def test_gas_custom_init():
"""Test the initialization of a custom gas."""
co2_gap = EnergyWindowMaterialGasCustom('CO2', 0.0125, 0.0146, 0.000014,
827.73)
co2_gap.specific_heat_ratio = 1.4
co2_gap.molecular_weight = 44
str(co2_gap) # test the string representation of the material
co2_dup = co2_gap.duplicate()
assert co2_gap.name == co2_dup.name == 'CO2'
assert co2_gap.thickness == co2_dup.thickness == 0.0125
assert co2_gap.conductivity == co2_dup.conductivity == pytest.approx(
0.0146, rel=1e-2)
assert co2_gap.viscosity == co2_dup.viscosity == pytest.approx(0.000014,
rel=1e-2)
assert co2_gap.specific_heat == co2_dup.specific_heat == pytest.approx(
827.73, rel=1e-2)
assert co2_gap.density == co2_dup.density == pytest.approx(1.9631,
rel=1e-2)
assert co2_gap.prandtl == co2_dup.prandtl == pytest.approx(0.7937,
rel=1e-2)
assert co2_gap.conductivity_coeff_b == 0
assert co2_gap.conductivity_coeff_c == 0
assert co2_gap.viscosity_coeff_b == 0
assert co2_gap.viscosity_coeff_c == 0
assert co2_gap.specific_heat_coeff_b == 0
assert co2_gap.specific_heat_coeff_c == 0
assert co2_gap.specific_heat_ratio == 1.4
assert co2_gap.molecular_weight == 44
def material_window_gas_custom(directory):
co2_gap = EnergyWindowMaterialGasCustom('CO2', 0.0125, 0.0146, 0.000014,
827.73)
co2_gap.specific_heat_ratio = 1.4
co2_gap.molecular_weight = 44
dest_file = os.path.join(directory, 'material_window_gas_custom.json')
with open(dest_file, 'w') as fp:
json.dump(co2_gap.to_dict(), fp, indent=4)
def test_gas_custom_properties_at_temperature():
"""Test the initalization of gas material objects and basic properties."""
co2_gap = EnergyWindowMaterialGasCustom('CO2', 0.0125, 0.0146, 0.000014, 827.73)
co2_gap.specific_heat_ratio = 1.4
co2_gap.molecular_weight = 44
assert co2_gap.conductivity_at_temperature(223) == pytest.approx(0.0146, rel=1e-2)
assert co2_gap.viscosity_at_temperature(223) == pytest.approx(1.4e-05, rel=1e-2)
assert co2_gap.specific_heat_at_temperature(223) == pytest.approx(827.73, rel=1e-2)
assert co2_gap.density_at_temperature(223) == pytest.approx(2.40466, rel=1e-2)
assert co2_gap.prandtl_at_temperature(223) == pytest.approx(0.7937, rel=1e-2)
def test_gas_custom_dict_methods():
"""Test the to/from dict methods."""
co2_gap = EnergyWindowMaterialGasCustom('CO2', 0.0125, 0.0146, 0.000014, 827.73)
co2_gap.specific_heat_ratio = 1.4
co2_gap.molecular_weight = 44
material_dict = co2_gap.to_dict()
new_material = EnergyWindowMaterialGasCustom.from_dict(material_dict)
assert material_dict == new_material.to_dict()
raise ImportError('\nFailed to import honeybee:\n\t{}'.format(e))
try: # import the honeybee-energy dependencies
from honeybee_energy.material.gas import EnergyWindowMaterialGasCustom
except ImportError as e:
raise ImportError('\nFailed to import honeybee_energy:\n\t{}'.format(e))
try: # import ladybug_rhino dependencies
from ladybug_rhino.grasshopper import all_required_inputs
except ImportError as e:
raise ImportError('\nFailed to import ladybug_rhino:\n\t{}'.format(e))
if all_required_inputs(ghenv.Component):
# set the default material properties
_conductivity_b_ = 0 if _conductivity_b_ is None else _conductivity_b_
_viscosity_b_ = 0 if _viscosity_b_ is None else _viscosity_b_
_specific_heat_b_ = 0 if _specific_heat_b_ is None else _specific_heat_b_
_spec_heat_ratio_ = 1.0 if _spec_heat_ratio_ is None else _spec_heat_ratio_
_mol_weight_ = 20.0 if _mol_weight_ is None else _mol_weight_
# set the non-exposed inputs
_conductivity_c_, _viscosity_c_, _specific_heat_c_ = 0, 0, 0
# create the material
mat = EnergyWindowMaterialGasCustom(
clean_and_id_ep_string(_name), _thickness, _conductivity_a,
_viscosity_a, _specific_heat_a, _conductivity_b_, _viscosity_b_,
_specific_heat_b_, _conductivity_c_, _viscosity_c_, _specific_heat_c_,
_spec_heat_ratio_, _mol_weight_)
mat.display_name = _name
except ImportError as e:
raise ImportError('\nFailed to import honeybee_energy:\n\t{}'.format(e))
try: # import ladybug_rhino dependencies
from ladybug_rhino.grasshopper import all_required_inputs
except ImportError as e:
raise ImportError('\nFailed to import ladybug_rhino:\n\t{}'.format(e))
if all_required_inputs(ghenv.Component):
# set the default material properties
_conductivity_b_ = 0 if _conductivity_b_ is None else _conductivity_b_
_viscosity_b_ = 0 if _viscosity_b_ is None else _viscosity_b_
_specific_heat_b_ = 0 if _specific_heat_b_ is None else _specific_heat_b_
_spec_heat_ratio_ = 1.0 if _spec_heat_ratio_ is None else _spec_heat_ratio_
_mol_weight_ = 20.0 if _mol_weight_ is None else _mol_weight_
name = clean_and_id_ep_string('GapMaterial') if _name_ is None else \
clean_ep_string(_name_)
# set the non-exposed inputs
_conductivity_c_, _viscosity_c_, _specific_heat_c_ = 0, 0, 0
# create the material
mat = EnergyWindowMaterialGasCustom(name, _thickness, _conductivity_a,
_viscosity_a, _specific_heat_a,
_conductivity_b_, _viscosity_b_,
_specific_heat_b_, _conductivity_c_,
_viscosity_c_, _specific_heat_c_,
_spec_heat_ratio_, _mol_weight_)
if _name_ is not None:
mat.display_name = _name_