test_ctmapcube.py
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#! /usr/bin/env python
# ==========================================================================
# This scripts performs unit tests for the ctmapcube tool.
#
# 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 gammalib
import ctools
from testing import test
# ============================= #
# Test class for ctmapcube tool #
# ============================= #
class Test(test):
"""
Test class for ctmapcube tool
This test class makes unit tests for the ctmapcube tool by using it from
the command line and from Python.
"""
# Constructor
def __init__(self):
"""
Constructor
"""
# Call base class constructor
test.__init__(self)
# Set members
self._model_name = 'data/crab.xml'
# Return
return
# Set test functions
def set(self):
"""
Set all test functions
"""
# Set test name
self.name('ctmapcube')
# Append tests
self.append(self._test_cmd, 'Test ctmapcube on command line')
self.append(self._test_python, 'Test ctmapcube from Python')
# Return
return
# Test ctmapcube on command line
def _test_cmd(self):
"""
Test ctmapcube on the command line
"""
# Set tool name
ctmapcube = self._tool('ctmapcube')
# Setup ctmapcube command
cmd = ctmapcube+' inmodel="'+self._model_name+'"'+ \
' outcube="ctmapcube_cmd1.fits"'+\
' emin=0.1 emax=100.0 enumbins=20 ebinalg=LOG'+ \
' nxpix=200 nypix=200 binsz=0.02 coordsys=CEL'+ \
' xref=83.63 yref=22.01 proj=CAR'+ \
' logfile="ctmapcube_cmd1.log" chatter=1'
# Check if execution of wrong command fails
self.test_assert(self._execute('command_that_does_not_exist') != 0,
'Self test of test script')
# Check if execution was successful
self.test_assert(self._execute(cmd) == 0,
'Check successful execution from command line')
# Check map cube
self._check_cube('ctmapcube_cmd1.fits')
# Setup ctmapcube command
cmd = ctmapcube+' inmodel="events_that_do_not_exist.fits"'+ \
' outcube="ctmapcube_cmd2.fits"'+\
' emin=0.1 emax=100.0 enumbins=20 ebinalg=LOG'+ \
' nxpix=200 nypix=200 binsz=0.02 coordsys=CEL'+ \
' xref=83.63 yref=22.01 proj=CAR'+ \
' logfile="ctmapcube_cmd2.log"'
# Check if execution failed
self.test_assert(self._execute(cmd) != 0,
'Check invalid input file when executed from command line')
# Return
return
# Test ctmapcube from Python
def _test_python(self):
"""
Test ctmapcube from Python
"""
# Set-up ctmapcube
mapcube = ctools.ctmapcube()
mapcube['inmodel'] = self._model_name
mapcube['outcube'] = 'ctmapcube_py1.fits'
mapcube['ebinalg'] = 'LOG'
mapcube['emin'] = 0.1
mapcube['emax'] = 100.0
mapcube['enumbins'] = 20
mapcube['nxpix'] = 200
mapcube['nypix'] = 200
mapcube['binsz'] = 0.02
mapcube['coordsys'] = 'CEL'
mapcube['proj'] = 'CAR'
mapcube['xref'] = 83.63
mapcube['yref'] = 22.01
mapcube['logfile'] = 'ctmapcube_py1.log'
mapcube['chatter'] = 2
# Run ctmapcube tool
mapcube.logFileOpen() # Make sure we get a log file
mapcube.run()
# Save map cube
mapcube.save()
# Check map cube
self._check_cube('ctmapcube_py1.fits')
# Return
return
# Check map cube
def _check_cube(self, filename):
"""
Check content of map cube
Parameters
----------
filename : str
Map cube file name.
"""
# Load map cube
cube = gammalib.GModelSpatialDiffuseCube(filename)
# Test map cube
#self.test_value(cube.maps(), 20, "20 maps")
#self.test_value(cube.pixels(), 40000, "40000 map pixels")
# The map cube is not loaded by default !!!! We should add the method so that
# the attributes are known !!!!
self.test_value(cube.maps(), 0, '20 maps')
self.test_value(cube.pixels(), 0, '40000 map pixels')
# Return
return