chromium/base/test/metrics/histogram_tester.cc

// Copyright 2014 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "base/test/metrics/histogram_tester.h"

#include <stddef.h>

#include <string_view>

#include "base/metrics/histogram.h"
#include "base/metrics/histogram_samples.h"
#include "base/metrics/metrics_hashes.h"
#include "base/metrics/sample_map.h"
#include "base/metrics/sparse_histogram.h"
#include "base/metrics/statistics_recorder.h"
#include "base/strings/string_util.h"
#include "base/strings/stringprintf.h"
#include "testing/gtest/include/gtest/gtest.h"

namespace base {

HistogramTester::HistogramTester() { … }

HistogramTester::~HistogramTester() = default;

void HistogramTester::ExpectUniqueSample(
    std::string_view name,
    HistogramBase::Sample sample,
    HistogramBase::Count expected_bucket_count,
    const Location& location) const { … }

void HistogramTester::ExpectUniqueTimeSample(
    std::string_view name,
    TimeDelta sample,
    HistogramBase::Count expected_bucket_count,
    const Location& location) const { … }

void HistogramTester::ExpectBucketCount(std::string_view name,
                                        HistogramBase::Sample sample,
                                        HistogramBase::Count expected_count,
                                        const Location& location) const { … }

void HistogramTester::ExpectTotalCount(std::string_view name,
                                       HistogramBase::Count expected_count,
                                       const Location& location) const { … }

void HistogramTester::ExpectTimeBucketCount(std::string_view name,
                                            TimeDelta sample,
                                            HistogramBase::Count count,
                                            const Location& location) const { … }

int64_t HistogramTester::GetTotalSum(std::string_view name) const { … }

std::vector<Bucket> HistogramTester::GetAllSamples(
    std::string_view name) const { … }

HistogramBase::Count HistogramTester::GetBucketCount(
    std::string_view name,
    HistogramBase::Sample sample) const { … }

void HistogramTester::GetBucketCountForSamples(
    const HistogramBase& histogram,
    HistogramBase::Sample sample,
    HistogramBase::Count* count,
    HistogramBase::Count* total_count) const { … }

HistogramTester::CountsMap HistogramTester::GetTotalCountsForPrefix(
    std::string_view prefix) const { … }

std::unique_ptr<HistogramSamples>
HistogramTester::GetHistogramSamplesSinceCreation(
    std::string_view histogram_name) const { … }

std::string HistogramTester::GetAllHistogramsRecorded() const { … }

int HistogramTester::GetTotalCountForSamples(
    const base::HistogramBase& histogram) const { … }

std::string HistogramTester::SnapshotToString(
    const base::HistogramBase& histogram) const { … }

void PrintTo(const Bucket& bucket, std::ostream* os) { … }

}  // namespace base