48 lines
1.2 KiB
Python
48 lines
1.2 KiB
Python
# SPDX-License-Identifier: Apache-2.0
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# SPDX-FileCopyrightText: Copyright contributors to the vLLM project
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import pytest
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from vllm.utils.collection_utils import common_prefix, swap_dict_values
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@pytest.mark.parametrize(
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("inputs", "expected_output"),
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[
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([""], ""),
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(["a"], "a"),
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(["a", "b"], ""),
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(["a", "ab"], "a"),
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(["a", "ab", "b"], ""),
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(["abc", "a", "ab"], "a"),
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(["aba", "abc", "ab"], "ab"),
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],
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)
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def test_common_prefix(inputs, expected_output):
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assert common_prefix(inputs) == expected_output
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@pytest.mark.parametrize(
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("obj", "key1", "key2"),
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[
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# Tests for both keys exist
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({1: "a", 2: "b"}, 1, 2),
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# Tests for one key does not exist
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({1: "a", 2: "b"}, 1, 3),
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# Tests for both keys do not exist
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({1: "a", 2: "b"}, 3, 4),
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],
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)
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def test_swap_dict_values(obj, key1, key2):
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original_obj = obj.copy()
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swap_dict_values(obj, key1, key2)
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if key1 in original_obj:
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assert obj[key2] == original_obj[key1]
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else:
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assert key2 not in obj
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if key2 in original_obj:
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assert obj[key1] == original_obj[key2]
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else:
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assert key1 not in obj
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