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Shadowbroker/backend/tests/test_layer_enable_refresh.py
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91 lines
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Python

"""Tests for on-enable layer refresh (Phase 2 UX guardrail)."""
from __future__ import annotations
from unittest.mock import patch
from services.fetchers._store import active_layers, bump_active_layers_version
from services.layer_enable_refresh import refresh_newly_enabled_layers, snapshot_active_layers
def test_refresh_firms_on_enable_only():
before = snapshot_active_layers()
active_layers["firms"] = True
bump_active_layers_version()
with (
patch("services.fetchers.earth_observation.fetch_firms_fires") as firms,
patch("services.fetchers.earth_observation.fetch_firms_country_fires") as country,
patch("services.layer_enable_refresh._run_slow_enable_fetches") as run_slow,
patch("services.fetchers._store.bump_data_version") as bump,
):
refresh_newly_enabled_layers({**before, "firms": False})
firms.assert_not_called()
country.assert_not_called()
run_slow.assert_called_once()
assert run_slow.call_args[0][0] == ("firms",)
bump.assert_not_called()
active_layers["firms"] = before.get("firms", False)
def test_refresh_skips_when_layer_stays_off():
before = {**snapshot_active_layers(), "cctv": False}
active_layers["cctv"] = False
with patch("services.fetchers.infrastructure.fetch_cctv") as fetch_cctv:
refresh_newly_enabled_layers(before)
fetch_cctv.assert_not_called()
def test_refresh_cctv_runs_on_slow_executor():
"""CCTV SELECT can be large — never block the API worker on enable."""
before = {**snapshot_active_layers(), "cctv": False}
active_layers["cctv"] = True
with (
patch("services.fetchers.infrastructure.fetch_cctv") as fetch_cctv,
patch("services.fetchers._store.bump_data_version") as bump,
patch("services.data_fetcher._SLOW_EXECUTOR") as slow_exec,
):
refresh_newly_enabled_layers(before)
fetch_cctv.assert_not_called()
bump.assert_not_called()
slow_exec.submit.assert_called_once()
assert slow_exec.submit.call_args[0][1] == ("cctv",)
active_layers["cctv"] = before.get("cctv", False)
def test_cctv_enable_seeds_empty_catalog_before_loading():
"""An empty CCTV DB must trigger the public ingestors on first enable."""
from services.layer_enable_refresh import _slow_fetch
with (
patch("services.cctv_pipeline.get_camera_count", return_value=0) as count,
patch("services.cctv_pipeline.run_all_ingestors") as seed,
patch("services.fetchers.infrastructure.fetch_cctv") as fetch_cctv,
):
_slow_fetch("cctv")
count.assert_called_once()
seed.assert_called_once()
fetch_cctv.assert_called_once()
def test_cctv_enable_reuses_nonempty_catalog():
"""A populated CCTV DB should stay fast and avoid re-seeding on enable."""
from services.layer_enable_refresh import _slow_fetch
with (
patch("services.cctv_pipeline.get_camera_count", return_value=12) as count,
patch("services.cctv_pipeline.run_all_ingestors") as seed,
patch("services.fetchers.infrastructure.fetch_cctv") as fetch_cctv,
):
_slow_fetch("cctv")
count.assert_called_once()
seed.assert_not_called()
fetch_cctv.assert_called_once()