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pip/tests/functional/test_install_user.py
Tzu-ping Chung 50e194f107 Selectively enable user site
The modern virtual environment structure does not allow us to enable
"fake user site" while disabling the global site, so we need to do more
fine-grained configuration to correctly set up test environments for
each test case.

With this done, we can also properly support the stdlib venv ad the test
environment backend, since it basically works identically with modern
virtualenv. The incompatible_with_test_venv is thus removed.
2022-10-28 01:51:13 +08:00

322 lines
10 KiB
Python

"""
tests specific to "pip install --user"
"""
import os
import textwrap
from os.path import curdir, isdir, isfile
from pathlib import Path
import pytest
from tests.lib import pyversion # noqa: F401
from tests.lib import (
PipTestEnvironment,
TestData,
create_basic_wheel_for_package,
need_svn,
)
from tests.lib.local_repos import local_checkout
from tests.lib.venv import VirtualEnvironment
def _patch_dist_in_site_packages(virtualenv: VirtualEnvironment) -> None:
# Since the tests are run from a virtualenv, and to avoid the "Will not
# install to the usersite because it will lack sys.path precedence..."
# error: Monkey patch the Distribution class so it's possible to install a
# conflicting distribution in the user site.
virtualenv.sitecustomize = textwrap.dedent(
"""
def dist_in_site_packages(dist):
return False
from pip._internal.metadata.base import BaseDistribution
BaseDistribution.in_site_packages = property(dist_in_site_packages)
"""
)
@pytest.mark.usefixtures("enable_user_site")
class Tests_UserSite:
@pytest.mark.network
def test_reset_env_system_site_packages_usersite(
self, script: PipTestEnvironment
) -> None:
"""
Check user site works as expected.
"""
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.xfail
@pytest.mark.network
@need_svn
def test_install_subversion_usersite_editable_with_distribute(
self, script: PipTestEnvironment, tmpdir: Path
) -> None:
"""
Test installing current directory ('.') into usersite after installing
distribute
"""
result = script.pip(
"install",
"--user",
"-e",
"{checkout}#egg=initools".format(
checkout=local_checkout(
"svn+http://svn.colorstudy.com/INITools", tmpdir
)
),
)
result.assert_installed("INITools", use_user_site=True)
@pytest.mark.usefixtures("with_wheel")
def test_install_from_current_directory_into_usersite(
self, script: PipTestEnvironment, data: TestData
) -> None:
"""
Test installing current directory ('.') into usersite
"""
run_from = data.packages.joinpath("FSPkg")
result = script.pip(
"install",
"-vvv",
"--user",
curdir,
cwd=run_from,
)
fspkg_folder = script.user_site / "fspkg"
result.did_create(fspkg_folder)
dist_info_folder = script.user_site / "FSPkg-0.1.dev0.dist-info"
result.did_create(dist_info_folder)
def test_install_user_venv_nositepkgs_fails(
self, virtualenv: VirtualEnvironment, script: PipTestEnvironment, data: TestData
) -> None:
"""
user install in virtualenv (with no system packages) fails with message
"""
# We can't use PYTHONNOUSERSITE, as it's not
# honoured by virtualenv's custom site.py.
virtualenv.user_site_packages = False
run_from = data.packages.joinpath("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: PipTestEnvironment
) -> None:
"""
Test user install with conflict in usersite updates usersite.
"""
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
# we still test for egg-info because no-binary implies setup.py install
egg_info_folder = script.user_site / f"INITools-0.1-py{pyversion}.egg-info"
initools_v3_file = (
# file only in 0.3
script.base_path
/ script.user_site
/ "initools"
/ "configparser.py"
)
result2.did_create(egg_info_folder)
assert not isfile(initools_v3_file), initools_v3_file
def test_install_user_conflict_in_globalsite(
self, virtualenv: VirtualEnvironment, script: PipTestEnvironment
) -> None:
"""
Test user install with conflict in global site ignores site and
installs to usersite
"""
create_basic_wheel_for_package(script, "initools", "0.1")
create_basic_wheel_for_package(script, "initools", "0.2")
_patch_dist_in_site_packages(virtualenv)
script.pip(
"install",
"--no-index",
"--find-links",
script.scratch_path,
"initools==0.2",
)
result2 = script.pip(
"install",
"--no-index",
"--find-links",
script.scratch_path,
"--user",
"initools==0.1",
)
# usersite has 0.1
dist_info_folder = script.user_site / "initools-0.1.dist-info"
initools_folder = script.user_site / "initools"
result2.did_create(dist_info_folder)
result2.did_create(initools_folder)
# site still has 0.2 (can't look in result1; have to check)
dist_info_folder = (
script.base_path / script.site_packages / "initools-0.2.dist-info"
)
initools_folder = script.base_path / script.site_packages / "initools"
assert isdir(dist_info_folder)
assert isdir(initools_folder)
def test_upgrade_user_conflict_in_globalsite(
self, virtualenv: VirtualEnvironment, script: PipTestEnvironment
) -> None:
"""
Test user install/upgrade with conflict in global site ignores site and
installs to usersite
"""
create_basic_wheel_for_package(script, "initools", "0.2")
create_basic_wheel_for_package(script, "initools", "0.3.1")
_patch_dist_in_site_packages(virtualenv)
script.pip(
"install",
"--no-index",
"--find-links",
script.scratch_path,
"initools==0.2",
)
result2 = script.pip(
"install",
"--no-index",
"--find-links",
script.scratch_path,
"--user",
"--upgrade",
"initools",
)
# usersite has 0.3.1
dist_info_folder = script.user_site / "initools-0.3.1.dist-info"
initools_folder = script.user_site / "initools"
result2.did_create(dist_info_folder)
result2.did_create(initools_folder)
# site still has 0.2 (can't look in result1; have to check)
dist_info_folder = (
script.base_path / script.site_packages / "initools-0.2.dist-info"
)
initools_folder = script.base_path / script.site_packages / "initools"
assert isdir(dist_info_folder), result2.stdout
assert isdir(initools_folder)
def test_install_user_conflict_in_globalsite_and_usersite(
self, virtualenv: VirtualEnvironment, script: PipTestEnvironment
) -> None:
"""
Test user install with conflict in globalsite and usersite ignores
global site and updates usersite.
"""
initools_v3_file_name = os.path.join("initools", "configparser.py")
create_basic_wheel_for_package(script, "initools", "0.1")
create_basic_wheel_for_package(script, "initools", "0.2")
create_basic_wheel_for_package(
script,
"initools",
"0.3",
extra_files={initools_v3_file_name: "# Hi!"},
)
_patch_dist_in_site_packages(virtualenv)
script.pip(
"install",
"--no-index",
"--find-links",
script.scratch_path,
"initools==0.2",
)
script.pip(
"install",
"--no-index",
"--find-links",
script.scratch_path,
"--user",
"initools==0.3",
)
result3 = script.pip(
"install",
"--no-index",
"--find-links",
script.scratch_path,
"--user",
"initools==0.1",
)
# usersite has 0.1
dist_info_folder = script.user_site / "initools-0.1.dist-info"
result3.did_create(dist_info_folder)
initools_v3_file = script.base_path / script.user_site / initools_v3_file_name
assert not isfile(initools_v3_file), initools_v3_file
# site still has 0.2 (can't just look in result1; have to check)
dist_info_folder = (
script.base_path / script.site_packages / "initools-0.2.dist-info"
)
initools_folder = script.base_path / script.site_packages / "initools"
assert isdir(dist_info_folder)
assert isdir(initools_folder)
@pytest.mark.network
def test_install_user_in_global_virtualenv_with_conflict_fails(
self, script: PipTestEnvironment
) -> None:
"""
Test user install in --system-site-packages virtualenv with conflict in
site fails.
"""
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 {name} in {location}".format(
name="INITools",
location=dist_location,
)
in result2.stderr
)