Implement AXIS parity UI and execution baseline

scripts/test_authoritative_kinematics_s7_03.py

@@ -0,0 +1,43 @@
+#!/usr/bin/env python3
+"""Contract tests for S7-03 authoritative linear Delta evidence."""
+
+from __future__ import annotations
+
+import hashlib
+import json
+import sys
+import tempfile
+import unittest
+from pathlib import Path
+
+sys.path.insert(0, str(Path(__file__).resolve().parent))
+import generate_authoritative_kinematics_s7_03
+
+
+ROOT = Path(__file__).resolve().parents[1]
+REPORT = ROOT / "coverage/authoritative-kinematics-s7-03.report.json"
+
+
+class AuthoritativeKinematicsS703Tests(unittest.TestCase):
+    def test_contract(self) -> None:
+        report = json.loads(REPORT.read_text(encoding="utf-8"))
+        self.assertEqual(report["schema"], "authoritative-kinematics-s7-03.v1")
+        self.assertEqual(report["task_id"], "S7-03")
+        self.assertEqual(report["status"], "verified")
+        self.assertEqual(report["scope"]["selected_family"], "parallel_linear_delta")
+        self.assertTrue(all(item["golden_diff"]["byte_identical"] for item in report["native_wasm"].values()))
+        self.assertTrue(report["worker"]["sample"]["parity"]["mode"]["equal"])
+        self.assertTrue(report["worker"]["sample"]["parity"]["recovery"]["equal"])
+        self.assertEqual(report["worker"]["sample"]["range"]["message_key"], "authoritative_kinematics_range")
+        self.assertIn("TRT", report["selection"]["not_promoted"])
+
+    def test_self_hash(self) -> None:
+        report = json.loads(REPORT.read_text(encoding="utf-8")); unsigned = {key: value for key, value in report.items() if key != "report_sha256"}
+        self.assertEqual(report["report_sha256"], hashlib.sha256(generate_authoritative_kinematics_s7_03.canonical(unsigned).encode()).hexdigest())
+
+    def test_deterministic(self) -> None:
+        with tempfile.TemporaryDirectory() as directory:
+            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)
+
+
+if __name__ == "__main__": unittest.main()