Audit action-response mechanism telemetry

runs/action-aware-v0/test_pilot.py

@@ -100,6 +100,45 @@ def main() -> None:
         missing, start_ns=0, end_ns=1_100_000_000
     )[1]
 
+    mechanism = analysis.mechanism_summary(
+        [
+            {
+                "model_executed": True,
+                "submit_mono_ns": 0,
+                "complete_mono_ns": 2_000_000,
+                "prefill_tokens": 8,
+                "prefill_requests": 2,
+                "chunked_prefill": {
+                    "first": 1,
+                    "middle": 0,
+                    "final": 0,
+                    "unsplit": 1,
+                    "tokens": 8,
+                },
+                "prefix": {"local": {"queries": 10, "hits": 2}},
+            },
+            {
+                "model_executed": True,
+                "submit_mono_ns": 2_000_000,
+                "complete_mono_ns": 3_000_000,
+                "prefill_tokens": 0,
+                "prefill_requests": 0,
+                "chunked_prefill": {
+                    "first": 0,
+                    "middle": 0,
+                    "final": 0,
+                    "unsplit": 0,
+                    "tokens": 0,
+                },
+                "prefix": {"local": {"queries": 0, "hits": 0}},
+            },
+        ]
+    )
+    assert mechanism["prefill"]["requests_per_step"] == 2.0
+    assert mechanism["prefill"]["chunks"]["first"] == 1
+    assert mechanism["prefix"]["hit_rate"] == 0.2
+    assert all(mechanism["sanity"]["invariants"].values())
+
     manifest = {
         "repetitions": {str(index): {} for index in (1, 2, 3)},
         "regimes": {