test_MWL.cpp
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/***************************************************************************
* test_MWL.cpp - Test multi-wavelength classes *
* ----------------------------------------------------------------------- *
* copyright (C) 2010-2014 by Juergen Knoedlseder *
* ----------------------------------------------------------------------- *
* *
* 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 3 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, see <http://www.gnu.org/licenses/>. *
* *
***************************************************************************/
/**
* @file test_MWL.cpp
* @brief Implementation of multi-wavelength classes unit tests
* @author Juergen Knoedlseder
*/
/* __ Includes ___________________________________________________________ */
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <stdlib.h>
#include <iostream>
#include "GMWLLib.hpp"
#include "test_MWL.hpp"
/* __ Namespaces _________________________________________________________ */
/* __ Globals ____________________________________________________________ */
/* __ Constants __________________________________________________________ */
const std::string datadir = PACKAGE_SOURCE"/inst/mwl/test/data";
const std::string lat_crab_model = datadir+"/crab.xml";
const std::string lat_crab_fits = datadir+"/crab.fits";
const std::string crab_model = datadir+"/crab_mwl.xml";
const std::string crab_fits = datadir+"/crab_mwl.fits";
const std::string mwl_xml = datadir+"/obs_mwl.xml";
/***********************************************************************//**
* @brief Set test methods
***************************************************************************/
void TestGMWL::set(void)
{
// Set test name
name("GMWL");
// Append tests to test suite
append(static_cast<pfunction>(&TestGMWL::test_obs), "Test observation handling");
append(static_cast<pfunction>(&TestGMWL::test_optimizer), "Test optimizer");
// Return
return;
}
/***********************************************************************//**
* @brief Clone test suite
*
* @return Pointer to deep copy of test suite.
***************************************************************************/
TestGMWL* TestGMWL::clone(void) const
{
// Clone test suite
return new TestGMWL(*this);
}
/***********************************************************************//**
* @brief Test observation handling
***************************************************************************/
void TestGMWL::test_obs(void)
{
// Set filenames
const std::string file1 = "test_mwl_obs.xml";
// Construct observation
test_try("Construct observation");
try {
GMWLObservation run1;
GMWLObservation run2(lat_crab_fits);
GMWLObservation run3 = run2;
test_try_success();
}
catch (std::exception &e) {
test_try_failure(e);
}
// Load observation
test_try("Load observation");
try {
GMWLObservation run;
run.load(lat_crab_fits);
test_try_success();
}
catch (std::exception &e) {
test_try_failure(e);
}
// Add observation to container
test_try("Add observation to container");
try {
GMWLObservation run;
run.load(lat_crab_fits);
GObservations obs;
run.id("001");
obs.append(run);
run.id("002");
obs.append(run);
run.id("003");
obs.append(run);
test_try_success();
}
catch (std::exception &e) {
test_try_failure(e);
}
// Test XML loading
test_try("Test XML loading");
try {
GObservations obs = GObservations(mwl_xml);
obs.save(file1);
test_try_success();
}
catch (std::exception &e) {
test_try_failure(e);
}
// Exit test
return;
}
/***********************************************************************//**
* @brief Test optimizer
***************************************************************************/
void TestGMWL::test_optimizer(void)
{
// Declare observations
GObservations obs;
// Load multi-wavelength observations
test_try("Load multi-wavelength observations");
try {
GMWLObservation lat(lat_crab_fits);
obs.append(lat);
test_try_success();
}
catch (std::exception &e) {
test_try_failure(e);
}
// Setup model
test_try("Setup model");
try {
GModels models;
models.load(lat_crab_model);
obs.models(models);
test_try_success();
}
catch (std::exception &e) {
test_try_failure(e);
}
// Perform LM optimization
test_try("Perform LM optimization");
try {
GLog log;
log.cout(false);
GOptimizerLM opt(log);
opt.max_iter(1000);
obs.optimize(opt);
obs.errors(opt);
test_try_success();
}
catch (std::exception &e) {
test_try_failure(e);
}
// Load multi-wavelength observations
test_try("Load multi-wavelength observations");
try {
obs.clear();
GMWLObservation comptel(crab_fits, "COMPTEL");
GMWLObservation lat(crab_fits, "LAT");
GMWLObservation hess(crab_fits, "HESS");
obs.append(comptel);
obs.append(lat);
obs.append(hess);
test_try_success();
}
catch (std::exception &e) {
test_try_failure(e);
}
// Setup model
test_try("Setup model");
try {
GModels models;
models.load(crab_model);
obs.models(models);
test_try_success();
}
catch (std::exception &e) {
test_try_failure(e);
}
// Perform LM optimization
double fit_results[] = {83.6331, 0,
22.0145, 0,
0.00231438040883405, 0.000191759607698647,
-3.10859, 0.124729,
1, 0,
1, 0,
83.6331, 0,
22.0145, 0,
4.5050091460345e-11, 1.95885803229878e-12,
-2.13719, 0.00578641,
1000, 0,
1, 0};
test_try("Perform LM optimization");
try {
GLog log;
log.cout(false);
GOptimizerLM opt(log);
opt.max_iter(1000);
obs.optimize(opt);
obs.errors(opt);
test_try_success();
for (int i = 0, j = 0; i < obs.models().size(); ++i) {
const GModel* model = obs.models()[i];
for (int k = 0; k < model->size(); ++k) {
GModelPar par = (*model)[k];
std::string msg = "Verify optimization result for " + par.print();
test_value(par.value(), fit_results[j++], 1.0e-4, msg);
test_value(par.error(), fit_results[j++], 1.0e-3, msg);
}
}
}
catch (std::exception &e) {
test_try_failure(e);
}
// Exit test
return;
}
/***************************************************************************
* @brief Main entry point for test executable
***************************************************************************/
int main(void)
{
// Allocate test suit container
GTestSuites testsuites("Multi-wavelength instrument specific class testing");
// Initially assume that we pass all tests
bool success = true;
// Create a test suite
TestGMWL test;
// Append test suite to the container
testsuites.append(test);
// Run the testsuites
success = testsuites.run();
// Save test report
testsuites.save("reports/GMWL.xml");
// Return success status
return (success ? 0 : 1);
}