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https://github.com/azaion/gps-denied-onboard.git
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Yuzviak
93 lines
2.6 KiB
Python
93 lines
2.6 KiB
Python
"""Tests for SatelliteDataManager (F04) and mercator utils (H06)."""
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import asyncio
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import numpy as np
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import pytest
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from gps_denied.core.satellite import SatelliteDataManager
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from gps_denied.schemas import GPSPoint
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from gps_denied.utils import mercator
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def test_latlon_to_tile():
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# Kyiv coordinates
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lat = 50.4501
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lon = 30.5234
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zoom = 15
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coords = mercator.latlon_to_tile(lat, lon, zoom)
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assert coords.zoom == 15
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assert coords.x > 0
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assert coords.y > 0
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def test_tile_to_latlon():
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x, y, zoom = 19131, 10927, 15
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gps = mercator.tile_to_latlon(x, y, zoom)
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assert 50.0 < gps.lat < 52.0
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assert 30.0 < gps.lon < 31.0
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def test_tile_bounds():
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coords = mercator.TileCoords(x=19131, y=10927, zoom=15)
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bounds = mercator.compute_tile_bounds(coords)
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# Northwest should be "higher" lat and "lower" lon than Southeast
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assert bounds.nw.lat > bounds.se.lat
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assert bounds.nw.lon < bounds.se.lon
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assert bounds.gsd > 0
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@pytest.fixture
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def satellite_manager(tmp_path):
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# Use tmp_path for cache so we don't pollute workspace
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sm = SatelliteDataManager(cache_dir=str(tmp_path / "cache"), max_size_gb=0.1)
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yield sm
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sm.cache.close()
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asyncio.run(sm.http_client.aclose())
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@pytest.mark.asyncio
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async def test_satellite_fetch_and_cache(satellite_manager):
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lat = 48.0
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lon = 37.0
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zoom = 12
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flight_id = "test_flight"
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# We won't test the actual HTTP Google API in CI to avoid blocks/bans,
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# but we can test the cache mechanism directly.
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coords = satellite_manager.compute_tile_coords(lat, lon, zoom)
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# Create a fake image (blue square 256x256)
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fake_img = np.zeros((256, 256, 3), dtype=np.uint8)
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fake_img[:] = [255, 0, 0] # BGR
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# Save to cache
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success = satellite_manager.cache_tile(flight_id, coords, fake_img)
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assert success is True
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# Read from cache
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cached = satellite_manager.get_cached_tile(flight_id, coords)
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assert cached is not None
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assert cached.shape == (256, 256, 3)
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# Clear cache
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satellite_manager.clear_flight_cache(flight_id)
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assert satellite_manager.get_cached_tile(flight_id, coords) is None
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def test_grid_calculations(satellite_manager):
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# Test 3x3 grid (9 tiles)
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center = mercator.TileCoords(x=100, y=100, zoom=15)
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grid = satellite_manager.get_tile_grid(center, 9)
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assert len(grid) == 9
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# Ensure center is in grid
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assert any(c.x == 100 and c.y == 100 for c in grid)
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# Test expansion 9 -> 25
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new_tiles = satellite_manager.expand_search_grid(center, 9, 25)
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assert len(new_tiles) == 16 # 25 - 9
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