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baonudesifeizhai
c3868bbbe4
Signed-off-by: baonudesifeizhai <baonudesifeizhai@gmail.com> Signed-off-by: baonudesifeizhai <85092850+baonudesifeizhai@users.noreply.github.com> Signed-off-by: roG0d <baonudesifeizhai@gmail.com>
49 lines
1.5 KiB
Python
49 lines
1.5 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 contextlib import contextmanager
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from unittest.mock import MagicMock, patch
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import pytest
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from vllm.platforms.interface import DeviceCapability
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@pytest.fixture
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def mock_cuda_platform():
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"""
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Fixture that returns a factory for creating mocked CUDA platforms.
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Usage:
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def test_something(mock_cuda_platform):
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with mock_cuda_platform(is_cuda=True, capability=(9, 0)):
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# test code
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"""
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@contextmanager
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def _mock_platform(is_cuda: bool = True, capability: tuple[int, int] | None = None):
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mock_platform = MagicMock()
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mock_platform.is_cuda.return_value = is_cuda
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device_capability = (
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DeviceCapability(*capability) if capability is not None else None
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)
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mock_platform.get_device_capability.return_value = device_capability
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def is_device_capability_family(
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requested_capability: int, device_id: int = 0
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) -> bool:
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current_capability = mock_platform.get_device_capability(
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device_id=device_id
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)
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if current_capability is None:
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return False
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return current_capability.major == (requested_capability // 10)
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mock_platform.is_device_capability_family.side_effect = (
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is_device_capability_family
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)
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with patch("vllm.platforms.current_platform", mock_platform):
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yield mock_platform
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return _mock_platform
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