Move talk/media to webrtc/media

talk/media/base/streamparams_unittest.cc

-/*
- * 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/arraysize.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 < arraysize(ssrc_groups); ++i) {
-    for (size_t j = 0; j < arraysize(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, arraysize(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, arraysize(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, arraysize(kSsrcs1));
-  cricket::StreamParams sg2 =
-      CreateStreamParamsWithSsrcGroup("ABC", kSsrcs2, arraysize(kSsrcs2));
-  cricket::StreamParams sg3 =
-      CreateStreamParamsWithSsrcGroup("Abc", kSsrcs2, arraysize(kSsrcs2));
-  cricket::StreamParams sg4 =
-      CreateStreamParamsWithSsrcGroup("abc", kSsrcs2, arraysize(kSsrcs2));
-  cricket::StreamParams sps[] = {l1, l2, sg1, sg2, sg3, sg4};
-
-  for (size_t i = 0; i < arraysize(sps); ++i) {
-    for (size_t j = 0; j < arraysize(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, arraysize(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));
-}