M8-T13: add district heating pricing profile
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@@ -26,6 +26,7 @@ import pytest
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import yaml
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from app.integrations.pricing.profiles import (
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DistrictHeatingProfile,
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ManualProfile,
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ProfileNotFoundError,
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ProfileValidationError,
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@@ -156,6 +157,64 @@ class TestLoadProfileTibber:
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assert profile.credits.heffingskorting.unit == "EUR/year"
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class TestLoadProfileDistrictHeating:
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"""The thermal profile contains only field structure and zero defaults."""
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def test_d11_fields_units_and_zero_defaults(self) -> None:
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profile = load_profile("district_heating")
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assert isinstance(profile, DistrictHeatingProfile)
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assert profile.kind == "district_heating"
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assert list(type(profile.variable).model_fields) == [
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"heating", "hot_water_heating", "hot_water", "hot_water_tax"
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]
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assert profile.variable.heating.unit == "EUR/GJ"
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assert all(
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getattr(profile.variable, key).unit == "EUR/m³"
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for key in ("hot_water_heating", "hot_water", "hot_water_tax")
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)
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assert list(type(profile.standing).model_fields) == [
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"heating_network", "metering", "delivery_set", "hot_water_network", "other"
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]
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assert all(
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getattr(profile.standing, key).unit == "EUR/year"
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for key in type(profile.standing).model_fields
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)
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assert all(
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getattr(profile.standing, key).default == 0 for key in type(profile.standing).model_fields
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)
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assert all(
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getattr(profile.variable, key).minimum == 0 for key in type(profile.variable).model_fields
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)
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assert all(
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getattr(profile.standing, key).minimum == 0 for key in type(profile.standing).model_fields
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)
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def test_profile_has_no_nonzero_tariff_defaults(self) -> None:
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profile_path = Path(__file__).parent.parent / "app/integrations/pricing/profiles/district_heating.yaml"
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raw = yaml.safe_load(profile_path.read_text())
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defaults = [
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field.get("default")
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for section in (raw["variable"], raw["standing"])
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for field in section.values()
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if "default" in field
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]
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assert defaults == [0, 0, 0, 0, 0]
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def test_profile_contains_no_nonzero_numeric_tariff_reference(self) -> None:
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raw = yaml.safe_load(
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(Path(__file__).parent.parent / "app/integrations/pricing/profiles/district_heating.yaml").read_text()
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)
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def numeric_values(value):
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if isinstance(value, dict):
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return [number for child in value.values() for number in numeric_values(child)]
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if isinstance(value, (int, float)) and not isinstance(value, bool):
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return [value]
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return []
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assert numeric_values(raw) == [0] * 14
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# ---------------------------------------------------------------------------
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# 3-5: load_profile error cases
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# ---------------------------------------------------------------------------
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@@ -220,6 +279,28 @@ class TestLoadProfileErrors:
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with pytest.raises(ProfileValidationError, match="unknown_kind"):
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load_profile("unknown_kind")
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def test_district_heating_yaml_float_raises_validation_error(self, tmp_path: Path) -> None:
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path = tmp_path / "district_heating.yaml"
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path.write_text(
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"""kind: district_heating
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label: Bad thermal profile
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variable:
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heating: {unit: EUR/GJ, label: Heating, help: Enter it, minimum: 0.1}
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hot_water_heating: {unit: EUR/m³, label: Heating, help: Enter it, minimum: 0}
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hot_water: {unit: EUR/m³, label: Water, help: Enter it, minimum: 0}
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hot_water_tax: {unit: EUR/m³, label: Tax, help: Enter it, minimum: 0}
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standing:
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heating_network: {unit: EUR/year, label: Network, help: Enter it, minimum: 0, default: 0}
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metering: {unit: EUR/year, label: Metering, help: Enter it, minimum: 0, default: 0}
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delivery_set: {unit: EUR/year, label: Set, help: Enter it, minimum: 0, default: 0}
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hot_water_network: {unit: EUR/year, label: Water network, help: Enter it, minimum: 0, default: 0}
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other: {unit: EUR/year, label: Other, help: Enter it, minimum: 0, default: 0}
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"""
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)
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with patch("app.integrations.pricing.profiles._PROFILES_DIR", tmp_path):
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with pytest.raises(ProfileValidationError, match="float"):
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load_profile("district_heating")
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# ---------------------------------------------------------------------------
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# 6-9: validate_values
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@@ -409,6 +490,52 @@ class TestValidateValuesTibber:
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validate_values("tibber", values)
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_VALID_DISTRICT_HEATING_VALUES = {
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"variable": {
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"heating": "12.3400",
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"hot_water_heating": "1.20",
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"hot_water": "2.30",
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"hot_water_tax": "0.10",
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},
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"standing": {
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"heating_network": "11",
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"metering": "12",
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"delivery_set": "13",
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"hot_water_network": "14",
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"other": "15",
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},
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}
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class TestValidateValuesDistrictHeating:
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def test_complete_values_are_decimal_string_snapshots(self) -> None:
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filled = validate_values("district_heating", _VALID_DISTRICT_HEATING_VALUES)
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assert filled == _VALID_DISTRICT_HEATING_VALUES
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assert filled["variable"]["heating"] == "12.3400"
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def test_minimal_values_fill_all_zero_standing_fields(self) -> None:
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values = {"variable": _VALID_DISTRICT_HEATING_VALUES["variable"]}
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filled = validate_values("district_heating", values)
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assert filled["standing"] == {
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"heating_network": "0", "metering": "0", "delivery_set": "0",
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"hot_water_network": "0", "other": "0",
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}
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@pytest.mark.parametrize(
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("values", "match"),
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[
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({"variable": {"heating": "1"}}, "hot_water_heating"),
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({**_VALID_DISTRICT_HEATING_VALUES, "unexpected": {}}, "unknown section"),
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({"variable": {**_VALID_DISTRICT_HEATING_VALUES["variable"], "extra": "1"}}, "unknown field"),
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({"variable": {**_VALID_DISTRICT_HEATING_VALUES["variable"], "heating": "-1"}}, "non-negative"),
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({"variable": {**_VALID_DISTRICT_HEATING_VALUES["variable"], "heating": 1.5}}, "Decimal-compatible"),
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],
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)
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def test_rejects_missing_unknown_negative_and_float(self, values, match: str) -> None:
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with pytest.raises(ProfileValidationError, match=match):
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validate_values("district_heating", values)
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# ---------------------------------------------------------------------------
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# 10: list_profiles
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# ---------------------------------------------------------------------------
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@@ -421,11 +548,12 @@ class TestListProfiles:
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for item in profiles:
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assert isinstance(item, dict)
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def test_contains_manual_and_tibber(self) -> None:
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def test_contains_all_pricing_kinds(self) -> None:
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profiles = list_profiles()
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kinds = {p["kind"] for p in profiles}
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assert "manual" in kinds
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assert "tibber" in kinds
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assert "district_heating" in kinds
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def test_each_entry_has_label(self) -> None:
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profiles = list_profiles()
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