Implement AXIS parity UI and execution baseline

scripts/generate_source_g6164_s7_02.py

@@ -0,0 +1,81 @@
+#!/usr/bin/env python3
+"""Generate deterministic S7-02 G64/G61 source-adapter evidence."""
+
+from __future__ import annotations
+
+import argparse
+import hashlib
+import json
+import subprocess
+from pathlib import Path
+from typing import Any
+
+
+CONTEXT_ID = "linuxcnc-2.10.0-pre0-wasm-m1-py-c1"
+RUNNER = ("node", "web/worker/test_source_g6164_s7_02.mjs")
+INPUTS = (
+    "coverage/simulation-alignment-s7.report.json",
+    "coverage/linuxcnc-source-interp-s5.report.json",
+    "linuxcnc/tests/interp/g6164/test.ngc",
+    "linuxcnc/tests/interp/g6164/expected",
+    "linuxcnc/tests/interp/g6164/test.sh",
+    "web/worker/program-runner.mjs",
+    "web/worker/sim-session.mjs",
+)
+
+
+def canonical(value: Any) -> str: return json.dumps(value, ensure_ascii=False, sort_keys=True, separators=(",", ":"))
+def digest(value: bytes) -> str: return hashlib.sha256(value).hexdigest()
+
+
+def artifact(root: Path, path: str) -> dict[str, Any]:
+    value = root / path
+    return {"path": path, "status": "missing"} if not value.is_file() else {"path": path, "bytes": value.stat().st_size, "sha256": digest(value.read_bytes())}
+
+
+def generate(root: Path, output: Path) -> dict[str, Any]:
+    root = root.resolve()
+    result = subprocess.run(RUNNER, cwd=root, stdout=subprocess.PIPE, stderr=subprocess.PIPE, check=False)
+    sample = None
+    for line in reversed(result.stdout.decode("utf-8", errors="replace").splitlines()):
+        if line.lstrip().startswith("{"):
+            try: sample = json.loads(line); break
+            except json.JSONDecodeError: continue
+    passed = result.returncode == 0 and sample and sample.get("status") == "verified" and sample.get("recovery", {}).get("equal") is True and len(sample.get("controls", [])) == 5
+    report: dict[str, Any] = {
+        "schema": "linuxcnc-source-g6164-s7-02-report.v1",
+        "task_id": "S7-02",
+        "context_id": CONTEXT_ID,
+        "status": "verified" if passed else "blocked",
+        "implementation_status": "verified" if passed else "blocked",
+        "execution": {"command": list(RUNNER), "returncode": result.returncode, "status": "PASSED" if result.returncode == 0 else "FAILED", "stdout_sha256": digest(result.stdout), "stderr_sha256": digest(result.stderr), "sample": sample},
+        "scope": {"source_fixture": "linuxcnc/tests/interp/g6164/test.ngc", "adapter": "WORKER_MOTION_CONTROL_MODAL", "modes": ["continuous", "exact_path", "exact_stop"]},
+        "checks": {
+            "modal_sequence": {"status": "verified" if passed and [row["mode"] for row in sample.get("controls", [])] == ["continuous", "continuous", "continuous", "exact_path", "exact_stop"] else "blocked"},
+            "tolerance_mapping": {"status": "verified" if passed and sample["controls"][2]["path_tolerance"] == 1 and sample["controls"][2]["naive_cam_tolerance"] == 2 else "blocked"},
+            "error_boundaries": {"status": "verified" if passed and sample.get("errors", {}).get("negative_tolerance") == "program_motion_control_range" and sample.get("errors", {}).get("unsupported_g61") == "program_motion_control_syntax" else "blocked"},
+            "recovery": {"status": "verified" if passed and sample.get("recovery", {}).get("equal") else "blocked", "first_difference": sample.get("recovery", {}).get("difference") if sample else None},
+            "source_expected_comparison": {"status": "SOURCE_BLOCKED", "reason": "upstream canonical logger expected output is retained and hashed; modal Worker adapter does not fabricate byte-for-byte canonical parity"},
+        },
+        "inputs": [artifact(root, path) for path in INPUTS],
+        "boundaries": ["LinuxCNC canonical expected output remains SOURCE_BLOCKED", "TP blend/exact-stop numeric parity remains a follow-up", "host/Python/real hardware capabilities remain unchanged"],
+    }
+    report["report_sha256"] = hashlib.sha256(canonical({key: value for key, value in report.items() if key != "report_sha256"}).encode()).hexdigest()
+    output.parent.mkdir(parents=True, exist_ok=True)
+    output.write_text(json.dumps(report, ensure_ascii=False, sort_keys=True, indent=2) + "\n", encoding="utf-8")
+    return report
+
+
+def main() -> int:
+    parser = argparse.ArgumentParser(description=__doc__)
+    parser.add_argument("--repo-root", type=Path, default=Path(__file__).resolve().parents[1])
+    parser.add_argument("--report", type=Path, default=Path("coverage/source-g6164-s7-02.report.json"))
+    args = parser.parse_args()
+    root = args.repo_root.resolve()
+    output = args.report if args.report.is_absolute() else root / args.report
+    report = generate(root, output)
+    print(f"source_g6164_s7_02={report['status']} recovery={report['checks']['recovery']['status']}")
+    return 0 if report["status"] == "verified" else 1
+
+
+if __name__ == "__main__": raise SystemExit(main())