def test_coupled_clutches_example(self):
if platform.startswith('win'):
fmi_versions = ['1.0', '2.0']
elif platform.startswith(('darwin', 'linux')):
fmi_versions = ['2.0']
else:
self.fail('Platform not supported')
for fmi_version in fmi_versions:
for fmi_type in ['CoSimulation', 'ModelExchange']:
solvers = ['Euler']
if fmi_type == 'ModelExchange':
solvers.append('CVode')
for solver in solvers:
result = simulate_coupled_clutches(fmi_version=fmi_version,
fmi_type=fmi_type,
solver=solver,
show_plot=False,
output=['inputs', 'CoupledClutches1_freqHz'])
if result is not None: # sometimes the download fails...
freqHz = result['CoupledClutches1_freqHz']
self.assertTrue(np.all(freqHz == 0.4), "Start value has not been applied")
inputs = result['inputs']
self.assertAlmostEqual(inputs[0], 0, "Input has not been applied")
self.assertAlmostEqual(inputs[-1], 1, "Input has not been applied")
self.assertEqual(0.0, result['time'][0], msg="Result must start at start_time (= 0.0)")
def test_coupled_clutches_example(self):
print("Python:")
print(sys.version)
if platform.startswith('win'):
fmi_versions = ['1.0', '2.0']
elif platform.startswith(('darwin', 'linux')):
fmi_versions = ['2.0']
else:
self.fail('Platform not supported')
for fmi_version in fmi_versions:
for fmi_type in ['CoSimulation', 'ModelExchange']:
result = simulate_coupled_clutches(
fmi_version=fmi_version,
fmi_type=fmi_type,
show_plot=False,
output=['inputs', 'CoupledClutches1_freqHz'])
if result is not None: # sometimes the download fails...
# check if the start value has been set
freqHz = result['CoupledClutches1_freqHz']
self.assertTrue(np.all(freqHz == 0.4))
# check if the input has been set
inputs = result['inputs']
self.assertAlmostEqual(inputs[0], 0)
self.assertAlmostEqual(inputs[-1], 1)
def test_get_start_values(self):
if platform.startswith('win'):
fmi_versions = ['2.0'] # quick fix until FMUs are available
elif platform.startswith(('darwin', 'linux')):
fmi_versions = ['2.0']
else:
self.fail('Platform not supported')
for fmi_version in fmi_versions:
for fmi_type in ['CoSimulation', 'ModelExchange']:
download_test_file(fmi_version, fmi_type, 'MapleSim', '2016.2',
'CoupledClutches', 'CoupledClutches.fmu')
start_values = get_start_values('CoupledClutches.fmu')
self.assertEqual(start_values['CoupledClutches1_freqHz'],
'0.2')
def test_common_functions(self):
if platform.startswith('win'):
fmi_versions = ['1.0', '2.0']
else:
return
for fmi_version in fmi_versions:
model_name = 'BooleanNetwork1'
filename = model_name + '.fmu'
download_test_file(fmi_version, 'CoSimulation', 'Dymola', '2017', model_name, filename)
model_description = read_model_description(filename)
unzipdir = extract(filename)
guid = model_description.guid
variables = {}
for v in model_description.modelVariables:
variables[v.name] = v
args = {
'guid': guid,
'modelIdentifier': model_description.coSimulation.modelIdentifier,
'unzipDirectory': unzipdir,
'instanceName': None
}
if fmi_version == '1.0':
fmu = FMU1Slave(**args)
fmu.instantiate("instance1")
fmu.initialize()
else:
fmu = FMU2Slave(**args)
fmu.instantiate(loggingOn=False)
fmu.setupExperiment(tolerance=None)
fmu.enterInitializationMode()
fmu.exitInitializationMode()
# get types platform
types_platform = fmu.getTypesPlatform()
if fmi_version == '1.0':
self.assertEqual('standard32', types_platform)
else:
self.assertEqual('default', types_platform)
# get FMI version
version = fmu.getVersion()
self.assertEqual(fmi_version, version)
# set debug logging
if fmi_version == '1.0':
fmu.setDebugLogging(True)
else:
fmu.setDebugLogging(True, ['logAll'])
# set and get Real
vr = [variables['booleanPulse1.width'].valueReference]
value = [30.0]
fmu.setReal(vr, value)
result = fmu.getReal(vr)
self.assertTrue(result[0] == value[0])
# set and get Integer
vr = [variables['integerConstant.k'].valueReference]
value = [-4]
fmu.setInteger(vr, value)
result = fmu.getInteger(vr)
self.assertTrue(result[0] == value[0])
# set and get Boolean
vr = [variables['rSFlipFlop.Qini'].valueReference]
value = [True]
fmu.setBoolean(vr, value)
result = fmu.getBoolean(vr)
self.assertTrue(result[0] == value[0])
# TODO: set and get String
# clean up
fmu.terminate()
fmu.freeInstance()
shutil.rmtree(unzipdir)