"""Software-only process evidence tests for the Python RX runner."""

from __future__ import annotations

import hashlib
import json
from pathlib import Path
import sys

from tools.rf001_capture_runner import run_capture


def test_python_runner_persists_child_exit_and_hash(tmp_path: Path) -> None:
    child = tmp_path / "child.py"
    capture = tmp_path / "capture.cs8"
    capture_bytes = b"software-only-capture-evidence\x00\x01"
    child.write_text(
        "from pathlib import Path\n"
        f"Path({str(capture)!r}).write_bytes({capture_bytes!r})\n",
        encoding="utf-8",
    )
    arguments = tmp_path / "arguments.json"
    arguments.write_text(json.dumps(["-B", str(child)]), encoding="utf-8")
    stdout = tmp_path / "stdout.txt"
    stderr = tmp_path / "stderr.txt"
    started = tmp_path / "started.json"
    result = tmp_path / "result.json"

    exit_code = run_capture(
        Path(sys.executable),
        arguments,
        capture,
        stdout,
        stderr,
        started,
        result,
    )

    start_record = json.loads(started.read_text(encoding="utf-8"))
    final_record = json.loads(result.read_text(encoding="utf-8"))
    assert exit_code == 0
    assert start_record["state"] == "RUNNING"
    assert start_record["rf_tx"] == 0
    assert final_record["exit_code"] == 0
    assert final_record["capture_size"] == len(capture_bytes)
    assert final_record["sha256"] == hashlib.sha256(capture_bytes).hexdigest()
    assert final_record["runner_error"] is None
    assert final_record["rf_tx"] == 0