test_cttsmap.py
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#! /usr/bin/env python
# ==========================================================================
# This scripts performs unit tests for the cttsmap tool.
#
# Copyright (C) 2014-2016 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 cttsmap tool #
# =========================== #
class Test(test):
"""
Test class for cttsmap tool
"""
# Constructor
def __init__(self):
"""
Constructor
"""
# Call base class constructor
test.__init__(self)
# Return
return
# Set test functions
def set(self):
"""
Set all test functions
"""
# Set test name
self.name('cttsmap')
# Append tests
self.append(self._test_cmd, 'Test cttsmap on command line')
self.append(self._test_python, 'Test cttsmap from Python')
# Return
return
# Test cttsmap on command line
def _test_cmd(self):
"""
Test cttsmap on the command line
"""
# Set tool name
cttsmap = self._tool('cttsmap')
# Setup cttsmap command
cmd = cttsmap+' inobs="'+self._events+'"'+ \
' inmodel="'+self._model+'" srcname="Crab"'+ \
' caldb="'+self._caldb+'" irf="'+self._irf+'"'+ \
' outmap="cttsmap_cmd1.fits"'+ \
' nxpix=3 nypix=3 binsz=0.02'+ \
' coordsys="CEL" proj="CAR" xref=83.63 yref=22.01'+ \
' logfile="cttsmap_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 result file
self._check_result_file('cttsmap_cmd1.fits')
# Setup cttsmap command
cmd = cttsmap+' inobs="event_file_that_does_not_exist.fits"'+ \
' inmodel="'+self._model+'" srcname="Crab"'+ \
' caldb="'+self._caldb+'" irf="'+self._irf+'"'+ \
' outmap="cttsmap_cmd2.fits"'+ \
' nxpix=3 nypix=3 binsz=0.02'+ \
' coordsys="CEL" proj="CAR" xref=83.63 yref=22.01'+ \
' logfile="cttsmap_cmd2.log" chatter=2'
# Check if execution failed
self.test_assert(self._execute(cmd) != 0,
'Check invalid input file when executed from command line')
# Return
return
# Test cttsmap from Python
def _test_python(self):
"""
Test cttsmap from Python
"""
# Set-up cttsmap
tsmap = ctools.cttsmap()
tsmap['inobs'] = self._events
tsmap['inmodel'] = self._model
tsmap['srcname'] = 'Crab'
tsmap['caldb'] = self._caldb
tsmap['irf'] = self._irf
tsmap['outmap'] = 'cttsmap_py1.fits'
tsmap['nxpix'] = 3
tsmap['nypix'] = 3
tsmap['binsz'] = 0.02
tsmap['coordsys'] = 'CEL'
tsmap['proj'] = 'CAR'
tsmap['xref'] = 83.63
tsmap['yref'] = 22.01
tsmap['logfile'] = 'cttsmap_py1.log'
tsmap['chatter'] = 2
# Run cttsmap tool
tsmap.logFileOpen() # Make sure we get a log file
tsmap.run()
tsmap.save()
# Check result file
self._check_result_file('cttsmap_py1.fits')
# Return
return
# Check result file
def _check_result_file(self, filename):
"""
Check result file
"""
# Open result file
fits = gammalib.GFits(filename)
# Get HDUs
ts = fits['Primary']
prefactor = fits['Prefactor']
index = fits['Index']
# Check dimensions
self.test_value(ts.naxis(), 2, 'Check for 2 dimensions')
self.test_value(ts.naxes(0), 3, 'Check for 3 pixels in X')
self.test_value(ts.naxes(1), 3, 'Check for 3 pixels in Y')
self.test_value(prefactor.naxis(), 2, 'Check for 2 dimensions')
self.test_value(prefactor.naxes(0), 3, 'Check for 3 pixels in X')
self.test_value(prefactor.naxes(1), 3, 'Check for 3 pixels in Y')
self.test_value(index.naxis(), 2, 'Check for 2 dimensions')
self.test_value(index.naxes(0), 3, 'Check for 3 pixels in X')
self.test_value(index.naxes(1), 3, 'Check for 3 pixels in Y')
# Return
return