Files
radar_system/python_app/tests/test_kamil_adc_service.py
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2026-05-06 18:15:50 +03:00

170 lines
6.2 KiB
Python

"""Tests for Kamil ADC config, parser, and producer wiring."""
from __future__ import annotations
import json
import os
from pathlib import Path
import pty
import struct
import sys
import tempfile
import tty
import unittest
from python_app.hardware_full.kamil_adc_service import KamilAdcFrameParser, KamilAdcTtyReader
from python_app.models.run_config_model import RunConfigModel
from python_app.orchestration.process_supervisor import ProcessSupervisor
def _start_frame() -> bytes:
return struct.pack("<HHHH", 0x000A, 0xFFFF, 0xFFFF, 0xFFFF)
def _point_frame(step: int, real: int, imag: int, *, marker: int = 0x000A) -> bytes:
return struct.pack("<HHhh", marker, step, real, imag)
class KamilAdcFrameParserTest(unittest.TestCase):
def test_parse_valid_point(self) -> None:
value = KamilAdcFrameParser.parse_point(_point_frame(1, 123, -45), expected_step=1)
self.assertEqual(value, complex(123, -45))
def test_bad_marker_is_rejected(self) -> None:
with self.assertRaisesRegex(ValueError, "marker mismatch"):
KamilAdcFrameParser.parse_point(_point_frame(1, 10, 20, marker=0x001A), expected_step=1)
def test_wrong_step_is_rejected(self) -> None:
with self.assertRaisesRegex(ValueError, "step mismatch"):
KamilAdcFrameParser.parse_point(_point_frame(2, 10, 20), expected_step=1)
class KamilAdcTtyReaderTest(unittest.TestCase):
def test_valid_stream_reads_complex_sweep(self) -> None:
master_fd, slave_fd = pty.openpty()
reader: KamilAdcTtyReader | None = None
try:
tty.setraw(slave_fd)
reader = KamilAdcTtyReader(os.ttyname(slave_fd))
reader.open()
os.write(master_fd, _start_frame() + _point_frame(1, 10, -1) + _point_frame(2, -20, 2))
values = reader.read_sweep(points=2, timeout_s=1.0)
self.assertEqual(values.tolist(), [complex(10, -1), complex(-20, 2)])
finally:
if reader is not None:
reader.close()
os.close(master_fd)
os.close(slave_fd)
def test_short_stream_times_out_with_received_count(self) -> None:
master_fd, slave_fd = pty.openpty()
reader: KamilAdcTtyReader | None = None
try:
tty.setraw(slave_fd)
reader = KamilAdcTtyReader(os.ttyname(slave_fd))
reader.open()
os.write(master_fd, _start_frame() + _point_frame(1, 10, -1))
with self.assertRaisesRegex(TimeoutError, "received 1/2"):
reader.read_sweep(points=2, timeout_s=0.05)
finally:
if reader is not None:
reader.close()
os.close(master_fd)
os.close(slave_fd)
class KamilAdcConfigTest(unittest.TestCase):
def test_config_round_trip_preserves_kamil_sections(self) -> None:
payload = {
"radar": {
"model": "kamil_adc",
"serial": "kamil_adc",
"driver_mode": "native",
"kamil_adc": {
"project_dir": "/home/europa/Documents/kamil_adc",
"executable_path": "/home/europa/Documents/kamil_adc/kamil_adc_capture",
"tty_path": "/tmp/ttyADC_data",
"args": ["profile:phase", "do1_pair_subtract_avg"],
"env": {"ADC_ENV": "1"},
"startup_timeout_s": 7.0,
"sweep_timeout_s": 8.0,
"stop_timeout_s": 3.0,
},
"laser_control": {
"enabled": True,
"port": "/dev/ttyUSB0",
"mode": "variation",
"pi_coeff1_p": 2560,
"pi_coeff1_i": 128,
"pi_coeff2_p": 2600,
"pi_coeff2_i": 140,
"manual": {
"temp1": 26.0,
"temp2": 27.0,
"current1": 31.0,
"current2": 32.0,
},
"variation": {
"variation_type": "CHANGE_CURRENT_LD2",
"static_temp1": 28.0,
"static_temp2": 29.0,
"static_current1": 33.0,
"static_current2": 34.0,
"min_value": 30.0,
"max_value": 40.0,
"step": 0.5,
"time_step": 50,
"delay_time": 10,
},
},
"sweep": {
"start_hz": 1.0,
"stop_hz": 2.0,
"points": 2,
"if_bandwidth_hz": 1.0,
"stimulus_power_dbm": -10.0,
},
},
"switches": {
"port1": {"positions": 1},
"port2": {"positions": 1},
},
}
encoded = RunConfigModel.from_dict(payload).to_dict()
self.assertEqual(encoded["radar"]["model"], "kamil_adc")
self.assertEqual(encoded["radar"]["kamil_adc"]["tty_path"], "/tmp/ttyADC_data")
self.assertEqual(encoded["radar"]["kamil_adc"]["args"], ["profile:phase", "do1_pair_subtract_avg"])
self.assertEqual(encoded["radar"]["kamil_adc"]["env"], {"ADC_ENV": "1"})
self.assertEqual(encoded["radar"]["laser_control"]["mode"], "variation")
self.assertEqual(
encoded["radar"]["laser_control"]["variation"]["variation_type"],
"CHANGE_CURRENT_LD2",
)
def test_supervisor_selects_kamil_adc_producer(self) -> None:
with tempfile.TemporaryDirectory() as tmp_dir:
config_path = Path(tmp_dir) / "run_config.json"
config_path.write_text(json.dumps({"radar": {"model": "kamil_adc"}}), encoding="utf-8")
command = ProcessSupervisor(Path("/repo"))._acquisition_command(config_path)
self.assertEqual(
command,
[
sys.executable,
"-m",
"python_app.scripts.kamil_adc_raw_producer",
"--config",
str(config_path),
],
)
if __name__ == "__main__":
unittest.main()