| /* |
| * Copyright (c) 2015 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 "testing/gtest/include/gtest/gtest.h" |
| |
| #include "webrtc/system_wrappers/include/metrics.h" |
| #include "webrtc/system_wrappers/include/metrics_default.h" |
| |
| namespace webrtc { |
| namespace { |
| const int kSample = 22; |
| |
| void AddSparseSample(const std::string& name, int sample) { |
| RTC_HISTOGRAM_COUNTS_SPARSE_100(name, sample); |
| } |
| void AddSampleWithVaryingName(int index, const std::string& name, int sample) { |
| RTC_HISTOGRAMS_COUNTS_100(index, name, sample); |
| } |
| #if RTC_DCHECK_IS_ON && GTEST_HAS_DEATH_TEST && !defined(WEBRTC_ANDROID) |
| void AddSample(const std::string& name, int sample) { |
| RTC_HISTOGRAM_COUNTS_100(name, sample); |
| } |
| #endif // RTC_DCHECK_IS_ON && GTEST_HAS_DEATH_TEST && !defined(WEBRTC_ANDROID) |
| } // namespace |
| |
| class MetricsTest : public ::testing::Test { |
| public: |
| MetricsTest() {} |
| |
| protected: |
| virtual void SetUp() { |
| metrics::Reset(); |
| } |
| }; |
| |
| TEST_F(MetricsTest, InitiallyNoSamples) { |
| EXPECT_EQ(0, metrics::NumSamples("NonExisting")); |
| EXPECT_EQ(0, metrics::NumEvents("NonExisting", kSample)); |
| } |
| |
| TEST_F(MetricsTest, RtcHistogramPercent_AddSample) { |
| const std::string kName = "Percentage"; |
| RTC_HISTOGRAM_PERCENTAGE(kName, kSample); |
| EXPECT_EQ(1, metrics::NumSamples(kName)); |
| EXPECT_EQ(1, metrics::NumEvents(kName, kSample)); |
| } |
| |
| TEST_F(MetricsTest, RtcHistogramEnumeration_AddSample) { |
| const std::string kName = "Enumeration"; |
| RTC_HISTOGRAM_ENUMERATION(kName, kSample, kSample + 1); |
| EXPECT_EQ(1, metrics::NumSamples(kName)); |
| EXPECT_EQ(1, metrics::NumEvents(kName, kSample)); |
| } |
| |
| TEST_F(MetricsTest, RtcHistogramCountsSparse_AddSample) { |
| const std::string kName = "CountsSparse100"; |
| RTC_HISTOGRAM_COUNTS_SPARSE_100(kName, kSample); |
| EXPECT_EQ(1, metrics::NumSamples(kName)); |
| EXPECT_EQ(1, metrics::NumEvents(kName, kSample)); |
| } |
| |
| TEST_F(MetricsTest, RtcHistogramCounts_AddSample) { |
| const std::string kName = "Counts100"; |
| RTC_HISTOGRAM_COUNTS_100(kName, kSample); |
| EXPECT_EQ(1, metrics::NumSamples(kName)); |
| EXPECT_EQ(1, metrics::NumEvents(kName, kSample)); |
| } |
| |
| TEST_F(MetricsTest, RtcHistogramCounts_AddMultipleSamples) { |
| const std::string kName = "Counts200"; |
| const int kNumSamples = 10; |
| for (int i = 1; i <= kNumSamples; ++i) { |
| RTC_HISTOGRAM_COUNTS_200(kName, i); |
| EXPECT_EQ(1, metrics::NumEvents(kName, i)); |
| EXPECT_EQ(i, metrics::NumSamples(kName)); |
| } |
| } |
| |
| TEST_F(MetricsTest, RtcHistogramsCounts_AddSample) { |
| AddSampleWithVaryingName(0, "Name1", kSample); |
| AddSampleWithVaryingName(1, "Name2", kSample + 1); |
| AddSampleWithVaryingName(2, "Name3", kSample + 2); |
| EXPECT_EQ(1, metrics::NumSamples("Name1")); |
| EXPECT_EQ(1, metrics::NumSamples("Name2")); |
| EXPECT_EQ(1, metrics::NumSamples("Name3")); |
| EXPECT_EQ(1, metrics::NumEvents("Name1", kSample + 0)); |
| EXPECT_EQ(1, metrics::NumEvents("Name2", kSample + 1)); |
| EXPECT_EQ(1, metrics::NumEvents("Name3", kSample + 2)); |
| } |
| |
| #if RTC_DCHECK_IS_ON && GTEST_HAS_DEATH_TEST && !defined(WEBRTC_ANDROID) |
| TEST_F(MetricsTest, RtcHistogramsCounts_InvalidIndex) { |
| EXPECT_DEATH(RTC_HISTOGRAMS_COUNTS_1000(-1, "Name", kSample), ""); |
| EXPECT_DEATH(RTC_HISTOGRAMS_COUNTS_1000(3, "Name", kSample), ""); |
| EXPECT_DEATH(RTC_HISTOGRAMS_COUNTS_1000(3u, "Name", kSample), ""); |
| } |
| #endif |
| |
| TEST_F(MetricsTest, RtcHistogramSparse_NonConstantNameWorks) { |
| AddSparseSample("Sparse1", kSample); |
| AddSparseSample("Sparse2", kSample); |
| EXPECT_EQ(1, metrics::NumSamples("Sparse1")); |
| EXPECT_EQ(1, metrics::NumSamples("Sparse2")); |
| } |
| |
| #if RTC_DCHECK_IS_ON && GTEST_HAS_DEATH_TEST && !defined(WEBRTC_ANDROID) |
| TEST_F(MetricsTest, RtcHistogram_FailsForNonConstantName) { |
| AddSample("ConstantName1", kSample); |
| EXPECT_DEATH(AddSample("NotConstantName1", kSample), ""); |
| } |
| #endif |
| |
| } // namespace webrtc |