chromium/chrome/test/base/web_feature_histogram_tester.cc

// Copyright 2021 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "chrome/test/base/web_feature_histogram_tester.h"

#include <utility>

#include "base/threading/platform_thread.h"
#include "base/time/time.h"
#include "components/metrics/content/subprocess_metrics_provider.h"
#include "content/public/test/browser_test_utils.h"
#include "testing/gmock/include/gmock/gmock.h"

namespace {

WebFeature;
_;
Each;
Ge;
Pair;

constexpr char kFeatureHistogramName[] = …;

void FetchCounts() { … }

// Returns the list of keys in the given map.
std::vector<WebFeature> Keys(const std::map<WebFeature, int>& counts) { … }

bool AllCountsAreLessThanOrEqual(const std::map<WebFeature, int>& lhs,
                                 const std::map<WebFeature, int>& rhs) { … }

}  // namespace

std::map<WebFeature, int> AllZeroFeatureCounts(
    const std::vector<WebFeature>& features) { … }

std::map<WebFeature, int> AddFeatureCounts(
    const std::map<WebFeature, int>& lhs,
    const std::map<WebFeature, int>& rhs) { … }

WebFeatureHistogramTester::WebFeatureHistogramTester() = default;

WebFeatureHistogramTester::~WebFeatureHistogramTester() = default;

int WebFeatureHistogramTester::GetCountInternal(WebFeature feature) const { … }

int WebFeatureHistogramTester::GetCount(WebFeature feature) const { … }

std::map<WebFeature, int> WebFeatureHistogramTester::GetCounts(
    const std::vector<WebFeature>& features) const { … }

std::map<WebFeature, int> WebFeatureHistogramTester::GetNonZeroCounts(
    const std::vector<WebFeature>& features) const { … }

std::map<WebFeature, int> WebFeatureHistogramTester::GetCountsInternal(
    const std::vector<WebFeature>& features,
    bool include_zeroes) const { … }

std::map<WebFeature, int> WebFeatureHistogramTester::WaitForCountsAtLeast(
    const std::map<WebFeature, int>& expected) const { … }

void WebFeatureHistogramTester::ExpectCounts(
    const std::map<WebFeature, int>& expected) const { … }