mirror of
https://github.com/pypa/pip
synced 2023-12-13 21:30:23 +01:00
500 lines
17 KiB
Python
500 lines
17 KiB
Python
import logging
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import sys
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import pytest
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from mock import Mock, patch
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from pkg_resources import Distribution, parse_version
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import pip._internal.pep425tags
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import pip._internal.wheel
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from pip._internal.exceptions import (
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BestVersionAlreadyInstalled, DistributionNotFound,
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)
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from pip._internal.index import (
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CandidateEvaluator, InstallationCandidate, Link, Search,
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)
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from pip._internal.models.target_python import TargetPython
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from pip._internal.req.constructors import install_req_from_line
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from tests.lib import make_test_finder
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def test_no_mpkg(data):
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"""Finder skips zipfiles with "macosx10" in the name."""
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finder = make_test_finder(find_links=[data.find_links])
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req = install_req_from_line("pkgwithmpkg")
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found = finder.find_requirement(req, False)
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assert found.url.endswith("pkgwithmpkg-1.0.tar.gz"), found
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def test_no_partial_name_match(data):
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"""Finder requires the full project name to match, not just beginning."""
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finder = make_test_finder(find_links=[data.find_links])
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req = install_req_from_line("gmpy")
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found = finder.find_requirement(req, False)
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assert found.url.endswith("gmpy-1.15.tar.gz"), found
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def test_tilde():
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"""Finder can accept a path with ~ in it and will normalize it."""
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with patch('pip._internal.index.os.path.exists', return_value=True):
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finder = make_test_finder(find_links=['~/python-pkgs'])
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req = install_req_from_line("gmpy")
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with pytest.raises(DistributionNotFound):
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finder.find_requirement(req, False)
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def test_duplicates_sort_ok(data):
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"""Finder successfully finds one of a set of duplicates in different
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locations"""
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finder = make_test_finder(find_links=[data.find_links, data.find_links2])
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req = install_req_from_line("duplicate")
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found = finder.find_requirement(req, False)
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assert found.url.endswith("duplicate-1.0.tar.gz"), found
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def test_finder_detects_latest_find_links(data):
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"""Test PackageFinder detects latest using find-links"""
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req = install_req_from_line('simple', None)
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finder = make_test_finder(find_links=[data.find_links])
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link = finder.find_requirement(req, False)
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assert link.url.endswith("simple-3.0.tar.gz")
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def test_incorrect_case_file_index(data):
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"""Test PackageFinder detects latest using wrong case"""
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req = install_req_from_line('dinner', None)
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finder = make_test_finder(index_urls=[data.find_links3])
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link = finder.find_requirement(req, False)
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assert link.url.endswith("Dinner-2.0.tar.gz")
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@pytest.mark.network
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def test_finder_detects_latest_already_satisfied_find_links(data):
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"""Test PackageFinder detects latest already satisfied using find-links"""
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req = install_req_from_line('simple', None)
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# the latest simple in local pkgs is 3.0
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latest_version = "3.0"
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satisfied_by = Mock(
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location="/path",
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parsed_version=parse_version(latest_version),
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version=latest_version
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)
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req.satisfied_by = satisfied_by
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finder = make_test_finder(find_links=[data.find_links])
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with pytest.raises(BestVersionAlreadyInstalled):
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finder.find_requirement(req, True)
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@pytest.mark.network
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def test_finder_detects_latest_already_satisfied_pypi_links():
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"""Test PackageFinder detects latest already satisfied using pypi links"""
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req = install_req_from_line('initools', None)
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# the latest initools on PyPI is 0.3.1
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latest_version = "0.3.1"
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satisfied_by = Mock(
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location="/path",
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parsed_version=parse_version(latest_version),
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version=latest_version,
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)
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req.satisfied_by = satisfied_by
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finder = make_test_finder(index_urls=["http://pypi.org/simple/"])
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with pytest.raises(BestVersionAlreadyInstalled):
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finder.find_requirement(req, True)
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class TestWheel:
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def test_skip_invalid_wheel_link(self, caplog, data):
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"""
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Test if PackageFinder skips invalid wheel filenames
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"""
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caplog.set_level(logging.DEBUG)
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req = install_req_from_line("invalid")
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# data.find_links contains "invalid.whl", which is an invalid wheel
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finder = make_test_finder(find_links=[data.find_links])
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with pytest.raises(DistributionNotFound):
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finder.find_requirement(req, True)
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assert 'Skipping link: invalid wheel filename:' in caplog.text
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def test_not_find_wheel_not_supported(self, data, monkeypatch):
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"""
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Test not finding an unsupported wheel.
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"""
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req = install_req_from_line("simple.dist")
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target_python = TargetPython()
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# Make sure no tags will match.
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target_python._valid_tags = []
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finder = make_test_finder(
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find_links=[data.find_links],
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target_python=target_python,
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)
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with pytest.raises(DistributionNotFound):
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finder.find_requirement(req, True)
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def test_find_wheel_supported(self, data, monkeypatch):
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"""
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Test finding supported wheel.
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"""
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monkeypatch.setattr(
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pip._internal.pep425tags,
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"get_supported",
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lambda **kw: [('py2', 'none', 'any')],
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)
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req = install_req_from_line("simple.dist")
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finder = make_test_finder(find_links=[data.find_links])
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found = finder.find_requirement(req, True)
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assert (
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found.url.endswith("simple.dist-0.1-py2.py3-none-any.whl")
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), found
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def test_wheel_over_sdist_priority(self, data):
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"""
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Test wheels have priority over sdists.
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`test_link_sorting` also covers this at lower level
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"""
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req = install_req_from_line("priority")
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finder = make_test_finder(find_links=[data.find_links])
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found = finder.find_requirement(req, True)
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assert found.url.endswith("priority-1.0-py2.py3-none-any.whl"), found
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def test_existing_over_wheel_priority(self, data):
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"""
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Test existing install has priority over wheels.
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`test_link_sorting` also covers this at a lower level
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"""
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req = install_req_from_line('priority', None)
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latest_version = "1.0"
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satisfied_by = Mock(
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location="/path",
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parsed_version=parse_version(latest_version),
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version=latest_version,
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)
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req.satisfied_by = satisfied_by
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finder = make_test_finder(find_links=[data.find_links])
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with pytest.raises(BestVersionAlreadyInstalled):
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finder.find_requirement(req, True)
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def test_link_sorting(self):
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"""
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Test link sorting
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"""
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links = [
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InstallationCandidate("simple", "2.0", Link('simple-2.0.tar.gz')),
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InstallationCandidate(
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"simple",
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"1.0",
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Link('simple-1.0-pyT-none-TEST.whl'),
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),
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InstallationCandidate(
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"simple",
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'1.0',
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Link('simple-1.0-pyT-TEST-any.whl'),
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),
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InstallationCandidate(
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"simple",
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'1.0',
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Link('simple-1.0-pyT-none-any.whl'),
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),
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InstallationCandidate(
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"simple",
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'1.0',
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Link('simple-1.0.tar.gz'),
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),
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]
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valid_tags = [
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('pyT', 'none', 'TEST'),
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('pyT', 'TEST', 'any'),
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('pyT', 'none', 'any'),
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]
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target_python = TargetPython()
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target_python._valid_tags = valid_tags
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evaluator = CandidateEvaluator(target_python=target_python)
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sort_key = evaluator._sort_key
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results = sorted(links, key=sort_key, reverse=True)
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results2 = sorted(reversed(links), key=sort_key, reverse=True)
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assert links == results == results2, results2
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def test_link_sorting_wheels_with_build_tags(self):
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"""Verify build tags affect sorting."""
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links = [
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InstallationCandidate(
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"simplewheel",
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"2.0",
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Link("simplewheel-2.0-1-py2.py3-none-any.whl"),
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),
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InstallationCandidate(
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"simplewheel",
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"2.0",
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Link("simplewheel-2.0-py2.py3-none-any.whl"),
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),
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InstallationCandidate(
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"simplewheel",
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"1.0",
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Link("simplewheel-1.0-py2.py3-none-any.whl"),
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),
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]
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finder = make_test_finder()
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sort_key = finder.candidate_evaluator._sort_key
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results = sorted(links, key=sort_key, reverse=True)
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results2 = sorted(reversed(links), key=sort_key, reverse=True)
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assert links == results == results2, results2
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def test_finder_priority_file_over_page(data):
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"""Test PackageFinder prefers file links over equivalent page links"""
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req = install_req_from_line('gmpy==1.15', None)
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finder = make_test_finder(
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find_links=[data.find_links],
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index_urls=["http://pypi.org/simple/"],
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)
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all_versions = finder.find_all_candidates(req.name)
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# 1 file InstallationCandidate followed by all https ones
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assert all_versions[0].location.scheme == 'file'
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assert all(version.location.scheme == 'https'
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for version in all_versions[1:]), all_versions
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link = finder.find_requirement(req, False)
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assert link.url.startswith("file://")
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def test_finder_priority_nonegg_over_eggfragments():
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"""Test PackageFinder prefers non-egg links over "#egg=" links"""
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req = install_req_from_line('bar==1.0', None)
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links = ['http://foo/bar.py#egg=bar-1.0', 'http://foo/bar-1.0.tar.gz']
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finder = make_test_finder(find_links=links)
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with patch.object(finder, "_get_pages", lambda x, y: []):
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all_versions = finder.find_all_candidates(req.name)
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assert all_versions[0].location.url.endswith('tar.gz')
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assert all_versions[1].location.url.endswith('#egg=bar-1.0')
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link = finder.find_requirement(req, False)
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assert link.url.endswith('tar.gz')
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links.reverse()
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finder = make_test_finder(find_links=links)
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with patch.object(finder, "_get_pages", lambda x, y: []):
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all_versions = finder.find_all_candidates(req.name)
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assert all_versions[0].location.url.endswith('tar.gz')
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assert all_versions[1].location.url.endswith('#egg=bar-1.0')
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link = finder.find_requirement(req, False)
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assert link.url.endswith('tar.gz')
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def test_finder_only_installs_stable_releases(data):
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"""
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Test PackageFinder only accepts stable versioned releases by default.
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"""
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req = install_req_from_line("bar", None)
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# using a local index (that has pre & dev releases)
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finder = make_test_finder(index_urls=[data.index_url("pre")])
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link = finder.find_requirement(req, False)
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assert link.url.endswith("bar-1.0.tar.gz"), link.url
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# using find-links
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links = ["https://foo/bar-1.0.tar.gz", "https://foo/bar-2.0b1.tar.gz"]
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finder = make_test_finder(find_links=links)
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with patch.object(finder, "_get_pages", lambda x, y: []):
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link = finder.find_requirement(req, False)
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assert link.url == "https://foo/bar-1.0.tar.gz"
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links.reverse()
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finder = make_test_finder(find_links=links)
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with patch.object(finder, "_get_pages", lambda x, y: []):
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link = finder.find_requirement(req, False)
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assert link.url == "https://foo/bar-1.0.tar.gz"
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def test_finder_only_installs_data_require(data):
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"""
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Test whether the PackageFinder understand data-python-requires
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This can optionally be exposed by a simple-repository to tell which
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distribution are compatible with which version of Python by adding a
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data-python-require to the anchor links.
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See pep 503 for more information.
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"""
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# using a local index (that has pre & dev releases)
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finder = make_test_finder(index_urls=[data.index_url("datarequire")])
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links = finder.find_all_candidates("fakepackage")
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expected = ['1.0.0', '9.9.9']
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if (2, 7) < sys.version_info < (3,):
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expected.append('2.7.0')
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elif sys.version_info > (3, 3):
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expected.append('3.3.0')
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assert {str(v.version) for v in links} == set(expected)
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def test_finder_installs_pre_releases(data):
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"""
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Test PackageFinder finds pre-releases if asked to.
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"""
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req = install_req_from_line("bar", None)
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# using a local index (that has pre & dev releases)
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finder = make_test_finder(
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index_urls=[data.index_url("pre")],
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allow_all_prereleases=True,
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)
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link = finder.find_requirement(req, False)
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assert link.url.endswith("bar-2.0b1.tar.gz"), link.url
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# using find-links
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links = ["https://foo/bar-1.0.tar.gz", "https://foo/bar-2.0b1.tar.gz"]
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finder = make_test_finder(find_links=links, allow_all_prereleases=True)
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with patch.object(finder, "_get_pages", lambda x, y: []):
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link = finder.find_requirement(req, False)
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assert link.url == "https://foo/bar-2.0b1.tar.gz"
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links.reverse()
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finder = make_test_finder(find_links=links, allow_all_prereleases=True)
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with patch.object(finder, "_get_pages", lambda x, y: []):
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link = finder.find_requirement(req, False)
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assert link.url == "https://foo/bar-2.0b1.tar.gz"
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def test_finder_installs_dev_releases(data):
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"""
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Test PackageFinder finds dev releases if asked to.
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"""
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req = install_req_from_line("bar", None)
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# using a local index (that has dev releases)
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finder = make_test_finder(
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index_urls=[data.index_url("dev")],
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allow_all_prereleases=True,
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)
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link = finder.find_requirement(req, False)
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assert link.url.endswith("bar-2.0.dev1.tar.gz"), link.url
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def test_finder_installs_pre_releases_with_version_spec():
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"""
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Test PackageFinder only accepts stable versioned releases by default.
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"""
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req = install_req_from_line("bar>=0.0.dev0", None)
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links = ["https://foo/bar-1.0.tar.gz", "https://foo/bar-2.0b1.tar.gz"]
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finder = make_test_finder(find_links=links)
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with patch.object(finder, "_get_pages", lambda x, y: []):
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link = finder.find_requirement(req, False)
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assert link.url == "https://foo/bar-2.0b1.tar.gz"
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links.reverse()
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finder = make_test_finder(find_links=links)
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with patch.object(finder, "_get_pages", lambda x, y: []):
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link = finder.find_requirement(req, False)
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assert link.url == "https://foo/bar-2.0b1.tar.gz"
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class TestCandidateEvaluator(object):
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# patch this for travis which has distribute in its base env for now
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@patch(
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'pip._internal.wheel.pkg_resources.get_distribution',
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lambda x: Distribution(project_name='setuptools', version='0.9')
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)
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def setup(self):
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self.search_name = 'pytest'
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self.canonical_name = 'pytest'
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self.evaluator = CandidateEvaluator()
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@pytest.mark.parametrize('url, expected_version', [
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('http:/yo/pytest-1.0.tar.gz', '1.0'),
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('http:/yo/pytest-1.0-py2.py3-none-any.whl', '1.0'),
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])
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def test_evaluate_link__match(self, url, expected_version):
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"""Test that 'pytest' archives match for 'pytest'"""
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link = Link(url)
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search = Search(
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supplied=self.search_name,
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canonical=self.canonical_name,
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formats=['source', 'binary'],
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)
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actual = self.evaluator.evaluate_link(link, search)
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assert actual == (True, expected_version)
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@pytest.mark.parametrize('url, expected_msg', [
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# TODO: Uncomment this test case when #1217 is fixed.
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# 'http:/yo/pytest-xdist-1.0.tar.gz',
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('http:/yo/pytest2-1.0.tar.gz',
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'Missing project version for pytest'),
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('http:/yo/pytest_xdist-1.0-py2.py3-none-any.whl',
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'wrong project name (not pytest)'),
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])
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def test_evaluate_link__substring_fails(self, url, expected_msg):
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"""Test that 'pytest<something> archives won't match for 'pytest'."""
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link = Link(url)
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search = Search(
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supplied=self.search_name,
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canonical=self.canonical_name,
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formats=['source', 'binary'],
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)
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actual = self.evaluator.evaluate_link(link, search)
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assert actual == (False, expected_msg)
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def test_get_index_urls_locations():
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"""Check that the canonical name is on all indexes"""
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finder = make_test_finder(index_urls=['file://index1/', 'file://index2'])
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locations = finder._get_index_urls_locations(
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install_req_from_line('Complex_Name').name)
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assert locations == ['file://index1/complex-name/',
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'file://index2/complex-name/']
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def test_find_all_candidates_nothing():
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"""Find nothing without anything"""
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finder = make_test_finder()
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assert not finder.find_all_candidates('pip')
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def test_find_all_candidates_find_links(data):
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finder = make_test_finder(find_links=[data.find_links])
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versions = finder.find_all_candidates('simple')
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assert [str(v.version) for v in versions] == ['3.0', '2.0', '1.0']
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def test_find_all_candidates_index(data):
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finder = make_test_finder(index_urls=[data.index_url('simple')])
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versions = finder.find_all_candidates('simple')
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assert [str(v.version) for v in versions] == ['1.0']
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def test_find_all_candidates_find_links_and_index(data):
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finder = make_test_finder(
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find_links=[data.find_links],
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index_urls=[data.index_url('simple')],
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)
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versions = finder.find_all_candidates('simple')
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# first the find-links versions then the page versions
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assert [str(v.version) for v in versions] == ['3.0', '2.0', '1.0', '1.0']
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