RTCStats equality operator added

webrtc/stats/rtcstats_unittest.cc

Index: webrtc/stats/rtcstats_unittest.cc
diff --git a/webrtc/stats/rtcstats_unittest.cc b/webrtc/stats/rtcstats_unittest.cc
index ad839d811dbbfe747f80c9b60daf4eb08fa95352..a5a41604b591726037ee1183e7f257c83d1087cf 100644
--- a/webrtc/stats/rtcstats_unittest.cc
+++ b/webrtc/stats/rtcstats_unittest.cc
@@ -113,6 +113,54 @@ TEST(RTCStatsTest, RTCStatsAndMembers) {
   EXPECT_EQ(*stats.m_sequence_int32, numbers_sequence);
 }
 
+TEST(RTCStatsTest, EqualityOperator) {
+  RTCTestStats undefined("testId", 123);
+  EXPECT_EQ(undefined, undefined);
+
+  RTCTestStats defined = undefined;
+  defined.m_bool = true;
+  defined.m_int32 = 123;
+  defined.m_uint32 = 123;
+  defined.m_int64 = 123;
+  defined.m_uint64 = 123;
+  defined.m_double = 123.0;
+  defined.m_string = "123";
+  defined.m_sequence_bool = std::vector<bool>();
+  defined.m_sequence_int32 = std::vector<int32_t>();
+  defined.m_sequence_uint32 = std::vector<uint32_t>();
+  defined.m_sequence_int64 = std::vector<int64_t>();
+  defined.m_sequence_uint64 = std::vector<uint64_t>();
+  defined.m_sequence_double = std::vector<double>();
+  defined.m_sequence_string = std::vector<std::string>();
+  EXPECT_NE(defined, undefined);
+  EXPECT_EQ(defined, defined);
+
+  RTCTestStats diffs[] = {
+    defined, defined, defined, defined, defined, defined, defined, defined,
+    defined, defined, defined, defined, defined, defined,
+  };
+  for (size_t i = 0; i < 14; ++i) {
+    EXPECT_EQ(defined, diffs[i]);
+  }
+  diffs[0].m_bool = false;
+  diffs[1].m_int32 = 321;
+  diffs[2].m_uint32 = 321;
+  diffs[3].m_int64 = 321;
+  diffs[4].m_uint64 = 321;
+  diffs[5].m_double = 321.0;
+  diffs[6].m_string = "321";
+  diffs[7].m_sequence_bool->push_back(false);
+  diffs[8].m_sequence_int32->push_back(321);
+  diffs[9].m_sequence_uint32->push_back(321);
+  diffs[10].m_sequence_int64->push_back(321);
+  diffs[11].m_sequence_uint64->push_back(321);
+  diffs[12].m_sequence_double->push_back(321.0);
+  diffs[13].m_sequence_string->push_back("321");
+  for (size_t i = 0; i < 14; ++i) {
+    EXPECT_NE(defined, diffs[i]);
+  }

[hta-webrtc, 2016/10/21 08:56:01]

Add a check for the case where types are different. Once you've decided whether
timestamp and ID are significant for equality, add tests for those too.

[hbos_chromium, 2016/10/21 18:59:18]

Done.

+}
+
 TEST(RTCStatsTest, RTCStatsGrandChild) {
   RTCGrandChildStats stats("grandchild", 0.0);
   stats.child_int = 1;