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import glob
import os
import sys
import pytest
from pytest import yield_fixture
from pytest_fixture_config import yield_requires_config
import pytest_virtualenv
from .textwrap import DALS
from .test_easy_install import make_nspkg_sdist
@pytest.fixture(autouse=True)
def pytest_virtualenv_works(virtualenv):
"""
pytest_virtualenv may not work. if it doesn't, skip these
tests. See #1284.
"""
venv_prefix = virtualenv.run(
'python -c "import sys; print(sys.prefix)"',
capture=True,
).strip()
if venv_prefix == sys.prefix:
pytest.skip("virtualenv is broken (see pypa/setuptools#1284)")
@yield_requires_config(pytest_virtualenv.CONFIG, ['virtualenv_executable'])
@yield_fixture(scope='function')
def bare_virtualenv():
""" Bare virtualenv (no pip/setuptools/wheel).
"""
with pytest_virtualenv.VirtualEnv(args=(
'--no-wheel',
'--no-pip',
'--no-setuptools',
)) as venv:
yield venv
SOURCE_DIR = os.path.join(os.path.dirname(__file__), '../..')
def test_clean_env_install(bare_virtualenv):
"""
Check setuptools can be installed in a clean environment.
"""
bare_virtualenv.run(['python', 'setup.py', 'install'], cd=SOURCE_DIR)
def _get_pip_versions():
# This fixture will attempt to detect if tests are being run without
# network connectivity and if so skip some tests
network = True
if not os.environ.get('NETWORK_REQUIRED', False): # pragma: nocover
try:
from urllib.request import urlopen
from urllib.error import URLError
except ImportError:
from urllib2 import urlopen, URLError # Python 2.7 compat
try:
urlopen('https://pypi.org', timeout=1)
except URLError:
# No network, disable most of these tests
network = False
network_versions = [
'pip==9.0.3',
'pip==10.0.1',
'pip==18.1',
'pip==19.0.1',
'https://github.com/pypa/pip/archive/master.zip',
]
versions = [None] + [
pytest.param(v, **({} if network else {'marks': pytest.mark.skip}))
for v in network_versions
]
return versions
@pytest.mark.parametrize('pip_version', _get_pip_versions())
def test_pip_upgrade_from_source(pip_version, virtualenv):
"""
Check pip can upgrade setuptools from source.
"""
# Install pip/wheel, and remove setuptools (as it
# should not be needed for bootstraping from source)
if pip_version is None:
upgrade_pip = ()
else:
upgrade_pip = ('python -m pip install -U {pip_version} --retries=1',)
virtualenv.run(' && '.join((
'pip uninstall -y setuptools',
'pip install -U wheel',
) + upgrade_pip).format(pip_version=pip_version))
dist_dir = virtualenv.workspace
# Generate source distribution / wheel.
virtualenv.run(' && '.join((
'python setup.py -q sdist -d {dist}',
'python setup.py -q bdist_wheel -d {dist}',
)).format(dist=dist_dir), cd=SOURCE_DIR)
sdist = glob.glob(os.path.join(dist_dir, '*.zip'))[0]
wheel = glob.glob(os.path.join(dist_dir, '*.whl'))[0]
# Then update from wheel.
virtualenv.run('pip install ' + wheel)
# And finally try to upgrade from source.
virtualenv.run('pip install --no-cache-dir --upgrade ' + sdist)
def _check_test_command_install_requirements(virtualenv, tmpdir):
"""
Check the test command will install all required dependencies.
"""
# Install setuptools.
virtualenv.run('python setup.py develop', cd=SOURCE_DIR)
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 = [
str(dist_path)
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()
'''))
# Run test command for test package.
virtualenv.run(
['python', 'setup.py', 'test', '-s', 'test'], cd=str(tmpdir))
assert tmpdir.join('success').check()
def test_test_command_install_requirements(virtualenv, tmpdir):
# Ensure pip/wheel packages are installed.
virtualenv.run(
"python -c \"__import__('pkg_resources').require(['pip', 'wheel'])\"")
_check_test_command_install_requirements(virtualenv, tmpdir)
def test_test_command_install_requirements_when_using_easy_install(
bare_virtualenv, tmpdir):
_check_test_command_install_requirements(bare_virtualenv, tmpdir)
def test_no_missing_dependencies(bare_virtualenv):
"""
Quick and dirty test to ensure all external dependencies are vendored.
"""
for command in ('upload',): # sorted(distutils.command.__all__):
bare_virtualenv.run(
['python', 'setup.py', command, '-h'], cd=SOURCE_DIR)
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