test_ctbutterfly.py
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#! /usr/bin/env python
# ==========================================================================
# This scripts performs unit tests for the ctbutterfly tool.
#
# Copyright (C) 2014-2018 Michal Mayer
#
# 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 ctbutterfly tool #
# =============================== #
class Test(test):
"""
Test class for ctbutterfly 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('ctbutterfly')
# Append tests
self.append(self._test_cmd, 'Test ctbutterfly on command line')
self.append(self._test_python, 'Test ctbutterfly from Python')
# Return
return
# Test ctbutterfly on command line
def _test_cmd(self):
"""
Test ctbutterfly on the command line
"""
# Set tool name
ctbutterfly = self._tool('ctbutterfly')
# Setup ctbutterfly command
cmd = ctbutterfly+' inobs="'+self._events+'"'+\
' outfile="ctbutterfly_cmd1.dat"'+ \
' inmodel="'+self._model +'" srcname="Crab"'+ \
' caldb="'+self._caldb+'" irf="'+self._irf+'"'+ \
' emin=0.1 emax=100.0'+ \
' logfile="ctbutterfly_cmd1.log" chatter=1'
# 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('ctbutterfly_cmd1.dat')
# Setup ctbutterfly command
cmd = ctbutterfly+' inobs="event_file_that_does_not_exist.fits"'+\
' outfile="ctbutterfly_cmd2.dat"'+ \
' inmodel="'+self._model +'" srcname="Crab"'+ \
' caldb="'+self._caldb+'" irf="'+self._irf+'"'+ \
' emin=0.1 emax=100.0'+ \
' logfile="ctbutterfly_cmd2.log" debug=yes chatter=1'
# Check if execution failed
self.test_assert(self._execute(cmd, success=False) != 0,
'Check invalid input file when executed from command line')
# Check ctbutterfly --help
self._check_help(ctbutterfly)
# Return
return
# Test ctbutterfly from Python
def _test_python(self):
"""
Test ctbutterfly from Python
"""
# Set-up ctbutterfly
butterfly = ctools.ctbutterfly()
butterfly['inobs'] = self._events
butterfly['inmodel'] = self._model
butterfly['srcname'] = 'Crab'
butterfly['caldb'] = self._caldb
butterfly['irf'] = self._irf
butterfly['emin'] = 0.1
butterfly['emax'] = 100.0
butterfly['outfile'] = 'ctbutterfly_py1.dat'
butterfly['logfile'] = 'ctbutterfly_py1.log'
butterfly['chatter'] = 2
# Run ctbutterfly tool
butterfly.logFileOpen() # Make sure we get a log file
butterfly.run()
butterfly.save()
# Check result file
self._check_result_file('ctbutterfly_py1.dat')
# Check CSV result
self.test_value(butterfly.butterfly().nrows(), 100,
'Check for 100 rows in CSV file')
self.test_value(butterfly.butterfly().ncols(), 4,
'Check for 4 columns in CSV file')
# Set-up ctbutterfly
butterfly = ctools.ctbutterfly()
butterfly['inobs'] = self._events
butterfly['inmodel'] = self._model
butterfly['srcname'] = 'Crab'
butterfly['caldb'] = self._caldb
butterfly['irf'] = self._irf
butterfly['method'] = 'ENVELOPE'
butterfly['emin'] = 0.1
butterfly['emax'] = 100.0
butterfly['fit'] = True
butterfly['outfile'] = 'ctbutterfly_py2.dat'
butterfly['logfile'] = 'ctbutterfly_py2.log'
butterfly['chatter'] = 3
# Execute ctbutterfly tool
butterfly.logFileOpen() # Make sure we get a log file
butterfly.execute()
# Check result file
self._check_result_file('ctbutterfly_py2.dat')
# Recover observation container
#obs = butterfly.obs()
# TODO: Do someting test on observation container
# Copy ctbkgcube tool and execute copy
cpy_butterfly = butterfly
cpy_butterfly['outfile'] = 'ctbutterfly_py3.dat'
cpy_butterfly['logfile'] = 'ctbutterfly_py3.log'
cpy_butterfly['chatter'] = 4
# Execute ctbutterfly tool
cpy_butterfly.logFileOpen() # Make sure we get a log file
cpy_butterfly.execute()
# Check result file
self._check_result_file('ctbutterfly_py3.dat')
# Clear ctbkgcube tool
butterfly.clear()
# TODO: Do some test after clearing
# Return
return
# Check result file
def _check_result_file(self, filename):
"""
Check result file
"""
# Open result file as CSV file
results = gammalib.GCsv(filename)
# Check dimensions
self.test_value(results.nrows(), 100,
'Check for 100 rows in butterfly file')
self.test_value(results.ncols(), 4,
'Check for 4 columns in butterfly file')
# Return
return