DetectorPropertiesStandardTestHelpers.h

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#ifndef LARDATA_DETECTORINFO_DETECTORPROPERTIESSTANDARDTESTHELPERS_H
#define LARDATA_DETECTORINFO_DETECTORPROPERTIESSTANDARDTESTHELPERS_H 1

// LArSoft libraries
#include "larcorealg/TestUtils/ProviderTestHelpers.h"
#include "lardataalg/DetectorInfo/DetectorPropertiesStandard.h"

// framework and utility libraries
#include "fhiclcpp/ParameterSet.h"
#include "messagefacility/MessageLogger/MessageLogger.h"

// C/C++ standard libraries
#include <memory> // std::unique_ptr<>
#include <string>

namespace testing {

  template <>
  struct ProviderSetupClass<detinfo::DetectorPropertiesStandard> {

    static std::unique_ptr<detinfo::DetectorPropertiesStandard> setup(
      fhicl::ParameterSet const& pset,
      detinfo::DetectorPropertiesStandard::providers_type const& providers)
    {
      // some feedback about whether we are using the right configuration
      std::string ServiceProviderPath;
      if (pset.get_if_present("service_provider", ServiceProviderPath)) {
        std::string ServiceProviderName = ServiceProviderPath;
        size_t iSlash = ServiceProviderPath.rfind('/');
        if (iSlash != std::string::npos) ServiceProviderName.erase(0, iSlash + 1);

        if (ServiceProviderName == "DetectorPropertiesServiceStandard") {
          MF_LOG_TRACE("ProviderSetup") << "Verified service implementation for "
                                           "DetectorPropertiesService"
                                           ": '"
                                        << ServiceProviderPath << "'";
        }
        else {
          // this means you should not be using the simple set up...
          mf::LogWarning("setupProvider")
            << "This set up is for a DetectorPropertiesStandard provider.\n"
               "Your configuration specifies a '"
            << ServiceProviderPath
            << "' service implementation"
               " that is not known to use that provider.";
        }
      }

      //
      // create the new DetectorPropertiesStandard service provider
      //
      // we choose to ignore a configuration parameter that is known to be used
      // by the art services but unknown to the provider; in this way we can use
      // for this test the same configuration as for art-based tests.
      //
      std::set<std::string> ignore_keys({"InheritNumberTimeSamples"});
      return std::make_unique<detinfo::DetectorPropertiesStandard>(
        pset,
        providers.get<geo::GeometryCore>(),
        providers.get<detinfo::LArProperties>(),
        ignore_keys);
    } // setup()

  }; // ProviderSetupClass<DetectorPropertiesStandard>

  template <typename TestEnv>
  struct SimpleEnvironmentSetupClass<detinfo::DetectorPropertiesStandard, TestEnv> {
    static detinfo::DetectorPropertiesStandard* setup(TestEnv& env)
    {
      auto* detp = env.template SetupProviderFor<detinfo::DetectorProperties,
                                                 detinfo::DetectorPropertiesStandard>(
        env.ServiceParameters("DetectorPropertiesService"),
        env.template ProviderPackFor<detinfo::DetectorPropertiesStandard>());
      return detp;
    } // setup()

  }; // SimpleEnvironmentSetupClass<detinfo::DetectorPropertiesStandard>

} // namespace testing

#endif // LARDATA_DETECTORINFO_DETECTORPROPERTIESSTANDARDTESTHELPERS_H