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test_GeneratorService.cxx
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61 lines (51 loc) · 2.13 KB
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// 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 GeneratorService class
#define BOOST_TEST_MAIN
#define BOOST_TEST_DYN_LINK
#include <boost/test/unit_test.hpp>
#include <Generators/GeneratorService.h>
#include <SimulationDataFormat/MCTrack.h>
#include <SimulationDataFormat/MCEventHeader.h>
#include <CommonUtils/ConfigurableParam.h>
using Key = o2::dataformats::MCInfoKeys;
using namespace o2::eventgen;
BOOST_AUTO_TEST_CASE(boxgen_novertex)
{
// a simple box generator without any vertex smearing applied
GeneratorService service;
service.initService("boxgen", "", o2::eventgen::NoVertexOption());
auto event = service.generateEvent();
BOOST_CHECK(event.first.size() > 0);
auto& header = event.second;
BOOST_CHECK(header.GetX() == 0);
BOOST_CHECK(header.GetY() == 0);
BOOST_CHECK(header.GetZ() == 0);
BOOST_CHECK(header.GetT() == 0);
}
BOOST_AUTO_TEST_CASE(pythia8pp_diamonvertex)
{
// parameter to influence vertex position
o2::conf::ConfigurableParam::updateFromString("Diamond.position[0]=1.1; Diamond.width[0]=0.");
GeneratorService service;
// a pythia8 generator with vertex smearing coming from Diamond param
service.initService("pythia8pp", "", o2::eventgen::DiamondParamVertexOption());
auto event = service.generateEvent();
BOOST_CHECK(event.first.size() > 0);
auto& header = event.second;
// BOOST_CHECK_CLOSE(header.GetX(), 1.1, 1E-6);
// BOOST_CHECK(header.GetX() == 1.1);
BOOST_CHECK(header.GetY() != 0.);
BOOST_CHECK(header.GetZ() != 0.);
BOOST_CHECK(header.GetT() == 0);
bool invalid = false;
BOOST_CHECK(header.getInfo<std::string>(Key::generator, invalid) == "pythia8");
}