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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
Steve Antonc1e6e862019-03-04 22:43:4413#include "test/gmock.h"
Mirko Bonadei92ea95e2017-09-15 04:47:3114#include "test/gtest.h"
asapersson1fe48a52016-01-07 09:02:4215
Steve Antonc1e6e862019-03-04 22:43:4416using ::testing::ElementsAre;
17using ::testing::IsEmpty;
18using ::testing::Pair;
19
Ying Wangef3998f2019-12-09 12:06:5320#if RTC_METRICS_ENABLED
asapersson1fe48a52016-01-07 09:02:4221namespace webrtc {
22namespace {
23const int kSample = 22;
asapersson1fe48a52016-01-07 09:02:4224
25void AddSparseSample(const std::string& name, int sample) {
26 RTC_HISTOGRAM_COUNTS_SPARSE_100(name, sample);
27}
asapersson040b79f2016-02-02 15:13:0128void AddSampleWithVaryingName(int index, const std::string& name, int sample) {
29 RTC_HISTOGRAMS_COUNTS_100(index, name, sample);
30}
asapersson1fe48a52016-01-07 09:02:4231} // namespace
32
asapersson01d70a32016-05-20 13:29:4633class MetricsTest : public ::testing::Test {
34 public:
35 MetricsTest() {}
asapersson1fe48a52016-01-07 09:02:4236
asapersson01d70a32016-05-20 13:29:4637 protected:
Mirko Bonadeic14d9bb2018-07-16 13:44:2838 void SetUp() override { metrics::Reset(); }
asapersson01d70a32016-05-20 13:29:4639};
40
41TEST_F(MetricsTest, InitiallyNoSamples) {
42 EXPECT_EQ(0, metrics::NumSamples("NonExisting"));
43 EXPECT_EQ(0, metrics::NumEvents("NonExisting", kSample));
Steve Antonc1e6e862019-03-04 22:43:4444 EXPECT_THAT(metrics::Samples("NonExisting"), IsEmpty());
asapersson1fe48a52016-01-07 09:02:4245}
46
asapersson01d70a32016-05-20 13:29:4647TEST_F(MetricsTest, RtcHistogramPercent_AddSample) {
48 const std::string kName = "Percentage";
49 RTC_HISTOGRAM_PERCENTAGE(kName, kSample);
50 EXPECT_EQ(1, metrics::NumSamples(kName));
51 EXPECT_EQ(1, metrics::NumEvents(kName, kSample));
Steve Antonc1e6e862019-03-04 22:43:4452 EXPECT_THAT(metrics::Samples(kName), ElementsAre(Pair(kSample, 1)));
asapersson01d70a32016-05-20 13:29:4653}
54
55TEST_F(MetricsTest, RtcHistogramEnumeration_AddSample) {
56 const std::string kName = "Enumeration";
57 RTC_HISTOGRAM_ENUMERATION(kName, kSample, kSample + 1);
58 EXPECT_EQ(1, metrics::NumSamples(kName));
59 EXPECT_EQ(1, metrics::NumEvents(kName, kSample));
Steve Antonc1e6e862019-03-04 22:43:4460 EXPECT_THAT(metrics::Samples(kName), ElementsAre(Pair(kSample, 1)));
asapersson01d70a32016-05-20 13:29:4661}
62
asapersson1731c9c2016-11-30 08:29:0963TEST_F(MetricsTest, RtcHistogramBoolean_AddSample) {
64 const std::string kName = "Boolean";
65 const int kSample = 0;
66 RTC_HISTOGRAM_BOOLEAN(kName, kSample);
67 EXPECT_EQ(1, metrics::NumSamples(kName));
68 EXPECT_EQ(1, metrics::NumEvents(kName, kSample));
Steve Antonc1e6e862019-03-04 22:43:4469 EXPECT_THAT(metrics::Samples(kName), ElementsAre(Pair(kSample, 1)));
asapersson1731c9c2016-11-30 08:29:0970}
71
asapersson01d70a32016-05-20 13:29:4672TEST_F(MetricsTest, RtcHistogramCountsSparse_AddSample) {
73 const std::string kName = "CountsSparse100";
74 RTC_HISTOGRAM_COUNTS_SPARSE_100(kName, kSample);
75 EXPECT_EQ(1, metrics::NumSamples(kName));
76 EXPECT_EQ(1, metrics::NumEvents(kName, kSample));
Steve Antonc1e6e862019-03-04 22:43:4477 EXPECT_THAT(metrics::Samples(kName), ElementsAre(Pair(kSample, 1)));
asapersson01d70a32016-05-20 13:29:4678}
79
80TEST_F(MetricsTest, RtcHistogramCounts_AddSample) {
81 const std::string kName = "Counts100";
82 RTC_HISTOGRAM_COUNTS_100(kName, kSample);
83 EXPECT_EQ(1, metrics::NumSamples(kName));
84 EXPECT_EQ(1, metrics::NumEvents(kName, kSample));
Steve Antonc1e6e862019-03-04 22:43:4485 EXPECT_THAT(metrics::Samples(kName), ElementsAre(Pair(kSample, 1)));
asapersson01d70a32016-05-20 13:29:4686}
87
88TEST_F(MetricsTest, RtcHistogramCounts_AddMultipleSamples) {
89 const std::string kName = "Counts200";
90 const int kNumSamples = 10;
Steve Antonc1e6e862019-03-04 22:43:4491 std::map<int, int> samples;
asapersson01d70a32016-05-20 13:29:4692 for (int i = 1; i <= kNumSamples; ++i) {
93 RTC_HISTOGRAM_COUNTS_200(kName, i);
94 EXPECT_EQ(1, metrics::NumEvents(kName, i));
95 EXPECT_EQ(i, metrics::NumSamples(kName));
Steve Antonc1e6e862019-03-04 22:43:4496 samples[i] = 1;
asapersson01d70a32016-05-20 13:29:4697 }
Steve Antonc1e6e862019-03-04 22:43:4498 EXPECT_EQ(samples, metrics::Samples(kName));
asapersson01d70a32016-05-20 13:29:4699}
100
101TEST_F(MetricsTest, RtcHistogramsCounts_AddSample) {
asapersson040b79f2016-02-02 15:13:01102 AddSampleWithVaryingName(0, "Name1", kSample);
103 AddSampleWithVaryingName(1, "Name2", kSample + 1);
104 AddSampleWithVaryingName(2, "Name3", kSample + 2);
asapersson01d70a32016-05-20 13:29:46105 EXPECT_EQ(1, metrics::NumSamples("Name1"));
106 EXPECT_EQ(1, metrics::NumSamples("Name2"));
107 EXPECT_EQ(1, metrics::NumSamples("Name3"));
108 EXPECT_EQ(1, metrics::NumEvents("Name1", kSample + 0));
109 EXPECT_EQ(1, metrics::NumEvents("Name2", kSample + 1));
110 EXPECT_EQ(1, metrics::NumEvents("Name3", kSample + 2));
Steve Antonc1e6e862019-03-04 22:43:44111 EXPECT_THAT(metrics::Samples("Name1"), ElementsAre(Pair(kSample + 0, 1)));
112 EXPECT_THAT(metrics::Samples("Name2"), ElementsAre(Pair(kSample + 1, 1)));
113 EXPECT_THAT(metrics::Samples("Name3"), ElementsAre(Pair(kSample + 2, 1)));
asapersson040b79f2016-02-02 15:13:01114}
115
116#if RTC_DCHECK_IS_ON && GTEST_HAS_DEATH_TEST && !defined(WEBRTC_ANDROID)
Tommia5e07cc2020-05-26 19:40:37117using MetricsDeathTest = MetricsTest;
118TEST_F(MetricsDeathTest, RtcHistogramsCounts_InvalidIndex) {
asapersson01d70a32016-05-20 13:29:46119 EXPECT_DEATH(RTC_HISTOGRAMS_COUNTS_1000(-1, "Name", kSample), "");
120 EXPECT_DEATH(RTC_HISTOGRAMS_COUNTS_1000(3, "Name", kSample), "");
121 EXPECT_DEATH(RTC_HISTOGRAMS_COUNTS_1000(3u, "Name", kSample), "");
asapersson040b79f2016-02-02 15:13:01122}
123#endif
124
asapersson01d70a32016-05-20 13:29:46125TEST_F(MetricsTest, RtcHistogramSparse_NonConstantNameWorks) {
126 AddSparseSample("Sparse1", kSample);
127 AddSparseSample("Sparse2", kSample);
128 EXPECT_EQ(1, metrics::NumSamples("Sparse1"));
129 EXPECT_EQ(1, metrics::NumSamples("Sparse2"));
Steve Antonc1e6e862019-03-04 22:43:44130 EXPECT_THAT(metrics::Samples("Sparse1"), ElementsAre(Pair(kSample, 1)));
131 EXPECT_THAT(metrics::Samples("Sparse2"), ElementsAre(Pair(kSample, 1)));
asapersson1fe48a52016-01-07 09:02:42132}
133
asapersson1fe48a52016-01-07 09:02:42134} // namespace webrtc
Ying Wangef3998f2019-12-09 12:06:53135#endif