from datetime import date import uuid from django.test import TestCase from rest_framework.test import APIClient from location_data.models import SoilDepthData, SoilLocation from farm_data.models import SensorData from plant.models import Plant from weather.models import WeatherForecast def square_boundary_for_center(lat: float, lon: float, delta: float = 0.01) -> dict: return { "type": "Polygon", "coordinates": [ [ [lon - delta, lat - delta], [lon + delta, lat - delta], [lon + delta, lat + delta], [lon - delta, lat + delta], [lon - delta, lat - delta], ] ], } class FarmDetailApiTests(TestCase): def setUp(self): self.client = APIClient() self.location = SoilLocation.objects.create( latitude="35.700000", longitude="51.400000", farm_boundary={"type": "Polygon", "coordinates": []}, ) SoilDepthData.objects.create( soil_location=self.location, depth_label="0-5cm", clay=22.0, nitrogen=10.0, sand=40.0, ) SoilDepthData.objects.create( soil_location=self.location, depth_label="5-15cm", clay=18.0, nitrogen=8.0, ) self.weather = WeatherForecast.objects.create( location=self.location, forecast_date=date(2026, 4, 10), temperature_min=12.0, temperature_max=23.0, temperature_mean=18.0, precipitation=1.2, humidity_mean=52.0, ) self.plant1 = Plant.objects.create(name="گوجه‌فرنگی") self.plant2 = Plant.objects.create(name="خیار") self.farm_uuid = uuid.uuid4() self.farm = SensorData.objects.create( farm_uuid=self.farm_uuid, center_location=self.location, weather_forecast=self.weather, sensor_payload={ "sensor-7-1": { "soil_moisture": 33.5, "nitrogen": 99.0, } }, ) self.farm.plants.set([self.plant2, self.plant1]) def test_returns_farm_detail_and_prioritizes_sensor_metrics_over_soil(self): response = self.client.get(f"/api/farm-data/{self.farm_uuid}/detail/") self.assertEqual(response.status_code, 200) payload = response.json()["data"] self.assertEqual(payload["farm_uuid"], str(self.farm_uuid)) self.assertEqual(payload["center_location"]["id"], self.location.id) self.assertEqual(payload["weather"]["id"], self.weather.id) self.assertEqual( payload["sensor_payload"]["sensor-7-1"]["soil_moisture"], 33.5, ) resolved_metrics = payload["soil"]["resolved_metrics"] metric_sources = payload["soil"]["metric_sources"] self.assertEqual(resolved_metrics["nitrogen"], 99.0) self.assertEqual(metric_sources["nitrogen"], "sensor") self.assertEqual(resolved_metrics["clay"], 22.0) self.assertEqual(metric_sources["clay"], "soil") self.assertEqual(len(payload["soil"]["depths"]), 2) self.assertCountEqual(payload["plant_ids"], [self.plant1.id, self.plant2.id]) self.assertEqual(len(payload["plants"]), 2) returned_plants = {item["id"]: item for item in payload["plants"]} self.assertEqual(returned_plants[self.plant1.id]["name"], self.plant1.name) self.assertEqual(returned_plants[self.plant2.id]["name"], self.plant2.name) self.assertIn("light", returned_plants[self.plant1.id]) def test_returns_404_when_farm_is_missing(self): response = self.client.get(f"/api/farm-data/{uuid.uuid4()}/detail/") self.assertEqual(response.status_code, 404) self.assertEqual(response.json()["msg"], "farm یافت نشد.") class FarmDataUpsertApiTests(TestCase): def setUp(self): self.client = APIClient() self.location = SoilLocation.objects.create( latitude="35.710000", longitude="51.410000", ) self.boundary = square_boundary_for_center(35.71, 51.41) self.weather = WeatherForecast.objects.create( location=self.location, forecast_date=date(2026, 4, 11), temperature_min=11.0, temperature_max=24.0, temperature_mean=17.5, ) def test_post_creates_farm_data_with_explicit_farm_uuid(self): farm_uuid = uuid.uuid4() response = self.client.post( "/api/farm-data/", data={ "farm_uuid": str(farm_uuid), "farm_boundary": self.boundary, "sensor_payload": { "sensor-7-1": { "soil_moisture": 31.2, "nitrogen": 18.0, } }, }, format="json", ) self.assertEqual(response.status_code, 201) self.assertEqual(response.json()["data"]["farm_uuid"], str(farm_uuid)) self.assertEqual(response.json()["data"]["center_location_id"], self.location.id) self.assertEqual(response.json()["data"]["weather_forecast_id"], self.weather.id) farm = SensorData.objects.get(farm_uuid=farm_uuid) self.assertEqual(farm.center_location_id, self.location.id) self.assertEqual(farm.weather_forecast_id, self.weather.id) self.assertEqual( farm.sensor_payload["sensor-7-1"]["soil_moisture"], 31.2, ) def test_post_requires_farm_uuid_in_request_body(self): response = self.client.post( "/api/farm-data/", data={ "farm_boundary": self.boundary, "sensor_payload": {"sensor-7-1": {"soil_moisture": 31.2}}, }, format="json", ) self.assertEqual(response.status_code, 400) self.assertIn("farm_uuid", response.json()["data"]) def test_post_creates_center_location_from_boundary_when_missing(self): farm_uuid = uuid.uuid4() response = self.client.post( "/api/farm-data/", data={ "farm_uuid": str(farm_uuid), "farm_boundary": { "corners": [ {"lat": 50.0, "lon": 50.0}, {"lat": 50.0, "lon": 50.02}, {"lat": 50.02, "lon": 50.02}, {"lat": 50.02, "lon": 50.0}, ] }, "sensor_payload": {"sensor-7-1": {"soil_moisture": 40.0}}, }, format="json", ) self.assertEqual(response.status_code, 201) farm = SensorData.objects.get(farm_uuid=farm_uuid) self.assertIsNotNone(farm.center_location_id) self.assertEqual(str(farm.center_location.latitude), "50.010000") self.assertEqual(str(farm.center_location.longitude), "50.010000") self.assertIsNone(farm.weather_forecast_id)