mirror of https://github.com/pypa/pip
427 lines
14 KiB
Python
427 lines
14 KiB
Python
import os
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import sys
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import textwrap
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import pytest
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from tests.lib import assert_all_changes, pyversion
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from tests.lib.local_repos import local_checkout
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def test_no_upgrade_unless_requested(script):
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"""
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No upgrade if not specifically requested.
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"""
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script.pip('install', 'INITools==0.1', expect_error=True)
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result = script.pip('install', 'INITools', expect_error=True)
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assert not result.files_created, (
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'pip install INITools upgraded when it should not have'
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)
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def test_invalid_upgrade_strategy_causes_error(script):
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"""
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It errors out when the upgrade-strategy is an invalid/unrecognised one
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"""
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result = script.pip_install_local(
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'--upgrade', '--upgrade-strategy=bazinga', 'simple',
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expect_error=True
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)
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assert result.returncode
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assert "invalid choice" in result.stderr
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def test_only_if_needed_does_not_upgrade_deps_when_satisfied(script):
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"""
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It doesn't upgrade a dependency if it already satisfies the requirements.
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"""
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script.pip_install_local('simple==2.0', expect_error=True)
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result = script.pip_install_local(
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'--upgrade', '--upgrade-strategy=only-if-needed', 'require_simple',
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expect_error=True
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)
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assert (
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(script.site_packages / 'require_simple-1.0-py%s.egg-info' % pyversion)
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not in result.files_deleted
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), "should have installed require_simple==1.0"
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assert (
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(script.site_packages / 'simple-2.0-py%s.egg-info' % pyversion)
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not in result.files_deleted
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), "should not have uninstalled simple==2.0"
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assert (
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"Requirement already satisfied, skipping upgrade: simple"
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in result.stdout
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), "did not print correct message for not-upgraded requirement"
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def test_only_if_needed_does_upgrade_deps_when_no_longer_satisfied(script):
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"""
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It does upgrade a dependency if it no longer satisfies the requirements.
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"""
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script.pip_install_local('simple==1.0', expect_error=True)
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result = script.pip_install_local(
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'--upgrade', '--upgrade-strategy=only-if-needed', 'require_simple',
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expect_error=True
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)
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assert (
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(script.site_packages / 'require_simple-1.0-py%s.egg-info' % pyversion)
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not in result.files_deleted
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), "should have installed require_simple==1.0"
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assert (
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script.site_packages / 'simple-3.0-py%s.egg-info' %
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pyversion in result.files_created
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), "should have installed simple==3.0"
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assert (
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script.site_packages / 'simple-1.0-py%s.egg-info' %
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pyversion in result.files_deleted
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), "should have uninstalled simple==1.0"
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def test_eager_does_upgrade_dependecies_when_currently_satisfied(script):
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"""
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It does upgrade a dependency even if it already satisfies the requirements.
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"""
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script.pip_install_local('simple==2.0', expect_error=True)
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result = script.pip_install_local(
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'--upgrade', '--upgrade-strategy=eager', 'require_simple',
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expect_error=True
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)
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assert (
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(script.site_packages / 'require_simple-1.0-py%s.egg-info' % pyversion)
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not in result.files_deleted
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), "should have installed require_simple==1.0"
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assert (
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(script.site_packages / 'simple-2.0-py%s.egg-info' % pyversion)
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in result.files_deleted
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), "should have uninstalled simple==2.0"
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def test_eager_does_upgrade_dependecies_when_no_longer_satisfied(script):
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"""
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It does upgrade a dependency if it no longer satisfies the requirements.
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"""
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script.pip_install_local('simple==1.0', expect_error=True)
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result = script.pip_install_local(
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'--upgrade', '--upgrade-strategy=eager', 'require_simple',
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expect_error=True
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)
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assert (
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(script.site_packages / 'require_simple-1.0-py%s.egg-info' % pyversion)
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not in result.files_deleted
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), "should have installed require_simple==1.0"
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assert (
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script.site_packages / 'simple-3.0-py%s.egg-info' %
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pyversion in result.files_created
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), "should have installed simple==3.0"
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assert (
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script.site_packages / 'simple-1.0-py%s.egg-info' %
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pyversion in result.files_deleted
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), "should have uninstalled simple==1.0"
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@pytest.mark.network
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def test_upgrade_to_specific_version(script):
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"""
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It does upgrade to specific version requested.
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"""
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script.pip('install', 'INITools==0.1', expect_error=True)
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result = script.pip('install', 'INITools==0.2', expect_error=True)
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assert result.files_created, (
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'pip install with specific version did not upgrade'
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)
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assert (
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script.site_packages / 'INITools-0.1-py%s.egg-info' %
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pyversion in result.files_deleted
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)
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assert (
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script.site_packages / 'INITools-0.2-py%s.egg-info' %
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pyversion in result.files_created
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)
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@pytest.mark.network
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def test_upgrade_if_requested(script):
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"""
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And it does upgrade if requested.
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"""
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script.pip('install', 'INITools==0.1', expect_error=True)
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result = script.pip('install', '--upgrade', 'INITools', expect_error=True)
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assert result.files_created, 'pip install --upgrade did not upgrade'
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assert (
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script.site_packages / 'INITools-0.1-py%s.egg-info' %
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pyversion not in result.files_created
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)
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def test_upgrade_with_newest_already_installed(script, data):
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"""
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If the newest version of a package is already installed, the package should
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not be reinstalled and the user should be informed.
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"""
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script.pip('install', '-f', data.find_links, '--no-index', 'simple')
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result = script.pip(
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'install', '--upgrade', '-f', data.find_links, '--no-index', 'simple'
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)
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assert not result.files_created, 'simple upgraded when it should not have'
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assert 'already up-to-date' in result.stdout, result.stdout
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@pytest.mark.network
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def test_upgrade_force_reinstall_newest(script):
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"""
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Force reinstallation of a package even if it is already at its newest
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version if --force-reinstall is supplied.
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"""
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result = script.pip('install', 'INITools')
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assert script.site_packages / 'initools' in result.files_created, (
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sorted(result.files_created.keys())
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)
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result2 = script.pip(
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'install', '--upgrade', '--force-reinstall', 'INITools'
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)
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assert result2.files_updated, 'upgrade to INITools 0.3 failed'
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result3 = script.pip('uninstall', 'initools', '-y', expect_error=True)
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assert_all_changes(result, result3, [script.venv / 'build', 'cache'])
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@pytest.mark.network
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def test_uninstall_before_upgrade(script):
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"""
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Automatic uninstall-before-upgrade.
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"""
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result = script.pip('install', 'INITools==0.2', expect_error=True)
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assert script.site_packages / 'initools' in result.files_created, (
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sorted(result.files_created.keys())
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)
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result2 = script.pip('install', 'INITools==0.3', expect_error=True)
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assert result2.files_created, 'upgrade to INITools 0.3 failed'
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result3 = script.pip('uninstall', 'initools', '-y', expect_error=True)
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assert_all_changes(result, result3, [script.venv / 'build', 'cache'])
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@pytest.mark.network
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def test_uninstall_before_upgrade_from_url(script):
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"""
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Automatic uninstall-before-upgrade from URL.
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"""
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result = script.pip('install', 'INITools==0.2', expect_error=True)
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assert script.site_packages / 'initools' in result.files_created, (
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sorted(result.files_created.keys())
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)
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result2 = script.pip(
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'install',
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'https://files.pythonhosted.org/packages/source/I/INITools/INITools-'
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'0.3.tar.gz',
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expect_error=True,
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)
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assert result2.files_created, 'upgrade to INITools 0.3 failed'
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result3 = script.pip('uninstall', 'initools', '-y', expect_error=True)
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assert_all_changes(result, result3, [script.venv / 'build', 'cache'])
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@pytest.mark.network
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def test_upgrade_to_same_version_from_url(script):
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"""
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When installing from a URL the same version that is already installed, no
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need to uninstall and reinstall if --upgrade is not specified.
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"""
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result = script.pip('install', 'INITools==0.3', expect_error=True)
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assert script.site_packages / 'initools' in result.files_created, (
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sorted(result.files_created.keys())
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)
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result2 = script.pip(
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'install',
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'https://files.pythonhosted.org/packages/source/I/INITools/INITools-'
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'0.3.tar.gz',
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expect_error=True,
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)
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assert not result2.files_updated, 'INITools 0.3 reinstalled same version'
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result3 = script.pip('uninstall', 'initools', '-y', expect_error=True)
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assert_all_changes(result, result3, [script.venv / 'build', 'cache'])
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@pytest.mark.network
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def test_upgrade_from_reqs_file(script):
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"""
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Upgrade from a requirements file.
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"""
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script.scratch_path.joinpath("test-req.txt").write_text(textwrap.dedent("""\
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PyLogo<0.4
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# and something else to test out:
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INITools==0.3
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"""))
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install_result = script.pip(
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'install', '-r', script.scratch_path / 'test-req.txt'
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)
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script.scratch_path.joinpath("test-req.txt").write_text(textwrap.dedent("""\
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PyLogo
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# and something else to test out:
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INITools
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"""))
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script.pip(
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'install', '--upgrade', '-r', script.scratch_path / 'test-req.txt'
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)
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uninstall_result = script.pip(
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'uninstall', '-r', script.scratch_path / 'test-req.txt', '-y'
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)
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assert_all_changes(
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install_result,
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uninstall_result,
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[script.venv / 'build', 'cache', script.scratch / 'test-req.txt'],
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)
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def test_uninstall_rollback(script, data):
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"""
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Test uninstall-rollback (using test package with a setup.py
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crafted to fail on install).
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"""
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result = script.pip(
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'install', '-f', data.find_links, '--no-index', 'broken==0.1'
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)
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assert script.site_packages / 'broken.py' in result.files_created, list(
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result.files_created.keys()
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)
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result2 = script.pip(
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'install', '-f', data.find_links, '--no-index', 'broken===0.2broken',
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expect_error=True,
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)
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assert result2.returncode == 1, str(result2)
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assert script.run(
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'python', '-c', "import broken; print(broken.VERSION)"
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).stdout == '0.1\n'
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assert_all_changes(
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result.files_after,
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result2,
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[script.venv / 'build'],
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)
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@pytest.mark.network
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def test_should_not_install_always_from_cache(script):
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"""
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If there is an old cached package, pip should download the newer version
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Related to issue #175
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"""
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script.pip('install', 'INITools==0.2', expect_error=True)
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script.pip('uninstall', '-y', 'INITools')
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result = script.pip('install', 'INITools==0.1', expect_error=True)
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assert (
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script.site_packages / 'INITools-0.2-py%s.egg-info' %
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pyversion not in result.files_created
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)
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assert (
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script.site_packages / 'INITools-0.1-py%s.egg-info' %
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pyversion in result.files_created
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)
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@pytest.mark.network
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def test_install_with_ignoreinstalled_requested(script):
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"""
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Test old conflicting package is completely ignored
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"""
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script.pip('install', 'INITools==0.1', expect_error=True)
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result = script.pip('install', '-I', 'INITools==0.3', expect_error=True)
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assert result.files_created, 'pip install -I did not install'
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# both the old and new metadata should be present.
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assert os.path.exists(
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script.site_packages_path / 'INITools-0.1-py%s.egg-info' % pyversion
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)
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assert os.path.exists(
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script.site_packages_path / 'INITools-0.3-py%s.egg-info' % pyversion
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)
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@pytest.mark.network
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def test_upgrade_vcs_req_with_no_dists_found(script, tmpdir):
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"""It can upgrade a VCS requirement that has no distributions otherwise."""
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req = "%s#egg=pip-test-package" % local_checkout(
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"git+https://github.com/pypa/pip-test-package.git",
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tmpdir.joinpath("cache"),
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)
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script.pip("install", req)
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result = script.pip("install", "-U", req)
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assert not result.returncode
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@pytest.mark.network
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def test_upgrade_vcs_req_with_dist_found(script):
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"""It can upgrade a VCS requirement that has distributions on the index."""
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# TODO(pnasrat) Using local_checkout fails on windows - oddness with the
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# test path urls/git.
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req = (
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"%s#egg=pretend" %
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(
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"git+git://github.com/alex/pretend@e7f26ad7dbcb4a02a4995aade4"
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"743aad47656b27"
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)
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)
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script.pip("install", req, expect_stderr=True)
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result = script.pip("install", "-U", req, expect_stderr=True)
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assert "pypi.org" not in result.stdout, result.stdout
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class TestUpgradeDistributeToSetuptools(object):
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"""
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From pip1.4 to pip6, pip supported a set of "hacks" (see Issue #1122) to
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allow distribute to conflict with setuptools, so that the following would
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work to upgrade distribute:
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``pip install -U setuptools``
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In pip7, the hacks were removed. This test remains to at least confirm pip
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can upgrade distribute to setuptools using:
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``pip install -U distribute``
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The reason this works is that a final version of distribute (v0.7.3) was
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released that is simple wrapper with:
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install_requires=['setuptools>=0.7']
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The test use a fixed set of packages from our test packages dir. Note that
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virtualenv-1.9.1 contains distribute-0.6.34 and virtualenv-1.10 contains
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setuptools-0.9.7
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"""
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def prep_ve(self, script, version, pip_src, distribute=False):
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self.script = script
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self.script.pip_install_local('virtualenv==%s' % version)
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args = ['virtualenv', self.script.scratch_path / 'VE']
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if distribute:
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args.insert(1, '--distribute')
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if version == "1.9.1" and not distribute:
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# setuptools 0.6 didn't support PYTHONDONTWRITEBYTECODE
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del self.script.environ["PYTHONDONTWRITEBYTECODE"]
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self.script.run(*args)
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if sys.platform == 'win32':
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bindir = "Scripts"
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else:
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bindir = "bin"
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self.ve_bin = self.script.scratch_path / 'VE' / bindir
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self.script.run(self.ve_bin / 'pip', 'uninstall', '-y', 'pip')
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self.script.run(
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self.ve_bin / 'python', 'setup.py', 'install',
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cwd=pip_src,
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expect_stderr=True,
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)
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