mirror of
https://github.com/Hestia-Homes/Model.git
synced 2026-06-08 11:17:27 +00:00
134 lines
4.5 KiB
Python
134 lines
4.5 KiB
Python
"""In-memory fakes for orchestrator unit tests (no DB, no network).
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A `FakeUnitOfWork` exposes dict-backed fake repos and records commits, so a
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test can drive an orchestrator and then assert what was persisted and that the
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batch committed exactly once (ADR-0012)."""
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from __future__ import annotations
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from types import TracebackType
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from typing import Any, Optional
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from datatypes.epc.domain.epc_property_data import EpcPropertyData
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from domain.property_baseline.property_baseline_performance import PropertyBaselinePerformance
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from domain.property.properties import Properties
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from domain.property.property import Property
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from repositories.property_baseline.property_baseline_repository import PropertyBaselineRepository
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from repositories.epc.epc_repository import EpcRepository
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from repositories.property.property_repository import (
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PropertyIdentityInsert,
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PropertyRepository,
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)
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from repositories.solar.solar_repository import SolarRepository
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from repositories.unit_of_work import UnitOfWork
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class FakePropertyRepo(PropertyRepository):
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def __init__(self, by_id: dict[int, Property]) -> None:
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self._by_id = by_id
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def get(self, property_id: int) -> Property:
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return self._by_id[property_id]
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def get_many(self, property_ids: list[int]) -> Properties:
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return Properties([self._by_id[property_id] for property_id in property_ids])
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def insert_all(self, rows: list[PropertyIdentityInsert]) -> int:
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self.inserted: list[PropertyIdentityInsert] = list(rows)
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return len(rows)
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def ids_by_uprn(self, portfolio_id: int, uprns: list[int]) -> dict[int, int]:
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# Not exercised by the baseline/EPC orchestrator tests that use this fake.
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return {}
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class FakeEpcRepo(EpcRepository):
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def __init__(self, by_property: Optional[dict[int, EpcPropertyData]] = None) -> None:
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self.saved: list[tuple[EpcPropertyData, Optional[int]]] = []
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self._by_property = by_property or {}
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def save(
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self,
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data: EpcPropertyData,
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property_id: Optional[int] = None,
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portfolio_id: Optional[int] = None,
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) -> int:
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self.saved.append((data, property_id))
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if property_id is not None:
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self._by_property[property_id] = data
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return len(self.saved)
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def get(self, epc_property_id: int) -> EpcPropertyData: # pragma: no cover
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raise NotImplementedError
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def get_for_property(self, property_id: int) -> Optional[EpcPropertyData]:
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return self._by_property.get(property_id)
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def get_for_properties(
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self, property_ids: list[int]
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) -> dict[int, EpcPropertyData]:
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return {
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property_id: self._by_property[property_id]
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for property_id in property_ids
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if property_id in self._by_property
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}
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class FakeSolarRepo(SolarRepository):
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def __init__(self) -> None:
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self.saved: list[tuple[int, dict[str, Any]]] = []
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def save(self, property_id: int, insights: dict[str, Any]) -> None:
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self.saved.append((property_id, insights))
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def get(self, property_id: int) -> Optional[dict[str, Any]]: # pragma: no cover
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raise NotImplementedError
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class FakePropertyBaselineRepo(PropertyBaselineRepository):
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def __init__(self) -> None:
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self.saved: list[tuple[PropertyBaselinePerformance, int]] = []
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def save(self, baseline: PropertyBaselinePerformance, property_id: int) -> int:
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self.saved.append((baseline, property_id))
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return len(self.saved)
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def get_for_property(
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self, property_id: int
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) -> Optional[PropertyBaselinePerformance]: # pragma: no cover
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raise NotImplementedError
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class FakeUnitOfWork(UnitOfWork):
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"""A unit that holds in-memory repos and counts commits."""
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def __init__(
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self,
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*,
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property: FakePropertyRepo,
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epc: Optional[FakeEpcRepo] = None,
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solar: Optional[FakeSolarRepo] = None,
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property_baseline: Optional[FakePropertyBaselineRepo] = None,
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) -> None:
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self.property = property
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self.epc = epc or FakeEpcRepo()
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self.solar = solar or FakeSolarRepo()
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self.property_baseline = property_baseline or FakePropertyBaselineRepo()
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self.commits = 0
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def __enter__(self) -> "FakeUnitOfWork":
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return self
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def __exit__(
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self,
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exc_type: Optional[type[BaseException]],
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exc: Optional[BaseException],
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tb: Optional[TracebackType],
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) -> None:
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return None
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def commit(self) -> None:
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self.commits += 1
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def rollback(self) -> None:
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return None
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