Check accepted layer v0.8 and nested declaration pins

Assistant: codex
Assistant-Model: gpt-6.1-sol
Assistant-Session: 01a126e1-76f8-7643-8cf3-e93336539ade

tests/test_layer_v08_convergence.py

@@ -0,0 +1,37 @@
+"""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 / "tools/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.declaration_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