test_csresmap.py
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#! /usr/bin/env python
# ==========================================================================
# This scripts performs unit tests for the csresmap script.
#
# Copyright (C) 2016 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/>.
#
# ==========================================================================
import os
import gammalib
import cscripts
# ============================== #
# Test class for csresmap script #
# ============================== #
class Test(gammalib.GPythonTestSuite):
"""
Test class for csresmap script.
This test class makes unit tests for the csresmap script by using it
from the command line and from Python.
"""
# Constructor
def __init__(self):
"""
Constructor.
"""
# Call base class constructor
gammalib.GPythonTestSuite.__init__(self)
# Return
return
# Set test functions
def set(self):
"""
Set all test functions.
"""
# Set test name
self.name('csresmap')
# Append tests
self.append(self._test_cmd, 'Test csresmap on command line')
self.append(self._test_python, 'Test csresmap from Python')
# Return
return
# Test csresmap on command line
def _test_cmd(self):
"""
Test csresmap on the command line.
"""
# Kluge to set the command (installed version has no README file)
if os.path.isfile('README.md'):
csresmap = '../cscripts/csresmap.py'
else:
csresmap = 'csresmap'
# Setup csresmap command
cmd = csresmap+' inobs="data/crab_events.fits"'+ \
' outmap="csresmap_cmd1.fits"'+ \
' inmodel="data/crab.xml"'+ \
' caldb="prod2" irf="South_0.5h"' + \
' emin=0.1 emax=100.0 enumbins=20'+ \
' nxpix=50 nypix=50 binsz=0.02'+ \
' coordsys="CEL" proj="CAR" xref=83.63 yref=22.01'+ \
' algorithm="SUBDIV"'+ \
' logfile="csresmap_cmd1.log" chatter=1'
# Execute csresmap, make sure we catch any exception
try:
rc = os.system(cmd+' >/dev/null 2>&1')
except:
pass
# Check if execution was successful
self.test_assert(rc == 0,
'Successful csresmap execution on command line')
# Check result file
self._check_result_file('csresmap_cmd1.fits')
# Setup csresmap command
cmd = csresmap+' inobs="event_file_that_does_not_exist.fits"'+ \
' outmap="csresmap_cmd1.fits"'+ \
' inmodel="data/crab.xml"'+ \
' caldb="prod2" irf="South_0.5h"' + \
' emin=0.1 emax=100.0 enumbins=20'+ \
' nxpix=50 nypix=50 binsz=0.02'+ \
' coordsys="CEL" proj="CAR" xref=83.63 yref=22.01'+ \
' algorithm="SUBDIV"'+ \
' logfile="csresmap_cmd2.log" chatter=2'
# Execute csresmap, make sure we catch any exception
try:
rc = os.system(cmd+' >/dev/null 2>&1')
except:
pass
# Check if execution failed
self.test_assert(rc != 0,
'Failure of csresmap execution on command line')
# Return
return
# Test csresmap from Python
def _test_python(self):
"""
Test csresmap from Python.
"""
# Set-up csresmap for event list
resmap = cscripts.csresmap()
resmap['inobs'] = 'data/crab_events.fits'
resmap['outmap'] = 'csresmap_py1.fits'
resmap['inmodel'] = 'data/crab.xml'
resmap['caldb'] = 'prod2'
resmap['irf'] = 'South_0.5h'
resmap['emin'] = 0.1
resmap['emax'] = 100.0
resmap['enumbins'] = 20
resmap['nxpix'] = 50
resmap['nypix'] = 50
resmap['binsz'] = 0.02
resmap['coordsys'] = 'CEL'
resmap['proj'] = 'CAR'
resmap['xref'] = 83.63
resmap['yref'] = 22.01
resmap['algorithm'] = 'SUBDIV'
resmap['logfile'] = 'csresmap_py1.log'
resmap['chatter'] = 2
# Run csresmap script
resmap.logFileOpen() # Make sure we get a log file
resmap.run()
resmap.save()
# Check pull distribution file
self._check_result_file('csresmap_py1.fits')
# Set-up csresmap for counts cube
resmap = cscripts.csresmap()
resmap['inobs'] = 'data/crab_cntmap.fits'
resmap['modcube'] = 'NONE'
resmap['expcube'] = 'NONE'
resmap['psfcube'] = 'NONE'
resmap['edispcube'] = 'NONE'
resmap['bkgcube'] = 'NONE'
resmap['caldb'] = 'prod2'
resmap['irf'] = 'South_0.5h'
resmap['inmodel'] = 'data/crab.xml'
resmap['outmap'] = 'csresmap_py2.fits'
resmap['algorithm'] = 'SUBDIV'
resmap['logfile'] = 'csresmap_py2.log'
resmap['chatter'] = 3
# Run csresmap script
resmap.execute()
# Check pull distribution file
self._check_result_file('csresmap_py2.fits', nx=200, ny=200)
# Return
return
# Check result file
def _check_result_file(self, filename, nx=50, ny=50):
"""
Check result file.
"""
# Load residual map
residual = gammalib.GSkyMap(filename)
# Check residual map
self.test_value(residual.nmaps(), 1, 'One map')
self.test_value(residual.nx(), nx, '%d pixels in X' % nx)
self.test_value(residual.ny(), ny, '%d pixels in Y' % ny)
# Return
return