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import os
import sys
import subprocess
from urllib.request import urlopen
from urllib.error import URLError
import pathlib
import pytest
from . import contexts
from .textwrap import DALS
from .test_easy_install import make_nspkg_sdist
@pytest.fixture(autouse=True)
def pytest_virtualenv_works(venv):
"""
pytest_virtualenv may not work. if it doesn't, skip these
tests. See #1284.
"""
venv_prefix = venv.run(["python", "-c", "import sys; print(sys.prefix)"]).strip()
if venv_prefix == sys.prefix:
pytest.skip("virtualenv is broken (see pypa/setuptools#1284)")
def test_clean_env_install(venv_without_setuptools, setuptools_wheel):
"""
Check setuptools can be installed in a clean environment.
"""
cmd = ["python", "-m", "pip", "install", str(setuptools_wheel)]
venv_without_setuptools.run(cmd)
def access_pypi():
# Detect if tests are being run without connectivity
if not os.environ.get('NETWORK_REQUIRED', False): # pragma: nocover
try:
urlopen('https://pypi.org', timeout=1)
except URLError:
# No network, disable most of these tests
return False
return True
@pytest.mark.skipif(
'platform.python_implementation() == "PyPy"',
reason="https://github.com/pypa/setuptools/pull/2865#issuecomment-965834995",
)
@pytest.mark.skipif(not access_pypi(), reason="no network")
# ^-- Even when it is not necessary to install a different version of `pip`
# the build process will still try to download `wheel`, see #3147 and #2986.
@pytest.mark.parametrize(
'pip_version',
[
None,
pytest.param(
'pip<20.1',
marks=pytest.mark.xfail(
'sys.version_info > (3, 12)',
reason="pip 22 requried for Python 3.12 and later",
),
),
pytest.param(
'pip<21',
marks=pytest.mark.xfail(
'sys.version_info > (3, 12)',
reason="pip 22 requried for Python 3.12 and later",
),
),
pytest.param(
'pip<22',
marks=pytest.mark.xfail(
'sys.version_info > (3, 12)',
reason="pip 22 requried for Python 3.12 and later",
),
),
'pip<23',
pytest.param(
'https://github.com/pypa/pip/archive/main.zip',
marks=pytest.mark.xfail(reason='#2975'),
),
],
)
def test_pip_upgrade_from_source(
pip_version, venv_without_setuptools, setuptools_wheel, setuptools_sdist
):
"""
Check pip can upgrade setuptools from source.
"""
# Install pip/wheel, in a venv without setuptools (as it
# should not be needed for bootstraping from source)
venv = venv_without_setuptools
venv.run(["pip", "install", "-U", "wheel"])
if pip_version is not None:
venv.run(["python", "-m", "pip", "install", "-U", pip_version, "--retries=1"])
with pytest.raises(subprocess.CalledProcessError):
# Meta-test to make sure setuptools is not installed
venv.run(["python", "-c", "import setuptools"])
# Then install from wheel.
venv.run(["pip", "install", str(setuptools_wheel)])
# And finally try to upgrade from source.
venv.run(["pip", "install", "--no-cache-dir", "--upgrade", str(setuptools_sdist)])
def _check_test_command_install_requirements(venv, tmpdir):
"""
Check the test command will install all required dependencies.
"""
def sdist(distname, version):
dist_path = tmpdir.join('%s-%s.tar.gz' % (distname, version))
make_nspkg_sdist(str(dist_path), distname, version)
return dist_path
dependency_links = [
pathlib.Path(str(dist_path)).as_uri()
for dist_path in (
sdist('foobar', '2.4'),
sdist('bits', '4.2'),
sdist('bobs', '6.0'),
sdist('pieces', '0.6'),
)
]
with tmpdir.join('setup.py').open('w') as fp:
fp.write(
DALS(
'''
from setuptools import setup
setup(
dependency_links={dependency_links!r},
install_requires=[
'barbazquux1; sys_platform in ""',
'foobar==2.4',
],
setup_requires='bits==4.2',
tests_require="""
bobs==6.0
""",
extras_require={{
'test': ['barbazquux2'],
':"" in sys_platform': 'pieces==0.6',
':python_version > "1"': """
pieces
foobar
""",
}}
)
'''.format(
dependency_links=dependency_links
)
)
)
with tmpdir.join('test.py').open('w') as fp:
fp.write(
DALS(
'''
import foobar
import bits
import bobs
import pieces
open('success', 'w').close()
'''
)
)
cmd = ["python", 'setup.py', 'test', '-s', 'test']
venv.run(cmd, cwd=str(tmpdir))
assert tmpdir.join('success').check()
def test_test_command_install_requirements(venv, tmpdir, tmpdir_cwd):
# Ensure pip is installed.
venv.run(["python", "-c", "import pip"])
# disable index URL so bits and bobs aren't requested from PyPI
with contexts.environment(PYTHONPATH=None, PIP_NO_INDEX="1"):
_check_test_command_install_requirements(venv, tmpdir)
def test_no_missing_dependencies(bare_venv, request):
"""
Quick and dirty test to ensure all external dependencies are vendored.
"""
setuptools_dir = request.config.rootdir
for command in ('upload',): # sorted(distutils.command.__all__):
bare_venv.run(['python', 'setup.py', command, '-h'], cwd=setuptools_dir)
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