def test_construction_set_from_standards_dict():
"""Test the from_standards_dict method."""
constr_set_dict = \
{
"name": "2013::ClimateZone5::SteelFramed",
"wall_set": {
"exterior_construction": "Typical Insulated Steel Framed Exterior Wall-R19",
"ground_construction": "Typical Insulated Basement Mass Wall-R8"
},
"floor_set": {
"exterior_construction": "Typical Insulated Steel Framed Exterior Floor-R27",
"ground_construction": "Typical Insulated Carpeted 8in Slab Floor-R5"
},
"roof_ceiling_set": {
"exterior_construction": "Typical IEAD Roof-R32"
},
"aperture_set": {
"window_construction": "U 0.48 SHGC 0.40 Dbl Ref-D Clr 6mm/13mm",
"operable_construction": "U 0.48 SHGC 0.40 Dbl Ref-D Clr 6mm/13mm",
"skylight_construction": "Window_U_0.50_SHGC_0.40_Skylight_Frame_Width_0.430_in"
},
"door_set": {
"exterior_construction": "Typical Insulated Metal Door-R2",
"overhead_construction": "Typical Overhead Door-R2",
"exterior_glass_construction": "U 0.44 SHGC 0.26 Dbl Ref-B-H Clr 6mm/13mm Air"
}
}
cz5_constr_set = ConstructionSet.from_standards_dict(constr_set_dict)
assert cz5_constr_set.wall_set.exterior_construction.name == \
'Typical Insulated Steel Framed Exterior Wall-R19'
assert cz5_constr_set.wall_set.ground_construction.name == \
'Typical Insulated Basement Mass Wall-R8'
assert cz5_constr_set.floor_set.exterior_construction.name == \
'Typical Insulated Steel Framed Exterior Floor-R27'
assert cz5_constr_set.floor_set.ground_construction.name == \
'Typical Insulated Carpeted 8in Slab Floor-R5'
assert cz5_constr_set.roof_ceiling_set.exterior_construction.name == \
'Typical IEAD Roof-R32'
assert cz5_constr_set.door_set.exterior_construction.name == \
'Typical Insulated Metal Door-R2'
assert cz5_constr_set.door_set.overhead_construction.name == \
'Typical Overhead Door-R2'
assert cz5_constr_set.aperture_set.window_construction.name == \
'U 0.48 SHGC 0.40 Dbl Ref-D Clr 6mm/13mm'
assert cz5_constr_set.aperture_set.operable_construction.name == \
'U 0.48 SHGC 0.40 Dbl Ref-D Clr 6mm/13mm'
assert cz5_constr_set.aperture_set.skylight_construction.name == \
'Window_U_0.50_SHGC_0.40_Skylight_Frame_Width_0.430_in'
assert cz5_constr_set.door_set.exterior_glass_construction.name == \
'U 0.44 SHGC 0.26 Dbl Ref-B-H Clr 6mm/13mm Air'
def construction_set_by_identifier(construction_set_identifier):
"""Get a construction_set from the library given its identifier.
Args:
construction_set_identifier: A text string for the identifier of
the ConstructionSet.
"""
try: # see if the program type has already been loaded to a Python object
return _construction_sets[construction_set_identifier]
except KeyError: # construction set likely needs to be loaded from standards data
try:
_c_set_dict = _construction_set_standards_dict[construction_set_identifier]
except KeyError: # program type is nowhere to be found; raise an error
raise ValueError('"{}" was not found in the construction set library.'.format(
construction_set_identifier))
# create the Python object from the standards gem dictionary
_c_set_obj = ConstructionSet.from_standards_dict(_c_set_dict)
_c_set_obj.lock()
_construction_sets[construction_set_identifier] = _c_set_obj # load faster next time
return _c_set_obj
