Implement WebAssembly runtime and kinematics coverage

scripts/test_kinematics_mapping_contract.py

@@ -0,0 +1,19 @@
+import json
+import unittest
+from pathlib import Path
+
+
+class KinematicsMappingContractTests(unittest.TestCase):
+    def test_contract_records_duplicate_and_home_semantics(self):
+        root = Path(__file__).resolve().parents[1]
+        report = json.loads((root / "coverage/kinematics-mapping-contract.json").read_text(encoding="utf-8"))
+        self.assertEqual(report["schema"], "kinematics-mapping-contract.v1")
+        self.assertEqual(report["status"], "verified")
+        duplicate = next(row for row in report["sample_mappings"] if row["coordinates"] == "XYYZ")
+        self.assertEqual(duplicate["duplicate"]["owner"], 1)
+        self.assertIn("home", report["semantics"])
+        self.assertIn("enabled_limit_violation", report["error_cases"])
+
+
+if __name__ == "__main__":
+    unittest.main()