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/*
* This file is part of the HDRL
* Copyright (C) 2013 European Southern Observatory
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
/*-----------------------------------------------------------------------------
Includes
-----------------------------------------------------------------------------*/
#include "igam.c"
#include "hdrl_bpm_fit.h"
#include <cpl.h>
#include <math.h>
/*----------------------------------------------------------------------------*/
/**
@defgroup hdrl_bpm_fit_test Testing of the HDRL bpm_fit
*/
/*----------------------------------------------------------------------------*/
void test_invalid_parameter(void)
{
hdrl_parameter * p;
/* invalid degree */
p = hdrl_bpm_fit_parameter_create_pval(-1, 0.1);
cpl_test_null(p);
cpl_test_error(CPL_ERROR_ILLEGAL_INPUT);
p = hdrl_bpm_fit_parameter_create_rel_chi(-1, 0.1, 0.1);
cpl_test_null(p);
cpl_test_error(CPL_ERROR_ILLEGAL_INPUT);
p = hdrl_bpm_fit_parameter_create_rel_coef(-1, 0.1, 0.1);
cpl_test_null(p);
cpl_test_error(CPL_ERROR_ILLEGAL_INPUT);
/* invalid threshold */
p = hdrl_bpm_fit_parameter_create_pval(1, -0.1);
cpl_test_null(p);
cpl_test_error(CPL_ERROR_ILLEGAL_INPUT);
p = hdrl_bpm_fit_parameter_create_pval(1, 100.1);
cpl_test_null(p);
cpl_test_error(CPL_ERROR_ILLEGAL_INPUT);
p = hdrl_bpm_fit_parameter_create_rel_chi(1, -0.1, 0.1);
cpl_test_null(p);
cpl_test_error(CPL_ERROR_ILLEGAL_INPUT);
p = hdrl_bpm_fit_parameter_create_rel_coef(1, -0.1, -0.1);
cpl_test_null(p);
cpl_test_error(CPL_ERROR_ILLEGAL_INPUT);
/* NULL input */
hdrl_bpm_fit_parameter_get_pval(NULL);
cpl_test_error(CPL_ERROR_NULL_INPUT);
hdrl_bpm_fit_parameter_get_rel_chi_low(NULL);
cpl_test_error(CPL_ERROR_NULL_INPUT);
hdrl_bpm_fit_parameter_get_rel_coef_high(NULL);
cpl_test_error(CPL_ERROR_NULL_INPUT);
}
void test_parameter(void)
{
hdrl_parameter * p;
p = hdrl_bpm_fit_parameter_create_pval(1, 10.);
cpl_test(hdrl_bpm_fit_parameter_check(p));
cpl_test_abs(hdrl_bpm_fit_parameter_get_pval(p), 10., 0);
cpl_test_lt((hdrl_bpm_fit_parameter_get_rel_chi_low(p)), 0);
cpl_test_lt((hdrl_bpm_fit_parameter_get_rel_coef_high(p)), 0);
hdrl_parameter_delete(p);
p = hdrl_bpm_fit_parameter_create_rel_chi(1, 10., 5.);
cpl_test(hdrl_bpm_fit_parameter_check(p));
cpl_test_eq(hdrl_bpm_fit_parameter_get_rel_chi_low(p), 10.);
cpl_test_eq(hdrl_bpm_fit_parameter_get_rel_chi_high(p), 5.);
cpl_test_lt(hdrl_bpm_fit_parameter_get_pval(p), 0);
cpl_test_lt(hdrl_bpm_fit_parameter_get_rel_coef_low(p), 0);
cpl_test_lt(hdrl_bpm_fit_parameter_get_rel_coef_high(p), 0);
hdrl_parameter_delete(p);
p = hdrl_bpm_fit_parameter_create_rel_coef(1, 10., 3.);
cpl_test(hdrl_bpm_fit_parameter_check(p));
cpl_test_eq(hdrl_bpm_fit_parameter_get_rel_coef_low(p), 10.);
cpl_test_eq(hdrl_bpm_fit_parameter_get_rel_coef_high(p), 3.);
cpl_test_lt(hdrl_bpm_fit_parameter_get_pval(p), 0);
cpl_test_lt(hdrl_bpm_fit_parameter_get_rel_chi_low(p), 0);
cpl_test_lt(hdrl_bpm_fit_parameter_get_rel_chi_high(p), 0);
hdrl_parameter_delete(p);
}
void test_parameterlist(void)
{
hdrl_parameter * p;
hdrl_parameter * def;
cpl_parameterlist * parlist;
def = hdrl_bpm_fit_parameter_create_pval(-2, 0.1) ;
parlist = hdrl_bpm_fit_parameter_create_parlist("RECIPE", "bpm_fit", def);
hdrl_parameter_delete(def);
p = hdrl_bpm_fit_parameter_parse_parlist(parlist, "RECIPE.bpm_fit");
cpl_test_null(p);
cpl_test_error(CPL_ERROR_NULL_INPUT);
cpl_parameterlist_delete(parlist);
def = hdrl_bpm_fit_parameter_create_pval(2, -1) ;
parlist = hdrl_bpm_fit_parameter_create_parlist("RECIPE", "bpm_fit", def);
hdrl_parameter_delete(def);
p = hdrl_bpm_fit_parameter_parse_parlist(parlist, "RECIPE.bpm_fit");
cpl_test_null(p);
cpl_test_error(CPL_ERROR_NULL_INPUT);
cpl_parameterlist_delete(parlist);
def = hdrl_bpm_fit_parameter_create_pval(2, 0.1) ;
parlist = hdrl_bpm_fit_parameter_create_parlist("RECIPE", "bpm_fit", def);
hdrl_parameter_delete(def);
cpl_test_error(CPL_ERROR_NONE);
cpl_test_eq(cpl_parameterlist_get_size(parlist), 6);
p = hdrl_bpm_fit_parameter_parse_parlist(parlist, "RECIPE.invalid");
cpl_test_null(p);
cpl_test_error(CPL_ERROR_DATA_NOT_FOUND);
p = hdrl_bpm_fit_parameter_parse_parlist(parlist, "RECIPE.bpm_fit");
cpl_test_error(CPL_ERROR_NONE);
cpl_test_eq(cpl_parameterlist_get_size(parlist), 6);
cpl_test_eq(hdrl_bpm_fit_parameter_get_degree(p), 2);
cpl_test_abs(hdrl_bpm_fit_parameter_get_pval(p), 0.1, 0);
hdrl_parameter_delete(p);
cpl_parameterlist_delete(parlist);
def = hdrl_bpm_fit_parameter_create_rel_chi(2, 3., 2.) ;
parlist = hdrl_bpm_fit_parameter_create_parlist( "RECIPE", "bpm_fit", def);
hdrl_parameter_delete(def);
cpl_test_error(CPL_ERROR_NONE);
cpl_test_eq(cpl_parameterlist_get_size(parlist), 6);
p = hdrl_bpm_fit_parameter_parse_parlist(parlist, "RECIPE.bpm_fit");
cpl_test_eq(hdrl_bpm_fit_parameter_get_degree(p), 2);
cpl_test_eq(hdrl_bpm_fit_parameter_get_rel_chi_low(p), 3.);
cpl_test_eq(hdrl_bpm_fit_parameter_get_rel_chi_high(p), 2.);
hdrl_parameter_delete(p);
cpl_parameterlist_delete(parlist);
def = hdrl_bpm_fit_parameter_create_rel_coef(2, 2., 3.) ;
parlist = hdrl_bpm_fit_parameter_create_parlist("RECIPE", "bpm_fit", def);
hdrl_parameter_delete(def);
cpl_test_error(CPL_ERROR_NONE);
cpl_test_eq(cpl_parameterlist_get_size(parlist), 6);
p = hdrl_bpm_fit_parameter_parse_parlist(parlist, "RECIPE.bpm_fit");
cpl_test_eq(hdrl_bpm_fit_parameter_get_degree(p), 2);
cpl_test_eq(hdrl_bpm_fit_parameter_get_rel_coef_low(p), 2.);
cpl_test_eq(hdrl_bpm_fit_parameter_get_rel_coef_high(p), 3.);
hdrl_parameter_delete(p);
cpl_parameterlist_delete(parlist);
}
void test_bpm_fit(void)
{
int rej;
hdrl_imagelist * hl = hdrl_imagelist_new();
cpl_vector * sample = cpl_vector_new(10);
for (size_t i = 0; i < 10; i++) {
hdrl_image * himg = hdrl_image_new(13, 4);
hdrl_image_add_scalar(himg, (hdrl_value){i + 1, sqrt(i + 1)});
hdrl_image_set_pixel(himg, 1, 1, (hdrl_value){1.01, 1.});
hdrl_imagelist_set(hl, himg, i);
cpl_vector_set(sample, i, i);
}
hdrl_parameter * p;
cpl_image * out_mask;
p = hdrl_bpm_fit_parameter_create_pval(1, 0.1);
hdrl_bpm_fit_compute(p, hl, sample, &out_mask);
cpl_test_error(CPL_ERROR_NONE);
cpl_test_eq(cpl_image_get_flux(out_mask), 0.);
cpl_image_delete(out_mask);
hdrl_parameter_delete(p);
p = hdrl_bpm_fit_parameter_create_rel_coef(1, 1., 1.);
hdrl_bpm_fit_compute(p, hl, sample, &out_mask);
cpl_test_error(CPL_ERROR_NONE);
cpl_test_eq(cpl_image_get(out_mask, 1, 1, &rej), 3);
cpl_image_delete(out_mask);
hdrl_parameter_delete(p);
p = hdrl_bpm_fit_parameter_create_rel_chi(1, 1., 1.);
hdrl_image_add_scalar(hdrl_imagelist_get(hl, 4),
(hdrl_value){5.1 , sqrt(5.1)});
hdrl_bpm_fit_compute(p, hl, sample, &out_mask);
cpl_test_error(CPL_ERROR_NONE);
cpl_test_eq(cpl_image_get_flux(out_mask), 1.);
cpl_test_eq(cpl_image_get(out_mask, 1, 1, &rej), 1.);
cpl_image_delete(out_mask);
hdrl_parameter_delete(p);
hdrl_imagelist_delete(hl);
cpl_vector_delete(sample);
}
void test_igam(void){
cpl_test_error(CPL_ERROR_NONE);
/* Fail test */
cpl_test(isnan(igamc(-1, 1)));
cpl_test(isnan(igamc(1, -1)));
cpl_test(isnan(igamc(-1, -1)));
cpl_test(!isnan(igamc(1, 1)));
/* Normal test */
double a = 1.;
double x = 2.;
double res1 = igamc(a, x);
cpl_test_eq(res1, 0.);
double res2 = igamc(x, a);
cpl_test_eq(res2, 0.);
double res3 = igam(a, x);
cpl_test_eq(res3, 0.);
double res4 = igam(x, a);
cpl_test_eq(res4, 0.);
double res11 = igamc(0., 0.);
cpl_test(res11 != 0.);
double res12 = igamc(0., 1.);
cpl_test(res12 != 0.);
double res13 = igamc(1., 0.);
cpl_test(res13 != 0.);
double res21 = igamc(0., 1e10);
cpl_test(res21 != 0.);
double res22 = igamc(1., 1e20);
cpl_test_eq(res22, 0.);
double res23 = igamc(1e10, 0.);
cpl_test_eq(res23, 1.);
double res24 = igamc(1e20, 1.);
cpl_test_eq(res24, 1.);
cpl_test_error(CPL_ERROR_NONE);
}
/*----------------------------------------------------------------------------*/
/**
@brief Unit tests of BPM module
**/
/*----------------------------------------------------------------------------*/
int main(void)
{
cpl_test_init(PACKAGE_BUGREPORT, CPL_MSG_WARNING);
test_invalid_parameter();
test_parameter();
test_parameterlist();
test_bpm_fit();
test_igam();
return cpl_test_end(0);
}
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