Migrate owned cadence declaration to published contract

Assistant: codex
Assistant-Model: gpt-6.1-sol
Assistant-Session: 01a1029d-2c93-7500-a0e0-e3e089668b29

tests/test_cadence.py

@@ -1,5 +1,9 @@
+import json
 from pathlib import Path
 
+from approval_engine.audit import audit_envelope
+from approval_engine.store import EVENT_CLASSES, HEARTBEAT_CLASSES
+
 ROOT = Path(__file__).resolve().parents[1]
 
 
@@ -8,15 +12,26 @@ def test_layer_yaml_cadence_declared():
     assert "cadence_status: declared" in text
     assert "cadence_form: heartbeat-or-reconciliation" in text
     assert "cadence: cadence.yaml" in text
-    assert "cadence_status: undeclared" not in text
 
 
-def test_cadence_yaml_forbids_rate_monitoring():
-    text = (ROOT / "cadence.yaml").read_text()
-    assert "kind: load-bearing" in text
-    assert "form: heartbeat-or-reconciliation" in text
-    assert "rate_monitoring: forbidden" in text
-    assert "missing: finding" in text
-    assert "divergence: finding" in text
-    for cls in ("issuance", "use", "supersession", "revocation", "heartbeat"):
-        assert f"{cls}:" in text
+def test_cadence_inventory_matches_durable_emitter(engine):
+    declaration = json.loads((ROOT / "cadence.yaml").read_text())
+    inventory = declaration["extensions"]["approval-engine"]["inventory"]
+    assert set(inventory["load_bearing"]) == set(EVENT_CLASSES)
+    assert set(inventory["rare_load_bearing"]) == set(HEARTBEAT_CLASSES)
+    entries = {entry["event_class"]: entry for entry in declaration["sources"]}
+    assert set(entries) == set(EVENT_CLASSES)
+    engine.emit_heartbeat()
+    observed = {audit_envelope(row["payload"])["data"]["class"]:
+                audit_envelope(row["payload"]) for row in engine.undrained()}
+    assert set(observed) == set(HEARTBEAT_CLASSES)
+    for cls in HEARTBEAT_CLASSES:
+        beat = entries[cls]["heartbeat"]
+        assert beat["event_class"] == observed[cls]["type"] == "audit-core.heartbeat"
+        assert beat["assertion"] == observed[cls]["data"]["assertion"]
+        assert beat["extensions"]["approval-engine"]["asserted_class"] == cls
+        assert beat["interval_seconds"] == 86400
+        assert beat["extensions"]["approval-engine"]["requested_observer_max_gap_seconds"] == 172800
+        assert entries[cls]["extensions"]["netkingdom"]["rate_monitoring"] == "forbidden"
+        assert entries[cls]["reconciliation"]["undrained_local"] == "lag-not-divergence"
+    assert "heartbeat" not in entries["heartbeat"]  # transport control has no recursive heartbeat