// Copyright 2019-2020 CERN and copyright holders of ALICE O2.

// See https://alice-o2.web.cern.ch/copyright for details of the copyright holders.

// All rights not expressly granted are reserved.

//

// This software is distributed under the terms of the GNU General Public

// License v3 (GPL Version 3), copied verbatim in the file "COPYING".

//

// In applying this license CERN does not waive the privileges and immunities

// granted to it by virtue of its status as an Intergovernmental Organization

// or submit itself to any jurisdiction.

#define BOOST_TEST_MODULE Test MCGenId class

#define BOOST_TEST_MAIN

#define BOOST_TEST_DYN_LINK

#include <boost/test/unit_test.hpp>

#include "SimulationDataFormat/MCGenProperties.h"

using namespace o2::mcgenid;

BOOST_AUTO_TEST_CASE(MCGenId_test)

{

// possible generator IDs range from 0 to 127 (included)

constexpr int highGenerator{128};

// possible sub-generator IDs range from -1 to 30 (included)

constexpr int highSubGenerator{31};

// possible soufce IDs range from 0 to 15 (included)

constexpr int highSource{16};

// test all combinations

for (int sourceId = 0; sourceId < highSource; sourceId++) {

for (int generatorId = 0; generatorId < highGenerator; generatorId++) {

for (int subGeneratorId = -1; subGeneratorId < highSubGenerator; subGeneratorId++) {

auto encoded = getEncodedGenId(generatorId, sourceId, subGeneratorId);

// decode them

auto sourceIdAfter = getSourceId(encoded);

auto generatorIdAfter = getGeneratorId(encoded);

auto subGeneratorIdAfter = getSubGeneratorId(encoded);

std::cout << "SourceID: " << sourceId << " ==> " << sourceIdAfter << "\n"

<< "generatorId: " << generatorId << " ==> " << generatorIdAfter << "\n"

<< "subGeneratorId: " << subGeneratorId << " ==> " << subGeneratorIdAfter << "\n";

// check if original and decoded numbers are the same

BOOST_CHECK(sourceIdAfter == sourceId);

BOOST_CHECK(generatorIdAfter == generatorId);

BOOST_CHECK(subGeneratorId == subGeneratorIdAfter);

}

}

}

}