test(integration): give each kill-burst its own prompts so cached control replies cannot stand in for late traffic (#50569)

Co-authored-by: Devin AI <158243242+devin-ai-integration[bot]@users.noreply.github.com>
This commit is contained in:
Mateo Wang 2026-11-07 15:08:23 -08:00 • committed by GitHub
parent fa254b9346
commit 0d0bf8f75f
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@ -358,16 +358,17 @@ def _burst(
*,
rejected_model: str = CRAFTED_MODEL,
) -> tuple[_BurstResult, ...]:
nonce: Final = uuid.uuid4().hex
crafted: Final = tuple(
(f"crafted-{path}-{index}", path, _body(path, rejected_model, uuid.uuid4().hex, stream=index % 2 == 1), open_key)
for path in (CHAT, MESSAGES, RESPONSES)
for index in range(4)
)
happy: Final = tuple(
(f"happy-{index}", CHAT, _body(CHAT, happy_model, f"happy-{index}"), happy_key) for index in range(8)
(f"happy-{index}", CHAT, _body(CHAT, happy_model, f"happy-{index}-{nonce}"), happy_key) for index in range(8)
)
late: Final = tuple(
(f"late-{index}", CHAT, _body(CHAT, happy_model, f"late-{index}"), happy_key) for index in range(8)
(f"late-{index}", CHAT, _body(CHAT, happy_model, f"late-{index}-{nonce}"), happy_key) for index in range(8)
)
with (
ThreadPoolExecutor(max_workers=28) as pool,
@ -427,6 +428,7 @@ def test_killing_one_worker_mid_burst_leaves_the_other_serving_crafted_and_happy
open_key: Final = scenario.key()
control: Final = _burst(client, model, key, open_key, lambda: None, rejected_model=BENIGN_288KB_MODEL)
assert all(result.status == (400 if result.label.startswith("crafted") else 200) for result in control), control
wire.drain()
workers: Final = owned.worker_pids()
assert len(workers) == 2, workers
victim: Final = min(workers)
@ -438,6 +440,8 @@ def test_killing_one_worker_mid_burst_leaves_the_other_serving_crafted_and_happy
_assert_burst_rejections_fast(results, control)
late: Final = tuple(result for result in results if result.label.startswith("late"))
assert all(result.status == 200 for result in late), late
seen: Final = tuple(request.body.decode() for request in wire.drain())
assert all(any(f"normalized error audit {result.label}-" in body for body in seen) for result in late), seen
_assert_rows_land_exactly_once(results, "late")
survivor: Final = tuple(pid for pid in owned.worker_pids() if pid != victim)
assert survivor, "no worker left serving"