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radar_system/python_app/tests/test_storage_webui.py
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291 lines
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Python

"""Storage + embedded WebUI tests.
Pins the agreed semantics:
* NPZ set persistence round-trips traces + metadata (float32 wire precision);
* vna_history export fails loud (ValueError) when no matching traces / bad stage;
* the web bridge rejects unknown live-settings fields (HTTP 400), serves immutable
snapshot copies, and forwards controls as Qt signals;
* the web fan-out is latest-wins — a full client queue drops its oldest frame.
"""
from __future__ import annotations
import asyncio
import os
import tempfile
import unittest
from pathlib import Path
from unittest import mock
import numpy as np
os.environ.setdefault("QT_QPA_PLATFORM", "offscreen") # before any Qt import
from PyQt6.QtWidgets import QApplication # noqa: E402
from python_app.gui.controllers.app_window_web_mixin import ( # noqa: E402
AppWindowWebController,
AppWindowWebMixin,
)
from python_app.models.dataset_model import ComboKey, SweepCollection, TraceData # noqa: E402
from python_app.storage.npz.paths import radar_config_filename_prefix # noqa: E402
from python_app.storage.npz.store import NpzStore # noqa: E402
from python_app.storage.npz.vna_history_json import ( # noqa: E402
_complex_to_points,
_normalize_channel,
build_vna_history_payload,
)
from python_app.webui.controller import WebActionError # noqa: E402
from python_app.webui.streaming import RingBroadcaster # noqa: E402
def setUpModule() -> None:
global _app
_app = QApplication.instance() or QApplication([])
def _trace(in_pos: int, out_pos: int) -> TraceData:
return TraceData(
combo=ComboKey(input=in_pos, output=out_pos),
frequency_hz=np.array([1.0, 2.0], dtype=np.float32),
s11=np.array([1 + 1j, 2 + 2j], dtype=np.complex64),
s21=np.array([3 + 3j, 4 - 4j], dtype=np.complex64),
)
# --------------------------------------------------------------------------- #
# NPZ set persistence
# --------------------------------------------------------------------------- #
class NpzStoreRoundTripTest(unittest.TestCase):
def setUp(self) -> None:
self._dir = tempfile.TemporaryDirectory()
self.addCleanup(self._dir.cleanup)
self.store = NpzStore(Path(self._dir.name))
def test_save_then_load_round_trips_traces_and_metadata(self) -> None:
col = SweepCollection(collection_id=7, monotonic_ns=11, traces=[_trace(0, 0), _trace(1, 0)],
capture_start_ns=100, capture_end_ns=200)
self.store.save_set("calibration", "radar1", "set1", col)
loaded = self.store.load_set("calibration", "radar1", "set1")
self.assertEqual(loaded.collection_id, 7)
self.assertEqual((loaded.capture_start_ns, loaded.capture_end_ns), (100, 200))
self.assertEqual(len(loaded.traces), 2)
by_combo = {(t.combo.input, t.combo.output): t for t in loaded.traces}
self.assertTrue(np.array_equal(by_combo[(0, 0)].s21, _trace(0, 0).s21))
self.assertTrue(np.array_equal(by_combo[(1, 0)].frequency_hz, _trace(1, 0).frequency_hz))
def test_set_appears_in_listing_and_leaves_no_tmp(self) -> None:
self.store.save_set("calibration", "radar1", "set1", SweepCollection(collection_id=1, monotonic_ns=1,
traces=[_trace(0, 0)]))
self.assertIn("set1", self.store.list_sets("calibration", "radar1"))
leftover = list(Path(self._dir.name).rglob("*.tmp"))
self.assertEqual(leftover, [])
def test_load_missing_set_raises(self) -> None:
with self.assertRaises(Exception):
self.store.load_set("calibration", "radar1", "absent")
# --------------------------------------------------------------------------- #
# Radar-config filename prefix
# --------------------------------------------------------------------------- #
class RadarConfigPrefixTest(unittest.TestCase):
def test_encodes_model_span_points_power(self) -> None:
self.assertEqual(
radar_config_filename_prefix("librevna", 1e9, 6e9, 201, -10.0),
"librevna_1-6GHz_201pts_-10dBm",
)
def test_megahertz_span_keeps_fractional_values(self) -> None:
self.assertEqual(
radar_config_filename_prefix("librevna", 1.5e6, 6e6, 51, -3.5),
"librevna_1.5-6MHz_51pts_-3.5dBm",
)
def test_adc_model_reports_adc_point_count(self) -> None:
self.assertEqual(
radar_config_filename_prefix("kamil_adc", 1e9, 6e9, 1, 0.0),
"kamil_adc_1-6GHz_adc_0dBm",
)
# --------------------------------------------------------------------------- #
# vna_history export
# --------------------------------------------------------------------------- #
class VnaHistoryTest(unittest.TestCase):
def _sweeps(self, *combos) -> list[SweepCollection]:
return [SweepCollection(collection_id=1, monotonic_ns=1, traces=[_trace(i, o) for i, o in combos])]
def test_builds_payload_for_matching_combo(self) -> None:
payload = build_vna_history_payload([], self._sweeps((0, 0)), [], input_index=0, output_index=0)
self.assertEqual(payload["input_index"], 0)
self.assertEqual(payload["channel"], "s21")
self.assertEqual(payload["preprocessed_record_count"], 1)
self.assertTrue(payload["sweep_history"])
def test_no_matching_traces_raises(self) -> None:
with self.assertRaises(ValueError):
build_vna_history_payload([], self._sweeps((0, 0)), [], input_index=9, output_index=9)
def test_invalid_primary_stage_raises(self) -> None:
with self.assertRaisesRegex(ValueError, "primary_stage"):
build_vna_history_payload([], self._sweeps((0, 0)), [], input_index=0, output_index=0, primary_stage="x")
def test_normalize_channel(self) -> None:
self.assertEqual(_normalize_channel("S21"), "s21")
self.assertEqual(_normalize_channel(" s11 "), "s11")
with self.assertRaises(ValueError):
_normalize_channel("s99")
def test_complex_to_points(self) -> None:
self.assertEqual(_complex_to_points(np.array([1 + 2j, 3 - 4j])), [[1.0, 2.0], [3.0, -4.0]])
# --------------------------------------------------------------------------- #
# Web bridge controller
# --------------------------------------------------------------------------- #
class WebControllerTest(unittest.TestCase):
def setUp(self) -> None:
self._cfg_dir = tempfile.TemporaryDirectory()
self.addCleanup(self._cfg_dir.cleanup)
self.configs_dir = Path(self._cfg_dir.name)
(self.configs_dir / "alpha.json").write_text("{}", encoding="utf-8")
(self.configs_dir / "beta.json").write_text("{}", encoding="utf-8")
self.controller = AppWindowWebController(self.configs_dir)
self.addCleanup(self.controller.deleteLater)
def test_rejects_unknown_field(self) -> None:
with self.assertRaisesRegex(ValueError, "Unknown live-settings"):
self.controller.apply_live_settings({"definitely_not_a_field": 1})
def test_known_field_emits_and_returns_snapshot(self) -> None:
received: list[dict] = []
self.controller.apply_settings_requested.connect(received.append)
out = self.controller.apply_live_settings({"gpr_object_min_frac": 0.5})
self.assertEqual(received, [{"gpr_object_min_frac": 0.5}])
self.assertIsInstance(out, list)
def test_snapshot_is_replaced_and_returned_as_copy(self) -> None:
self.controller.update_snapshot(status={"running": True}, live_settings=[{"name": "x"}], frame={"seq": 1})
status = self.controller.status()
self.assertEqual(status, {"running": True})
status["running"] = False # mutating the copy must not affect the controller
self.assertTrue(self.controller.status()["running"])
self.assertEqual(self.controller.peek_frame(), {"seq": 1})
def test_frame_only_updates_when_present(self) -> None:
self.controller.update_snapshot(status={}, live_settings=[], frame={"seq": 1})
self.controller.update_snapshot(status={}, live_settings=[], frame=None) # no new grab
self.assertEqual(self.controller.peek_frame(), {"seq": 1}) # keeps the last frame
def test_controls_emit_signals(self) -> None:
# Controls are synchronous now: each emits a call the GUI slot must finalize.
# In-thread, emit() runs the slot directly, so finalizing it returns at once.
fired: list[str] = []
def handler(label):
def slot(call):
fired.append(label)
call.done.set()
return slot
self.controller.start_requested.connect(handler("start"))
self.controller.stop_requested.connect(handler("stop"))
self.controller.single_capture_requested.connect(handler("single"))
self.controller.capture_requested.connect(handler("capture"))
self.controller.start()
self.controller.stop()
self.controller.single_capture()
self.controller.capture_tmp_reference()
self.assertEqual(fired, ["start", "stop", "single", "capture"])
def test_action_error_is_raised_to_the_caller(self) -> None:
# An error the GUI slot records on the call surfaces as WebActionError (HTTP 400).
self.controller.start_requested.connect(
lambda call: (setattr(call, "error", "destination already exists"), call.done.set())
)
with self.assertRaisesRegex(WebActionError, "destination already exists"):
self.controller.start()
def test_start_recording_forwards_path_name_count(self) -> None:
received: list[tuple[str, str, int]] = []
self.controller.start_recording_requested.connect(
lambda p, n, c, call: (received.append((p, n, c)), call.done.set())
)
self.controller.start_recording("/tmp/out", "run1", 250)
self.assertEqual(received, [("/tmp/out", "run1", 250)])
def test_lists_configs_sorted_and_load_emits_signal(self) -> None:
self.assertEqual(self.controller.list_configs(), ["alpha.json", "beta.json"])
requested: list[str] = []
self.controller.load_config_requested.connect(
lambda name, call: (requested.append(name), call.done.set())
)
self.controller.load_config("beta.json")
self.assertEqual(requested, ["beta.json"])
def test_load_config_rejects_unknown_or_unsafe_name(self) -> None:
# Missing file, traversal, sub-path, and non-json are all refused (HTTP 400 upstream).
for bad in ("ghost.json", "../escape.json", "sub/alpha.json", "alpha.txt"):
with self.assertRaisesRegex(ValueError, "Unknown run config"):
self.controller.load_config(bad)
def test_save_dataset_forwards_path_and_name(self) -> None:
received: list[tuple[str, str]] = []
self.controller.save_dataset_requested.connect(
lambda p, n, call: (received.append((p, n)), call.done.set())
)
self.controller.save_dataset("/tmp/out", "run1")
self.assertEqual(received, [("/tmp/out", "run1")])
class WebPortTest(unittest.TestCase):
def _port_with_env(self, value: str | None) -> int:
env = {} if value is None else {"RADAR_SYSTEM_WEBUI_PORT": value}
with mock.patch.dict(os.environ, env, clear=False):
if value is None:
os.environ.pop("RADAR_SYSTEM_WEBUI_PORT", None)
return AppWindowWebMixin._web_ui_port()
def test_default_when_unset_or_invalid(self) -> None:
self.assertEqual(self._port_with_env(None), 8080)
self.assertEqual(self._port_with_env("abc"), 8080)
self.assertEqual(self._port_with_env("99999"), 8080) # out of range
self.assertEqual(self._port_with_env("0"), 8080)
def test_valid_port(self) -> None:
self.assertEqual(self._port_with_env("9000"), 9000)
# --------------------------------------------------------------------------- #
# Latest-wins fan-out
# --------------------------------------------------------------------------- #
class RingBroadcasterFanOutTest(unittest.TestCase):
def test_full_client_queue_drops_oldest(self) -> None:
async def scenario() -> None:
broadcaster = RingBroadcaster(controller=object())
queue: asyncio.Queue = asyncio.Queue(maxsize=1)
broadcaster.register(queue)
broadcaster._publish({"type": "frame", "seq": 1})
broadcaster._publish({"type": "frame", "seq": 2}) # evicts seq 1
self.assertEqual(queue.qsize(), 1)
self.assertEqual(queue.get_nowait(), {"type": "frame", "seq": 2}) # newest survives
asyncio.run(scenario())
def test_unregister_stops_delivery(self) -> None:
async def scenario() -> None:
broadcaster = RingBroadcaster(controller=object())
queue: asyncio.Queue = asyncio.Queue(maxsize=4)
broadcaster.register(queue)
broadcaster.unregister(queue)
broadcaster.unregister(queue) # idempotent
broadcaster._publish({"type": "frame", "seq": 1})
self.assertEqual(queue.qsize(), 0)
asyncio.run(scenario())
if __name__ == "__main__":
unittest.main()