test_ctcubemask.py
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#! /usr/bin/env python
# ==========================================================================
# This scripts performs unit tests for the ctcubemask 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 os
import gammalib
import ctools
# ============================== #
# Test class for ctcubemask tool #
# ============================== #
class Test(gammalib.GPythonTestSuite):
"""
Test class for ctcubemask tool.
"""
# 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('ctcubemask')
# Append tests
self.append(self._test_cmd, 'Test ctcubemask on command line')
self.append(self._test_python, 'Test ctcubemask from Python')
# Return
return
# Test ctcubemask on command line
def _test_cmd(self):
"""
Test ctcubemask on the command line.
"""
# Kluge to set the command (installed version has no README file)
if os.path.isfile('README.md'):
ctcubemask = '../src/ctcubemask/ctcubemask'
else:
ctcubemask = 'ctcubemask'
# Setup ctcubemask command
cmd = ctcubemask+' inobs="data/crab_cntmap.fits"'+ \
' regfile="data/exclusion.reg"'+ \
' outcube="ctcubemask_cmd1.fits"'+ \
' ra=83.63 dec=22.01 rad=2.0'+ \
' emin=0.1 emax=100.0'+ \
' logfile="ctcubemask_cmd1.log" chatter=1'
# Execute ctcubemask, 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 ctcubemask execution on command line')
# Check result file
self._check_result_file('ctcubemask_cmd1.fits')
# Setup ctcubemask command
cmd = ctcubemask+' inobs="counts_cube_that_does_not_exist.fits"'+ \
' regfile="data/exclusion.reg"'+ \
' outcube="ctcubemask_cmd2.fits"'+ \
' ra=83.63 dec=22.01 rad=2.0'+ \
' emin=0.1 emax=100.0'+ \
' logfile="ctcubemask_cmd2.log" chatter=2'
# Execute ctcubemask, 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 ctcubemask execution on command line')
# Return
return
# Test ctcubemask from Python
def _test_python(self):
"""
Test ctcubemask from Python.
"""
# Set-up ctcubemask
mask = ctools.ctcubemask()
mask['inobs'] = 'data/crab_cntmap.fits'
mask['regfile'] = 'data/exclusion.reg'
mask['outcube'] = 'ctcubemask_py1.fits'
mask['ra'] = 83.63
mask['dec'] = 22.01
mask['rad'] = 2.0
mask['emin'] = 0.1
mask['emax'] = 100.0
mask['logfile'] = 'ctcubemask_py1.log'
mask['chatter'] = 2
# Run ctcubemask tool
mask.logFileOpen() # Make sure we get a log file
mask.run()
mask.save()
# Check result file
self._check_result_file('ctcubemask_py1.fits')
# Return
return
# Check result file
def _check_result_file(self, filename):
"""
Check result file.
"""
# Load counts cube
cube = gammalib.GCTAEventCube(filename)
# Check counts cube
self.test_value(cube.size(), 800000, 'Check for 800000 cube bins')
self.test_value(cube.number(), 4921, 'Check for 4921 events')
# Return
return