test_GApplication.py
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# ==========================================================================
# This module performs unit tests for the GammaLib application module
#
# Copyright (C) 2012-2018 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 test_support
# ========================================== #
# Test class for GammaLib application module #
# ========================================== #
class Test(gammalib.GPythonTestSuite):
"""
Test class for GammaLib application module
"""
# Constructor
def __init__(self):
"""
Constructor
"""
# Call base class constructor
gammalib.GPythonTestSuite.__init__(self)
# Set members
self._logfile = 'test_logger.log'
# Return
return
# Check log file versus a reference
def _check_log_file(self, ref, calls):
"""
Check log file versus a reference
Parameters
----------
ref : list of str
Reference lines
calls : list of str
Methods that are tested
"""
# Open log file, read all line and close file
file = open(self._logfile, 'r')
lines = file.readlines()
file.close()
# Check all lines versus reference. There is a special kluge in case
# that the reference is "true\n" as in some Python/SWIG version this
# is displayed by "1\n". Both variants are tested to avoid version
# dependent test results.
for i, line in enumerate(lines):
if ref[i] == 'true\n':
self.test_assert(line == ref[i] or line == '1\n',
'Check '+calls[i]+': '+line)
else:
self.test_value(line, ref[i], 'Check '+calls[i]+': '+line)
# Return
return
# Setup GApplicationPars container
def _setup_pars(self):
"""
Setup GApplicationPars container
Returns
-------
pars : `~gammalib.GApplicationPars`
Parameter container
"""
# Setup application parameter container
pars = gammalib.GApplicationPars()
for i in range(10):
name = '%s' % i
par = gammalib.GApplicationPar(name,'r','a','1.0','0.0','2.0','Dummy')
pars.append(par)
# Return application parameter container
return pars
# Test GLog class
def _test_log(self):
"""
Test GLog class
"""
# Allocate logger
log = gammalib.GLog(self._logfile, True)
# Test print methods
log('Test __call__(std::string)\n')
log(True)
log('\n')
log(41)
log('\n')
log(3.1415)
log('\n')
log.parformat('This is a parameter')
log('\n')
log.toupper('upper case')
log('\n')
log.tolower('LOWER CASE')
log('\n')
log.fill('Higgs', 3)
log('\n')
log.left('Left', 10)
log('\n')
log.right('Right', 10)
log('\n')
log.centre('Centre', 10)
log('\n')
log.header0('Header 0')
log('\n')
log.header1('Header 1')
log.header2('Header 2')
log.header3('Header 3')
# Close logger
log.close()
# Set reference
ref = []
ref.append('Test __call__(std::string)\n')
ref.append('true\n') # New swig version (3.x.y)
ref.append('41\n')
ref.append('3.1415\n')
ref.append(' This is a parameter .......: \n')
ref.append('UPPER CASE\n')
ref.append('lower case\n')
ref.append('HiggsHiggsHiggs\n')
ref.append('Left \n')
ref.append(' Right\n')
ref.append(' Centre \n')
ref.append('\n')
ref.append('+==========+\n')
ref.append('| Header 1 |\n')
ref.append('+==========+\n')
ref.append('+----------+\n')
ref.append('| Header 2 |\n')
ref.append('+----------+\n')
ref.append('=== Header 3 ===\n')
# Set calls for error messages
calls = []
calls.append('__call__(std::string)')
calls.append('__call__(bool)')
calls.append('__call__(int)')
calls.append('__call__(double)')
calls.append('parformat()')
calls.append('toupper()')
calls.append('tolower()')
calls.append('fill()')
calls.append('left()')
calls.append('right()')
calls.append('centre()')
calls.append('header0()')
calls.append('header1()')
calls.append('header1()')
calls.append('header1()')
calls.append('header2()')
calls.append('header2()')
calls.append('header2()')
calls.append('header3()')
# Check log file
self._check_log_file(ref, calls)
# Create copy of logger
cpy_log = log.copy()
# Print one more line into copy
cpy_log.header3('Header 3bis')
# Append reference and call for error message
ref.append('=== Header 3bis ===\n')
calls.append('header3()')
# Check log file again
self._check_log_file(ref, calls)
# Return
return
# Test GApplication class
def _test_app(self):
"""
Test GApplication class
"""
# Set PFILES environment variable
os.environ['PFILES'] = os.environ['TEST_DATA']
# Allocate test application
app = gammalib.GApplication('test_GApplication', '1.1.0')
# Check proper allocation of test application
self.test_value(app._name(), 'test_GApplication', 'Check application name')
self.test_value(app._version(), '1.1.0', 'Check application version')
self.test_value(app.pars().size(), 10, 'Check number of parameters')
# Check that we properly can loop over all parameters. The npars
# variable counts the number of iterations. If the parameter "chatter"
# is encounter then set the chattiness to 4
npars = 0
for par in app:
npars += 1
if par.name() == 'chatter':
par.integer(4)
# Check outcome of loop
self.test_value(npars, 10, 'Check number of parameters in loop')
self.test_value(app['chatter'].integer(), 4, 'Check that "chatter" '
'parameter could be stored correctly')
# Check access by index
self.test_value(app[1].integer(), 1)
self.test_value(app[-5].integer(), 4)
# Check setting by index
par = app[1]
par.integer(5)
app[1] = par
par = app[-5]
par.integer(4)
app[-5] = par
self.test_value(app[1].integer(), 5)
self.test_value(app[-5].integer(), 4)
# Check setting and getting of parameters
app['real'] = 100.0
app['integer'] = 10
app['string'] = 'GAL'
app['filename'] = 'newfile.fits'
app['time'] = gammalib.GTime('2000-01-01T12:00:00')
self.test_value(app['real'].real(), 100.0)
self.test_value(app['integer'].integer(), 10)
self.test_value(app['string'].string(), 'GAL')
self.test_value(app['filename'].filename().url(), 'newfile.fits')
self.test_value(app['time'].time().utc(), '2000-01-01T12:00:00')
app['real'] = 100
self.test_value(app['real'].real(), 100.0)
app['time'] = '2000-01-01T12:00:00'
self.test_value(app['time'].time().utc(), '2000-01-01T12:00:00')
app['time'] = '1800.0'
self.test_value(app['time'].time().secs(), 1800.0)
app['time'] = 1800.0
self.test_value(app['time'].time().secs(), 1800.0)
app['time'] = 1800
self.test_value(app['time'].time().secs(), 1800.0)
# Check boolean exception (does not work on older Linux systems)
#self.test_try('Test GApplication boolean parameter exception')
#try:
# app['real'] = False
# self.test_try_failure('Exception not thrown')
#except:
# self.test_try_success()
#else:
# self.test_try_failure('This should never happen')
# Check integer exception
self.test_try('Test GApplication integer parameter exception')
try:
app['string'] = 1
self.test_try_failure('Exception not thrown')
except:
self.test_try_success()
else:
self.test_try_failure('This should never happen')
# Check string exception
self.test_try('Test GApplication string parameter exception')
try:
app['real'] = 'Unknown'
self.test_try_failure('Exception not thrown')
except:
self.test_try_success()
else:
self.test_try_failure('This should never happen')
self.test_try('Test GApplication string parameter exception')
try:
app['clobber'] = 'Unknown'
self.test_try_failure('Exception not thrown')
except:
self.test_try_success()
else:
self.test_try_failure('This should never happen')
# Check time exception
self.test_try('Test GApplication time parameter exception')
try:
app['real'] = gammalib.GTime()
self.test_try_failure('Exception not thrown')
except:
self.test_try_success()
else:
self.test_try_failure('This should never happen')
# Check handling of undefined parameters
app['real'] = 'INDEF'
app['integer'] = 'INDEF'
app['time'] = 'INDEF'
self.test_assert(app['real'].is_undefined(), 'INDEF real parameter')
self.test_assert(app['integer'].is_undefined(), 'INDEF integer parameter')
self.test_assert(app['time'].is_undefined(), 'INDEF time parameter')
app['real'] = 'NONE'
app['integer'] = 'NONE'
app['time'] = 'NONE'
self.test_assert(app['real'].is_undefined(), 'NONE real parameter')
self.test_assert(app['integer'].is_undefined(), 'NONE integer parameter')
self.test_assert(app['time'].is_undefined(), 'NONE time parameter')
app['real'] = 'UNDEF'
app['integer'] = 'UNDEF'
app['time'] = 'UNDEF'
self.test_assert(app['real'].is_undefined(), 'UNDEF real parameter')
self.test_assert(app['integer'].is_undefined(), 'UNDEF integer parameter')
self.test_assert(app['time'].is_undefined(), 'UNDEF time parameter')
app['real'] = 'UNDEFINED'
app['integer'] = 'UNDEFINED'
app['time'] = 'UNDEFINED'
self.test_assert(app['real'].is_undefined(), 'UNDEFINED real parameter')
self.test_assert(app['integer'].is_undefined(), 'UNDEFINED integer parameter')
self.test_assert(app['time'].is_undefined(), 'UNDEFINED time parameter')
# Check handling of NaN parameters
app['real'] = 'INF'
app['integer'] = 'INF'
self.test_assert(app['real'].is_notanumber(), 'INF real parameter')
self.test_assert(app['integer'].is_valid(), 'INF integer parameter')
app['real'] = 'INFINITY'
app['integer'] = 'INFINITY'
self.test_assert(app['real'].is_notanumber(), 'INFINITY real parameter')
self.test_assert(app['integer'].is_valid(), 'INFINITY integer parameter')
app['real'] = 'NAN'
app['integer'] = 'NAN'
self.test_assert(app['real'].is_notanumber(), 'NAN real parameter')
self.test_assert(app['integer'].is_valid(), 'NAN integer parameter')
# Return
return
# Test GApplicationPars class
def _test_pars(self):
"""
Test GApplicationPars class
"""
# Test GApplicationPars constructor with bad filename
self.test_try('Test GApplicationPars constructor with bad filename')
try:
pars = gammalib.GApplicationPars('testme.par')
self.test_try_failure('Exception not thrown')
except:
self.test_try_success()
else:
self.test_try_failure('This should never happen')
# Return
return
# Test GApplicationPars class access operators
def _test_pars_access(self):
"""
Test GApplicationPars class model access
"""
# Setup application parameter container
pars = self._setup_pars()
# Perform application parameter access tests
test_support.container_access_index(self, pars)
# Check application parameter setting by index from start
par = gammalib.GApplicationPar('98','r','a','1.0','0.0','2.0','Dummy')
pars[3] = par
self.test_value(pars[3].name(), '98')
# Check application parameter setting by index from end
par = gammalib.GApplicationPar('99','r','a','1.0','0.0','2.0','Dummy')
pars[-2] = par
self.test_value(pars[-2].name(), '99')
# Return
return
# Test GApplicationPars class slicing
def _test_pars_slicing(self):
"""
Test GApplicationPars class slicing
"""
# Setup application parameter container
pars = self._setup_pars()
# Perform slicing tests
test_support.container_slicing(self, pars)
# Return
return
# Test class pickeling
def _test_pickeling(self):
"""
Test class pickeling
"""
# Set PFILES environment variable
os.environ['PFILES'] = os.environ['TEST_DATA']
# Perform pickeling tests of empty classes
test_support.pickeling(self, gammalib.GApplication())
test_support.pickeling(self, gammalib.GApplicationPar())
test_support.pickeling(self, gammalib.GApplicationPars())
#test_support.pickeling(self, gammalib.GLog())
# Setup for tests
par = gammalib.GApplicationPar('Test','r','a','1.0','0.0','2.0','Dummy text')
app = gammalib.GApplication('test_GApplication', '1.1.0')
# Perform pickeling tests of filled classes
test_support.pickeling(self, gammalib.GApplication(app))
test_support.pickeling(self, gammalib.GApplicationPar(par))
test_support.pickeling(self, gammalib.GApplicationPars('test_GApplication.par'))
#test_support.pickeling(self, gammalib.GLog())
# Return
return
# Set test functions
def set(self):
"""
Set all test functions
"""
# Set test name
self.name('app')
# Append tests
self.append(self._test_log, 'Test GLog')
self.append(self._test_app, 'Test GApplication')
self.append(self._test_pars, 'Test GApplicationPars')
self.append(self._test_pars_access, 'Test GApplicationPars parameter access')
self.append(self._test_pars_access, 'Test GApplicationPars slicing')
self.append(self._test_pickeling, 'Test application class pickeling')
# Return
return