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136 lines
4.7 KiB
136 lines
4.7 KiB
/*
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* Copyright (c) 2015 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#include "system_wrappers/include/metrics.h"
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#include "test/gmock.h"
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#include "test/gtest.h"
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using ::testing::ElementsAre;
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using ::testing::IsEmpty;
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using ::testing::Pair;
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#if RTC_METRICS_ENABLED
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namespace webrtc {
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namespace {
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const int kSample = 22;
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void AddSparseSample(const std::string& name, int sample) {
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RTC_HISTOGRAM_COUNTS_SPARSE_100(name, sample);
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}
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void AddSampleWithVaryingName(int index, const std::string& name, int sample) {
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RTC_HISTOGRAMS_COUNTS_100(index, name, sample);
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}
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} // namespace
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class MetricsTest : public ::testing::Test {
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public:
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MetricsTest() {}
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protected:
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void SetUp() override { metrics::Reset(); }
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};
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TEST_F(MetricsTest, InitiallyNoSamples) {
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EXPECT_EQ(0, metrics::NumSamples("NonExisting"));
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EXPECT_EQ(0, metrics::NumEvents("NonExisting", kSample));
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EXPECT_THAT(metrics::Samples("NonExisting"), IsEmpty());
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}
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TEST_F(MetricsTest, RtcHistogramPercent_AddSample) {
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const std::string kName = "Percentage";
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RTC_HISTOGRAM_PERCENTAGE(kName, kSample);
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EXPECT_EQ(1, metrics::NumSamples(kName));
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EXPECT_EQ(1, metrics::NumEvents(kName, kSample));
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EXPECT_THAT(metrics::Samples(kName), ElementsAre(Pair(kSample, 1)));
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}
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TEST_F(MetricsTest, RtcHistogramEnumeration_AddSample) {
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const std::string kName = "Enumeration";
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RTC_HISTOGRAM_ENUMERATION(kName, kSample, kSample + 1);
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EXPECT_EQ(1, metrics::NumSamples(kName));
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EXPECT_EQ(1, metrics::NumEvents(kName, kSample));
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EXPECT_THAT(metrics::Samples(kName), ElementsAre(Pair(kSample, 1)));
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}
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TEST_F(MetricsTest, RtcHistogramBoolean_AddSample) {
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const std::string kName = "Boolean";
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const int kSample = 0;
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RTC_HISTOGRAM_BOOLEAN(kName, kSample);
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EXPECT_EQ(1, metrics::NumSamples(kName));
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EXPECT_EQ(1, metrics::NumEvents(kName, kSample));
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EXPECT_THAT(metrics::Samples(kName), ElementsAre(Pair(kSample, 1)));
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}
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TEST_F(MetricsTest, RtcHistogramCountsSparse_AddSample) {
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const std::string kName = "CountsSparse100";
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RTC_HISTOGRAM_COUNTS_SPARSE_100(kName, kSample);
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EXPECT_EQ(1, metrics::NumSamples(kName));
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EXPECT_EQ(1, metrics::NumEvents(kName, kSample));
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EXPECT_THAT(metrics::Samples(kName), ElementsAre(Pair(kSample, 1)));
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}
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TEST_F(MetricsTest, RtcHistogramCounts_AddSample) {
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const std::string kName = "Counts100";
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RTC_HISTOGRAM_COUNTS_100(kName, kSample);
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EXPECT_EQ(1, metrics::NumSamples(kName));
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EXPECT_EQ(1, metrics::NumEvents(kName, kSample));
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EXPECT_THAT(metrics::Samples(kName), ElementsAre(Pair(kSample, 1)));
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}
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TEST_F(MetricsTest, RtcHistogramCounts_AddMultipleSamples) {
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const std::string kName = "Counts200";
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const int kNumSamples = 10;
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std::map<int, int> samples;
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for (int i = 1; i <= kNumSamples; ++i) {
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RTC_HISTOGRAM_COUNTS_200(kName, i);
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EXPECT_EQ(1, metrics::NumEvents(kName, i));
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EXPECT_EQ(i, metrics::NumSamples(kName));
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samples[i] = 1;
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}
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EXPECT_EQ(samples, metrics::Samples(kName));
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}
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TEST_F(MetricsTest, RtcHistogramsCounts_AddSample) {
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AddSampleWithVaryingName(0, "Name1", kSample);
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AddSampleWithVaryingName(1, "Name2", kSample + 1);
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AddSampleWithVaryingName(2, "Name3", kSample + 2);
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EXPECT_EQ(1, metrics::NumSamples("Name1"));
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EXPECT_EQ(1, metrics::NumSamples("Name2"));
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EXPECT_EQ(1, metrics::NumSamples("Name3"));
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EXPECT_EQ(1, metrics::NumEvents("Name1", kSample + 0));
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EXPECT_EQ(1, metrics::NumEvents("Name2", kSample + 1));
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EXPECT_EQ(1, metrics::NumEvents("Name3", kSample + 2));
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EXPECT_THAT(metrics::Samples("Name1"), ElementsAre(Pair(kSample + 0, 1)));
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EXPECT_THAT(metrics::Samples("Name2"), ElementsAre(Pair(kSample + 1, 1)));
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EXPECT_THAT(metrics::Samples("Name3"), ElementsAre(Pair(kSample + 2, 1)));
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}
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#if RTC_DCHECK_IS_ON && GTEST_HAS_DEATH_TEST && !defined(WEBRTC_ANDROID)
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using MetricsDeathTest = MetricsTest;
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TEST_F(MetricsDeathTest, RtcHistogramsCounts_InvalidIndex) {
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EXPECT_DEATH(RTC_HISTOGRAMS_COUNTS_1000(-1, "Name", kSample), "");
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EXPECT_DEATH(RTC_HISTOGRAMS_COUNTS_1000(3, "Name", kSample), "");
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EXPECT_DEATH(RTC_HISTOGRAMS_COUNTS_1000(3u, "Name", kSample), "");
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}
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#endif
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TEST_F(MetricsTest, RtcHistogramSparse_NonConstantNameWorks) {
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AddSparseSample("Sparse1", kSample);
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AddSparseSample("Sparse2", kSample);
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EXPECT_EQ(1, metrics::NumSamples("Sparse1"));
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EXPECT_EQ(1, metrics::NumSamples("Sparse2"));
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EXPECT_THAT(metrics::Samples("Sparse1"), ElementsAre(Pair(kSample, 1)));
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EXPECT_THAT(metrics::Samples("Sparse2"), ElementsAre(Pair(kSample, 1)));
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}
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} // namespace webrtc
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#endif
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