mirror of
https://github.com/pypa/pip
synced 2023-12-13 21:30:23 +01:00
44 lines
1.4 KiB
Python
44 lines
1.4 KiB
Python
from typing import Optional, Tuple
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import pytest
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from pip._vendor.packaging import specifiers
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from pip._vendor.packaging.requirements import Requirement
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from pip._internal.utils.packaging import check_requires_python, get_requirement
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@pytest.mark.parametrize(
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"version_info, requires_python, expected",
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[
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((3, 6, 5), "== 3.6.4", False),
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((3, 6, 5), "== 3.6.5", True),
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((3, 6, 5), None, True),
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],
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)
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def test_check_requires_python(
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version_info: Tuple[int, int, int], requires_python: Optional[str], expected: bool
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) -> None:
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actual = check_requires_python(requires_python, version_info)
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assert actual == expected
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def test_check_requires_python__invalid() -> None:
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"""
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Test an invalid Requires-Python value.
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"""
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with pytest.raises(specifiers.InvalidSpecifier):
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check_requires_python("invalid", (3, 6, 5))
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def test_get_or_create_caching() -> None:
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"""test caching of get_or_create requirement"""
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teststr = "affinegap==1.10"
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from_helper = get_requirement(teststr)
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freshly_made = Requirement(teststr)
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# Requirement doesn't have an equality operator (yet) so test
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# equality of attribute for list of attributes
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for iattr in ["name", "url", "extras", "specifier", "marker"]:
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assert getattr(from_helper, iattr) == getattr(freshly_made, iattr)
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assert get_requirement(teststr) is not Requirement(teststr)
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assert get_requirement(teststr) is get_requirement(teststr)
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