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2026-05-11 04:38:44 +03:30
from datetime import date
from unittest.mock import patch
from django.test import TestCase, override_settings
from rest_framework.test import APIClient
from location_data.models import (
AnalysisGridCell,
BlockSubdivision,
RemoteSensingSubdivisionOption,
RemoteSensingSubdivisionOptionAssignment,
RemoteSensingSubdivisionOptionBlock,
RemoteSensingRun,
RemoteSensingSubdivisionResult,
SoilLocation,
)
@override_settings(ROOT_URLCONF="location_data.urls")
class RemoteSensingSubdivisionOptionApiTests(TestCase):
def setUp(self):
self.client = APIClient()
self.boundary = {
"type": "Polygon",
"coordinates": [
[
[51.3890, 35.6890],
[51.3900, 35.6890],
[51.3900, 35.6900],
[51.3890, 35.6900],
[51.3890, 35.6890],
]
],
}
self.location = SoilLocation.objects.create(
latitude="35.689200",
longitude="51.389000",
farm_boundary=self.boundary,
)
self.subdivision = BlockSubdivision.objects.create(
soil_location=self.location,
block_code="block-1",
source_boundary=self.boundary,
chunk_size_sqm=900,
status="subdivided",
)
self.run = RemoteSensingRun.objects.create(
soil_location=self.location,
block_subdivision=self.subdivision,
block_code="block-1",
chunk_size_sqm=900,
temporal_start=date(2025, 1, 1),
temporal_end=date(2025, 1, 31),
status=RemoteSensingRun.STATUS_SUCCESS,
metadata={"stage": "completed"},
)
self.result = RemoteSensingSubdivisionResult.objects.create(
soil_location=self.location,
run=self.run,
block_subdivision=self.subdivision,
block_code="block-1",
chunk_size_sqm=900,
temporal_start=date(2025, 1, 1),
temporal_end=date(2025, 1, 31),
cluster_count=1,
selected_features=["ndvi", "ndwi", "soil_vv_db"],
metadata={"recommended_requested_k": 2, "active_requested_k": 1},
)
self.cells = [
AnalysisGridCell.objects.create(
soil_location=self.location,
block_subdivision=self.subdivision,
block_code="block-1",
cell_code=f"cell-{index}",
chunk_size_sqm=900,
geometry={
"type": "Polygon",
"coordinates": [[
[51.3890 + (index * 0.0001), 35.6890],
[51.3891 + (index * 0.0001), 35.6890],
[51.3891 + (index * 0.0001), 35.6891],
[51.3890 + (index * 0.0001), 35.6891],
[51.3890 + (index * 0.0001), 35.6890],
]],
},
centroid_lat=f"{35.68905 + (index * 0.0001):.6f}",
centroid_lon=f"{51.38905 + (index * 0.0001):.6f}",
)
for index in range(2)
]
self.option_k1 = RemoteSensingSubdivisionOption.objects.create(
result=self.result,
requested_k=1,
effective_cluster_count=1,
is_active=True,
is_recommended=False,
selection_source="system",
metadata={"cluster_summaries": []},
)
self.option_k2 = RemoteSensingSubdivisionOption.objects.create(
result=self.result,
requested_k=2,
effective_cluster_count=2,
is_active=False,
is_recommended=True,
selection_source="system",
metadata={"cluster_summaries": []},
)
for cell in self.cells:
RemoteSensingSubdivisionOptionAssignment.objects.create(
option=self.option_k1,
cell=cell,
cluster_label=0,
raw_feature_values={"ndvi": 0.4},
scaled_feature_values={"ndvi": 0.0},
)
RemoteSensingSubdivisionOptionBlock.objects.create(
option=self.option_k1,
cluster_label=0,
sub_block_code="cluster-0",
chunk_size_sqm=900,
centroid_lat="35.689100",
centroid_lon="51.389100",
center_cell_code="cell-0",
center_cell_lat="35.689050",
center_cell_lon="51.389050",
cell_count=2,
cell_codes=[cell.cell_code for cell in self.cells],
geometry=self.boundary,
metadata={
"source": "analysis_grid_cells",
"center_selection": {"strategy": "coordinate_1_center", "center_cell_code": "cell-0"},
},
)
for index, cell in enumerate(self.cells):
RemoteSensingSubdivisionOptionAssignment.objects.create(
option=self.option_k2,
cell=cell,
cluster_label=index,
raw_feature_values={"ndvi": 0.4 + index},
scaled_feature_values={"ndvi": float(index)},
)
RemoteSensingSubdivisionOptionBlock.objects.create(
option=self.option_k2,
cluster_label=index,
sub_block_code=f"cluster-{index}",
chunk_size_sqm=900,
centroid_lat=f"{35.68905 + (index * 0.0001):.6f}",
centroid_lon=f"{51.38905 + (index * 0.0001):.6f}",
center_cell_code=cell.cell_code,
center_cell_lat=f"{35.68905 + (index * 0.0001):.6f}",
center_cell_lon=f"{51.38905 + (index * 0.0001):.6f}",
cell_count=1,
cell_codes=[cell.cell_code],
geometry=cell.geometry,
metadata={
"source": "analysis_grid_cells",
"center_selection": {"strategy": "coordinate_1_center", "center_cell_code": cell.cell_code},
},
)
def test_get_k_options_returns_all_persisted_options(self):
response = self.client.get(
f"/remote-sensing/results/{self.result.id}/k-options/"
)
self.assertEqual(response.status_code, 200)
payload = response.json()["data"]
self.assertEqual(payload["result_id"], self.result.id)
self.assertEqual(payload["active_requested_k"], 1)
self.assertEqual(payload["recommended_requested_k"], 2)
self.assertEqual([item["requested_k"] for item in payload["options"]], [1, 2])
self.assertEqual(payload["options"][0]["cluster_blocks"][0]["center_cell_code"], "cell-0")
@patch("location_data.data_driven_subdivision.render_elbow_plot", return_value=None)
def test_post_activate_k_marks_selected_option_active_and_syncs_result(self, _mock_plot):
response = self.client.post(
f"/remote-sensing/results/{self.result.id}/k-options/activate/",
data={"requested_k": 2},
format="json",
)
self.assertEqual(response.status_code, 200)
payload = response.json()["data"]
self.assertEqual(payload["activated_requested_k"], 2)
self.assertEqual(payload["subdivision_result"]["cluster_count"], 2)
self.assertEqual(
payload["subdivision_result"]["metadata"]["active_requested_k"],
2,
)
self.assertEqual(len(payload["subdivision_result"]["cluster_blocks"]), 2)
self.assertEqual(
payload["subdivision_result"]["cluster_blocks"][0]["center_cell_code"],
"cell-0",
)
self.option_k1.refresh_from_db()
self.option_k2.refresh_from_db()
self.assertFalse(self.option_k1.is_active)
self.assertTrue(self.option_k2.is_active)
self.assertEqual(self.option_k2.selection_source, "user")
self.result.refresh_from_db()
self.assertEqual(self.result.cluster_count, 2)
self.assertEqual(self.result.assignments.count(), 2)
self.assertEqual(self.result.cluster_blocks.count(), 2)
self.assertEqual(self.result.cluster_blocks.order_by("cluster_label").first().center_cell_code, "cell-0")