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pip/tests/functional/test_install_user.py
2017-08-31 14:53:00 -04:00

291 lines
11 KiB
Python

"""
tests specific to "pip install --user"
"""
import os
import textwrap
from os.path import curdir, isdir, isfile
import pytest
from pip._internal.compat import cache_from_source, uses_pycache
from tests.lib import pyversion
from tests.lib.local_repos import local_checkout
def _patch_dist_in_site_packages(script):
sitecustomize_path = script.lib_path.join("sitecustomize.py")
sitecustomize_path.write(textwrap.dedent("""
def dist_in_site_packages(dist):
return False
from pip._internal.req import req_install
req_install.dist_in_site_packages = dist_in_site_packages
"""))
# Caught py32 with an outdated __pycache__ file after a sitecustomize
# update (after python should have updated it) so will delete the cache
# file to be sure
# See: https://github.com/pypa/pip/pull/893#issuecomment-16426701
if uses_pycache:
cache_path = cache_from_source(sitecustomize_path)
if os.path.isfile(cache_path):
os.remove(cache_path)
class Tests_UserSite:
@pytest.mark.network
def test_reset_env_system_site_packages_usersite(self, script, virtualenv):
"""
reset_env(system_site_packages=True) produces env where a --user
install can be found using pkg_resources
"""
virtualenv.system_site_packages = True
script.pip('install', '--user', 'INITools==0.2')
result = script.run(
'python', '-c',
"import pkg_resources; print(pkg_resources.get_distribution"
"('initools').project_name)",
)
project_name = result.stdout.strip()
assert 'INITools' == project_name, project_name
@pytest.mark.network
def test_install_subversion_usersite_editable_with_distribute(
self, script, virtualenv, tmpdir):
"""
Test installing current directory ('.') into usersite after installing
distribute
"""
virtualenv.system_site_packages = True
result = script.pip(
'install', '--user', '-e',
'%s#egg=initools' %
local_checkout(
'svn+http://svn.colorstudy.com/INITools/trunk',
tmpdir.join("cache"),
)
)
result.assert_installed('INITools', use_user_site=True)
def test_install_curdir_usersite(self, script, virtualenv, data):
"""
Test installing current directory ('.') into usersite
"""
virtualenv.system_site_packages = True
run_from = data.packages.join("FSPkg")
result = script.pip(
'install', '-vvv', '--user', curdir,
cwd=run_from,
expect_error=False,
)
fspkg_folder = script.user_site / 'fspkg'
egg_info_folder = (
script.user_site / 'FSPkg-0.1.dev0-py%s.egg-info' % pyversion
)
assert fspkg_folder in result.files_created, result.stdout
assert egg_info_folder in result.files_created
def test_install_user_venv_nositepkgs_fails(self, script, data):
"""
user install in virtualenv (with no system packages) fails with message
"""
run_from = data.packages.join("FSPkg")
result = script.pip(
'install', '--user', curdir,
cwd=run_from,
expect_error=True,
)
assert (
"Can not perform a '--user' install. User site-packages are not "
"visible in this virtualenv." in result.stderr
)
@pytest.mark.network
def test_install_user_conflict_in_usersite(self, script, virtualenv):
"""
Test user install with conflict in usersite updates usersite.
"""
virtualenv.system_site_packages = True
script.pip('install', '--user', 'INITools==0.3', '--no-binary=:all:')
result2 = script.pip(
'install', '--user', 'INITools==0.1', '--no-binary=:all:')
# usersite has 0.1
egg_info_folder = (
script.user_site / 'INITools-0.1-py%s.egg-info' % pyversion
)
initools_v3_file = (
# file only in 0.3
script.base_path / script.user_site / 'initools' /
'configparser.py'
)
assert egg_info_folder in result2.files_created, str(result2)
assert not isfile(initools_v3_file), initools_v3_file
@pytest.mark.network
def test_install_user_conflict_in_globalsite(self, script, virtualenv):
"""
Test user install with conflict in global site ignores site and
installs to usersite
"""
# the test framework only supports testing using virtualenvs
# the sys.path ordering for virtualenvs with --system-site-packages is
# this: virtualenv-site, user-site, global-site
# this test will use 2 modifications to simulate the
# user-site/global-site relationship
# 1) a monkey patch which will make it appear INITools==0.2 is not in
# the virtualenv site if we don't patch this, pip will return an
# installation error: "Will not install to the usersite because it
# will lack sys.path precedence..."
# 2) adding usersite to PYTHONPATH, so usersite as sys.path precedence
# over the virtualenv site
virtualenv.system_site_packages = True
script.environ["PYTHONPATH"] = script.base_path / script.user_site
_patch_dist_in_site_packages(script)
script.pip('install', 'INITools==0.2', '--no-binary=:all:')
result2 = script.pip(
'install', '--user', 'INITools==0.1', '--no-binary=:all:')
# usersite has 0.1
egg_info_folder = (
script.user_site / 'INITools-0.1-py%s.egg-info' % pyversion
)
initools_folder = script.user_site / 'initools'
assert egg_info_folder in result2.files_created, str(result2)
assert initools_folder in result2.files_created, str(result2)
# site still has 0.2 (can't look in result1; have to check)
egg_info_folder = (
script.base_path / script.site_packages /
'INITools-0.2-py%s.egg-info' % pyversion
)
initools_folder = script.base_path / script.site_packages / 'initools'
assert isdir(egg_info_folder)
assert isdir(initools_folder)
@pytest.mark.network
def test_upgrade_user_conflict_in_globalsite(self, script, virtualenv):
"""
Test user install/upgrade with conflict in global site ignores site and
installs to usersite
"""
# the test framework only supports testing using virtualenvs
# the sys.path ordering for virtualenvs with --system-site-packages is
# this: virtualenv-site, user-site, global-site
# this test will use 2 modifications to simulate the
# user-site/global-site relationship
# 1) a monkey patch which will make it appear INITools==0.2 is not in
# the virtualenv site if we don't patch this, pip will return an
# installation error: "Will not install to the usersite because it
# will lack sys.path precedence..."
# 2) adding usersite to PYTHONPATH, so usersite as sys.path precedence
# over the virtualenv site
virtualenv.system_site_packages = True
script.environ["PYTHONPATH"] = script.base_path / script.user_site
_patch_dist_in_site_packages(script)
script.pip('install', 'INITools==0.2', '--no-binary=:all:')
result2 = script.pip(
'install', '--user', '--upgrade', 'INITools', '--no-binary=:all:')
# usersite has 0.3.1
egg_info_folder = (
script.user_site / 'INITools-0.3.1-py%s.egg-info' % pyversion
)
initools_folder = script.user_site / 'initools'
assert egg_info_folder in result2.files_created, str(result2)
assert initools_folder in result2.files_created, str(result2)
# site still has 0.2 (can't look in result1; have to check)
egg_info_folder = (
script.base_path / script.site_packages /
'INITools-0.2-py%s.egg-info' % pyversion
)
initools_folder = script.base_path / script.site_packages / 'initools'
assert isdir(egg_info_folder), result2.stdout
assert isdir(initools_folder)
@pytest.mark.network
def test_install_user_conflict_in_globalsite_and_usersite(
self, script, virtualenv):
"""
Test user install with conflict in globalsite and usersite ignores
global site and updates usersite.
"""
# the test framework only supports testing using virtualenvs.
# the sys.path ordering for virtualenvs with --system-site-packages is
# this: virtualenv-site, user-site, global-site.
# this test will use 2 modifications to simulate the
# user-site/global-site relationship
# 1) a monkey patch which will make it appear INITools==0.2 is not in
# the virtualenv site if we don't patch this, pip will return an
# installation error: "Will not install to the usersite because it
# will lack sys.path precedence..."
# 2) adding usersite to PYTHONPATH, so usersite as sys.path precedence
# over the virtualenv site
virtualenv.system_site_packages = True
script.environ["PYTHONPATH"] = script.base_path / script.user_site
_patch_dist_in_site_packages(script)
script.pip('install', 'INITools==0.2', '--no-binary=:all:')
script.pip('install', '--user', 'INITools==0.3', '--no-binary=:all:')
result3 = script.pip(
'install', '--user', 'INITools==0.1', '--no-binary=:all:')
# usersite has 0.1
egg_info_folder = (
script.user_site / 'INITools-0.1-py%s.egg-info' % pyversion
)
initools_v3_file = (
# file only in 0.3
script.base_path / script.user_site / 'initools' /
'configparser.py'
)
assert egg_info_folder in result3.files_created, str(result3)
assert not isfile(initools_v3_file), initools_v3_file
# site still has 0.2 (can't just look in result1; have to check)
egg_info_folder = (
script.base_path / script.site_packages /
'INITools-0.2-py%s.egg-info' % pyversion
)
initools_folder = script.base_path / script.site_packages / 'initools'
assert isdir(egg_info_folder)
assert isdir(initools_folder)
@pytest.mark.network
def test_install_user_in_global_virtualenv_with_conflict_fails(
self, script, virtualenv):
"""
Test user install in --system-site-packages virtualenv with conflict in
site fails.
"""
virtualenv.system_site_packages = True
script.pip('install', 'INITools==0.2')
result2 = script.pip(
'install', '--user', 'INITools==0.1',
expect_error=True,
)
resultp = script.run(
'python', '-c',
"import pkg_resources; print(pkg_resources.get_distribution"
"('initools').location)",
)
dist_location = resultp.stdout.strip()
assert (
"Will not install to the user site because it will lack sys.path "
"precedence to %s in %s" %
('INITools', dist_location) in result2.stderr
)