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f790068600
Signed-off-by: Mark McLoughlin <markmc@redhat.com> Signed-off-by: Nick Hill <nhill@redhat.com> Co-authored-by: Nick Hill <nhill@redhat.com>
85 lines
3.7 KiB
Python
85 lines
3.7 KiB
Python
# SPDX-License-Identifier: Apache-2.0
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# SPDX-FileCopyrightText: Copyright contributors to the vLLM project
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from vllm import SamplingParams
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from vllm.outputs import CompletionOutput
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from vllm.sampling_params import RequestOutputKind
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from vllm.v1.engine import EngineCoreRequest
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from vllm.v1.engine.parallel_sampling import ParentRequest
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def test_parent_request_to_output_stream() -> None:
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parent_request = ParentRequest(make_request(SamplingParams(n=2)))
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parent_request.child_requests = {"child_id_0", "child_id_1"}
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output_0 = CompletionOutput(
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index=0, text="child 0", token_ids=[], cumulative_logprob=None, logprobs=None
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)
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output_1 = CompletionOutput(
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index=1, text="child 1", token_ids=[], cumulative_logprob=None, logprobs=None
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)
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# Request not finished
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assert ([output_0], False) == parent_request.get_outputs("child_id_0", output_0)
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assert ([output_1], False) == parent_request.get_outputs("child_id_1", output_1)
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assert ([output_0], False) == parent_request.get_outputs("child_id_0", output_0)
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assert ([output_1], False) == parent_request.get_outputs("child_id_1", output_1)
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# output_1 finished
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output_1.finish_reason = "ended"
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assert ([output_0], False) == parent_request.get_outputs("child_id_0", output_0)
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assert ([output_1], False) == parent_request.get_outputs("child_id_1", output_1)
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# Finished output_1 had already returned, DO NOT returned again
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assert ([output_0], False) == parent_request.get_outputs("child_id_0", output_0)
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assert parent_request.get_outputs("child_id_1", output_1) == ([], False)
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# output_0 finished
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output_0.finish_reason = "ended"
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assert ([output_0], True) == parent_request.get_outputs("child_id_0", output_0)
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assert parent_request.get_outputs("child_id_1", output_1) == ([], True)
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# Finished output_0 had already returned, DO NOT returned again
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assert parent_request.get_outputs("child_id_0", output_0) == ([], True)
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assert parent_request.get_outputs("child_id_1", output_1) == ([], True)
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def test_parent_request_to_output_final_only() -> None:
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parent_request = ParentRequest(
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make_request(SamplingParams(n=2, output_kind=RequestOutputKind.FINAL_ONLY))
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)
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parent_request.child_requests = {"child_id_0", "child_id_1"}
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output_0 = CompletionOutput(
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index=0, text="child 0", token_ids=[], cumulative_logprob=None, logprobs=None
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)
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output_1 = CompletionOutput(
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index=1, text="child 1", token_ids=[], cumulative_logprob=None, logprobs=None
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)
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# Request not finished, return nothing
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assert parent_request.get_outputs("child_id_0", output_0) == ([], False)
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assert parent_request.get_outputs("child_id_1", output_1) == ([], False)
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# output_1 finished, but outputs won't be returned until all child requests finished
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output_1.finish_reason = "ended"
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assert parent_request.get_outputs("child_id_0", output_0) == ([], False)
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assert parent_request.get_outputs("child_id_1", output_1) == ([], False)
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# output_0 finished, as all child requests finished, the output would be returned
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output_0.finish_reason = "ended"
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assert ([output_0, output_1], True) == parent_request.get_outputs(
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"child_id_0", output_0
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)
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assert ([output_0, output_1], True) == parent_request.get_outputs(
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"child_id_1", output_1
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)
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def make_request(sampling_params: SamplingParams) -> EngineCoreRequest:
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return EngineCoreRequest(
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request_id="parent_id",
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external_req_id="ext_parent_id",
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prompt_token_ids=None,
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mm_features=None,
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sampling_params=sampling_params,
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pooling_params=None,
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eos_token_id=None,
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arrival_time=0.0,
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lora_request=None,
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cache_salt=None,
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data_parallel_rank=None,
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)
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