def test_alg_with_overridden_attrs(self):
self.raisesNothing(algorithm_mgr.create_unmanaged, "CoolAlgorithm")
alg = algorithm_mgr.create_unmanaged("CoolAlgorithm")
self.assertEquals(alg.name(), "CoolAlgorithm")
self.assertEquals(alg.version(), 2)
self.assertEquals(alg.category(), "BestAlgorithms")
def test_execute_succeeds_with_valid_props(self):
alg = algorithm_mgr.create_unmanaged('Load')
alg.initialize()
alg.set_property('Filename', 'LOQ48127.raw')
nspec = 1
alg.set_property('SpectrumMax', nspec)
wsname = 'LOQ48127'
alg.set_property('OutputWorkspace', wsname)
alg.set_child(True) # Just to keep the output from the data service
alg.execute()
self.assertEquals(alg.get_property('SpectrumMax').value, nspec)
self.assertEquals(type(alg.get_property('SpectrumMax').value), int)
self.assertEquals(alg.get_property('SpectrumMax').name, 'SpectrumMax')
ws = alg.get_property('OutputWorkspace').value
self.assertTrue(ws.get_memory_size() > 0.0 )
def run_algorithm(name, **kwargs):
"""Run a named algorithm and return the
algorithm handle
Parameters:
name - The name of the algorithm
kwargs - A dictionary of property name:value pairs
"""
alg = algorithm_mgr.create_unmanaged(name)
alg.initialize()
# Avoid problem that Load needs to set Filename first if it exists
if name == 'Load' and 'Filename' in kwargs:
alg.set_property('Filename', kwargs['Filename'])
del kwargs['Filename']
if 'child'in kwargs:
alg.set_child(True)
del kwargs['child']
for key, value in kwargs.iteritems():
alg.set_property(key, value)
alg.execute()
return alg
def test_unmanaged_cppalg_isinstance_of_Algorithm(self):
alg = algorithm_mgr.create_unmanaged("ConvertUnits")
self.assertTrue(isinstance(alg, Algorithm))
def test_alg_with_default_attrs(self):
self.raisesNothing(algorithm_mgr.create_unmanaged, "TestPyAlgDefaultAttrs")
alg = algorithm_mgr.create_unmanaged("TestPyAlgDefaultAttrs")
self.assertEquals(alg.name(), "TestPyAlgDefaultAttrs")
self.assertEquals(alg.version(), 1)
self.assertEquals(alg.category(), "PythonAlgorithms")
def test_alg_attrs_are_correct(self):
alg = algorithm_mgr.create_unmanaged('Load')
self.assertTrue(alg.name(), 'Load')
self.assertTrue(alg.version(), 1)
self.assertTrue(alg.category(), 'DataHandling')
def test_cannot_execute_with_invalid_properties(self):
alg = algorithm_mgr.create_unmanaged('Load')
alg.initialize()
self.assertRaises(RuntimeError, alg.execute)
def test_alg_set_invalid_prop_raises_error(self):
alg = algorithm_mgr.create_unmanaged('Load')
alg.initialize()
args = ('Filename', 'nonexistent.txt')
self.assertRaises(ValueError, alg.set_property, *args)
def test_alg_set_valid_prop_succeeds(self):
alg = algorithm_mgr.create_unmanaged('Load')
alg.initialize()
alg.set_property('Filename', 'LOQ48127.raw')
