44 lines
2.0 KiB
Python
44 lines
2.0 KiB
Python
#!/usr/bin/env python3
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"""Contract tests for S7-03 authoritative linear Delta evidence."""
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from __future__ import annotations
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import hashlib
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import json
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import sys
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import tempfile
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import unittest
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from pathlib import Path
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sys.path.insert(0, str(Path(__file__).resolve().parent))
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import generate_authoritative_kinematics_s7_03
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ROOT = Path(__file__).resolve().parents[1]
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REPORT = ROOT / "coverage/authoritative-kinematics-s7-03.report.json"
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class AuthoritativeKinematicsS703Tests(unittest.TestCase):
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def test_contract(self) -> None:
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report = json.loads(REPORT.read_text(encoding="utf-8"))
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self.assertEqual(report["schema"], "authoritative-kinematics-s7-03.v1")
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self.assertEqual(report["task_id"], "S7-03")
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self.assertEqual(report["status"], "verified")
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self.assertEqual(report["scope"]["selected_family"], "parallel_linear_delta")
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self.assertTrue(all(item["golden_diff"]["byte_identical"] for item in report["native_wasm"].values()))
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self.assertTrue(report["worker"]["sample"]["parity"]["mode"]["equal"])
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self.assertTrue(report["worker"]["sample"]["parity"]["recovery"]["equal"])
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self.assertEqual(report["worker"]["sample"]["range"]["message_key"], "authoritative_kinematics_range")
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self.assertIn("TRT", report["selection"]["not_promoted"])
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def test_self_hash(self) -> None:
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report = json.loads(REPORT.read_text(encoding="utf-8")); unsigned = {key: value for key, value in report.items() if key != "report_sha256"}
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self.assertEqual(report["report_sha256"], hashlib.sha256(generate_authoritative_kinematics_s7_03.canonical(unsigned).encode()).hexdigest())
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def test_deterministic(self) -> None:
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with tempfile.TemporaryDirectory() as directory:
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first = generate_authoritative_kinematics_s7_03.generate(ROOT, Path(directory) / "one.json"); second = generate_authoritative_kinematics_s7_03.generate(ROOT, Path(directory) / "two.json"); self.assertEqual(first, second)
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if __name__ == "__main__": unittest.main()
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