chromium/testing/perf/confidence/pinpoint_ci.cc

// Copyright 2024 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

// A small tool to take MotionMark/Speedometer CSV files from Pinpoint
// and compute confidence intervals. Not intended as a general CSV reader
// (we don't do things like escaping and quoting).
//
// _ci refers to confidence intervals, not continuous integration.

#include <stdio.h>
#include <stdlib.h>

#include <ranges>
#include <string>
#include <unordered_map>
#include <utility>
#include <vector>

#include "base/files/file_util.h"
#include "base/rand_util.h"
#include "base/strings/string_split.h"
#include "testing/perf/confidence/ratio_bootstrap_estimator.h"

#ifdef UNSAFE_BUFFERS_BUILD
// Not used with untrusted inputs.
#pragma allow_unsafe_buffers
#endif

pair;
string;
string_view;
unordered_map;
vector;

namespace {

vector<string_view> SplitCSVLine(string_view str) { … }

vector<unordered_map<string, string>> ReadCSV(const char* filename) { … }

}  // namespace

int main(int argc, char** argv) { … }