pip/tests/unit/test_target_python.py

125 lines
4.1 KiB
Python

from typing import Any, Dict, Optional, Tuple
from unittest import mock
import pytest
from pip._vendor.packaging.tags import Tag
from pip._internal.models.target_python import TargetPython
from tests.lib import CURRENT_PY_VERSION_INFO, pyversion
class TestTargetPython:
@pytest.mark.parametrize(
"py_version_info, expected",
[
((), ((0, 0, 0), "0.0")),
((2,), ((2, 0, 0), "2.0")),
((3,), ((3, 0, 0), "3.0")),
((3, 7), ((3, 7, 0), "3.7")),
((3, 7, 3), ((3, 7, 3), "3.7")),
# Check a minor version with two digits.
((3, 10, 1), ((3, 10, 1), "3.10")),
],
)
def test_init__py_version_info(
self,
py_version_info: Tuple[int, ...],
expected: Tuple[Tuple[int, int, int], str],
) -> None:
"""
Test passing the py_version_info argument.
"""
expected_py_version_info, expected_py_version = expected
target_python = TargetPython(py_version_info=py_version_info)
# The _given_py_version_info attribute should be set as is.
assert target_python._given_py_version_info == py_version_info
assert target_python.py_version_info == expected_py_version_info
assert target_python.py_version == expected_py_version
def test_init__py_version_info_none(self) -> None:
"""
Test passing py_version_info=None.
"""
target_python = TargetPython(py_version_info=None)
assert target_python._given_py_version_info is None
assert target_python.py_version_info == CURRENT_PY_VERSION_INFO
assert target_python.py_version == pyversion
@pytest.mark.parametrize(
"kwargs, expected",
[
({}, ""),
({"py_version_info": (3, 6)}, "version_info='3.6'"),
(
{"platforms": ["darwin"], "py_version_info": (3, 6)},
"platforms=['darwin'] version_info='3.6'",
),
(
{
"platforms": ["darwin"],
"py_version_info": (3, 6),
"abis": ["cp36m"],
"implementation": "cp",
},
(
"platforms=['darwin'] version_info='3.6' abis=['cp36m'] "
"implementation='cp'"
),
),
],
)
def test_format_given(self, kwargs: Dict[str, Any], expected: str) -> None:
target_python = TargetPython(**kwargs)
actual = target_python.format_given()
assert actual == expected
@pytest.mark.parametrize(
"py_version_info, expected_version",
[
((), ""),
((2,), "2"),
((3,), "3"),
((3, 7), "37"),
((3, 7, 3), "37"),
# Check a minor version with two digits.
((3, 10, 1), "310"),
# Check that versions=None is passed to get_sorted_tags().
(None, None),
],
)
@mock.patch("pip._internal.models.target_python.get_supported")
def test_get_sorted_tags(
self,
mock_get_supported: mock.Mock,
py_version_info: Optional[Tuple[int, ...]],
expected_version: Optional[str],
) -> None:
dummy_tags = [Tag("py4", "none", "any"), Tag("py5", "none", "any")]
mock_get_supported.return_value = dummy_tags
target_python = TargetPython(py_version_info=py_version_info)
actual = target_python.get_sorted_tags()
assert actual == dummy_tags
assert mock_get_supported.call_args[1]["version"] == expected_version
# Check that the value was cached.
assert target_python._valid_tags == dummy_tags
def test_get_unsorted_tags__uses_cached_value(self) -> None:
"""
Test that get_unsorted_tags() uses the cached value.
"""
target_python = TargetPython(py_version_info=None)
target_python._valid_tags_set = {
Tag("py2", "none", "any"),
Tag("py3", "none", "any"),
}
actual = target_python.get_unsorted_tags()
assert actual == {Tag("py2", "none", "any"), Tag("py3", "none", "any")}