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test_dist.py
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test_dist.py
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import io
import collections
import re
import functools
import urllib.request
import urllib.parse
from distutils.errors import DistutilsSetupError
from setuptools.dist import (
_get_unpatched,
check_package_data,
DistDeprecationWarning,
check_specifier,
rfc822_escape,
rfc822_unescape,
)
from setuptools import sic
from setuptools import Distribution
from .textwrap import DALS
from .test_easy_install import make_nspkg_sdist
import pytest
def test_dist_fetch_build_egg(tmpdir):
"""
Check multiple calls to `Distribution.fetch_build_egg` work as expected.
"""
index = tmpdir.mkdir('index')
index_url = urllib.parse.urljoin(
'file://', urllib.request.pathname2url(str(index)))
def sdist_with_index(distname, version):
dist_dir = index.mkdir(distname)
dist_sdist = '%s-%s.tar.gz' % (distname, version)
make_nspkg_sdist(str(dist_dir.join(dist_sdist)), distname, version)
with dist_dir.join('index.html').open('w') as fp:
fp.write(DALS(
'''
<!DOCTYPE html><html><body>
<a href="{dist_sdist}" rel="internal">{dist_sdist}</a><br/>
</body></html>
'''
).format(dist_sdist=dist_sdist))
sdist_with_index('barbazquux', '3.2.0')
sdist_with_index('barbazquux-runner', '2.11.1')
with tmpdir.join('setup.cfg').open('w') as fp:
fp.write(DALS(
'''
[easy_install]
index_url = {index_url}
'''
).format(index_url=index_url))
reqs = '''
barbazquux-runner
barbazquux
'''.split()
with tmpdir.as_cwd():
dist = Distribution()
dist.parse_config_files()
resolved_dists = [
dist.fetch_build_egg(r)
for r in reqs
]
assert [dist.key for dist in resolved_dists if dist] == reqs
def test_dist__get_unpatched_deprecated():
pytest.warns(DistDeprecationWarning, _get_unpatched, [""])
def __read_test_cases():
base = dict(
name="package",
version="0.0.1",
author="Foo Bar",
author_email="foo@bar.net",
long_description="Long\ndescription",
description="Short description",
keywords=["one", "two"],
)
params = functools.partial(dict, base)
test_cases = [
('Metadata version 1.0', params()),
('Metadata version 1.1: Provides', params(
provides=['package'],
)),
('Metadata Version 1.0: Short long description', params(
long_description='Short long description',
)),
('Metadata version 1.1: Obsoletes', params(
obsoletes=['foo'],
)),
('Metadata version 1.1: Classifiers', params(
classifiers=[
'Programming Language :: Python :: 3',
'Programming Language :: Python :: 3.7',
'License :: OSI Approved :: MIT License',
],
)),
('Metadata version 1.1: Download URL', params(
download_url='https://example.com',
)),
('Metadata Version 1.2: Requires-Python', params(
python_requires='>=3.7',
)),
pytest.param(
'Metadata Version 1.2: Project-Url',
params(project_urls=dict(Foo='https://example.bar')),
marks=pytest.mark.xfail(
reason="Issue #1578: project_urls not read",
),
),
('Metadata Version 2.1: Long Description Content Type', params(
long_description_content_type='text/x-rst; charset=UTF-8',
)),
('License', params(license='MIT', )),
('License multiline', params(
license='This is a long license \nover multiple lines',
)),
pytest.param(
'Metadata Version 2.1: Provides Extra',
params(provides_extras=['foo', 'bar']),
marks=pytest.mark.xfail(reason="provides_extras not read"),
),
('Missing author', dict(
name='foo',
version='1.0.0',
author_email='snorri@sturluson.name',
)),
('Missing author e-mail', dict(
name='foo',
version='1.0.0',
author='Snorri Sturluson',
)),
('Missing author and e-mail', dict(
name='foo',
version='1.0.0',
)),
('Bypass normalized version', dict(
name='foo',
version=sic('1.0.0a'),
)),
]
return test_cases
@pytest.mark.parametrize('name,attrs', __read_test_cases())
def test_read_metadata(name, attrs):
dist = Distribution(attrs)
metadata_out = dist.metadata
dist_class = metadata_out.__class__
# Write to PKG_INFO and then load into a new metadata object
PKG_INFO = io.StringIO()
metadata_out.write_pkg_file(PKG_INFO)
PKG_INFO.seek(0)
metadata_in = dist_class()
metadata_in.read_pkg_file(PKG_INFO)
tested_attrs = [
('name', dist_class.get_name),
('version', dist_class.get_version),
('author', dist_class.get_contact),
('author_email', dist_class.get_contact_email),
('metadata_version', dist_class.get_metadata_version),
('provides', dist_class.get_provides),
('description', dist_class.get_description),
('long_description', dist_class.get_long_description),
('download_url', dist_class.get_download_url),
('keywords', dist_class.get_keywords),
('platforms', dist_class.get_platforms),
('obsoletes', dist_class.get_obsoletes),
('requires', dist_class.get_requires),
('classifiers', dist_class.get_classifiers),
('project_urls', lambda s: getattr(s, 'project_urls', {})),
('provides_extras', lambda s: getattr(s, 'provides_extras', set())),
]
for attr, getter in tested_attrs:
assert getter(metadata_in) == getter(metadata_out)
def __maintainer_test_cases():
attrs = {"name": "package",
"version": "1.0",
"description": "xxx"}
def merge_dicts(d1, d2):
d1 = d1.copy()
d1.update(d2)
return d1
test_cases = [
('No author, no maintainer', attrs.copy()),
('Author (no e-mail), no maintainer', merge_dicts(
attrs,
{'author': 'Author Name'})),
('Author (e-mail), no maintainer', merge_dicts(
attrs,
{'author': 'Author Name',
'author_email': 'author@name.com'})),
('No author, maintainer (no e-mail)', merge_dicts(
attrs,
{'maintainer': 'Maintainer Name'})),
('No author, maintainer (e-mail)', merge_dicts(
attrs,
{'maintainer': 'Maintainer Name',
'maintainer_email': 'maintainer@name.com'})),
('Author (no e-mail), Maintainer (no-email)', merge_dicts(
attrs,
{'author': 'Author Name',
'maintainer': 'Maintainer Name'})),
('Author (e-mail), Maintainer (e-mail)', merge_dicts(
attrs,
{'author': 'Author Name',
'author_email': 'author@name.com',
'maintainer': 'Maintainer Name',
'maintainer_email': 'maintainer@name.com'})),
('No author (e-mail), no maintainer (e-mail)', merge_dicts(
attrs,
{'author_email': 'author@name.com',
'maintainer_email': 'maintainer@name.com'})),
('Author unicode', merge_dicts(
attrs,
{'author': '鉄沢寛'})),
('Maintainer unicode', merge_dicts(
attrs,
{'maintainer': 'Jan Łukasiewicz'})),
]
return test_cases
@pytest.mark.parametrize('name,attrs', __maintainer_test_cases())
def test_maintainer_author(name, attrs, tmpdir):
tested_keys = {
'author': 'Author',
'author_email': 'Author-email',
'maintainer': 'Maintainer',
'maintainer_email': 'Maintainer-email',
}
# Generate a PKG-INFO file
dist = Distribution(attrs)
fn = tmpdir.mkdir('pkg_info')
fn_s = str(fn)
dist.metadata.write_pkg_info(fn_s)
with io.open(str(fn.join('PKG-INFO')), 'r', encoding='utf-8') as f:
raw_pkg_lines = f.readlines()
# Drop blank lines
pkg_lines = list(filter(None, raw_pkg_lines))
pkg_lines_set = set(pkg_lines)
# Duplicate lines should not be generated
assert len(pkg_lines) == len(pkg_lines_set)
for fkey, dkey in tested_keys.items():
val = attrs.get(dkey, None)
if val is None:
for line in pkg_lines:
assert not line.startswith(fkey + ':')
else:
line = '%s: %s' % (fkey, val)
assert line in pkg_lines_set
def test_provides_extras_deterministic_order():
extras = collections.OrderedDict()
extras['a'] = ['foo']
extras['b'] = ['bar']
attrs = dict(extras_require=extras)
dist = Distribution(attrs)
assert dist.metadata.provides_extras == ['a', 'b']
attrs['extras_require'] = collections.OrderedDict(
reversed(list(attrs['extras_require'].items())))
dist = Distribution(attrs)
assert dist.metadata.provides_extras == ['b', 'a']
CHECK_PACKAGE_DATA_TESTS = (
# Valid.
({
'': ['*.txt', '*.rst'],
'hello': ['*.msg'],
}, None),
# Not a dictionary.
((
('', ['*.txt', '*.rst']),
('hello', ['*.msg']),
), (
"'package_data' must be a dictionary mapping package"
" names to lists of string wildcard patterns"
)),
# Invalid key type.
({
400: ['*.txt', '*.rst'],
}, (
"keys of 'package_data' dict must be strings (got 400)"
)),
# Invalid value type.
({
'hello': str('*.msg'),
}, (
"\"values of 'package_data' dict\" "
"must be a list of strings (got '*.msg')"
)),
# Invalid value type (generators are single use)
({
'hello': (x for x in "generator"),
}, (
"\"values of 'package_data' dict\" must be a list of strings "
"(got <generator object"
)),
)
@pytest.mark.parametrize(
'package_data, expected_message', CHECK_PACKAGE_DATA_TESTS)
def test_check_package_data(package_data, expected_message):
if expected_message is None:
assert check_package_data(None, 'package_data', package_data) is None
else:
with pytest.raises(
DistutilsSetupError, match=re.escape(expected_message)):
check_package_data(None, str('package_data'), package_data)
def test_check_specifier():
# valid specifier value
attrs = {'name': 'foo', 'python_requires': '>=3.0, !=3.1'}
dist = Distribution(attrs)
check_specifier(dist, attrs, attrs['python_requires'])
# invalid specifier value
attrs = {'name': 'foo', 'python_requires': ['>=3.0', '!=3.1']}
with pytest.raises(DistutilsSetupError):
dist = Distribution(attrs)
@pytest.mark.parametrize(
'content, result',
(
pytest.param(
"Just a single line",
None,
id="single_line",
),
pytest.param(
"Multiline\nText\nwithout\nextra indents\n",
None,
id="multiline",
),
pytest.param(
"Multiline\n With\n\nadditional\n indentation",
None,
id="multiline_with_indentation",
),
pytest.param(
" Leading whitespace",
"Leading whitespace",
id="remove_leading_whitespace",
),
pytest.param(
" Leading whitespace\nIn\n Multiline comment",
"Leading whitespace\nIn\n Multiline comment",
id="remove_leading_whitespace_multiline",
),
)
)
def test_rfc822_unescape(content, result):
assert (result or content) == rfc822_unescape(rfc822_escape(content))