test_ShiftSolver.cpp

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#include "test.h"

#include "gaugeConfig.h"

#include "fopr_Wilson.h"

#include "index_lex.h"
#include "fprop_Wilson_Shift.h"

#include "source.h"

#include "randomNumbers_Mseries.h"

//====================================================================

namespace Test_ShiftSolver {
  const std::string test_name = "ShiftSolver";

  //- test-private parameters
  namespace {
    const std::string filename_input  = "test_ShiftSolver.yaml";
    const std::string filename_output = "stdout";

    class Parameters_Test_ShiftSolver : public Parameters {
     public:
      Parameters_Test_ShiftSolver()
      {
        Register_string("gauge_config_status", "NULL");
        Register_string("gauge_config_type_input", "NULL");
        Register_string("config_filename_input", "NULL");

        Register_string("verbose_level", "NULL");

        Register_double("expected_result", 0.0);
      }
    };
  }

  //- prototype declaration
  int solve(void);

#ifdef USE_TESTMANAGER_AUTOREGISTER
  namespace {
#if defined(USE_GROUP_SU2)
    // Nc=2 is not available.
#else
    static const bool is_registered = TestManager::RegisterTest(
      test_name,
      solve
      );
#endif
  }
#endif

  //====================================================================
  int solve(void)
  {
    // ####  parameter setup  ####
    int Nc   = CommonParameters::Nc();
    int Nd   = CommonParameters::Nd();
    int Ndim = CommonParameters::Ndim();
    int Nvol = CommonParameters::Nvol();

    Parameters *params_test   = new Parameters_Test_ShiftSolver;
    Parameters *params_wilson = ParametersFactory::New("Fopr.Wilson");
    Parameters *params_solver = ParametersFactory::New("Fprop_Wilson_Shift");
    Parameters *params_source = ParametersFactory::New("Source");
    Parameters *params_all    = new Parameters;

    params_all->Register_Parameters("Test_ShiftSolver", params_test);
    params_all->Register_Parameters("Fopr_Wilson", params_wilson);
    params_all->Register_Parameters("Fprop_Shift", params_solver);
    params_all->Register_Parameters("Source", params_source);

    ParameterManager_YAML params_manager;
    params_manager.read_params(filename_input, params_all);

    const string str_gconf_status = params_test->get_string("gauge_config_status");
    const string str_gconf_read   = params_test->get_string("gauge_config_type_input");
    const string readfile         = params_test->get_string("config_filename_input");
    const string str_vlevel       = params_test->get_string("verbose_level");

    const bool   do_check        = params_test->is_set("expected_result");
    const double expected_result = do_check ? params_test->get_double("expected_result") : 0.0;

    const string str_gmset_type  = params_wilson->get_string("gamma_matrix_type");
    const int    Nshift          = params_solver->get_int("number_of_shifts");
    const string str_source_type = params_source->get_string("source_type");

    Bridge::VerboseLevel vl = vout.set_verbose_level(str_vlevel);

    //- print input parameters
    vout.general(vl, "  gconf_status = %s\n", str_gconf_status.c_str());
    vout.general(vl, "  gconf_read   = %s\n", str_gconf_read.c_str());
    vout.general(vl, "  readfile     = %s\n", readfile.c_str());
    vout.general(vl, "  vlevel       = %s\n", str_vlevel.c_str());
    vout.general(vl, "  gmset_type   = %s\n", str_gmset_type.c_str());
    vout.general(vl, "  Nshift       = %d\n", Nshift);
    vout.general(vl, "  source_type  = %s\n", str_source_type.c_str());
    vout.general(vl, "\n");

    //- input parameter check
    int err = 0;
    err += ParameterCheck::non_NULL(str_gconf_status);

    if (err) {
      vout.crucial(vl, "%s: Input parameters have not been set.\n", test_name.c_str());
      abort();
    }


    // ####  Set up a gauge configuration  ####
    Field_G     *U          = new Field_G(Nvol, Ndim);
    GaugeConfig *gconf_read = new GaugeConfig(str_gconf_read);

    if (str_gconf_status == "Continue") {
      gconf_read->read_file((Field *)U, readfile);
    } else if (str_gconf_status == "Cold_start") {
      U->set_unit();
    } else if (str_gconf_status == "Hot_start") {
      RandomNumbers_Mseries rand(1234567);
      U->set_random(&rand);
    } else {
      vout.crucial(vl, "%s: unsupported gconf status \"%s\".\n", test_name.c_str(), str_gconf_status.c_str());
      abort();
    }


    // ####  object setup  ####
    Fopr_Wilson *fopr_w = new Fopr_Wilson(str_gmset_type);
    fopr_w->set_parameters(*params_wilson);
    fopr_w->set_config(U);

    Source *source = Source::New(str_source_type);
    source->set_parameters(*params_source);

    Index_lex *index = new Index_lex;

    Fprop_Wilson_Shift *fprop_shift = new Fprop_Wilson_Shift(fopr_w, index);
    fprop_shift->set_parameters(*params_solver);

    Timer *timer = new Timer(test_name);


    // ####  Execution main part  ####
    timer->start();

    Field_F                b;
    std::valarray<Field_F> xq_shift(Nshift);

    double result;
    {
      int ispin = 0;
      {
        int icolor = 0;
        //  for(int ispin = 0; ispin < Nd; ++ispin){
        //    for(int icolor = 0; icolor < Nc; ++icolor){

        int idx = icolor + Nc * ispin;
        source->set(b, idx);
        result = fprop_shift->calc(&xq_shift, b);
      }
    }

    timer->report();


    // ####  tidy up  ####
    delete params_test;
    delete params_wilson;
    delete params_solver;
    delete params_source;
    delete params_all;

    delete timer;

    delete U;
    delete gconf_read;

    delete index;    // added by s.motoki[12/06/05].
    delete fprop_shift;
    delete source;
    delete fopr_w;


    if (do_check) {
      return Test::verify(expected_result, result);
    } else {
      vout.detailed(vl, "check skipped: expected_result not set.\n\n");
      return EXIT_SKIP;
    }
  }
} // namespace Test_ShiftSolver