mirror of https://github.com/pypa/pip
806 lines
28 KiB
Python
806 lines
28 KiB
Python
import logging
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import pytest
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from pip._vendor.packaging.specifiers import SpecifierSet
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from pip._internal.index.collector import LinkCollector
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from pip._internal.index.package_finder import (
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CandidateEvaluator,
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CandidatePreferences,
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FormatControl,
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LinkEvaluator,
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PackageFinder,
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_check_link_requires_python,
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_extract_version_from_fragment,
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_find_name_version_sep,
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filter_unallowed_hashes,
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)
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from pip._internal.models.link import Link
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from pip._internal.models.search_scope import SearchScope
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from pip._internal.models.selection_prefs import SelectionPreferences
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from pip._internal.models.target_python import TargetPython
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from pip._internal.network.session import PipSession
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from pip._internal.utils.compatibility_tags import get_supported
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from pip._internal.utils.hashes import Hashes
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from tests.lib import CURRENT_PY_VERSION_INFO
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from tests.lib.index import make_mock_candidate
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@pytest.mark.parametrize('requires_python, expected', [
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('== 3.6.4', False),
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('== 3.6.5', True),
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# Test an invalid Requires-Python value.
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('invalid', True),
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])
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def test_check_link_requires_python(requires_python, expected):
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version_info = (3, 6, 5)
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link = Link('https://example.com', requires_python=requires_python)
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actual = _check_link_requires_python(link, version_info)
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assert actual == expected
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def check_caplog(caplog, expected_level, expected_message):
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assert len(caplog.records) == 1
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record = caplog.records[0]
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assert record.levelname == expected_level
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assert record.message == expected_message
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@pytest.mark.parametrize('ignore_requires_python, expected', [
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(None, (
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False, 'DEBUG',
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"Link requires a different Python (3.6.5 not in: '== 3.6.4'): "
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"https://example.com"
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)),
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(True, (
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True, 'DEBUG',
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"Ignoring failed Requires-Python check (3.6.5 not in: '== 3.6.4') "
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"for link: https://example.com"
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)),
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])
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def test_check_link_requires_python__incompatible_python(
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caplog, ignore_requires_python, expected,
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):
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"""
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Test an incompatible Python.
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"""
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expected_return, expected_level, expected_message = expected
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link = Link('https://example.com', requires_python='== 3.6.4')
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caplog.set_level(logging.DEBUG)
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actual = _check_link_requires_python(
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link, version_info=(3, 6, 5),
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ignore_requires_python=ignore_requires_python,
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)
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assert actual == expected_return
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check_caplog(caplog, expected_level, expected_message)
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def test_check_link_requires_python__invalid_requires(caplog):
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"""
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Test the log message for an invalid Requires-Python.
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"""
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link = Link('https://example.com', requires_python='invalid')
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caplog.set_level(logging.DEBUG)
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actual = _check_link_requires_python(link, version_info=(3, 6, 5))
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assert actual
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expected_message = (
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"Ignoring invalid Requires-Python ('invalid') for link: "
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"https://example.com"
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)
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check_caplog(caplog, 'DEBUG', expected_message)
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class TestLinkEvaluator:
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@pytest.mark.parametrize(
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'py_version_info,ignore_requires_python,expected', [
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((3, 6, 5), None, (True, '1.12')),
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# Test an incompatible Python.
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((3, 6, 4), None, (False, None)),
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# Test an incompatible Python with ignore_requires_python=True.
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((3, 6, 4), True, (True, '1.12')),
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],
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)
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def test_evaluate_link(
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self, py_version_info, ignore_requires_python, expected,
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):
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target_python = TargetPython(py_version_info=py_version_info)
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evaluator = LinkEvaluator(
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project_name='twine',
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canonical_name='twine',
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formats={'source'},
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target_python=target_python,
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allow_yanked=True,
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ignore_requires_python=ignore_requires_python,
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)
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link = Link(
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'https://example.com/#egg=twine-1.12',
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requires_python='== 3.6.5',
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)
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actual = evaluator.evaluate_link(link)
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assert actual == expected
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@pytest.mark.parametrize('yanked_reason, allow_yanked, expected', [
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(None, True, (True, '1.12')),
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(None, False, (True, '1.12')),
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('', True, (True, '1.12')),
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('', False, (False, 'yanked for reason: <none given>')),
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('bad metadata', True, (True, '1.12')),
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('bad metadata', False,
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(False, 'yanked for reason: bad metadata')),
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# Test a unicode string with a non-ascii character.
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(u'curly quote: \u2018', True, (True, '1.12')),
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(u'curly quote: \u2018', False,
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(False, u'yanked for reason: curly quote: \u2018')),
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])
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def test_evaluate_link__allow_yanked(
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self, yanked_reason, allow_yanked, expected,
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):
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target_python = TargetPython(py_version_info=(3, 6, 4))
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evaluator = LinkEvaluator(
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project_name='twine',
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canonical_name='twine',
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formats={'source'},
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target_python=target_python,
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allow_yanked=allow_yanked,
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)
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link = Link(
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'https://example.com/#egg=twine-1.12',
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yanked_reason=yanked_reason,
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)
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actual = evaluator.evaluate_link(link)
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assert actual == expected
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def test_evaluate_link__incompatible_wheel(self):
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"""
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Test an incompatible wheel.
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"""
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target_python = TargetPython(py_version_info=(3, 6, 4))
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# Set the valid tags to an empty list to make sure nothing matches.
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target_python._valid_tags = []
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evaluator = LinkEvaluator(
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project_name='sample',
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canonical_name='sample',
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formats={'binary'},
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target_python=target_python,
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allow_yanked=True,
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)
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link = Link('https://example.com/sample-1.0-py2.py3-none-any.whl')
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actual = evaluator.evaluate_link(link)
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expected = (
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False, "none of the wheel's tags match: py2-none-any, py3-none-any"
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)
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assert actual == expected
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@pytest.mark.parametrize('hex_digest, expected_versions', [
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(None, ['1.0', '1.1', '1.2']),
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(64 * 'a', ['1.0', '1.1']),
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(64 * 'b', ['1.0', '1.2']),
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(64 * 'c', ['1.0', '1.1', '1.2']),
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])
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def test_filter_unallowed_hashes(hex_digest, expected_versions):
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candidates = [
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make_mock_candidate('1.0'),
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make_mock_candidate('1.1', hex_digest=(64 * 'a')),
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make_mock_candidate('1.2', hex_digest=(64 * 'b')),
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]
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hashes_data = {
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'sha256': [hex_digest],
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}
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hashes = Hashes(hashes_data)
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actual = filter_unallowed_hashes(
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candidates, hashes=hashes, project_name='my-project',
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)
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actual_versions = [str(candidate.version) for candidate in actual]
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assert actual_versions == expected_versions
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# Check that the return value is always different from the given value.
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assert actual is not candidates
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def test_filter_unallowed_hashes__no_hashes(caplog):
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caplog.set_level(logging.DEBUG)
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candidates = [
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make_mock_candidate('1.0'),
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make_mock_candidate('1.1'),
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]
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actual = filter_unallowed_hashes(
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candidates, hashes=Hashes(), project_name='my-project',
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)
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# Check that the return value is a copy.
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assert actual == candidates
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assert actual is not candidates
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expected_message = (
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"Given no hashes to check 2 links for project 'my-project': "
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"discarding no candidates"
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)
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check_caplog(caplog, 'DEBUG', expected_message)
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def test_filter_unallowed_hashes__log_message_with_match(caplog):
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caplog.set_level(logging.DEBUG)
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# Test 1 match, 2 non-matches, 3 no hashes so all 3 values will be
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# different.
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candidates = [
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make_mock_candidate('1.0'),
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make_mock_candidate('1.1',),
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make_mock_candidate('1.2',),
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make_mock_candidate('1.3', hex_digest=(64 * 'a')),
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make_mock_candidate('1.4', hex_digest=(64 * 'b')),
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make_mock_candidate('1.5', hex_digest=(64 * 'c')),
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]
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hashes_data = {
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'sha256': [64 * 'a', 64 * 'd'],
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}
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hashes = Hashes(hashes_data)
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actual = filter_unallowed_hashes(
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candidates, hashes=hashes, project_name='my-project',
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)
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assert len(actual) == 4
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expected_message = (
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"Checked 6 links for project 'my-project' against 2 hashes "
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"(1 matches, 3 no digest): discarding 2 non-matches:\n"
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" https://example.com/pkg-1.4.tar.gz#sha256="
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"bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb\n"
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" https://example.com/pkg-1.5.tar.gz#sha256="
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"cccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccc"
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)
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check_caplog(caplog, 'DEBUG', expected_message)
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def test_filter_unallowed_hashes__log_message_with_no_match(caplog):
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caplog.set_level(logging.DEBUG)
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candidates = [
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make_mock_candidate('1.0'),
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make_mock_candidate('1.1', hex_digest=(64 * 'b')),
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make_mock_candidate('1.2', hex_digest=(64 * 'c')),
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]
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hashes_data = {
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'sha256': [64 * 'a', 64 * 'd'],
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}
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hashes = Hashes(hashes_data)
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actual = filter_unallowed_hashes(
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candidates, hashes=hashes, project_name='my-project',
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)
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assert len(actual) == 3
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expected_message = (
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"Checked 3 links for project 'my-project' against 2 hashes "
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"(0 matches, 1 no digest): discarding no candidates"
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)
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check_caplog(caplog, 'DEBUG', expected_message)
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class TestCandidateEvaluator:
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@pytest.mark.parametrize('allow_all_prereleases, prefer_binary', [
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(False, False),
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(False, True),
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(True, False),
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(True, True),
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])
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def test_create(self, allow_all_prereleases, prefer_binary):
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target_python = TargetPython()
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target_python._valid_tags = [('py36', 'none', 'any')]
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specifier = SpecifierSet()
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evaluator = CandidateEvaluator.create(
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project_name='my-project',
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target_python=target_python,
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allow_all_prereleases=allow_all_prereleases,
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prefer_binary=prefer_binary,
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specifier=specifier,
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)
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assert evaluator._allow_all_prereleases == allow_all_prereleases
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assert evaluator._prefer_binary == prefer_binary
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assert evaluator._specifier is specifier
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assert evaluator._supported_tags == [('py36', 'none', 'any')]
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def test_create__target_python_none(self):
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"""
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Test passing target_python=None.
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"""
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evaluator = CandidateEvaluator.create('my-project')
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expected_tags = get_supported()
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assert evaluator._supported_tags == expected_tags
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def test_create__specifier_none(self):
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"""
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Test passing specifier=None.
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"""
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evaluator = CandidateEvaluator.create('my-project')
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expected_specifier = SpecifierSet()
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assert evaluator._specifier == expected_specifier
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def test_get_applicable_candidates(self):
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specifier = SpecifierSet('<= 1.11')
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versions = ['1.10', '1.11', '1.12']
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candidates = [
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make_mock_candidate(version) for version in versions
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]
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evaluator = CandidateEvaluator.create(
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'my-project',
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specifier=specifier,
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)
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actual = evaluator.get_applicable_candidates(candidates)
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expected_applicable = candidates[:2]
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assert [str(c.version) for c in expected_applicable] == [
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'1.10',
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'1.11',
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]
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assert actual == expected_applicable
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@pytest.mark.parametrize('specifier, expected_versions', [
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# Test no version constraint.
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(SpecifierSet(), ['1.0', '1.2']),
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# Test a version constraint that excludes the candidate whose
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# hash matches. Then the non-allowed hash is a candidate.
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(SpecifierSet('<= 1.1'), ['1.0', '1.1']),
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])
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def test_get_applicable_candidates__hashes(
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self, specifier, expected_versions,
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):
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"""
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Test a non-None hashes value.
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"""
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candidates = [
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make_mock_candidate('1.0'),
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make_mock_candidate('1.1', hex_digest=(64 * 'a')),
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make_mock_candidate('1.2', hex_digest=(64 * 'b')),
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]
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hashes_data = {
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'sha256': [64 * 'b'],
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}
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hashes = Hashes(hashes_data)
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evaluator = CandidateEvaluator.create(
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'my-project',
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specifier=specifier,
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hashes=hashes,
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)
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actual = evaluator.get_applicable_candidates(candidates)
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actual_versions = [str(c.version) for c in actual]
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assert actual_versions == expected_versions
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def test_compute_best_candidate(self):
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specifier = SpecifierSet('<= 1.11')
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versions = ['1.10', '1.11', '1.12']
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candidates = [
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make_mock_candidate(version) for version in versions
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]
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evaluator = CandidateEvaluator.create(
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'my-project',
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specifier=specifier,
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)
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result = evaluator.compute_best_candidate(candidates)
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assert result._candidates == candidates
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expected_applicable = candidates[:2]
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assert [str(c.version) for c in expected_applicable] == [
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'1.10',
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'1.11',
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]
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assert result._applicable_candidates == expected_applicable
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assert result.best_candidate is expected_applicable[1]
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def test_compute_best_candidate__none_best(self):
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"""
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Test returning a None best candidate.
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"""
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specifier = SpecifierSet('<= 1.10')
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versions = ['1.11', '1.12']
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candidates = [
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make_mock_candidate(version) for version in versions
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]
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evaluator = CandidateEvaluator.create(
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'my-project',
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specifier=specifier,
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)
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result = evaluator.compute_best_candidate(candidates)
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assert result._candidates == candidates
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assert result._applicable_candidates == []
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assert result.best_candidate is None
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@pytest.mark.parametrize('hex_digest, expected', [
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# Test a link with no hash.
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(None, 0),
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# Test a link with an allowed hash.
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(64 * 'a', 1),
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# Test a link with a hash that isn't allowed.
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(64 * 'b', 0),
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])
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def test_sort_key__hash(self, hex_digest, expected):
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"""
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Test the effect of the link's hash on _sort_key()'s return value.
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"""
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candidate = make_mock_candidate('1.0', hex_digest=hex_digest)
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hashes_data = {
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'sha256': [64 * 'a'],
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}
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hashes = Hashes(hashes_data)
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evaluator = CandidateEvaluator.create('my-project', hashes=hashes)
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sort_value = evaluator._sort_key(candidate)
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# The hash is reflected in the first element of the tuple.
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actual = sort_value[0]
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assert actual == expected
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@pytest.mark.parametrize('yanked_reason, expected', [
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# Test a non-yanked file.
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(None, 0),
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# Test a yanked file (has a lower value than non-yanked).
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('bad metadata', -1),
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])
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def test_sort_key__is_yanked(self, yanked_reason, expected):
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"""
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Test the effect of is_yanked on _sort_key()'s return value.
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"""
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candidate = make_mock_candidate('1.0', yanked_reason=yanked_reason)
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evaluator = CandidateEvaluator.create('my-project')
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sort_value = evaluator._sort_key(candidate)
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# Yanked / non-yanked is reflected in the second element of the tuple.
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actual = sort_value[1]
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assert actual == expected
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def test_sort_best_candidate__no_candidates(self):
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"""
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Test passing an empty list.
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"""
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evaluator = CandidateEvaluator.create('my-project')
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actual = evaluator.sort_best_candidate([])
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assert actual is None
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def test_sort_best_candidate__best_yanked_but_not_all(
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self, caplog,
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):
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"""
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Test the best candidates being yanked, but not all.
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"""
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caplog.set_level(logging.INFO)
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candidates = [
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make_mock_candidate('4.0', yanked_reason='bad metadata #4'),
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# Put the best candidate in the middle, to test sorting.
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make_mock_candidate('2.0'),
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make_mock_candidate('3.0', yanked_reason='bad metadata #3'),
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make_mock_candidate('1.0'),
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]
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expected_best = candidates[1]
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evaluator = CandidateEvaluator.create('my-project')
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actual = evaluator.sort_best_candidate(candidates)
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assert actual is expected_best
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assert str(actual.version) == '2.0'
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# Check the log messages.
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assert len(caplog.records) == 0
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|
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class TestPackageFinder:
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|
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@pytest.mark.parametrize('allow_all_prereleases, prefer_binary', [
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(False, False),
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(False, True),
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(True, False),
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(True, True),
|
|
])
|
|
def test_create__candidate_prefs(
|
|
self, allow_all_prereleases, prefer_binary,
|
|
):
|
|
"""
|
|
Test that the _candidate_prefs attribute is set correctly.
|
|
"""
|
|
link_collector = LinkCollector(
|
|
session=PipSession(),
|
|
search_scope=SearchScope([], []),
|
|
)
|
|
selection_prefs = SelectionPreferences(
|
|
allow_yanked=True,
|
|
allow_all_prereleases=allow_all_prereleases,
|
|
prefer_binary=prefer_binary,
|
|
)
|
|
finder = PackageFinder.create(
|
|
link_collector=link_collector,
|
|
selection_prefs=selection_prefs,
|
|
)
|
|
candidate_prefs = finder._candidate_prefs
|
|
assert candidate_prefs.allow_all_prereleases == allow_all_prereleases
|
|
assert candidate_prefs.prefer_binary == prefer_binary
|
|
|
|
def test_create__link_collector(self):
|
|
"""
|
|
Test that the _link_collector attribute is set correctly.
|
|
"""
|
|
link_collector = LinkCollector(
|
|
session=PipSession(),
|
|
search_scope=SearchScope([], []),
|
|
)
|
|
finder = PackageFinder.create(
|
|
link_collector=link_collector,
|
|
selection_prefs=SelectionPreferences(allow_yanked=True),
|
|
)
|
|
|
|
assert finder._link_collector is link_collector
|
|
|
|
def test_create__target_python(self):
|
|
"""
|
|
Test that the _target_python attribute is set correctly.
|
|
"""
|
|
link_collector = LinkCollector(
|
|
session=PipSession(),
|
|
search_scope=SearchScope([], []),
|
|
)
|
|
target_python = TargetPython(py_version_info=(3, 7, 3))
|
|
finder = PackageFinder.create(
|
|
link_collector=link_collector,
|
|
selection_prefs=SelectionPreferences(allow_yanked=True),
|
|
target_python=target_python,
|
|
)
|
|
actual_target_python = finder._target_python
|
|
# The target_python attribute should be set as is.
|
|
assert actual_target_python is target_python
|
|
# Check that the attributes weren't reset.
|
|
assert actual_target_python.py_version_info == (3, 7, 3)
|
|
|
|
def test_create__target_python_none(self):
|
|
"""
|
|
Test passing target_python=None.
|
|
"""
|
|
link_collector = LinkCollector(
|
|
session=PipSession(),
|
|
search_scope=SearchScope([], []),
|
|
)
|
|
finder = PackageFinder.create(
|
|
link_collector=link_collector,
|
|
selection_prefs=SelectionPreferences(allow_yanked=True),
|
|
target_python=None,
|
|
)
|
|
# Spot-check the default TargetPython object.
|
|
actual_target_python = finder._target_python
|
|
assert actual_target_python._given_py_version_info is None
|
|
assert actual_target_python.py_version_info == CURRENT_PY_VERSION_INFO
|
|
|
|
@pytest.mark.parametrize('allow_yanked', [False, True])
|
|
def test_create__allow_yanked(self, allow_yanked):
|
|
"""
|
|
Test that the _allow_yanked attribute is set correctly.
|
|
"""
|
|
link_collector = LinkCollector(
|
|
session=PipSession(),
|
|
search_scope=SearchScope([], []),
|
|
)
|
|
selection_prefs = SelectionPreferences(allow_yanked=allow_yanked)
|
|
finder = PackageFinder.create(
|
|
link_collector=link_collector,
|
|
selection_prefs=selection_prefs,
|
|
)
|
|
assert finder._allow_yanked == allow_yanked
|
|
|
|
@pytest.mark.parametrize('ignore_requires_python', [False, True])
|
|
def test_create__ignore_requires_python(self, ignore_requires_python):
|
|
"""
|
|
Test that the _ignore_requires_python attribute is set correctly.
|
|
"""
|
|
link_collector = LinkCollector(
|
|
session=PipSession(),
|
|
search_scope=SearchScope([], []),
|
|
)
|
|
selection_prefs = SelectionPreferences(
|
|
allow_yanked=True,
|
|
ignore_requires_python=ignore_requires_python,
|
|
)
|
|
finder = PackageFinder.create(
|
|
link_collector=link_collector,
|
|
selection_prefs=selection_prefs,
|
|
)
|
|
assert finder._ignore_requires_python == ignore_requires_python
|
|
|
|
def test_create__format_control(self):
|
|
"""
|
|
Test that the format_control attribute is set correctly.
|
|
"""
|
|
link_collector = LinkCollector(
|
|
session=PipSession(),
|
|
search_scope=SearchScope([], []),
|
|
)
|
|
format_control = FormatControl(set(), {':all:'})
|
|
selection_prefs = SelectionPreferences(
|
|
allow_yanked=True,
|
|
format_control=format_control,
|
|
)
|
|
finder = PackageFinder.create(
|
|
link_collector=link_collector,
|
|
selection_prefs=selection_prefs,
|
|
)
|
|
actual_format_control = finder.format_control
|
|
assert actual_format_control is format_control
|
|
# Check that the attributes weren't reset.
|
|
assert actual_format_control.only_binary == {':all:'}
|
|
|
|
@pytest.mark.parametrize(
|
|
'allow_yanked, ignore_requires_python, only_binary, expected_formats',
|
|
[
|
|
(False, False, {}, frozenset({'binary', 'source'})),
|
|
# Test allow_yanked=True.
|
|
(True, False, {}, frozenset({'binary', 'source'})),
|
|
# Test ignore_requires_python=True.
|
|
(False, True, {}, frozenset({'binary', 'source'})),
|
|
# Test a non-trivial only_binary.
|
|
(False, False, {'twine'}, frozenset({'binary'})),
|
|
]
|
|
)
|
|
def test_make_link_evaluator(
|
|
self, allow_yanked, ignore_requires_python, only_binary,
|
|
expected_formats,
|
|
):
|
|
# Create a test TargetPython that we can check for.
|
|
target_python = TargetPython(py_version_info=(3, 7))
|
|
format_control = FormatControl(set(), only_binary)
|
|
|
|
link_collector = LinkCollector(
|
|
session=PipSession(),
|
|
search_scope=SearchScope([], []),
|
|
)
|
|
|
|
finder = PackageFinder(
|
|
link_collector=link_collector,
|
|
target_python=target_python,
|
|
allow_yanked=allow_yanked,
|
|
format_control=format_control,
|
|
ignore_requires_python=ignore_requires_python,
|
|
)
|
|
|
|
# Pass a project_name that will be different from canonical_name.
|
|
link_evaluator = finder.make_link_evaluator('Twine')
|
|
|
|
assert link_evaluator.project_name == 'Twine'
|
|
assert link_evaluator._canonical_name == 'twine'
|
|
assert link_evaluator._allow_yanked == allow_yanked
|
|
assert link_evaluator._ignore_requires_python == ignore_requires_python
|
|
assert link_evaluator._formats == expected_formats
|
|
|
|
# Test the _target_python attribute.
|
|
actual_target_python = link_evaluator._target_python
|
|
# The target_python attribute should be set as is.
|
|
assert actual_target_python is target_python
|
|
# For good measure, check that the attributes weren't reset.
|
|
assert actual_target_python._given_py_version_info == (3, 7)
|
|
assert actual_target_python.py_version_info == (3, 7, 0)
|
|
|
|
@pytest.mark.parametrize('allow_all_prereleases, prefer_binary', [
|
|
(False, False),
|
|
(False, True),
|
|
(True, False),
|
|
(True, True),
|
|
])
|
|
def test_make_candidate_evaluator(
|
|
self, allow_all_prereleases, prefer_binary,
|
|
):
|
|
target_python = TargetPython()
|
|
target_python._valid_tags = [('py36', 'none', 'any')]
|
|
candidate_prefs = CandidatePreferences(
|
|
prefer_binary=prefer_binary,
|
|
allow_all_prereleases=allow_all_prereleases,
|
|
)
|
|
link_collector = LinkCollector(
|
|
session=PipSession(),
|
|
search_scope=SearchScope([], []),
|
|
)
|
|
finder = PackageFinder(
|
|
link_collector=link_collector,
|
|
target_python=target_python,
|
|
allow_yanked=True,
|
|
candidate_prefs=candidate_prefs,
|
|
)
|
|
|
|
specifier = SpecifierSet()
|
|
# Pass hashes to check that _hashes is set.
|
|
hashes = Hashes({'sha256': [64 * 'a']})
|
|
evaluator = finder.make_candidate_evaluator(
|
|
'my-project',
|
|
specifier=specifier,
|
|
hashes=hashes,
|
|
)
|
|
assert evaluator._allow_all_prereleases == allow_all_prereleases
|
|
assert evaluator._hashes == hashes
|
|
assert evaluator._prefer_binary == prefer_binary
|
|
assert evaluator._project_name == 'my-project'
|
|
assert evaluator._specifier is specifier
|
|
assert evaluator._supported_tags == [('py36', 'none', 'any')]
|
|
|
|
|
|
@pytest.mark.parametrize(
|
|
("fragment", "canonical_name", "expected"),
|
|
[
|
|
# Trivial.
|
|
("pip-18.0", "pip", 3),
|
|
("zope-interface-4.5.0", "zope-interface", 14),
|
|
|
|
# Canonicalized name match non-canonicalized egg info. (pypa/pip#5870)
|
|
("Jinja2-2.10", "jinja2", 6),
|
|
("zope.interface-4.5.0", "zope-interface", 14),
|
|
("zope_interface-4.5.0", "zope-interface", 14),
|
|
|
|
# Should be smart enough to parse ambiguous names from the provided
|
|
# package name.
|
|
("foo-2-2", "foo", 3),
|
|
("foo-2-2", "foo-2", 5),
|
|
|
|
# Should be able to detect collapsed characters in the egg info.
|
|
("foo--bar-1.0", "foo-bar", 8),
|
|
("foo-_bar-1.0", "foo-bar", 8),
|
|
|
|
# The package name must not ends with a dash (PEP 508), so the first
|
|
# dash would be the separator, not the second.
|
|
("zope.interface--4.5.0", "zope-interface", 14),
|
|
("zope.interface--", "zope-interface", 14),
|
|
|
|
# The version part is missing, but the split function does not care.
|
|
("zope.interface-", "zope-interface", 14),
|
|
],
|
|
)
|
|
def test_find_name_version_sep(fragment, canonical_name, expected):
|
|
index = _find_name_version_sep(fragment, canonical_name)
|
|
assert index == expected
|
|
|
|
|
|
@pytest.mark.parametrize(
|
|
("fragment", "canonical_name"),
|
|
[
|
|
# A dash must follow the package name.
|
|
("zope.interface4.5.0", "zope-interface"),
|
|
("zope.interface.4.5.0", "zope-interface"),
|
|
("zope.interface.-4.5.0", "zope-interface"),
|
|
("zope.interface", "zope-interface"),
|
|
],
|
|
)
|
|
def test_find_name_version_sep_failure(fragment, canonical_name):
|
|
with pytest.raises(ValueError) as ctx:
|
|
_find_name_version_sep(fragment, canonical_name)
|
|
message = "{} does not match {}".format(fragment, canonical_name)
|
|
assert str(ctx.value) == message
|
|
|
|
|
|
@pytest.mark.parametrize(
|
|
("fragment", "canonical_name", "expected"),
|
|
[
|
|
# Trivial.
|
|
("pip-18.0", "pip", "18.0"),
|
|
("zope-interface-4.5.0", "zope-interface", "4.5.0"),
|
|
|
|
# Canonicalized name match non-canonicalized egg info. (pypa/pip#5870)
|
|
("Jinja2-2.10", "jinja2", "2.10"),
|
|
("zope.interface-4.5.0", "zope-interface", "4.5.0"),
|
|
("zope_interface-4.5.0", "zope-interface", "4.5.0"),
|
|
|
|
# Should be smart enough to parse ambiguous names from the provided
|
|
# package name.
|
|
("foo-2-2", "foo", "2-2"),
|
|
("foo-2-2", "foo-2", "2"),
|
|
("zope.interface--4.5.0", "zope-interface", "-4.5.0"),
|
|
("zope.interface--", "zope-interface", "-"),
|
|
|
|
# Should be able to detect collapsed characters in the egg info.
|
|
("foo--bar-1.0", "foo-bar", "1.0"),
|
|
("foo-_bar-1.0", "foo-bar", "1.0"),
|
|
|
|
# Invalid.
|
|
("the-package-name-8.19", "does-not-match", None),
|
|
("zope.interface.-4.5.0", "zope.interface", None),
|
|
("zope.interface-", "zope-interface", None),
|
|
("zope.interface4.5.0", "zope-interface", None),
|
|
("zope.interface.4.5.0", "zope-interface", None),
|
|
("zope.interface.-4.5.0", "zope-interface", None),
|
|
("zope.interface", "zope-interface", None),
|
|
],
|
|
)
|
|
def test_extract_version_from_fragment(fragment, canonical_name, expected):
|
|
version = _extract_version_from_fragment(fragment, canonical_name)
|
|
assert version == expected
|