test_csobs2caldb.py
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#! /usr/bin/env python
# ==========================================================================
# This scripts performs unit tests for the csobs2caldb script.
#
# Copyright (C) 2016-2018 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
from testing import test
# ================================= #
# Test class for csobs2caldb script #
# ================================= #
class Test(test):
"""
Test class for csobs2caldb script
This test class makes unit tests for the csobs2caldb script 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._inobs = self._datadir + '/obs_unbinned.xml'
# Clean calibration database
os.system('rm -rf caldb >/dev/null 2>&1')
os.system('mkdir -p caldb >/dev/null 2>&1')
# Return
return
# Set test functions
def set(self):
"""
Set all test functions
"""
# Set test name
self.name('csobs2caldb')
# Append tests
self.append(self._test_cmd, 'Test csobs2caldb on command line')
self.append(self._test_python, 'Test csobs2caldb from Python')
# Return
return
# Test csobs2caldb on command line
def _test_cmd(self):
"""
Test csobs2caldb on the command line
"""
# Set script name
csobs2caldb = self._script('csobs2caldb')
# Setup csobs2caldb command
cmd = csobs2caldb+' inobs="'+self._inobs+'"'+ \
' caldb="cta" irf="Cmd1" rootdir="caldb"'+ \
' logfile="csobs2caldb_cmd1.log" chatter=1'
# Check if execution was successful
self.test_assert(self._execute(cmd) == 0,
'Check successful execution from command line')
# Check response
self._check_response('cta', 'Cmd1')
# Setup csobs2caldb command
cmd = csobs2caldb+' inobs="xml_file_that_does_not_exist.xml"'+ \
' caldb="cta" irf="Cmd2" rootdir="caldb"'+ \
' logfile="csobs2caldb_cmd2.log" debug=yes'
# Check if execution failed
self.test_assert(self._execute(cmd, success=False) != 0,
'Check invalid input file when executed from command line')
# Check csobs2caldb --help
self._check_help(csobs2caldb)
# Return
return
# Test csobs2caldb from Python
def _test_python(self):
"""
Test csobs2caldb from Python
"""
# Set-up csobs2caldb using "inobs" parameter
irf = cscripts.csobs2caldb()
irf['inobs'] = self._inobs
irf['caldb'] = 'cta'
irf['irf'] = 'Py1'
irf['rootdir'] = 'caldb'
irf['logfile'] = 'csobs2caldb_py1.log'
irf['chatter'] = 2
# Run csobs2caldb script and save IRF
irf.logFileOpen() # Make sure we get a log file
irf.run()
irf.save()
# Check response
self._check_response('cta', 'Py1')
# Load observation container
obs = gammalib.GObservations(self._inobs)
# Set-up csobs2caldb using observation container
irf = cscripts.csobs2caldb(obs)
irf['caldb'] = 'cta'
irf['irf'] = 'Py2'
irf['rootdir'] = 'caldb'
irf['logfile'] = 'csobs2caldb_py2.log'
irf['chatter'] = 3
# Execute csobs2caldb script
irf.execute()
# Check response
self._check_response('cta', 'Py2')
# Return
return
# Check response
def _check_response(self, caldb, irf):
"""
Check response
"""
# Open calibration database
db = gammalib.GCaldb('caldb')
db.open('cta', caldb)
# Get filenames of response components
expr = 'NAME('+irf+')'
aeff = gammalib.GFilename(db.filename('','','EFF_AREA','','',expr))
psf = gammalib.GFilename(db.filename('','','RPSF','','',expr))
edisp = gammalib.GFilename(db.filename('','','EDISP','','',expr))
bkg = gammalib.GFilename(db.filename('','','BKG','','',expr))
# Check whether files exist
self.test_assert(aeff.exists(), 'Effective area file exists')
self.test_assert(psf.exists(), 'Point spread function file exists')
self.test_assert(edisp.exists(), 'Energy dispersion file exists')
self.test_assert(bkg.exists(), 'Background file exists')
# Return
return