"""Accepted A12 r3 semantics, retaining local contact scanners and scope."""
import importlib.util
from pathlib import Path
import pytest

ROOT = Path(__file__).resolve().parents[1]
SCRIPT = ROOT / "scripts/check_layer_conformance.py"

def checker():
    spec = importlib.util.spec_from_file_location("v08_checker", SCRIPT)
    module = importlib.util.module_from_spec(spec)
    spec.loader.exec_module(module)
    return module

@pytest.mark.parametrize("value,pinned", [
    ({"intent_version": "0.3"}, False),
    ({"spec_version": "0.7"}, False),
    ({"note": "per v0.6 section 13"}, False),
    ({"note": "revised 0.7 wording"}, False),
    ({"schema_version": "0.1"}, False),
    ({"standard": "security-layer-model 0.8"}, True),
    ({"STANDARD": ["security-layer-model v0.8"]}, True),
    ({"companion": [["SECURITY-COMPANION v0.3"]]}, True),
    ({"nested": {"standard_version": "0.8"}}, True),
    ({"nested": {"companion_version": "0.3"}}, True),
    ({"references": ["security-layer-model@0.8"]}, True),
    ({"references": ["security-layer-model_v0.7.md"]}, True),
])
def test_reference_pin_provenance_semantics(value, pinned):
    module = checker()
    assert bool(module.find_versions(value, "test")) is pinned

def test_run_names_exact_accepted_standard_and_scope():
    module = checker()
    assert "security-layer-model_v0.8.md" in module.VALIDATED_AGAINST
    assert "3d8298560069ef471fba28d2b1245fb2309328f231dad1a667cdf0ce5a5a7c8b" in module.VALIDATED_AGAINST
    assert "INTENT.md" in module.SCOPE

def test_governing_role_disagreement_is_a_finding(tmp_path, monkeypatch):
    module = checker()
    intent = tmp_path / "INTENT.md"
    intent.write_text("---\nlayer: Engine\nrole: PDP\n---\n")
    monkeypatch.setattr(module, "INTENT", intent)
    with pytest.raises(SystemExit) as caught:
        module.load_intent_layer()
    assert caught.value.code == 2