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605 lines
21 KiB
Python
605 lines
21 KiB
Python
"""Tests for FIRMS adapter."""
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import json
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import math
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import pytest
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from datetime import datetime, timezone
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from unittest.mock import AsyncMock, MagicMock, patch
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from pathlib import Path
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import tempfile
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from central.adapters.firms import (
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FIRMSAdapter,
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CONFIDENCE_MAP,
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SATELLITE_SHORT,
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_pixel_polygon,
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)
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from central.monitoring_area import build_geom_json
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from central.config_models import AdapterConfig
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from central.models import Event, Geo
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# Sample FIRMS CSV response
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SAMPLE_CSV = """latitude,longitude,bright_ti4,scan,track,acq_date,acq_time,satellite,instrument,confidence,version,bright_ti5,frp,daynight
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45.123,-116.456,320.5,0.39,0.36,2026-05-16,1430,N,VIIRS,h,2.0NRT,290.2,15.3,D
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46.789,-117.012,305.2,0.41,0.38,2026-05-16,1430,N,VIIRS,n,2.0NRT,285.1,8.7,D
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45.123,-116.456,318.9,0.40,0.37,2026-05-16,1430,N,VIIRS,l,2.0NRT,288.5,12.1,D
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"""
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# Sample CSV with duplicate (same location, date, time)
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SAMPLE_CSV_WITH_DUPE = """latitude,longitude,bright_ti4,scan,track,acq_date,acq_time,satellite,instrument,confidence,version,bright_ti5,frp,daynight
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45.123,-116.456,320.5,0.39,0.36,2026-05-16,1430,N,VIIRS,h,2.0NRT,290.2,15.3,D
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45.123,-116.456,320.5,0.39,0.36,2026-05-16,1430,N,VIIRS,h,2.0NRT,290.2,15.3,D
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"""
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def make_adapter_config(
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region: dict | None = None,
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satellites: list[str] | None = None,
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) -> AdapterConfig:
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"""Create an AdapterConfig for testing."""
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settings = {
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"api_key_alias": "firms",
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"satellites": satellites or ["VIIRS_SNPP_NRT", "VIIRS_NOAA20_NRT"],
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}
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if region:
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settings["region"] = region
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else:
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settings["region"] = {
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"north": 49.5,
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"south": 31.0,
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"east": -102.0,
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"west": -124.5,
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}
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return AdapterConfig(
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name="firms",
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enabled=True,
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cadence_s=300,
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settings=settings,
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updated_at=datetime.now(timezone.utc),
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)
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@pytest.fixture
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def temp_db_path():
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"""Create a temporary database path for testing."""
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with tempfile.NamedTemporaryFile(suffix=".db", delete=False) as f:
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yield Path(f.name)
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@pytest.fixture
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def mock_config_store():
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"""Create a mock ConfigStore."""
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store = MagicMock()
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store.get_api_key = AsyncMock(return_value="test_api_key")
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return store
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class TestConfidenceMapping:
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"""Test confidence value mapping."""
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def test_low_confidence(self):
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assert CONFIDENCE_MAP["l"] == "low"
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def test_nominal_confidence(self):
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assert CONFIDENCE_MAP["n"] == "nominal"
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def test_high_confidence(self):
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assert CONFIDENCE_MAP["h"] == "high"
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class TestSatelliteShortNames:
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"""Test satellite short name mapping."""
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def test_snpp_short_name(self):
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assert SATELLITE_SHORT["VIIRS_SNPP_NRT"] == "viirs_snpp"
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def test_noaa20_short_name(self):
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assert SATELLITE_SHORT["VIIRS_NOAA20_NRT"] == "viirs_noaa20"
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def test_noaa21_short_name(self):
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assert SATELLITE_SHORT["VIIRS_NOAA21_NRT"] == "viirs_noaa21"
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class TestStableIdGeneration:
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"""Test stable ID generation for deduplication."""
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@pytest.mark.asyncio
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async def test_stable_id_format(self, temp_db_path, mock_config_store):
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config = make_adapter_config()
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adapter = FIRMSAdapter(
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config=config,
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config_store=mock_config_store,
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cursor_db_path=temp_db_path,
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)
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stable_id = adapter._build_stable_id(
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satellite="VIIRS_SNPP_NRT",
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acq_date="2026-05-16",
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acq_time="1430",
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lat=45.1234567,
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lon=-116.4567890,
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)
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# Should be rounded to 3 decimal places
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assert stable_id == "VIIRS_SNPP_NRT:2026-05-16:1430:45.123:-116.457"
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@pytest.mark.asyncio
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async def test_stable_id_rounding(self, temp_db_path, mock_config_store):
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"""Test that small lat/lon differences within 0.001 round to same ID."""
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config = make_adapter_config()
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adapter = FIRMSAdapter(
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config=config,
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config_store=mock_config_store,
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cursor_db_path=temp_db_path,
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)
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# Values that differ by less than 0.0005 should round to same value
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id1 = adapter._build_stable_id("SAT", "2026-05-16", "1430", 45.1234, -116.4564)
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id2 = adapter._build_stable_id("SAT", "2026-05-16", "1430", 45.1232, -116.4562)
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# Both should round to 45.124, -116.457
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assert id1 == id2
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class TestCsvParsing:
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"""Test CSV parsing."""
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@pytest.mark.asyncio
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async def test_parse_csv_rows(self, temp_db_path, mock_config_store):
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config = make_adapter_config()
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adapter = FIRMSAdapter(
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config=config,
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config_store=mock_config_store,
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cursor_db_path=temp_db_path,
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)
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rows = adapter._parse_csv(SAMPLE_CSV, "VIIRS_SNPP_NRT")
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assert len(rows) == 3
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assert rows[0]["latitude"] == 45.123
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assert rows[0]["longitude"] == -116.456
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assert rows[0]["confidence"] == "high"
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assert rows[1]["confidence"] == "nominal"
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assert rows[2]["confidence"] == "low"
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@pytest.mark.asyncio
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async def test_parse_csv_brightness(self, temp_db_path, mock_config_store):
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config = make_adapter_config()
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adapter = FIRMSAdapter(
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config=config,
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config_store=mock_config_store,
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cursor_db_path=temp_db_path,
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)
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rows = adapter._parse_csv(SAMPLE_CSV, "VIIRS_SNPP_NRT")
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assert rows[0]["bright_ti4"] == 320.5
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assert rows[0]["bright_ti5"] == 290.2
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assert rows[0]["frp"] == 15.3
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class TestEventGeneration:
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"""Test Event generation from CSV rows."""
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@pytest.mark.asyncio
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async def test_event_category(self, temp_db_path, mock_config_store):
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config = make_adapter_config()
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adapter = FIRMSAdapter(
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config=config,
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config_store=mock_config_store,
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cursor_db_path=temp_db_path,
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)
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rows = adapter._parse_csv(SAMPLE_CSV, "VIIRS_SNPP_NRT")
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event = adapter._row_to_event(rows[0], "VIIRS_SNPP_NRT")
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assert event.category == "fire.hotspot.viirs_snpp.high"
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@pytest.mark.asyncio
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async def test_event_severity(self, temp_db_path, mock_config_store):
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config = make_adapter_config()
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adapter = FIRMSAdapter(
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config=config,
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config_store=mock_config_store,
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cursor_db_path=temp_db_path,
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)
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rows = adapter._parse_csv(SAMPLE_CSV, "VIIRS_SNPP_NRT")
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high_event = adapter._row_to_event(rows[0], "VIIRS_SNPP_NRT")
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nominal_event = adapter._row_to_event(rows[1], "VIIRS_SNPP_NRT")
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low_event = adapter._row_to_event(rows[2], "VIIRS_SNPP_NRT")
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assert high_event.severity == 3
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assert nominal_event.severity == 2
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assert low_event.severity == 1
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@pytest.mark.asyncio
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async def test_event_geo(self, temp_db_path, mock_config_store):
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config = make_adapter_config()
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adapter = FIRMSAdapter(
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config=config,
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config_store=mock_config_store,
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cursor_db_path=temp_db_path,
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)
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rows = adapter._parse_csv(SAMPLE_CSV, "VIIRS_SNPP_NRT")
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event = adapter._row_to_event(rows[0], "VIIRS_SNPP_NRT")
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# GeoJSON order: lon, lat. v0.9.21: degenerate point-bbox was dropped;
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# the pixel footprint now ships as geo.geometry (Polygon).
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assert event.geo.centroid == (-116.456, 45.123)
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assert event.geo.bbox is None
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assert event.geo.geometry is not None
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assert event.geo.geometry["type"] == "Polygon"
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class TestDeduplication:
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"""Test deduplication logic."""
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@pytest.mark.asyncio
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async def test_dedup_marks_published(self, temp_db_path, mock_config_store):
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config = make_adapter_config()
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adapter = FIRMSAdapter(
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config=config,
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config_store=mock_config_store,
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cursor_db_path=temp_db_path,
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)
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await adapter.startup()
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stable_id = "VIIRS_SNPP_NRT:2026-05-16:1430:45.123:-116.456"
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# Not published initially
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assert not adapter.is_published(stable_id)
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# Mark as published
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adapter.mark_published(stable_id)
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# Now should be published
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assert adapter.is_published(stable_id)
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await adapter.shutdown()
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@pytest.mark.asyncio
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async def test_dedup_prevents_duplicates(self, temp_db_path, mock_config_store):
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"""Test that duplicate rows don't produce duplicate events."""
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# Use only one satellite to simplify the test
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config = make_adapter_config(satellites=["VIIRS_SNPP_NRT"])
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adapter = FIRMSAdapter(
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config=config,
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config_store=mock_config_store,
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cursor_db_path=temp_db_path,
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)
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await adapter.startup()
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# Mock the fetch to return CSV with duplicates
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with patch.object(adapter, "_fetch_csv", new_callable=AsyncMock) as mock_fetch:
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mock_fetch.return_value = SAMPLE_CSV_WITH_DUPE
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events = []
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async for event in adapter.poll():
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events.append(event)
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# Should only get one event despite two identical rows
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assert len(events) == 1
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await adapter.shutdown()
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class TestSubjectGeneration:
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"""Test subject generation for fire hotspots."""
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@pytest.mark.asyncio
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async def test_subject_format(self, temp_db_path, mock_config_store):
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config = make_adapter_config()
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adapter = FIRMSAdapter(
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config=config,
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config_store=mock_config_store,
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cursor_db_path=temp_db_path,
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)
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event = Event(
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id="test",
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adapter="firms",
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category="fire.hotspot.viirs_snpp.high",
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time=datetime.now(timezone.utc),
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severity=3,
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geo=Geo(centroid=(-116.0, 45.0)),
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data={},
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)
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subject = adapter.subject_for(event)
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assert subject == "central.fire.hotspot.viirs_snpp.high.unknown"
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@pytest.mark.asyncio
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async def test_subject_nominal_confidence(self, temp_db_path, mock_config_store):
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config = make_adapter_config()
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adapter = FIRMSAdapter(
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config=config,
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config_store=mock_config_store,
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cursor_db_path=temp_db_path,
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)
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event = Event(
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id="test",
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adapter="firms",
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category="fire.hotspot.viirs_noaa20.nominal",
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time=datetime.now(timezone.utc),
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severity=2,
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geo=Geo(centroid=(-116.0, 45.0)),
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data={},
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)
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subject = adapter.subject_for(event)
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assert subject == "central.fire.hotspot.viirs_noaa20.nominal.unknown"
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class TestUrlBuilding:
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"""Test FIRMS API URL building."""
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@pytest.mark.asyncio
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async def test_url_format(self, temp_db_path, mock_config_store):
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config = make_adapter_config(
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region={"north": 49.5, "south": 31.0, "east": -102.0, "west": -124.5}
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)
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adapter = FIRMSAdapter(
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config=config,
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config_store=mock_config_store,
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cursor_db_path=temp_db_path,
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)
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await adapter.startup()
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url = adapter._build_url("VIIRS_SNPP_NRT")
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assert url is not None
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assert "test_api_key" in url
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assert "VIIRS_SNPP_NRT" in url
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assert "-124.5,31.0,-102.0,49.5" in url # west,south,east,north
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assert "/1" in url # dayRange
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await adapter.shutdown()
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@pytest.mark.asyncio
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async def test_url_none_without_key(self, temp_db_path):
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mock_store = MagicMock()
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mock_store.get_api_key = AsyncMock(return_value=None)
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config = make_adapter_config()
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adapter = FIRMSAdapter(
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config=config,
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config_store=mock_store,
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cursor_db_path=temp_db_path,
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)
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await adapter.startup()
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url = adapter._build_url("VIIRS_SNPP_NRT")
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assert url is None
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await adapter.shutdown()
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class TestApplyConfig:
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"""Test hot-reload configuration application."""
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@pytest.mark.asyncio
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async def test_apply_config_updates_region(self, temp_db_path, mock_config_store):
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config = make_adapter_config(
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region={"north": 49.5, "south": 31.0, "east": -102.0, "west": -124.5}
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)
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adapter = FIRMSAdapter(
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config=config,
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config_store=mock_config_store,
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cursor_db_path=temp_db_path,
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)
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await adapter.startup()
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# Original region
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assert adapter.region.north == 49.5
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# Apply new config with different region
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new_config = make_adapter_config(
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region={"north": 48.0, "south": 45.0, "east": -115.0, "west": -125.0}
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)
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await adapter.apply_config(new_config)
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assert adapter.region.north == 48.0
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assert adapter.region.south == 45.0
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await adapter.shutdown()
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@pytest.mark.asyncio
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async def test_apply_config_updates_satellites(self, temp_db_path, mock_config_store):
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config = make_adapter_config(satellites=["VIIRS_SNPP_NRT", "VIIRS_NOAA20_NRT"])
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adapter = FIRMSAdapter(
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config=config,
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config_store=mock_config_store,
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cursor_db_path=temp_db_path,
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)
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await adapter.startup()
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# Original satellites
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assert len(adapter._satellites) == 2
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# Apply config with single satellite
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new_config = make_adapter_config(satellites=["VIIRS_NOAA20_NRT"])
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await adapter.apply_config(new_config)
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assert adapter._satellites == ["VIIRS_NOAA20_NRT"]
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await adapter.shutdown()
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class TestEnrichmentIntegration:
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"""FIRMS is the PR J enrichment pilot."""
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def test_enrichment_locations_declared_and_resolvable(self, temp_db_path, mock_config_store):
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"""FIRMS declares enrichment_locations and the declared paths actually
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resolve to coordinates in a real event's data — verified structurally,
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not by hardcoding the literal tuple."""
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locations = getattr(FIRMSAdapter, "enrichment_locations")
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assert isinstance(locations, list) and len(locations) >= 1
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for tup in locations:
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assert isinstance(tup, tuple) and len(tup) == 2
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assert all(isinstance(p, str) for p in tup)
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config = make_adapter_config()
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adapter = FIRMSAdapter(
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config=config,
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config_store=mock_config_store,
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cursor_db_path=temp_db_path,
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)
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rows = adapter._parse_csv(SAMPLE_CSV, "VIIRS_SNPP_NRT")
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event = adapter._row_to_event(rows[0], "VIIRS_SNPP_NRT")
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# Every declared (lat_path, lon_path) must resolve to a float in data.
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for lat_path, lon_path in locations:
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assert isinstance(event.data.get(lat_path), float)
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assert isinstance(event.data.get(lon_path), float)
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@pytest.mark.asyncio
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async def test_event_passes_through_supervisor_enrichment(
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self, tmp_path, temp_db_path, mock_config_store
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):
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"""A FIRMS event run through the supervisor's enrichment stage emerges
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with data._enriched.geocoder populated (all-null under NoOpBackend)."""
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from central.config_models import EnrichmentConfig
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from central.enrichment.cache import EnrichmentCache
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from central.enrichment.geocoder import all_null_bundle
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from central.supervisor import apply_enrichment, build_enrichers
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config = make_adapter_config()
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adapter = FIRMSAdapter(
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config=config,
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config_store=mock_config_store,
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cursor_db_path=temp_db_path,
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)
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rows = adapter._parse_csv(SAMPLE_CSV, "VIIRS_SNPP_NRT")
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event = adapter._row_to_event(rows[0], "VIIRS_SNPP_NRT")
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assert "_enriched" not in event.data
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cache = EnrichmentCache(tmp_path / "enrichment_cache.db")
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enrichers = build_enrichers(EnrichmentConfig(), cache)
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await apply_enrichment(event, adapter.enrichment_locations, enrichers)
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assert "_enriched" in event.data
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assert event.data["_enriched"]["geocoder"] == all_null_bundle()
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class TestPixelPolygon:
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"""v0.9.21: rectangular GeoJSON Polygon from FIRMS scan/track."""
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def test_polygon_geometry_constructed(self):
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"""Happy path: realistic VIIRS scan/track -> CCW Polygon with closing vertex."""
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# VIIRS at nadir: ~0.375km square; centroid should lie inside the ring.
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geom = _pixel_polygon(lat=42.0, lon=-114.0, scan=0.375, track=0.375)
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assert geom is not None
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assert geom["type"] == "Polygon"
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ring = geom["coordinates"][0]
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# 4 corners + duplicated closing vertex
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assert len(ring) == 5
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assert ring[0] == ring[-1], "ring must close on its first vertex"
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# CCW: signed area of the ring should be positive (lon=x, lat=y).
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signed_area = sum(
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(ring[i][0] * ring[i + 1][1]) - (ring[i + 1][0] * ring[i][1])
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for i in range(len(ring) - 1)
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)
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assert signed_area > 0, "ring must wind counter-clockwise"
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# Centroid is inside (axis-aligned rectangle, so min/max bounds check it).
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lons = [pt[0] for pt in ring]
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lats = [pt[1] for pt in ring]
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assert min(lons) < -114.0 < max(lons)
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assert min(lats) < 42.0 < max(lats)
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def test_polygon_at_high_latitude(self):
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"""At lat=70°, longitude degrees stretch by 1/cos(70°) ≈ 2.92x."""
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low = _pixel_polygon(lat=0.0, lon=0.0, scan=0.5, track=0.5)
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high = _pixel_polygon(lat=70.0, lon=0.0, scan=0.5, track=0.5)
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assert low is not None and high is not None
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# half_track_deg at lat=70 should be ≈ 1/cos(70°) larger than at lat=0.
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half_track_low = max(pt[0] for pt in low["coordinates"][0])
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half_track_high = max(pt[0] for pt in high["coordinates"][0])
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ratio = half_track_high / half_track_low
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expected = 1.0 / math.cos(math.radians(70.0))
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assert ratio == pytest.approx(expected, rel=1e-6)
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# Latitude (scan) extent is independent of lat — same at both.
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half_scan_low = max(pt[1] for pt in low["coordinates"][0])
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half_scan_high = max(pt[1] for pt in high["coordinates"][0]) - 70.0
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assert half_scan_low == pytest.approx(half_scan_high, rel=1e-9)
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def test_pole_clamp(self):
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"""lat=89.99 must clamp to 89.0 instead of divide-by-near-zero."""
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# Without clamping, cos(89.99°) ≈ 1.7e-4, blowing half_track_deg up
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# to ~3000 deg. With the clamp at 89.0, cos(89°) ≈ 0.01745 keeps the
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# polygon finite.
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geom = _pixel_polygon(lat=89.99, lon=10.0, scan=0.5, track=0.5)
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assert geom is not None
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ring = geom["coordinates"][0]
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half_track = max(pt[0] for pt in ring) - 10.0
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expected = (0.5 / 2.0) / (111.0 * math.cos(math.radians(89.0)))
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assert half_track == pytest.approx(expected, rel=1e-9)
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def test_missing_scan_falls_back_to_point(self):
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"""scan=None must return None geometry (caller falls back to centroid)."""
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assert _pixel_polygon(42.0, -114.0, None, 0.5) is None
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assert _pixel_polygon(42.0, -114.0, 0.5, None) is None
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def test_invalid_dims_fall_back(self):
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"""Non-numeric / non-positive scan or track must return None."""
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assert _pixel_polygon(42.0, -114.0, "not-a-number", 0.5) is None
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assert _pixel_polygon(42.0, -114.0, 0.0, 0.5) is None
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assert _pixel_polygon(42.0, -114.0, -0.5, 0.5) is None
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class TestGeoGeometryRoundTripsThroughArchive:
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"""Regression guard: FIRMS geo.geometry must reach build_geom_json as Polygon."""
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@pytest.mark.asyncio
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async def test_geo_geometry_round_trips_through_archive_path(
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self, temp_db_path, mock_config_store
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):
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"""Event with scan/track produces a Polygon SQL clause (mirrors tomtom_flow)."""
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config = make_adapter_config()
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adapter = FIRMSAdapter(
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config=config,
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config_store=mock_config_store,
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cursor_db_path=temp_db_path,
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)
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rows = adapter._parse_csv(SAMPLE_CSV, "VIIRS_SNPP_NRT")
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event = adapter._row_to_event(rows[0], "VIIRS_SNPP_NRT")
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# Simulate what archive does: serialize geo to dict and run it through
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# the same helper that produces the PostGIS geom clause.
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|
geo_dict = event.geo.model_dump()
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|
sql_clause = build_geom_json(geo_dict)
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|
assert sql_clause is not None
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|
decoded = json.loads(sql_clause)
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assert decoded["type"] == "Polygon"
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|
# Real footprint, not a degenerate point — first and third corners
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|
# bracket the centroid in both axes.
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|
ring = decoded["coordinates"][0]
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assert ring[0] != ring[2]
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|
|
|
@pytest.mark.asyncio
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|
async def test_missing_dims_round_trips_as_point(
|
|
self, temp_db_path, mock_config_store
|
|
):
|
|
"""Without scan/track, archive still gets a usable Point geometry."""
|
|
config = make_adapter_config()
|
|
adapter = FIRMSAdapter(
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|
config=config,
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|
config_store=mock_config_store,
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|
cursor_db_path=temp_db_path,
|
|
)
|
|
rows = adapter._parse_csv(SAMPLE_CSV, "VIIRS_SNPP_NRT")
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|
# Strip scan/track to force fallback path.
|
|
rows[0]["scan"] = None
|
|
rows[0]["track"] = None
|
|
event = adapter._row_to_event(rows[0], "VIIRS_SNPP_NRT")
|
|
assert event.geo.geometry is None
|
|
|
|
geo_dict = event.geo.model_dump()
|
|
sql_clause = build_geom_json(geo_dict)
|
|
assert sql_clause is not None
|
|
assert json.loads(sql_clause)["type"] == "Point"
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