88 lines
2.7 KiB
Python
88 lines
2.7 KiB
Python
from __future__ import annotations
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from pathlib import Path
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import pytest
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from app.core.antenna import AntennaPattern, gain
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from app.core.coverage import compute_coverage
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from app.core.vegetation import WORLDCOVER_P833, p833_coefficients_for_class
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from app.models.coverage import CoverageRequest
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from app.services import jobs
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def test_jobs_store_roundtrip() -> None:
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job_id = jobs.create_job("coverage", {"model": "fspl"})
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jobs.update_job(job_id, status="running")
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jobs.update_job(job_id, status="done", result={"ok": True})
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response = jobs.get_job(job_id)
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assert response is not None
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assert response.status == "done"
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assert response.result == {"ok": True}
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def test_coverage_fspl_geojson() -> None:
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request = CoverageRequest(
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tx={
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"lat": 59.935,
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"lon": 30.305,
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"height_agl": 30,
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"power_dbm": 40,
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"frequency_mhz": 433,
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},
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antenna={"pattern": "omni", "gain_dbi": 8},
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rx={"height_agl": 2, "sensitivity_dbm": -110, "gain_dbi": 2},
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model="fspl",
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radius_m=5000,
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azimuth_step_deg=90,
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range_step_m=500,
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include_vegetation=False,
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levels_dbm=[-90],
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format="geojson",
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)
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result = compute_coverage(request)
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assert result["type"] == "FeatureCollection"
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assert len(result["features"]) >= 1
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def test_worldcover_p833_mapping() -> None:
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coeffs = p833_coefficients_for_class("tree_cover")
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assert coeffs.gamma_db_per_m == WORLDCOVER_P833["tree_cover"].gamma_db_per_m
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def test_antenna_pattern_file(tmp_path: Path) -> None:
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pattern_file = tmp_path / "pattern.csv"
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pattern_file.write_text(
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"# azimuth, elevation, relative_gain\n"
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"0,0,0\n"
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"90,0,-3\n"
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"180,0,-20\n",
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encoding="utf-8",
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)
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pattern = AntennaPattern(pattern="file", gain_dbi=8, pattern_file=str(pattern_file))
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assert gain(pattern, 0, 0) == 8
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assert gain(pattern, 90, 0) == 5
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@pytest.mark.parametrize("model", ["itm", "p452", "p1812"])
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def test_propagation_models_return_positive_loss(model: str) -> None:
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from app.core.geo import GeoPoint
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from app.core.propagation import itm_loss, p452_loss, p1812_field
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tx = GeoPoint(lat=59.935, lon=30.305)
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rx = GeoPoint(lat=59.945, lon=30.325)
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profile = [10.0, 12.0, 15.0, 13.0, 11.0]
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kwargs = {
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"tx_height_agl": 30.0,
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"rx_height_agl": 2.0,
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"freq_mhz": 433.0,
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"elevation_profile_m": profile,
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}
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if model == "itm":
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loss = itm_loss(tx, rx, **kwargs)
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elif model == "p452":
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loss = p452_loss(tx, rx, **kwargs)
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else:
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loss = p1812_field(tx, rx, environment="rural", **kwargs)
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assert loss > 0
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