gendesign/backend/tests/services/generative/test_api_concepts.py
Light1YT 8242e51b61
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feat(generative): exporters (dxf/pdf) + generative test suite (#54 #55 #56)
Дополняет движок: exporters/{dxf,pdf}.py (ezdxf + WeasyPrint lazy) + 5 тест-модулей
(geometry/placement/teap_financial/exporters/api). Не вошли в предыдущий commit
(untracked-директории).
2026-06-13 21:33:20 +05:00

115 lines
3.3 KiB
Python

"""End-to-end API test — POST /api/v1/concepts returns 3 filled variants.
Goes through the FastAPI route (TestClient) and asserts the contract is populated
with *real* numbers (non-zero ТЭП + financial), valid building GeoJSON, and that a
degenerate parcel yields 422 rather than empty variants.
"""
from __future__ import annotations
from fastapi.testclient import TestClient
from app.main import app
_PARCEL = {
"type": "Polygon",
"coordinates": [
[
[60.60, 56.830],
[60.6045, 56.830],
[60.6045, 56.8328],
[60.60, 56.8328],
[60.60, 56.830],
]
],
}
def _post(payload: dict[str, object]) -> object:
client = TestClient(app)
return client.post("/api/v1/concepts", json=payload)
def test_concepts_returns_three_filled_variants() -> None:
response = _post(
{
"parcel_geojson": _PARCEL,
"housing_class": "comfort",
"target_floors": 9,
"development_type": "mid_rise",
"land_cost_rub": 150_000_000,
}
)
assert response.status_code == 200, response.text
variants = response.json()["variants"]
assert len(variants) == 3
assert {v["strategy"] for v in variants} == {"max_area", "max_insolation", "balanced"}
for v in variants:
teap = v["teap"]
fin = v["financial"]
# Реальные, ненулевые числа (не stub-нули).
assert teap["built_area_sqm"] > 0
assert teap["total_floor_area_sqm"] > 0
assert teap["residential_area_sqm"] > 0
assert teap["apartments_count"] > 0
assert teap["density"] > 0
assert teap["parking_spaces"] > 0
assert fin["revenue_rub"] > 0
assert fin["cost_rub"] > 0
# GeoJSON застройки непустой.
fc = v["buildings_geojson"]
assert fc["type"] == "FeatureCollection"
assert len(fc["features"]) > 0
def test_concepts_degenerate_parcel_returns_422() -> None:
tiny = {
"type": "Polygon",
"coordinates": [
[
[60.60, 56.830],
[60.60015, 56.830],
[60.60015, 56.83015],
[60.60, 56.83015],
[60.60, 56.830],
]
],
}
response = _post(
{
"parcel_geojson": tiny,
"housing_class": "comfort",
"target_floors": 9,
"development_type": "mid_rise",
}
)
assert response.status_code == 422
def test_concepts_response_matches_contract_keys() -> None:
response = _post(
{
"parcel_geojson": _PARCEL,
"housing_class": "business",
"target_floors": 16,
"development_type": "high_rise",
}
)
assert response.status_code == 200
variant = response.json()["variants"][0]
assert set(variant.keys()) == {"strategy", "buildings_geojson", "teap", "financial"}
assert set(variant["teap"].keys()) == {
"built_area_sqm",
"total_floor_area_sqm",
"residential_area_sqm",
"apartments_count",
"density",
"parking_spaces",
}
assert set(variant["financial"].keys()) == {
"revenue_rub",
"cost_rub",
"gross_margin_rub",
"irr",
}