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asapersson1fe48a52016-01-07 09:02:421/*
2 * Copyright (c) 2015 The WebRTC project authors. All Rights Reserved.
3 *
4 * Use of this source code is governed by a BSD-style license
5 * that can be found in the LICENSE file in the root of the source
6 * tree. An additional intellectual property rights grant can be found
7 * in the file PATENTS. All contributing project authors may
8 * be found in the AUTHORS file in the root of the source tree.
9 */
10
Mirko Bonadei92ea95e2017-09-15 04:47:3111#include "system_wrappers/include/metrics.h"
Jonas Olssona4d87372019-07-05 17:08:3312
Ali Tofigh969c13562022-05-13 08:26:5813#include "absl/strings/string_view.h"
Steve Antonc1e6e862019-03-04 22:43:4414#include "test/gmock.h"
Mirko Bonadei92ea95e2017-09-15 04:47:3115#include "test/gtest.h"
asapersson1fe48a52016-01-07 09:02:4216
Steve Antonc1e6e862019-03-04 22:43:4417using ::testing::ElementsAre;
18using ::testing::IsEmpty;
19using ::testing::Pair;
20
Ying Wangef3998f2019-12-09 12:06:5321#if RTC_METRICS_ENABLED
asapersson1fe48a52016-01-07 09:02:4222namespace webrtc {
23namespace {
24const int kSample = 22;
asapersson1fe48a52016-01-07 09:02:4225
Ali Tofigh969c13562022-05-13 08:26:5826void AddSparseSample(absl::string_view name, int sample) {
asapersson1fe48a52016-01-07 09:02:4227 RTC_HISTOGRAM_COUNTS_SPARSE_100(name, sample);
28}
Ali Tofigh969c13562022-05-13 08:26:5829void AddSampleWithVaryingName(int index, absl::string_view name, int sample) {
asapersson040b79f2016-02-02 15:13:0130 RTC_HISTOGRAMS_COUNTS_100(index, name, sample);
31}
asapersson1fe48a52016-01-07 09:02:4232} // namespace
33
asapersson01d70a32016-05-20 13:29:4634class MetricsTest : public ::testing::Test {
35 public:
36 MetricsTest() {}
asapersson1fe48a52016-01-07 09:02:4237
asapersson01d70a32016-05-20 13:29:4638 protected:
Mirko Bonadeic14d9bb2018-07-16 13:44:2839 void SetUp() override { metrics::Reset(); }
asapersson01d70a32016-05-20 13:29:4640};
41
42TEST_F(MetricsTest, InitiallyNoSamples) {
43 EXPECT_EQ(0, metrics::NumSamples("NonExisting"));
44 EXPECT_EQ(0, metrics::NumEvents("NonExisting", kSample));
Steve Antonc1e6e862019-03-04 22:43:4445 EXPECT_THAT(metrics::Samples("NonExisting"), IsEmpty());
asapersson1fe48a52016-01-07 09:02:4246}
47
asapersson01d70a32016-05-20 13:29:4648TEST_F(MetricsTest, RtcHistogramPercent_AddSample) {
49 const std::string kName = "Percentage";
50 RTC_HISTOGRAM_PERCENTAGE(kName, kSample);
51 EXPECT_EQ(1, metrics::NumSamples(kName));
52 EXPECT_EQ(1, metrics::NumEvents(kName, kSample));
Steve Antonc1e6e862019-03-04 22:43:4453 EXPECT_THAT(metrics::Samples(kName), ElementsAre(Pair(kSample, 1)));
asapersson01d70a32016-05-20 13:29:4654}
55
56TEST_F(MetricsTest, RtcHistogramEnumeration_AddSample) {
57 const std::string kName = "Enumeration";
58 RTC_HISTOGRAM_ENUMERATION(kName, kSample, kSample + 1);
59 EXPECT_EQ(1, metrics::NumSamples(kName));
60 EXPECT_EQ(1, metrics::NumEvents(kName, kSample));
Steve Antonc1e6e862019-03-04 22:43:4461 EXPECT_THAT(metrics::Samples(kName), ElementsAre(Pair(kSample, 1)));
asapersson01d70a32016-05-20 13:29:4662}
63
asapersson1731c9c2016-11-30 08:29:0964TEST_F(MetricsTest, RtcHistogramBoolean_AddSample) {
65 const std::string kName = "Boolean";
66 const int kSample = 0;
67 RTC_HISTOGRAM_BOOLEAN(kName, kSample);
68 EXPECT_EQ(1, metrics::NumSamples(kName));
69 EXPECT_EQ(1, metrics::NumEvents(kName, kSample));
Steve Antonc1e6e862019-03-04 22:43:4470 EXPECT_THAT(metrics::Samples(kName), ElementsAre(Pair(kSample, 1)));
asapersson1731c9c2016-11-30 08:29:0971}
72
asapersson01d70a32016-05-20 13:29:4673TEST_F(MetricsTest, RtcHistogramCountsSparse_AddSample) {
74 const std::string kName = "CountsSparse100";
75 RTC_HISTOGRAM_COUNTS_SPARSE_100(kName, kSample);
76 EXPECT_EQ(1, metrics::NumSamples(kName));
77 EXPECT_EQ(1, metrics::NumEvents(kName, kSample));
Steve Antonc1e6e862019-03-04 22:43:4478 EXPECT_THAT(metrics::Samples(kName), ElementsAre(Pair(kSample, 1)));
asapersson01d70a32016-05-20 13:29:4679}
80
81TEST_F(MetricsTest, RtcHistogramCounts_AddSample) {
82 const std::string kName = "Counts100";
83 RTC_HISTOGRAM_COUNTS_100(kName, kSample);
84 EXPECT_EQ(1, metrics::NumSamples(kName));
85 EXPECT_EQ(1, metrics::NumEvents(kName, kSample));
Steve Antonc1e6e862019-03-04 22:43:4486 EXPECT_THAT(metrics::Samples(kName), ElementsAre(Pair(kSample, 1)));
asapersson01d70a32016-05-20 13:29:4687}
88
89TEST_F(MetricsTest, RtcHistogramCounts_AddMultipleSamples) {
90 const std::string kName = "Counts200";
91 const int kNumSamples = 10;
Steve Antonc1e6e862019-03-04 22:43:4492 std::map<int, int> samples;
asapersson01d70a32016-05-20 13:29:4693 for (int i = 1; i <= kNumSamples; ++i) {
94 RTC_HISTOGRAM_COUNTS_200(kName, i);
95 EXPECT_EQ(1, metrics::NumEvents(kName, i));
96 EXPECT_EQ(i, metrics::NumSamples(kName));
Steve Antonc1e6e862019-03-04 22:43:4497 samples[i] = 1;
asapersson01d70a32016-05-20 13:29:4698 }
Steve Antonc1e6e862019-03-04 22:43:4499 EXPECT_EQ(samples, metrics::Samples(kName));
asapersson01d70a32016-05-20 13:29:46100}
101
102TEST_F(MetricsTest, RtcHistogramsCounts_AddSample) {
asapersson040b79f2016-02-02 15:13:01103 AddSampleWithVaryingName(0, "Name1", kSample);
104 AddSampleWithVaryingName(1, "Name2", kSample + 1);
105 AddSampleWithVaryingName(2, "Name3", kSample + 2);
asapersson01d70a32016-05-20 13:29:46106 EXPECT_EQ(1, metrics::NumSamples("Name1"));
107 EXPECT_EQ(1, metrics::NumSamples("Name2"));
108 EXPECT_EQ(1, metrics::NumSamples("Name3"));
109 EXPECT_EQ(1, metrics::NumEvents("Name1", kSample + 0));
110 EXPECT_EQ(1, metrics::NumEvents("Name2", kSample + 1));
111 EXPECT_EQ(1, metrics::NumEvents("Name3", kSample + 2));
Steve Antonc1e6e862019-03-04 22:43:44112 EXPECT_THAT(metrics::Samples("Name1"), ElementsAre(Pair(kSample + 0, 1)));
113 EXPECT_THAT(metrics::Samples("Name2"), ElementsAre(Pair(kSample + 1, 1)));
114 EXPECT_THAT(metrics::Samples("Name3"), ElementsAre(Pair(kSample + 2, 1)));
asapersson040b79f2016-02-02 15:13:01115}
116
117#if RTC_DCHECK_IS_ON && GTEST_HAS_DEATH_TEST && !defined(WEBRTC_ANDROID)
Tommia5e07cc2020-05-26 19:40:37118using MetricsDeathTest = MetricsTest;
119TEST_F(MetricsDeathTest, RtcHistogramsCounts_InvalidIndex) {
asapersson01d70a32016-05-20 13:29:46120 EXPECT_DEATH(RTC_HISTOGRAMS_COUNTS_1000(-1, "Name", kSample), "");
121 EXPECT_DEATH(RTC_HISTOGRAMS_COUNTS_1000(3, "Name", kSample), "");
122 EXPECT_DEATH(RTC_HISTOGRAMS_COUNTS_1000(3u, "Name", kSample), "");
asapersson040b79f2016-02-02 15:13:01123}
124#endif
125
asapersson01d70a32016-05-20 13:29:46126TEST_F(MetricsTest, RtcHistogramSparse_NonConstantNameWorks) {
127 AddSparseSample("Sparse1", kSample);
128 AddSparseSample("Sparse2", kSample);
129 EXPECT_EQ(1, metrics::NumSamples("Sparse1"));
130 EXPECT_EQ(1, metrics::NumSamples("Sparse2"));
Steve Antonc1e6e862019-03-04 22:43:44131 EXPECT_THAT(metrics::Samples("Sparse1"), ElementsAre(Pair(kSample, 1)));
132 EXPECT_THAT(metrics::Samples("Sparse2"), ElementsAre(Pair(kSample, 1)));
asapersson1fe48a52016-01-07 09:02:42133}
134
asapersson1fe48a52016-01-07 09:02:42135} // namespace webrtc
Ying Wangef3998f2019-12-09 12:06:53136#endif