0], sp.ssrc_groups[0].ssrcs[0]); + EXPECT_EQ(kSsrcs2[1], sp.ssrc_groups[0].ssrcs[1]); +} + +TEST(StreamParams, GetSsrcGroup) { + cricket::StreamParams sp = + CreateStreamParamsWithSsrcGroup("XYZ", kSsrcs2, ARRAY_SIZE(kSsrcs2)); + EXPECT_EQ(NULL, sp.get_ssrc_group("xyz")); + EXPECT_EQ(&sp.ssrc_groups[0], sp.get_ssrc_group("XYZ")); +} + +TEST(StreamParams, EqualNotEqual) { + cricket::StreamParams l1 = cricket::StreamParams::CreateLegacy(1); + cricket::StreamParams l2 = cricket::StreamParams::CreateLegacy(2); + cricket::StreamParams sg1 = + CreateStreamParamsWithSsrcGroup("ABC", kSsrcs1, ARRAY_SIZE(kSsrcs1)); + cricket::StreamParams sg2 = + CreateStreamParamsWithSsrcGroup("ABC", kSsrcs2, ARRAY_SIZE(kSsrcs2)); + cricket::StreamParams sg3 = + CreateStreamParamsWithSsrcGroup("Abc", kSsrcs2, ARRAY_SIZE(kSsrcs2)); + cricket::StreamParams sg4 = + CreateStreamParamsWithSsrcGroup("abc", kSsrcs2, ARRAY_SIZE(kSsrcs2)); + cricket::StreamParams sps[] = {l1, l2, sg1, sg2, sg3, sg4}; + + for (size_t i = 0; i < ARRAY_SIZE(sps); ++i) { + for (size_t j = 0; j < ARRAY_SIZE(sps); ++j) { + EXPECT_EQ((sps[i] == sps[j]), (i == j)); + EXPECT_EQ((sps[i] != sps[j]), (i != j)); + } + } +} + +TEST(StreamParams, FidFunctions) { + uint32_t fid_ssrc; + + cricket::StreamParams sp = cricket::StreamParams::CreateLegacy(1); + EXPECT_FALSE(sp.AddFidSsrc(10, 20)); + EXPECT_TRUE(sp.AddFidSsrc(1, 2)); + EXPECT_TRUE(sp.GetFidSsrc(1, &fid_ssrc)); + EXPECT_EQ(2u, fid_ssrc); + EXPECT_FALSE(sp.GetFidSsrc(15, &fid_ssrc)); + + sp.add_ssrc(20); + sp.AddFidSsrc(20, 30); + EXPECT_TRUE(sp.GetFidSsrc(20, &fid_ssrc)); + EXPECT_EQ(30u, fid_ssrc); + + // Manually create SsrcGroup to test bounds-checking + // in GetSecondarySsrc. We construct an invalid StreamParams + // for this. + std::vector<uint32_t> fid_vector; + fid_vector.push_back(13); + cricket::SsrcGroup invalid_fid_group(cricket::kFidSsrcGroupSemantics, + fid_vector); + cricket::StreamParams sp_invalid; + sp_invalid.add_ssrc(13); + sp_invalid.ssrc_groups.push_back(invalid_fid_group); + EXPECT_FALSE(sp_invalid.GetFidSsrc(13, &fid_ssrc)); +} + +TEST(StreamParams, GetPrimaryAndFidSsrcs) { + cricket::StreamParams sp; + sp.ssrcs.push_back(1); + sp.ssrcs.push_back(2); + sp.ssrcs.push_back(3); + + std::vector<uint32_t> primary_ssrcs; + sp.GetPrimarySsrcs(&primary_ssrcs); + std::vector<uint32_t> fid_ssrcs; + sp.GetFidSsrcs(primary_ssrcs, &fid_ssrcs); + ASSERT_EQ(1u, primary_ssrcs.size()); + EXPECT_EQ(1u, primary_ssrcs[0]); + ASSERT_EQ(0u, fid_ssrcs.size()); + + sp.ssrc_groups.push_back( + cricket::SsrcGroup(cricket::kSimSsrcGroupSemantics, sp.ssrcs)); + sp.AddFidSsrc(1, 10); + sp.AddFidSsrc(2, 20); + + primary_ssrcs.clear(); + sp.GetPrimarySsrcs(&primary_ssrcs); + fid_ssrcs.clear(); + sp.GetFidSsrcs(primary_ssrcs, &fid_ssrcs); + ASSERT_EQ(3u, primary_ssrcs.size()); + EXPECT_EQ(1u, primary_ssrcs[0]); + EXPECT_EQ(2u, primary_ssrcs[1]); + EXPECT_EQ(3u, primary_ssrcs[2]); + ASSERT_EQ(2u, fid_ssrcs.size()); + EXPECT_EQ(10u, fid_ssrcs[0]); + EXPECT_EQ(20u, fid_ssrcs[1]); +} + +TEST(StreamParams, ToString) { + cricket::StreamParams sp = + CreateStreamParamsWithSsrcGroup("XYZ", kSsrcs2, ARRAY_SIZE(kSsrcs2)); + EXPECT_STREQ("{ssrcs:[1,2];ssrc_groups:{semantics:XYZ;ssrcs:[1,2]};}", + sp.ToString().c_str()); +} + + +TEST(StreamParams, TestIsOneSsrcStream_LegacyStream) { + EXPECT_TRUE( + cricket::IsOneSsrcStream(cricket::StreamParams::CreateLegacy(13))); +} + +TEST(StreamParams, TestIsOneSsrcStream_SingleRtxStream) { + cricket::StreamParams stream; + stream.add_ssrc(13); + EXPECT_TRUE(stream.AddFidSsrc(13, 14)); + EXPECT_TRUE(cricket::IsOneSsrcStream(stream)); +} + +TEST(StreamParams, TestIsOneSsrcStream_SimulcastStream) { + EXPECT_FALSE(cricket::IsOneSsrcStream( + cricket::CreateSimStreamParams("cname", MAKE_VECTOR(kSsrcs2)))); + EXPECT_FALSE(cricket::IsOneSsrcStream( + cricket::CreateSimStreamParams("cname", MAKE_VECTOR(kSsrcs3)))); +} + +TEST(StreamParams, TestIsOneSsrcStream_SimRtxStream) { + cricket::StreamParams stream = + cricket::CreateSimWithRtxStreamParams("cname", + MAKE_VECTOR(kSsrcs3), + MAKE_VECTOR(kRtxSsrcs3)); + EXPECT_FALSE(cricket::IsOneSsrcStream(stream)); +} + +TEST(StreamParams, TestIsSimulcastStream_LegacyStream) { + EXPECT_FALSE( + cricket::IsSimulcastStream(cricket::StreamParams::CreateLegacy(13))); +} + +TEST(StreamParams, TestIsSimulcastStream_SingleRtxStream) { + cricket::StreamParams stream; + stream.add_ssrc(13); + EXPECT_TRUE(stream.AddFidSsrc(13, 14)); + EXPECT_FALSE(cricket::IsSimulcastStream(stream)); +} + +TEST(StreamParams, TestIsSimulcastStream_SimulcastStream) { + EXPECT_TRUE(cricket::IsSimulcastStream( + cricket::CreateSimStreamParams("cname", MAKE_VECTOR(kSsrcs2)))); + EXPECT_TRUE(cricket::IsSimulcastStream( + cricket::CreateSimStreamParams("cname", MAKE_VECTOR(kSsrcs3)))); +} + +TEST(StreamParams, TestIsSimulcastStream_SimRtxStream) { + cricket::StreamParams stream = + cricket::CreateSimWithRtxStreamParams("cname", + MAKE_VECTOR(kSsrcs3), + MAKE_VECTOR(kRtxSsrcs3)); + EXPECT_TRUE(cricket::IsSimulcastStream(stream)); +} + +TEST(StreamParams, TestIsSimulcastStream_InvalidStreams) { + // stream1 has extra non-sim, non-fid ssrc. + cricket::StreamParams stream1 = + cricket::CreateSimWithRtxStreamParams("cname", + MAKE_VECTOR(kSsrcs3), + MAKE_VECTOR(kRtxSsrcs3)); + stream1.add_ssrc(25); + EXPECT_FALSE(cricket::IsSimulcastStream(stream1)); + + // stream2 has invalid fid-group (no primary). + cricket::StreamParams stream2; + stream2.add_ssrc(13); + EXPECT_TRUE(stream2.AddFidSsrc(13, 14)); + std::remove(stream2.ssrcs.begin(), stream2.ssrcs.end(), 13); + EXPECT_FALSE(cricket::IsSimulcastStream(stream2)); + + // stream3 has two SIM groups. + cricket::StreamParams stream3 = + cricket::CreateSimStreamParams("cname", MAKE_VECTOR(kSsrcs2)); + std::vector<uint32_t> sim_ssrcs = MAKE_VECTOR(kRtxSsrcs3); + cricket::SsrcGroup sg(cricket::kSimSsrcGroupSemantics, sim_ssrcs); + for (size_t i = 0; i < sim_ssrcs.size(); i++) { + stream3.add_ssrc(sim_ssrcs[i]); + } + stream3.ssrc_groups.push_back(sg); + EXPECT_FALSE(cricket::IsSimulcastStream(stream3)); +} |