#! /usr/bin/env python # ========================================================================== # This scripts performs unit tests for the ctmodel tool. # # Copyright (C) 2014-2018 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 . # # ========================================================================== import os import gammalib import ctools from testing import test # =========================== # # Test class for ctmodel tool # # =========================== # class Test(test): """ Test class for ctmodel 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('ctmodel') # Append tests self.append(self._test_cmd, 'Test ctmodel on command line') self.append(self._test_python, 'Test ctmodel from Python') # Return return # Test ctmodel on command line def _test_cmd(self): """ Test ctmodel on the command line """ # Set tool name ctmodel = self._tool('ctmodel') # Setup ctmodel command cmd = ctmodel+' incube="NONE" inobs="NONE" expcube="NONE"'+\ ' psfcube="NONE" bkgcube="NONE"'+ \ ' outcube="ctmodel_cmd1.fits"'+ \ ' inmodel="'+self._model+'"'+ \ ' caldb="'+self._caldb+'" irf="'+self._irf+'"'+ \ ' rad=5.0 ra=83.63 dec=22.01 tmin=0.0 tmax=1800'+ \ ' emin=0.1 emax=100.0 enumbins=10 ebinalg="LOG"'+ \ ' nxpix=40 nypix=40'+ \ ' binsz=0.1 coordsys="CEL" proj="CAR"'+ \ ' xref=83.63 yref=22.01'+ \ ' logfile="ctmodel_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('ctmodel_cmd1.fits') # Setup ctmodel command cmd = ctmodel+' incube="NONE" inobs="NONE" expcube="NONE"'+\ ' psfcube="NONE" bkgcube="NONE"'+ \ ' outcube="ctmodel_cmd2.fits"'+ \ ' inmodel="model_that_does_not_exist.xml"'+ \ ' caldb="'+self._caldb+'" irf="'+self._irf+'"'+ \ ' rad=5.0 ra=83.63 dec=22.01 tmin=0.0 tmax=1800'+ \ ' emin=0.1 emax=100.0 enumbins=10 ebinalg="LOG"'+ \ ' nxpix=40 nypix=40'+ \ ' binsz=0.1 coordsys="CEL" proj="CAR"'+ \ ' xref=83.63 yref=22.01'+ \ ' logfile="ctmodel_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 ctmodel --help self._check_help(ctmodel) # Return return # Test ctmodel from Python def _test_python(self): """ Test ctmodel from Python """ # Allocate ctmodel model = ctools.ctmodel() # Check that empty ctmodel tool holds an empty model cube self._check_cube(model.cube(), nx=0, ny=0, nebins=0) # Check that saving does not nothing model['outcube'] = 'ctmodel_py0.fits' model['logfile'] = 'ctmodel_py0.log' model.logFileOpen() model.save() self.test_assert(not os.path.isfile('ctmodel_py0.fits'), 'Check that no model cube has been created') # Check that clearing does not lead to an exception or segfault model.clear() # Now set ctmodel parameters model['incube'] = 'NONE' model['inmodel'] = self._model model['inobs'] = 'NONE' model['expcube'] = 'NONE' model['psfcube'] = 'NONE' model['bkgcube'] = 'NONE' model['caldb'] = self._caldb model['irf'] = self._irf model['rad'] = 5 model['ra'] = 83.63 model['dec'] = 22.01 model['tmin'] = 0 model['tmax'] = 1800 model['ebinalg'] = 'LOG' model['emin'] = 0.1 model['emax'] = 100.0 model['enumbins'] = 10 model['nxpix'] = 40 model['nypix'] = 40 model['binsz'] = 0.1 model['coordsys'] = 'CEL' model['proj'] = 'CAR' model['xref'] = 83.63 model['yref'] = 22.01 model['outcube'] = 'ctmodel_py1.fits' model['logfile'] = 'ctmodel_py1.log' model['chatter'] = 2 # Run ctmodel tool model.logFileOpen() # Make sure we get a log file model.run() model.save() # Check result file self._check_result_file('ctmodel_py1.fits') # Copy ctmodel tool cpy_model = model.copy() # Check model cube of ctmodel copy self._check_cube(cpy_model.cube()) # Execute copy of ctmodel tool again, now with a higher chatter # level than before cpy_model['outcube'] = 'ctmodel_py2.fits' cpy_model['logfile'] = 'ctmodel_py2.log' cpy_model['publish'] = True cpy_model['chatter'] = 3 cpy_model.logFileOpen() # Needed to get a new log file cpy_model.execute() # Check result file self._check_result_file('ctmodel_py2.fits') # Now clear copy of ctmodel tool cpy_model.clear() # Check that the cleared copy has also cleared the model cube self._check_cube(cpy_model.cube(), nx=0, ny=0, nebins=0) # Get mixed observation container obs = self._obs_mixed() # Setup ctmodel tool from observation container and get model cube # definition from counts cube model = ctools.ctmodel(obs) model.models(gammalib.GModels(self._model)) model['incube'] = self._cntcube model['expcube'] = 'NONE' model['psfcube'] = 'NONE' model['bkgcube'] = 'NONE' model['caldb'] = self._caldb model['irf'] = self._irf model['outcube'] = 'ctmodel_py3.fits' model['logfile'] = 'ctmodel_py3.log' model['chatter'] = 4 # Execute ctmodel tool model.logFileOpen() # Needed to get a new log file model.execute() # Check result file self._check_result_file('ctmodel_py3.fits', nx=200, ny=200, nebins=20) # Publish with name model.publish('My model') # Return return # Check result file def _check_result_file(self, filename, nx=40, ny=40, nebins=10): """ Check result file Parameters ---------- filename : str Model cube file name nx : int, optional Number of pixels in X direction ny : int, optional Number of pixels in Y direction nebins : int, optional Number of energy bins """ # Open result file cube = gammalib.GCTAEventCube(filename) # Check cube self._check_cube(cube, nx=nx, ny=ny, nebins=nebins) # Return return # Check model cube def _check_cube(self, cube, nx=40, ny=40, nebins=10): """ Check model cube Parameters ---------- cube : `~gammalib.GCTAEventCube` Model cube nx : int, optional Number of pixels in X direction ny : int, optional Number of pixels in Y direction nebins : int, optional Number of energy bins """ # Check number of bins per axis self.test_value(cube.nx(), nx, 'Check number of X pixels') self.test_value(cube.ny(), ny, 'Check number of Y pixels') self.test_value(cube.ebins(), nebins, 'Check number of energy bins') # Return return