statistics.h

// Copyright 2015 Google Inc. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
 
#ifndef BENCHMARK_STATISTICS_H_
#define BENCHMARK_STATISTICS_H_
 
#include <string>
#include <vector>
 
#include "benchmark/types.h"
 
namespace benchmark {
 
enum BigO { oNone, o1, oN, oNSquared, oNCubed, oLogN, oNLogN, oAuto, oLambda };
 
typedef int64_t ComplexityN;
 
enum StatisticUnit { kTime, kPercentage };
 
typedef double(BigOFunc)(ComplexityN);
 
typedef double(StatisticsFunc)(const std::vector<double>&);
 
namespace internal {
struct Statistics {
  std::string name_;
  StatisticsFunc* compute_;
  StatisticUnit unit_;
 
  Statistics(const std::string& name, StatisticsFunc* compute,
             StatisticUnit unit = kTime)
      : name_(name), compute_(compute), unit_(unit) {}
};
 
enum AggregationReportMode : unsigned {
  ARM_Unspecified = 0,
  ARM_Default = 1U << 0U,
  ARM_FileReportAggregatesOnly = 1U << 1U,
  ARM_DisplayReportAggregatesOnly = 1U << 2U,
  ARM_ReportAggregatesOnly =
      ARM_FileReportAggregatesOnly | ARM_DisplayReportAggregatesOnly
};
 
enum Skipped : unsigned {
  NotSkipped = 0,
  SkippedWithMessage,
  SkippedWithError
};
 
}  // namespace internal
 
}  // namespace benchmark
 
#endif  // BENCHMARK_STATISTICS_H_