Model/etl/epc/tests/test_epcrecord.py
2026-03-11 21:03:20 +00:00

396 lines
15 KiB
Python

import pickle
import pytest
from etl.epc.Record import EPCRecord
from etl.epc.settings import DATA_ANOMALY_MATCHES
class TestEpcRecord:
@pytest.fixture
def base_record(self):
record = EPCRecord(run_mode="training")
record._prepared_epc = {}
return record
@pytest.fixture()
def cleaning_data(self):
with open("recommendations/tests/test_data/cleaning_data.pkl", "rb") as f:
data = pickle.load(f)
return data
@pytest.fixture()
def epc_records_1(self):
epc_records_1 = {
"original_epc": {
"fixed-lighting-outlets-count": "11",
"property-type": "House",
"built-form": "Semi-Detached",
"construction-age-band": "England and Wales: 1900-1929",
"local-authority": "E08000025",
"number-habitable-rooms": "4",
"number-heated-rooms": "4",
},
"full_sap_epc": {},
"old_data": [],
}
return epc_records_1
def test_clean_built_form_valid_remap(self, cleaning_data):
record = EPCRecord(cleaning_data=cleaning_data)
record._prepared_epc = {
"built-form": "Semi-Detached",
"property-type": "Flat"
}
record._clean_built_form()
assert record._prepared_epc["built-form"] == "Semi-Detached"
def test_clean_built_form_anomaly(self, cleaning_data):
record = EPCRecord(cleaning_data=cleaning_data)
record._prepared_epc = {
"built-form": "",
"property-type": "Flat"
}
record._clean_built_form()
assert record._prepared_epc["built-form"] == "End-Terrace"
def test_clean_floor_area_valid(self, cleaning_data):
record = EPCRecord(cleaning_data=cleaning_data)
record._prepared_epc = {
"total-floor-area": "120.5"
}
record._clean_floor_area()
assert record._prepared_epc["total-floor-area"] == 120.5
def test_clean_floor_area_empty(self, cleaning_data):
record = EPCRecord(cleaning_data=cleaning_data)
record._prepared_epc = {
"total-floor-area": ""
}
with pytest.raises(ValueError):
record._clean_floor_area()
def test_clean_heat_loss_corridor_valid(self, cleaning_data):
record = EPCRecord(cleaning_data=cleaning_data)
record._prepared_epc = {
"heat-loss-corridor": "unheated corridor",
"unheated-corridor-length": ""
}
record._clean_heat_loss_corridor()
assert record._prepared_epc["heat-loss-corridor"] == "unheated corridor"
record = EPCRecord(cleaning_data=cleaning_data)
record._prepared_epc = {
"heat-loss-corridor": "unheated corridor",
"unheated-corridor-length": None
}
record._clean_heat_loss_corridor()
assert record._prepared_epc["heat-loss-corridor"] == "unheated corridor"
assert record._prepared_epc["unheated-corridor-length"] is None
def test_clean_heat_loss_corridor_anomaly(self, cleaning_data):
record = EPCRecord(cleaning_data=cleaning_data)
record._prepared_epc = {
"heat-loss-corridor": "InvalidCorridor",
"unheated-corridor-length": ""
}
record._clean_heat_loss_corridor()
assert record._prepared_epc["heat-loss-corridor"] == "no corridor"
def test_clean_solar_hot_water_valid(self, cleaning_data):
record = EPCRecord(cleaning_data=cleaning_data)
record._prepared_epc = {
"solar-water-heating-flag": "Y"
}
record._clean_solar_hot_water()
assert record._prepared_epc["solar-water-heating-flag"] == "Y"
assert record.solar_water_heating_flag_bool is True
def test_clean_solar_hot_water_empty(self, cleaning_data):
record = EPCRecord(cleaning_data=cleaning_data)
record._prepared_epc = {
"solar-water-heating-flag": ""
}
record._clean_solar_hot_water()
assert record._prepared_epc["solar-water-heating-flag"] == "N"
assert record.solar_water_heating_flag_bool is False
def test_clean_number_lighting_outlets_valid(self, cleaning_data, epc_records_1):
record = EPCRecord(cleaning_data=cleaning_data, epc_records=epc_records_1)
record._prepared_epc = {
"fixed-lighting-outlets-count": "5"
}
record._clean_number_lighting_outlets()
assert record._prepared_epc["fixed-lighting-outlets-count"] == 5.0
def test_clean_number_lighting_outlets_empty(self, cleaning_data):
record = EPCRecord(cleaning_data=cleaning_data)
record.run_mode = "newdata"
record._prepared_epc = {
"fixed-lighting-outlets-count": "",
"property-type": "Flat",
"built-form": "Semi-Detached",
"construction-age-band": "England and Wales: 1900-1929",
"local-authority": "E08000025",
"number-habitable-rooms": "4",
"number-heated-rooms": "4",
}
record.old_data = []
record.full_sap_epc = {}
record._clean_number_lighting_outlets()
assert record._prepared_epc["fixed-lighting-outlets-count"] == 10
def test_clean_floor_level(self, cleaning_data):
record = EPCRecord(cleaning_data=cleaning_data)
record._prepared_epc = {"floor-level": "1"}
record._clean_floor_level()
assert record._prepared_epc["floor-level"] == 1.0
record = EPCRecord(cleaning_data=cleaning_data)
record._prepared_epc = {"floor-level": ""}
record._clean_floor_level()
assert record._prepared_epc["floor-level"] is None
def test_year_built(self, cleaning_data):
# This test handles a specific test case
# Mock the property object
epc_records = {
"original_epc": {
'low-energy-fixed-light-count': '', 'address': '19 Waterloo Road, Shoeburyness',
'uprn-source': 'Energy Assessor', 'floor-height': '2.65', 'heating-cost-potential': '436',
'unheated-corridor-length': '', 'hot-water-cost-potential': '100',
'construction-age-band': 'England and Wales: 1900-1929', 'potential-energy-rating': 'B',
'mainheat-energy-eff': 'Good', 'windows-env-eff': 'Good', 'lighting-energy-eff': 'Very Good',
'environment-impact-potential': '89', 'glazed-type': 'double glazing installed during or after 2002',
'heating-cost-current': '888', 'address3': '',
'mainheatcont-description': 'Programmer and room thermostat',
'sheating-energy-eff': 'N/A', 'report-type': '100', 'property-type': 'House',
'local-authority-label': 'Southend-on-Sea', 'fixed-lighting-outlets-count': '9',
'energy-tariff': 'Single',
'mechanical-ventilation': 'natural', 'hot-water-cost-current': '386', 'county': '',
'postcode': 'SS3 9EQ',
'solar-water-heating-flag': 'N', 'constituency': 'E14001501', 'co2-emissions-potential': '0.7',
'number-heated-rooms': '4', 'floor-description': 'Suspended, no insulation (assumed)',
'energy-consumption-potential': '49', 'local-authority': 'E06000033', 'built-form': 'Mid-Terrace',
'number-open-fireplaces': '0', 'windows-description': 'Fully double glazed', 'glazed-area': 'Normal',
'inspection-date': '2025-03-17', 'mains-gas-flag': 'Y', 'co2-emiss-curr-per-floor-area': '58',
'address1': '19 Waterloo Road', 'heat-loss-corridor': '', 'flat-storey-count': '',
'constituency-label': '',
'roof-energy-eff': 'Average', 'total-floor-area': '78.0', 'building-reference-number': '10007286268',
'environment-impact-current': '48', 'co2-emissions-current': '4.5',
'roof-description': 'Pitched, 100 mm loft insulation', 'floor-energy-eff': 'N/A',
'number-habitable-rooms': '4', 'address2': 'Shoeburyness', 'hot-water-env-eff': 'Average',
'posttown': 'SOUTHEND-ON-SEA', 'mainheatc-energy-eff': 'Average',
'main-fuel': 'mains gas (not community)',
'lighting-env-eff': 'Very Good', 'windows-energy-eff': 'Good', 'floor-env-eff': 'N/A',
'sheating-env-eff': 'N/A', 'lighting-description': 'Low energy lighting in 78% of fixed outlets',
'roof-env-eff': 'Average', 'walls-energy-eff': 'Very Poor', 'photo-supply': '0.0',
'lighting-cost-potential': '101', 'mainheat-env-eff': 'Good', 'multi-glaze-proportion': '100',
'main-heating-controls': '', 'lodgement-datetime': '2025-03-25 16:59:15', 'flat-top-storey': '',
'current-energy-rating': 'D', 'secondheat-description': 'None', 'walls-env-eff': 'Very Poor',
'transaction-type': 'marketed sale', 'uprn': 100090702270, 'current-energy-efficiency': '56',
'energy-consumption-current': '329', 'mainheat-description': 'Boiler and radiators, mains gas',
'lighting-cost-current': '101', 'lodgement-date': '2025-03-25', 'extension-count': '1',
'mainheatc-env-eff': 'Average',
'lmk-key': 'ff00a1e150063f7bbcac1644be57fdcf05b6c9c60053f80c5d218bf2863fea93',
'wind-turbine-count': '0',
'tenure': 'Owner-occupied', 'floor-level': '', 'potential-energy-efficiency': '89',
'hot-water-energy-eff': 'Average', 'low-energy-lighting': '78',
'walls-description': 'Solid brick, as built, no insulation (assumed)',
'hotwater-description': 'From main system'
},
"full_sap_epc": {},
"old_data": []
}
prepared_epc = EPCRecord(
epc_records=epc_records,
run_mode="newdata",
cleaning_data=cleaning_data
)
assert prepared_epc.get("year_built") == 1900
def test_cleaning_rules_energy(self, base_record):
base_record._prepared_epc = {
"energy-consumption-current": "150",
"co2-emissions-current": "32.5"
}
base_record._apply_cleaning_rules()
assert base_record._prepared_epc["energy-consumption-current"] == 150.0
assert base_record._prepared_epc["co2-emissions-current"] == 32.5
def test_cleaning_rules_energy_anomaly(self, base_record):
base_record._prepared_epc = {
"energy-consumption-current": "INVALID",
"co2-emissions-current": "INVALID"
}
base_record._apply_cleaning_rules()
assert base_record._prepared_epc["energy-consumption-current"] == "INVALID"
assert base_record._prepared_epc["co2-emissions-current"] == "INVALID"
def test_cleaning_rules_mains_gas(self, base_record):
base_record._prepared_epc = {
"mains-gas-flag": "Y"
}
base_record._apply_cleaning_rules()
assert base_record._prepared_epc["mains-gas-flag"] is True
def test_cleaning_rules_mains_gas_anomaly(self, base_record):
base_record._prepared_epc = {
"mains-gas-flag": "INVALID"
}
base_record._apply_cleaning_rules()
assert base_record._prepared_epc["mains-gas-flag"] is None
def test_cleaning_rules_wind_turbine(self, base_record):
base_record._prepared_epc = {
"wind-turbine-count": "3"
}
base_record._apply_cleaning_rules()
assert base_record._prepared_epc["wind-turbine-count"] == 3
def test_cleaning_rules_extension_count(self, base_record):
base_record._prepared_epc = {
"extension-count": "2"
}
base_record._apply_cleaning_rules()
assert base_record._prepared_epc["extension-count"] == 2
def test_apply_averages_cleaning_fills_missing_values(self, cleaning_data):
record = EPCRecord(run_mode="training", cleaning_data=cleaning_data)
record._prepared_epc = {
"property-type": cleaning_data["property_type"].iloc[0],
"local-authority": cleaning_data["local_authority"].iloc[0],
"total-floor-area": float(cleaning_data["total_floor_area"].iloc[0]),
"number-habitable-rooms": None,
"number-heated-rooms": None,
"floor-height": None,
}
record._apply_averages_cleaning()
assert record._prepared_epc["number-habitable-rooms"] is not None
assert record._prepared_epc["number-heated-rooms"] is not None
assert record._prepared_epc["floor-height"] is not None
def test_apply_averages_cleaning_no_missing(self, cleaning_data):
record = EPCRecord(run_mode="training", cleaning_data=cleaning_data)
record._prepared_epc = {
"property-type": cleaning_data["property_type"].iloc[0],
"local-authority": cleaning_data["local_authority"].iloc[0],
"total-floor-area": float(cleaning_data["total_floor_area"].iloc[0]),
"number-habitable-rooms": 5,
"number-heated-rooms": 5,
"floor-height": 2.5,
}
original = record._prepared_epc.copy()
record._apply_averages_cleaning()
assert record._prepared_epc == original
def test_apply_averages_cleaning_caps_heated_rooms(self, cleaning_data):
record = EPCRecord(run_mode="training", cleaning_data=cleaning_data)
record._prepared_epc = {
"property-type": cleaning_data["property_type"].iloc[0],
"local-authority": cleaning_data["local_authority"].iloc[0],
"total-floor-area": float(cleaning_data["total_floor_area"].iloc[0]),
"number-habitable-rooms": None,
"number-heated-rooms": None,
"floor-height": None,
}
record._apply_averages_cleaning()
assert (
record._prepared_epc["number-heated-rooms"]
<= record._prepared_epc["number-habitable-rooms"]
)
def test_apply_averages_cleaning_floor_area_filter(self, cleaning_data):
record = EPCRecord(run_mode="training", cleaning_data=cleaning_data)
floor_area = float(cleaning_data["total_floor_area"].median())
record._prepared_epc = {
"property-type": cleaning_data["property_type"].iloc[0],
"local-authority": cleaning_data["local_authority"].iloc[0],
"total-floor-area": floor_area,
"number-habitable-rooms": None,
"number-heated-rooms": None,
"floor-height": None,
}
record._apply_averages_cleaning()
assert record._prepared_epc["floor-height"] > 0
def test_apply_averages_cleaning_requires_cleaning_data(self):
record = EPCRecord(run_mode="training", cleaning_data=None)
record._prepared_epc = {}
with pytest.raises(ValueError):
record._apply_averages_cleaning()