"""The independent JS implementation (impl/js, MAS-WP-0009), where node is available."""
import shutil
import subprocess
from pathlib import Path

import pytest

ROOT = Path(__file__).resolve().parents[1]
pytestmark = pytest.mark.skipif(not shutil.which("node"), reason="node not available")


def test_js_passes_the_bundles_unchanged():
    # addresses.json, statute-aware.json and auth.json, read from the bundles in place
    proc = subprocess.run(["node", "--test"], cwd=ROOT / "impl/js", capture_output=True, text=True)
    assert proc.returncode == 0, proc.stdout[-2000:] + proc.stderr[-2000:]
    assert "# fail 0" in proc.stdout or "ℹ fail 0" in proc.stdout


def test_js_outside_master_passes_the_slave_flows():
    from mas_modes.external import ExternalMaster
    from mas_modes.runner import run_mode_corpus
    rep = run_mode_corpus(master_factory=ExternalMaster.js, roles=("slave",))
    assert rep.ok, rep.failures
    assert rep.passed == 12


def test_js_email_side_passes_every_flow():
    from mas_modes.external import ExternalEmail
    from mas_modes.runner import run_mode_corpus
    rep = run_mode_corpus(email_factory=ExternalEmail.js)
    assert rep.ok, rep.failures
    assert rep.passed == 22


def test_js_email_and_js_master_together():
    # Neither contract party is Python: only the gateway and the callback stub are.
    from mas_modes.external import ExternalEmail, ExternalMaster
    from mas_modes.runner import run_mode_corpus
    rep = run_mode_corpus(email_factory=ExternalEmail.js, master_factory=ExternalMaster.js, roles=("slave",))
    assert rep.ok, rep.failures
    assert rep.passed == 12