"""Landlord property-type / built-form → whole-dwelling Simulation Overlay (ADR-0032).

The landlord value is written as-is onto the top-level EpcSimulation fields;
"Unknown" resolves to no overlay.
"""

from __future__ import annotations

import pytest

from domain.epc.property_overlays.attribute_overlay import (
    built_form_overlay_for,
    property_type_overlay_for,
)


def test_property_type_override_sets_the_whole_dwelling_property_type() -> None:
    # Act
    simulation = property_type_overlay_for("House", 0)

    # Assert
    assert simulation is not None
    assert simulation.property_type == "House"


def test_built_form_override_sets_the_whole_dwelling_built_form() -> None:
    # Act
    simulation = built_form_overlay_for("Semi-Detached", 0)

    # Assert
    assert simulation is not None
    assert simulation.built_form == "Semi-Detached"


@pytest.mark.parametrize("value", ["Unknown", ""])
def test_unknown_property_type_produces_no_overlay(value: str) -> None:
    # Act / Assert
    assert property_type_overlay_for(value, 0) is None


@pytest.mark.parametrize("value", ["Unknown", ""])
def test_unknown_built_form_produces_no_overlay(value: str) -> None:
    # Act / Assert
    assert built_form_overlay_for(value, 0) is None