69 lines
2.4 KiB
Python
69 lines
2.4 KiB
Python
"""Regression tests for the RTK–LiDAR coordinate and initialization contract."""
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from __future__ import annotations
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import math
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import sys
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from pathlib import Path
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import numpy as np
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ROOT = Path(__file__).resolve().parents[1]
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sys.path.insert(0, str(ROOT / "tools"))
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sys.path.insert(0, str(ROOT / "code"))
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from finalize_direct_rtk_lidar import coordinate_contract_audit # noqa: E402
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from prepare_multisensor_station_dataset import heading_to_enu_yaw # noqa: E402
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from rigorous_calibration import ( # noqa: E402
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build_parser,
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load_extrinsic_matrix,
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params_transform,
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transform_params,
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)
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def test_left_baseline_heading_plus_90_points_vehicle_forward() -> None:
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corrected, yaw = heading_to_enu_yaw(270.0, 90.0)
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assert corrected == 0.0
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assert math.degrees(yaw) == 90.0
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def test_east_vehicle_heading_maps_to_zero_enu_yaw() -> None:
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corrected, yaw = heading_to_enu_yaw(0.0, 90.0)
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assert corrected == 90.0
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assert math.degrees(yaw) == 0.0
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def test_pair_registration_has_no_extrinsic_argument() -> None:
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parser = build_parser()
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pair_options = {
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option
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for action in parser._subparsers._group_actions[0].choices["pairs"]._actions
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for option in action.option_strings
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}
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assert "--initial-extrinsic" not in pair_options
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assert "--global-voxel" in pair_options
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def test_mechanical_initial_round_trip() -> None:
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path = ROOT / "run" / "rtk_lidar_mechanical_initial.json"
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transform = load_extrinsic_matrix(path)
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np.testing.assert_allclose(transform[:3, 3], [0.414179474, 0.210859360, 0.004000001])
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np.testing.assert_allclose(transform[:3, :3], [[0.0, -1.0, 0.0], [1.0, 0.0, 0.0], [0.0, 0.0, 1.0]])
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np.testing.assert_allclose(params_transform(transform_params(transform)), transform, atol=1e-12)
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def test_near_180_degree_solution_is_flagged_for_physical_axis_check() -> None:
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initial_path = ROOT / "run" / "rtk_lidar_mechanical_initial.json"
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initial = load_extrinsic_matrix(initial_path)
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# Flip the declared mechanical forward axis by ~180 deg about Z.
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solution = np.eye(4)
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solution[:3, :3] = initial[:3, :3] @ np.diag([-1.0, -1.0, 1.0])
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solution[:3, 3] = initial[:3, 3]
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audit = coordinate_contract_audit({
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"solver_initial_extrinsic": str(initial_path),
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"matrix_4x4": solution.tolist(),
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})
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assert audit["status"] == "near_180_degree_axis_conflict"
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assert audit["requires_physical_axis_confirmation"] is True
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