test_csobs2caldb.py
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#! /usr/bin/env python
# ==========================================================================
# This scripts performs unit tests for the csobs2caldb script.
#
# 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 os
import gammalib
import cscripts
# ================================= #
# Test class for csobs2caldb script #
# ================================= #
class Test(gammalib.GPythonTestSuite):
"""
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
gammalib.GPythonTestSuite.__init__(self)
# Set members
self._inobs = "data/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.
"""
# Kluge to set the command (installed version has no README file)
if os.path.isfile("README"):
csobs2caldb = "../cscripts/csobs2caldb.py"
else:
csobs2caldb = "csobs2caldb"
# Setup csobs2caldb command
cmd = csobs2caldb+' inobs="'+self._inobs+'"'+ \
' caldb="cta" irf="Cmd1" rootdir="caldb"'+ \
' logfile="csobs2caldb_cmd1.log" chatter=1'
# Execute csobs2caldb, 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 csobs2caldb execution on 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"'
# Execute csobs2caldb, 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 csobs2caldb execution on command line")
# 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))
bgd = gammalib.GFilename(db.filename("","","BGD","","",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(bgd.exists(), "Background file exists")
# Return
return