Making sure rtc_stats_unittests passes on all bots (tsan fix)

webrtc/stats/rtcstatsreport_unittest.cc

-/*
- *  Copyright 2016 The WebRTC project authors. All Rights Reserved.
- *
- *  Use of this source code is governed by a BSD-style license
- *  that can be found in the LICENSE file in the root of the source
- *  tree. An additional intellectual property rights grant can be found
- *  in the file PATENTS.  All contributing project authors may
- *  be found in the AUTHORS file in the root of the source tree.
- */
-
-#include "webrtc/api/rtcstatsreport.h"
-
-#include "webrtc/api/rtcstats.h"
-#include "webrtc/base/checks.h"
-#include "webrtc/base/gunit.h"
-
-namespace webrtc {
-
-class RTCTestStats1 : public RTCStats {
- public:
-  RTCTestStats1(const std::string& id, int64_t timestamp_us)
-      : RTCStats(id, timestamp_us),
-        integer("integer") {}
-
-  WEBRTC_RTCSTATS_IMPL(RTCStats, RTCTestStats1,
-      &integer);
-
-  RTCStatsMember<int32_t> integer;
-};
-
-const char RTCTestStats1::kType[] = "test-stats-1";
-
-class RTCTestStats2 : public RTCStats {
- public:
-  RTCTestStats2(const std::string& id, int64_t timestamp_us)
-      : RTCStats(id, timestamp_us),
-        number("number") {}
-
-  WEBRTC_RTCSTATS_IMPL(RTCStats, RTCTestStats2,
-      &number);
-
-  RTCStatsMember<double> number;
-};
-
-const char RTCTestStats2::kType[] = "test-stats-2";
-
-class RTCTestStats3 : public RTCStats {
- public:
-  RTCTestStats3(const std::string& id, int64_t timestamp_us)
-      : RTCStats(id, timestamp_us),
-        string("string") {}
-
-  WEBRTC_RTCSTATS_IMPL(RTCStats, RTCTestStats3,
-      &string);
-
-  RTCStatsMember<std::string> string;
-};
-
-const char RTCTestStats3::kType[] = "test-stats-3";
-
-TEST(RTCStatsReport, AddAndGetStats) {
-  rtc::scoped_refptr<RTCStatsReport> report = RTCStatsReport::Create();
-  EXPECT_EQ(report->size(), static_cast<size_t>(0));
-  report->AddStats(std::unique_ptr<RTCStats>(new RTCTestStats1("a0", 1)));
-  report->AddStats(std::unique_ptr<RTCStats>(new RTCTestStats1("a1", 2)));
-  report->AddStats(std::unique_ptr<RTCStats>(new RTCTestStats2("b0", 4)));
-  report->AddStats(std::unique_ptr<RTCStats>(new RTCTestStats2("b1", 8)));
-  report->AddStats(std::unique_ptr<RTCStats>(new RTCTestStats1("a2", 16)));
-  report->AddStats(std::unique_ptr<RTCStats>(new RTCTestStats2("b2", 32)));
-  EXPECT_EQ(report->size(), static_cast<size_t>(6));
-
-  EXPECT_EQ(report->Get("missing"), nullptr);
-  EXPECT_EQ(report->Get("a0")->id(), "a0");
-  EXPECT_EQ(report->Get("b2")->id(), "b2");
-
-  std::vector<const RTCTestStats1*> a = report->GetStatsOfType<RTCTestStats1>();
-  EXPECT_EQ(a.size(), static_cast<size_t>(3));
-  int64_t mask = 0;
-  for (const RTCTestStats1* stats : a)
-    mask |= stats->timestamp_us();
-  EXPECT_EQ(mask, static_cast<int64_t>(1 | 2 | 16));
-
-  std::vector<const RTCTestStats2*> b = report->GetStatsOfType<RTCTestStats2>();
-  EXPECT_EQ(b.size(), static_cast<size_t>(3));
-  mask = 0;
-  for (const RTCTestStats2* stats : b)
-    mask |= stats->timestamp_us();
-  EXPECT_EQ(mask, static_cast<int64_t>(4 | 8 | 32));
-
-  EXPECT_EQ(report->GetStatsOfType<RTCTestStats3>().size(),
-            static_cast<size_t>(0));
-}
-
-TEST(RTCStatsReport, StatsOrder) {
-  rtc::scoped_refptr<RTCStatsReport> report = RTCStatsReport::Create();
-  report->AddStats(std::unique_ptr<RTCStats>(new RTCTestStats1("C", 2)));
-  report->AddStats(std::unique_ptr<RTCStats>(new RTCTestStats1("D", 3)));
-  report->AddStats(std::unique_ptr<RTCStats>(new RTCTestStats2("B", 1)));
-  report->AddStats(std::unique_ptr<RTCStats>(new RTCTestStats2("A", 0)));
-  report->AddStats(std::unique_ptr<RTCStats>(new RTCTestStats2("E", 4)));
-  report->AddStats(std::unique_ptr<RTCStats>(new RTCTestStats2("F", 5)));
-  report->AddStats(std::unique_ptr<RTCStats>(new RTCTestStats2("G", 6)));
-  int64_t i = 0;
-  for (const RTCStats& stats : *report) {
-    EXPECT_EQ(stats.timestamp_us(), i);
-    ++i;
-  }
-  EXPECT_EQ(i, static_cast<int64_t>(7));
-}
-
-TEST(RTCStatsReport, TakeMembersFrom) {
-  rtc::scoped_refptr<RTCStatsReport> a = RTCStatsReport::Create();
-  a->AddStats(std::unique_ptr<RTCStats>(new RTCTestStats1("B", 1)));
-  a->AddStats(std::unique_ptr<RTCStats>(new RTCTestStats1("C", 2)));
-  a->AddStats(std::unique_ptr<RTCStats>(new RTCTestStats1("E", 4)));
-  rtc::scoped_refptr<RTCStatsReport> b = RTCStatsReport::Create();
-  b->AddStats(std::unique_ptr<RTCStats>(new RTCTestStats1("A", 0)));
-  b->AddStats(std::unique_ptr<RTCStats>(new RTCTestStats1("D", 3)));
-  b->AddStats(std::unique_ptr<RTCStats>(new RTCTestStats1("F", 5)));
-
-  a->TakeMembersFrom(b);
-  EXPECT_EQ(b->size(), static_cast<size_t>(0));
-  int64_t i = 0;
-  for (const RTCStats& stats : *a) {
-    EXPECT_EQ(stats.timestamp_us(), i);
-    ++i;
-  }
-  EXPECT_EQ(i, static_cast<int64_t>(6));
-}
-
-}  // namespace webrtc