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Assert every water-heating reclassify target round-trips to a resolvable archetype 🟩

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Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
This commit is contained in:
Khalim Conn-Kowlessar 2026-07-01 14:02:18 +00:00
parent 51abd15289
commit 1debf5f5a3
1 changed files with 33 additions and 0 deletions
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33
tests/scripts/test_reclassify_water_heating.py
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@ -4,6 +4,11 @@ and already-correct rows alone, and is idempotent (#1376 / ADR-0043)."""
from __future__ import annotations
from domain.epc.property_overlays.water_heating_overlay import (
water_heating_overlay_for,
)
from domain.epc.property_overrides.water_heating_guard import water_heating_guard
from domain.epc.property_overrides.water_heating_type import WaterHeatingType
from scripts.reclassify_water_heating import water_heating_corrections
@ -58,6 +63,34 @@ def test_house_coal_bucket_rows_are_remapped_to_faithful_fuels() -> None:
}
def test_every_guard_target_round_trips_to_a_resolvable_archetype() -> None:
# The reclassify decides via the guard; every archetype the guard can emit for
# the house-coal bucket must be a real member that decodes to SAP water-heating
# codes — a guard/overlay drift can't silently write an unmodellable value to
# the DB (ADR-0043).
house_coal_bucket = [
"from main heating system: wood logs",
"from main heating system: dual fuel: mineral and wood",
"hot-water only community scheme - boilers: biomass (community)",
"hot-water only community scheme - boilers: heat from boilers using "
"biodiesel from any source (community)",
"no hot water system present - electric immersion assumed: "
"no heating or hot water",
"from main heating system: house coal",
]
for description in house_coal_bucket:
member = water_heating_guard(description)
assert member is not None, description
assert member in WaterHeatingType, description
simulation = water_heating_overlay_for(member.value, 0)
assert simulation is not None, description
assert simulation.heating is not None, description
assert simulation.heating.water_heating_code is not None, description
assert simulation.heating.water_heating_fuel is not None, description
def test_already_corrected_rows_need_no_change() -> None:
# Act / Assert — idempotent: a re-run against corrected data is a no-op.
assert (