test_GXspec.cpp
20.2 KB
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/***************************************************************************
* test_GXspec.hpp - Test Xspec module *
* ----------------------------------------------------------------------- *
* copyright (C) 2013-2020 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_GXspec.cpp
* @brief Implementation of unit tests for Xspec module
* @author Juergen Knoedlseder
*/
/* __ Includes ___________________________________________________________ */
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <cstdlib> // getenv
#include "test_GXspec.hpp"
#include "GTools.hpp"
/* __ Constants __________________________________________________________ */
const std::string datadir = std::getenv("TEST_DATA");
const std::string rmfname = datadir + "/rmf.fits";
/***********************************************************************//**
* @brief Set parameters and tests
**************************************************************************/
void TestGXspec::set(void)
{
// Test name
name("GXspec");
// Append tests
append(static_cast<pfunction>(&TestGXspec::test_GPha), "Test GPha class");
append(static_cast<pfunction>(&TestGXspec::test_GArf), "Test GArf class");
append(static_cast<pfunction>(&TestGXspec::test_GRmf), "Test GRmf class");
// Return
return;
}
/***********************************************************************//**
* @brief Clone test suite
*
* @return Pointer to deep copy of test suite.
***************************************************************************/
TestGXspec* TestGXspec::clone(void) const
{
// Clone test suite
return new TestGXspec(*this);
}
/***********************************************************************//**
* @brief Test GPha class
**************************************************************************/
void TestGXspec::test_GPha(void)
{
// Test void constructor
GPha pha1;
test_value(pha1.size(), 0, "Check if empty PHA has zero size");
test_value(pha1.columns(), 0, "Check if empty PHA has zero columns");
test_value(pha1.counts(), 0.0, "Check if empty PHA has zero counts");
test_value(pha1.underflow(), 0.0, "Check if empty PHA has zero underflow");
test_value(pha1.overflow(), 0.0, "Check if empty PHA has zero overflow");
test_value(pha1.outflow(), 0.0, "Check if empty PHA has zero outflow");
test_value(pha1.exposure(), 0.0, "Check if empty PHA has zero exposure");
test_value(pha1.backfile(), "", "Check if empty PHA has empty background file");
test_value(pha1.corrfile(), "", "Check if empty PHA has empty correction file");
test_value(pha1.respfile(), "", "Check if empty PHA has empty RMF");
test_value(pha1.ancrfile(), "", "Check if empty PHA has empty ARF");
// Test energy boundary constructor, filling and accessing
GEbounds ebds2(9, GEnergy(1.0, "TeV"), GEnergy(10.0, "TeV"), "LIN");
GPha pha2(ebds2);
pha2.exposure(1234.5);
pha2.backfile("background");
pha2.corrfile("correction");
pha2.respfile("rmf");
pha2.ancrfile("arf");
test_value(pha2.size(), 9, "Check if non-empty PHA has expected size");
test_value(pha2.exposure(), 1234.5, "Check if non-empty PHA has expected exposure");
test_value(pha2.backfile(), "background", "Check if non-empty PHA has expected background file");
test_value(pha2.corrfile(), "correction", "Check if non-empty PHA has expected correction file");
test_value(pha2.respfile(), "rmf", "Check if non-empty PHA has expected RMF");
test_value(pha2.ancrfile(), "arf", "Check if non-empty PHA has expected ARF");
for (int i = 0; i < 12; i += 2) {
pha2.fill(GEnergy(double(i), "TeV"), 1.0);
}
test_value(pha2.counts(), 4.0);
test_value(pha2.underflow(), 1.0);
test_value(pha2.overflow(), 1.0);
test_value(pha2.outflow(), 0.0);
for (int i = 0; i < 9; i += 2) {
test_value(pha2.at(i), 0.0);
test_value(pha2[i], 0.0);
}
for (int i = 1; i < 9; i += 2) {
test_value(pha2.at(i), 1.0);
test_value(pha2[i], 1.0);
}
pha2[0] = 5.0;
pha2[1] = 3.7;
test_value(pha2[0], 5.0);
test_value(pha2[1], 3.7);
// Test content after saving and loading
test_value(pha2.filename().url(), "", "Unexpected filename \""+pha2.filename().url()+"\".");
pha2.save("test_pha.fits", true);
test_value(pha2.filename().url(), "test_pha.fits",
"Unexpected filename \""+pha2.filename().url()+"\".");
pha2.clear();
test_value(pha2.size(), 0, "Check if cleared PHA has zero size");
test_value(pha2.counts(), 0.0, "Check if clear PHA has zero counts");
test_value(pha2.underflow(), 0.0, "Check if empty PHA has zero underflow");
test_value(pha2.overflow(), 0.0, "Check if empty PHA has zero overflow");
test_value(pha2.outflow(), 0.0, "Check if empty PHA has zero outflow");
test_value(pha2.exposure(), 0.0, "Check if empty PHA has zero exposure");
test_value(pha2.backfile(), "", "Check if empty PHA has empty background file");
test_value(pha2.corrfile(), "", "Check if empty PHA has empty correction file");
test_value(pha2.respfile(), "", "Check if empty PHA has empty RMF");
test_value(pha2.ancrfile(), "", "Check if empty PHA has empty ARF");
pha2.load("test_pha.fits");
test_value(pha2.filename().url(), "test_pha.fits",
"Unexpected filename \""+pha2.filename().url()+"\".");
test_value(pha2.size(), 9, "Check if loaded PHA has expected size");
test_value(pha2.exposure(), 1234.5, "Check if loaded PHA has expected exposure");
test_value(pha2.backfile(), "background", "Check if loaded PHA has expected background file");
test_value(pha2.corrfile(), "correction", "Check if loaded PHA has expected correction file");
test_value(pha2.respfile(), "rmf", "Check if loaded PHA has expected RMF");
test_value(pha2.ancrfile(), "arf", "Check if loaded PHA has expected ARF");
test_value(pha2[0], 5.0, 1.0e-6);
test_value(pha2[1], 3.7, 1.0e-6);
test_value(pha2.counts(), 11.7, 1.0e-6);
test_value(pha2.underflow(), 1.0, 1.0e-6);
test_value(pha2.overflow(), 1.0, 1.0e-6);
test_value(pha2.outflow(), 0.0, 1.0e-6);
for (int i = 2; i < 9; i += 2) {
test_value(pha2.at(i), 0.0);
test_value(pha2[i], 0.0);
}
for (int i = 3; i < 9; i += 2) {
test_value(pha2.at(i), 1.0);
test_value(pha2[i], 1.0);
}
// Test constructing from file
GPha pha4("test_pha.fits");
test_value(pha4.filename().url(), "test_pha.fits",
"Unexpected filename \""+pha4.filename().url()+"\".");
test_value(pha4.size(), 9, "Check if loaded PHA has expected size");
test_value(pha4.exposure(), 1234.5, "Check if constructed PHA has expected exposure");
test_value(pha4.backfile(), "background", "Check if constructed PHA has expected background file");
test_value(pha4.corrfile(), "correction", "Check if constructed PHA has expected correction file");
test_value(pha4.respfile(), "rmf", "Check if constructed PHA has expected RMF");
test_value(pha4.ancrfile(), "arf", "Check if constructed PHA has expected ARF");
test_value(pha4[0], 5.0, 1.0e-6);
test_value(pha4[1], 3.7, 1.0e-6);
test_value(pha4.counts(), 11.7, 1.0e-6);
test_value(pha4.underflow(), 1.0, 1.0e-6);
test_value(pha4.overflow(), 1.0, 1.0e-6);
test_value(pha4.outflow(), 0.0, 1.0e-6);
for (int i = 2; i < 9; i += 2) {
test_value(pha4.at(i), 0.0);
test_value(pha4[i], 0.0);
}
for (int i = 3; i < 9; i += 2) {
test_value(pha4.at(i), 1.0);
test_value(pha4[i], 1.0);
}
// Test addition operator
GPha pha5 = pha4 + pha4;
test_value(pha5[0], 10.0, 1.0e-6);
test_value(pha5[1], 7.4, 1.0e-6);
test_value(pha5.counts(), 23.4, 1.0e-6);
test_value(pha5.underflow(), 2.0, 1.0e-6);
test_value(pha5.overflow(), 2.0, 1.0e-6);
test_value(pha5.outflow(), 0.0, 1.0e-6);
// Test subtraction operator
GPha pha6 = pha4 - pha4;
test_value(pha6[0], 0.0, 1.0e-6);
test_value(pha6[1], 0.0, 1.0e-6);
test_value(pha6.counts(), 0.0, 1.0e-6);
test_value(pha6.underflow(), 0.0, 1.0e-6);
test_value(pha6.overflow(), 0.0, 1.0e-6);
test_value(pha6.outflow(), 0.0, 1.0e-6);
// Test scale operator
GPha pha7 = pha4 * 2.0;
test_value(pha7[0], 10.0, 1.0e-6);
test_value(pha7[1], 7.4, 1.0e-6);
test_value(pha7.counts(), 23.4, 1.0e-6);
test_value(pha7.underflow(), 2.0, 1.0e-6);
test_value(pha7.overflow(), 2.0, 1.0e-6);
test_value(pha7.outflow(), 0.0, 1.0e-6);
// Test scale operator
GPha pha8 = 2.0 * pha4;
test_value(pha8[0], 10.0, 1.0e-6);
test_value(pha8[1], 7.4, 1.0e-6);
test_value(pha8.counts(), 23.4, 1.0e-6);
test_value(pha8.underflow(), 2.0, 1.0e-6);
test_value(pha8.overflow(), 2.0, 1.0e-6);
test_value(pha8.outflow(), 0.0, 1.0e-6);
// Test division operator
GPha pha9 = pha4 / 2.0;
test_value(pha9[0], 2.5, 1.0e-6);
test_value(pha9[1], 1.85, 1.0e-6);
test_value(pha9.counts(), 5.85, 1.0e-6);
test_value(pha9.underflow(), 0.5, 1.0e-6);
test_value(pha9.overflow(), 0.5, 1.0e-6);
test_value(pha9.outflow(), 0.0, 1.0e-6);
// Test unary addition operator
GPha pha10 = pha4;
pha10 += pha4;
test_value(pha10[0], 10.0, 1.0e-6);
test_value(pha10[1], 7.4, 1.0e-6);
test_value(pha10.counts(), 23.4, 1.0e-6);
test_value(pha10.underflow(), 2.0, 1.0e-6);
test_value(pha10.overflow(), 2.0, 1.0e-6);
test_value(pha10.outflow(), 0.0, 1.0e-6);
// Test unary subtraction operator
GPha pha11 = pha4;
pha11 -= pha4;
test_value(pha11[0], 0.0, 1.0e-6);
test_value(pha11[1], 0.0, 1.0e-6);
test_value(pha11.counts(), 0.0, 1.0e-6);
test_value(pha11.underflow(), 0.0, 1.0e-6);
test_value(pha11.overflow(), 0.0, 1.0e-6);
test_value(pha11.outflow(), 0.0, 1.0e-6);
// Test unary scale operator
GPha pha12 = pha4;
pha12 *= 2.0;
test_value(pha12[0], 10.0, 1.0e-6);
test_value(pha12[1], 7.4, 1.0e-6);
test_value(pha12.counts(), 23.4, 1.0e-6);
test_value(pha12.underflow(), 2.0, 1.0e-6);
test_value(pha12.overflow(), 2.0, 1.0e-6);
test_value(pha12.outflow(), 0.0, 1.0e-6);
// Test unary division operator
GPha pha13 = pha4;
pha13 /= 2.0;
test_value(pha13[0], 2.5, 1.0e-6);
test_value(pha13[1], 1.85, 1.0e-6);
test_value(pha13.counts(), 5.85, 1.0e-6);
test_value(pha13.underflow(), 0.5, 1.0e-6);
test_value(pha13.overflow(), 0.5, 1.0e-6);
test_value(pha13.outflow(), 0.0, 1.0e-6);
// Return
return;
}
/***********************************************************************//**
* @brief Test GArf class
**************************************************************************/
void TestGXspec::test_GArf(void)
{
// Test void constructor
test_try("GArf void constructor");
try {
GArf arf;
test_try_success();
}
catch (std::exception &e) {
test_try_failure(e);
}
// Test energy boundary constructor
test_try("GArf energy boundary constructor");
try {
GEbounds ebds(10, GEnergy(0.1, "TeV"), GEnergy(10.0, "TeV"));
GArf arf(ebds);
test_try_success();
}
catch (std::exception &e) {
test_try_failure(e);
}
// Test filling and accessing
GEbounds ebds(9, GEnergy(1.0, "TeV"), GEnergy(10.0, "TeV"));
GArf arf(ebds);
for (int i = 0; i < 9; i += 2) {
arf[i] = 1.0;
}
for (int i = 0; i < 9; i += 2) {
test_value(arf.at(i), 1.0);
test_value(arf[i], 1.0);
}
for (int i = 1; i < 9; i += 2) {
test_value(arf.at(i), 0.0);
test_value(arf[i], 0.0);
}
arf[0] = 5.0;
arf[1] = 3.7;
test_value(arf[0], 5.0);
test_value(arf[1], 3.7);
// Test saving and loading
arf.save("arf.fits", true);
test_assert(arf.filename().url() == "arf.fits",
"Unexpected filename \""+arf.filename().url()+"\".");
arf.load("arf.fits");
test_assert(arf.filename().url() == "arf.fits",
"Unexpected filename \""+arf.filename().url()+"\".");
test_value(arf[0], 5.0, 1.0e-6);
test_value(arf[1], 3.7, 1.0e-6);
for (int i = 2; i < 9; i += 2) {
test_value(arf.at(i), 1.0);
test_value(arf[i], 1.0);
}
for (int i = 3; i < 9; i += 2) {
test_value(arf.at(i), 0.0);
test_value(arf[i], 0.0);
}
// Test constructing
GArf arf2("arf.fits");
test_assert(arf2.filename().url() == "arf.fits",
"Unexpected filename \""+arf2.filename().url()+"\".");
test_value(arf2[0], 5.0, 1.0e-6);
test_value(arf2[1], 3.7, 1.0e-6);
for (int i = 2; i < 9; i += 2) {
test_value(arf2.at(i), 1.0);
test_value(arf2[i], 1.0);
}
for (int i = 3; i < 9; i += 2) {
test_value(arf2.at(i), 0.0);
test_value(arf2[i], 0.0);
}
// Test addition operator
GArf arf3 = arf2 + arf2;
test_value(arf3[0], 10.0, 1.0e-6);
test_value(arf3[1], 7.4, 1.0e-6);
// Test subtraction operator
GArf arf4 = arf2 - arf2;
test_value(arf4[0], 0.0, 1.0e-6);
test_value(arf4[1], 0.0, 1.0e-6);
// Test scale operator
GArf arf5 = arf2 * 2.0;
test_value(arf5[0], 10.0, 1.0e-6);
test_value(arf5[1], 7.4, 1.0e-6);
// Test scale operator
GArf arf6 = 2.0 * arf2;
test_value(arf6[0], 10.0, 1.0e-6);
test_value(arf6[1], 7.4, 1.0e-6);
// Test division operator
GArf arf7 = arf2 / 2.0;
test_value(arf7[0], 2.5, 1.0e-6);
test_value(arf7[1], 1.85, 1.0e-6);
// Test unary addition operator
GArf arf8 = arf2;
arf8 += arf2;
test_value(arf8[0], 10.0, 1.0e-6);
test_value(arf8[1], 7.4, 1.0e-6);
// Test unary subtraction operator
GArf arf9 = arf2;
arf9 -= arf2;
test_value(arf9[0], 0.0, 1.0e-6);
test_value(arf9[1], 0.0, 1.0e-6);
// Test unary scale operator
GArf arf10 = arf2;
arf10 *= 2.0;
test_value(arf10[0], 10.0, 1.0e-6);
test_value(arf10[1], 7.4, 1.0e-6);
// Test unary divisison operator
GArf arf11 = arf2;
arf11 /= 2.0;
test_value(arf11[0], 2.5, 1.0e-6);
test_value(arf11[1], 1.85, 1.0e-6);
// Return
return;
}
/***********************************************************************//**
* @brief Test GRmf class
**************************************************************************/
void TestGXspec::test_GRmf(void)
{
// Test void constructor
test_try("GRmf void constructor");
try {
GRmf rmf;
test_try_success();
}
catch (std::exception &e) {
test_try_failure(e);
}
// Test filename constructor
test_try("GRmf filename constructor");
try {
GRmf rmf(rmfname);
test_try_success();
}
catch (std::exception &e) {
test_try_failure(e);
}
// Test energy boundary constructor
test_try("GRmf energy boundary constructor");
try {
GEbounds ebds(10, GEnergy(0.1, "TeV"), GEnergy(10.0, "TeV"));
GRmf rmf(ebds, ebds);
test_try_success();
}
catch (std::exception &e) {
test_try_failure(e);
}
// Test filling and accessing
GEbounds ebds(9, GEnergy(1.0, "TeV"), GEnergy(10.0, "TeV"));
GRmf rmf(ebds, ebds);
for (int i = 0; i < 9; ++i) {
for (int k = i; k < i+3 && k < 9; ++k) {
rmf(i, k) = 1.0;
}
}
for (int i = 0; i < 9; ++i) {
int k = 0;
for (; k < i; ++k) {
test_value(rmf.at(i,k), 0.0);
test_value(rmf(i,k), 0.0);
}
for (; k < i+3 && k < 9; ++k) {
test_value(rmf.at(i,k), 1.0);
test_value(rmf(i,k), 1.0);
}
for (; k < 9; ++k) {
test_value(rmf.at(i,k), 0.0);
test_value(rmf(i,k), 0.0);
}
}
// Test saving and loading
rmf.save("rmf.fits", true);
test_assert(rmf.filename().url() == "rmf.fits",
"Unexpected filename \""+rmf.filename().url()+"\".");
rmf.load("rmf.fits");
test_assert(rmf.filename().url() == "rmf.fits",
"Unexpected filename \""+rmf.filename().url()+"\".");
for (int i = 0; i < 9; ++i) {
int k = 0;
for (; k < i; ++k) {
test_value(rmf.at(i,k), 0.0);
test_value(rmf(i,k), 0.0);
}
for (; k < i+3 && k < 9; ++k) {
test_value(rmf.at(i,k), 1.0);
test_value(rmf(i,k), 1.0);
}
for (; k < 9; ++k) {
test_value(rmf.at(i,k), 0.0);
test_value(rmf(i,k), 0.0);
}
}
// Test constructing
GRmf rmf2("rmf.fits");
test_assert(rmf2.filename().url() == "rmf.fits",
"Unexpected filename \""+rmf2.filename().url()+"\".");
for (int i = 0; i < 9; ++i) {
int k = 0;
for (; k < i; ++k) {
test_value(rmf.at(i,k), 0.0);
test_value(rmf(i,k), 0.0);
}
for (; k < i+3 && k < 9; ++k) {
test_value(rmf.at(i,k), 1.0);
test_value(rmf(i,k), 1.0);
}
for (; k < 9; ++k) {
test_value(rmf.at(i,k), 0.0);
test_value(rmf(i,k), 0.0);
}
}
// Test addition operator
GRmf rmf3 = rmf2 + rmf2;
test_value(rmf3(0,0), 2.0, 1.0e-6);
test_value(rmf3(1,1), 2.0, 1.0e-6);
// Test subtraction operator
GRmf rmf4 = rmf2 - rmf2;
test_value(rmf4(0,0), 0.0, 1.0e-6);
test_value(rmf4(1,1), 0.0, 1.0e-6);
// Test scale operator
GRmf rmf5 = rmf2 * 2.0;
test_value(rmf5(0,0), 2.0, 1.0e-6);
test_value(rmf5(1,1), 2.0, 1.0e-6);
// Test scale operator
GRmf rmf6 = 2.0 * rmf2;
test_value(rmf6(0,0), 2.0, 1.0e-6);
test_value(rmf6(1,1), 2.0, 1.0e-6);
// Test division operator
GRmf rmf7 = rmf2 / 2.0;
test_value(rmf7(0,0), 0.5, 1.0e-6);
test_value(rmf7(1,1), 0.5, 1.0e-6);
// Test unary addition operator
GRmf rmf8 = rmf2;
rmf8 += rmf2;
test_value(rmf8(0,0), 2.0, 1.0e-6);
test_value(rmf8(1,1), 2.0, 1.0e-6);
// Test unary subtraction operator
GRmf rmf9 = rmf2;
rmf9 -= rmf2;
test_value(rmf9(0,0), 0.0, 1.0e-6);
test_value(rmf9(1,1), 0.0, 1.0e-6);
// Test unary scale operator
GRmf rmf10 = rmf2;
rmf10 *= 2.0;
test_value(rmf10(0,0), 2.0, 1.0e-6);
test_value(rmf10(1,1), 2.0, 1.0e-6);
// Test unary divisison operator
GRmf rmf11 = rmf2;
rmf11 /= 2.0;
test_value(rmf11(0,0), 0.5, 1.0e-6);
test_value(rmf11(1,1), 0.5, 1.0e-6);
// Return
return;
}
/***************************************************************************
* @brief Main entry point for test executable
***************************************************************************/
int main(void)
{
// Allocate test suit container
GTestSuites testsuites("Xspec module");
// Create a test suite
TestGXspec test;
// Append test suite to the container
testsuites.append(test);
// Run the testsuites
bool success = testsuites.run();
// Save test report
testsuites.save("reports/GXspec.xml");
// Return success status
return (success ? 0 : 1);
}