Account for failed fidelity pilot attempts

runs/fidelity-headroom/test_pilot_tools.py

@@ -14,6 +14,7 @@ sys.path.insert(0, str(HERE))
 
 import pilot_controller as controller  # noqa: E402
 import prepare_pilot as prepare  # noqa: E402
+from analyze_pilot import campaign_gpu_accounting  # noqa: E402
 
 
 @dataclass
@@ -69,6 +70,32 @@ def main() -> None:
             assert row["fidelity_pilot_band"] == role
             assert abs(float(row["sampling_u"]) - 0.5) < 1e-12
 
+        prior = root / "prior-state.json"
+        primary = root / "primary-state.json"
+        prior.write_text(
+            json.dumps(
+                {
+                    "status": "failed",
+                    "gpu_hours_total": 0.02,
+                    "hard_cap_h20_hours": 3.5,
+                }
+            ),
+            encoding="utf-8",
+        )
+        primary.write_text(
+            json.dumps(
+                {
+                    "status": "complete",
+                    "gpu_hours_total": 1.5,
+                    "hard_cap_h20_hours": 3.5,
+                }
+            ),
+            encoding="utf-8",
+        )
+        accounting = campaign_gpu_accounting(primary, (prior,))
+        assert math.isclose(accounting["aggregate_h20_hours"], 1.52)
+        assert all(accounting["invariants"].values())
+
     assert len(controller.ORDER) == 6
     assert set(controller.ORDER) == set(prepare.CELLS)
     assert math.isclose(