Edit

[EDIT] FILE: test_setupcfg.py

import configparser
import contextlib
import inspect
import re
import sys
from pathlib import Path
from unittest.mock import Mock, patch

import pytest
from packaging.requirements import InvalidRequirement

from setuptools.config.setupcfg import ConfigHandler, Target, read_configuration
from setuptools.dist import Distribution, _Distribution
from setuptools.warnings import SetuptoolsDeprecationWarning

from ..textwrap import DALS

from distutils.errors import DistutilsFileError, DistutilsOptionError

IS_PYPY = '__pypy__' in sys.builtin_module_names

class ErrConfigHandler(ConfigHandler[Target]):
    """Erroneous handler. Fails to implement required methods."""

section_prefix = "**err**"

def make_package_dir(name, base_dir, ns=False):
    dir_package = base_dir
    for dir_name in name.split('/'):
        dir_package = dir_package.mkdir(dir_name)
    init_file = None
    if not ns:
        init_file = dir_package.join('__init__.py')
        init_file.write('')
    return dir_package, init_file

def fake_env(
    tmpdir, setup_cfg, setup_py=None, encoding='ascii', package_path='fake_package'
):
    if setup_py is None:
        setup_py = 'from setuptools import setup\nsetup()\n'

tmpdir.join('setup.py').write(setup_py)
    config = tmpdir.join('setup.cfg')
    config.write(setup_cfg.encode(encoding), mode='wb')

package_dir, init_file = make_package_dir(package_path, tmpdir)

init_file.write(
        'VERSION = (1, 2, 3)\n'
        '\n'
        'VERSION_MAJOR = 1'
        '\n'
        'def get_version():\n'
        '    return [3, 4, 5, "dev"]\n'
        '\n'
    )

return package_dir, config

@contextlib.contextmanager
def get_dist(tmpdir, kwargs_initial=None, parse=True):
    kwargs_initial = kwargs_initial or {}

with tmpdir.as_cwd():
        dist = Distribution(kwargs_initial)
        dist.script_name = 'setup.py'
        parse and dist.parse_config_files()

yield dist

def test_parsers_implemented():
    with pytest.raises(NotImplementedError):
        handler = ErrConfigHandler(None, {}, False, Mock())
        handler.parsers

class TestConfigurationReader:
    def test_basic(self, tmpdir):
        _, config = fake_env(
            tmpdir,
            '[metadata]\n'
            'version = 10.1.1\n'
            'keywords = one, two\n'
            '\n'
            '[options]\n'
            'scripts = bin/a.py, bin/b.py\n',
        )
        config_dict = read_configuration(str(config))
        assert config_dict['metadata']['version'] == '10.1.1'
        assert config_dict['metadata']['keywords'] == ['one', 'two']
        assert config_dict['options']['scripts'] == ['bin/a.py', 'bin/b.py']

def test_no_config(self, tmpdir):
        with pytest.raises(DistutilsFileError):
            read_configuration(str(tmpdir.join('setup.cfg')))

def test_ignore_errors(self, tmpdir):
        _, config = fake_env(
            tmpdir,
            '[metadata]\nversion = attr: none.VERSION\nkeywords = one, two\n',
        )
        with pytest.raises(ImportError):
            read_configuration(str(config))

config_dict = read_configuration(str(config), ignore_option_errors=True)

assert config_dict['metadata']['keywords'] == ['one', 'two']
        assert 'version' not in config_dict['metadata']

config.remove()

class TestMetadata:
    def test_basic(self, tmpdir):
        fake_env(
            tmpdir,
            '[metadata]\n'
            'version = 10.1.1\n'
            'description = Some description\n'
            'long_description_content_type = text/something\n'
            'long_description = file: README\n'
            'name = fake_name\n'
            'keywords = one, two\n'
            'provides = package, package.sub\n'
            'license = otherlic\n'
            'download_url = http://test.test.com/test/\n'
            'maintainer_email = test@test.com\n',
        )

tmpdir.join('README').write('readme contents\nline2')

meta_initial = {
            # This will be used so `otherlic` won't replace it.
            'license': 'BSD 3-Clause License',
        }

with get_dist(tmpdir, meta_initial) as dist:
            metadata = dist.metadata

assert metadata.version == '10.1.1'
            assert metadata.description == 'Some description'
            assert metadata.long_description_content_type == 'text/something'
            assert metadata.long_description == 'readme contents\nline2'
            assert metadata.provides == ['package', 'package.sub']
            assert metadata.license == 'BSD 3-Clause License'
            assert metadata.name == 'fake_name'
            assert metadata.keywords == ['one', 'two']
            assert metadata.download_url == 'http://test.test.com/test/'
            assert metadata.maintainer_email == 'test@test.com'

def test_license_cfg(self, tmpdir):
        fake_env(
            tmpdir,
            DALS(
                """
            [metadata]
            name=foo
            version=0.0.1
            license=Apache 2.0
            """
            ),
        )

with get_dist(tmpdir) as dist:
            metadata = dist.metadata

assert metadata.name == "foo"
            assert metadata.version == "0.0.1"
            assert metadata.license == "Apache 2.0"

def test_file_mixed(self, tmpdir):
        fake_env(
            tmpdir,
            '[metadata]\nlong_description = file: README.rst, CHANGES.rst\n\n',
        )

tmpdir.join('README.rst').write('readme contents\nline2')
        tmpdir.join('CHANGES.rst').write('changelog contents\nand stuff')

with get_dist(tmpdir) as dist:
            assert dist.metadata.long_description == (
                'readme contents\nline2\nchangelog contents\nand stuff'
            )

def test_file_sandboxed(self, tmpdir):
        tmpdir.ensure("README")
        project = tmpdir.join('depth1', 'depth2')
        project.ensure(dir=True)
        fake_env(project, '[metadata]\nlong_description = file: ../../README\n')

with get_dist(project, parse=False) as dist:
            with pytest.raises(DistutilsOptionError):
                dist.parse_config_files()  # file: out of sandbox

def test_aliases(self, tmpdir):
        fake_env(
            tmpdir,
            '[metadata]\n'
            'author_email = test@test.com\n'
            'home_page = http://test.test.com/test/\n'
            'summary = Short summary\n'
            'platform = a, b\n'
            'classifier =\n'
            '  Framework :: Django\n'
            '  Programming Language :: Python :: 3.5\n',
        )

with get_dist(tmpdir) as dist:
            metadata = dist.metadata
            assert metadata.author_email == 'test@test.com'
            assert metadata.url == 'http://test.test.com/test/'
            assert metadata.description == 'Short summary'
            assert metadata.platforms == ['a', 'b']
            assert metadata.classifiers == [
                'Framework :: Django',
                'Programming Language :: Python :: 3.5',
            ]

def test_multiline(self, tmpdir):
        fake_env(
            tmpdir,
            '[metadata]\n'
            'name = fake_name\n'
            'keywords =\n'
            '  one\n'
            '  two\n'
            'classifiers =\n'
            '  Framework :: Django\n'
            '  Programming Language :: Python :: 3.5\n',
        )
        with get_dist(tmpdir) as dist:
            metadata = dist.metadata
            assert metadata.keywords == ['one', 'two']
            assert metadata.classifiers == [
                'Framework :: Django',
                'Programming Language :: Python :: 3.5',
            ]

def test_dict(self, tmpdir):
        fake_env(
            tmpdir,
            '[metadata]\n'
            'project_urls =\n'
            '  Link One = https://example.com/one/\n'
            '  Link Two = https://example.com/two/\n',
        )
        with get_dist(tmpdir) as dist:
            metadata = dist.metadata
            assert metadata.project_urls == {
                'Link One': 'https://example.com/one/',
                'Link Two': 'https://example.com/two/',
            }

def test_version(self, tmpdir):
        package_dir, config = fake_env(
            tmpdir, '[metadata]\nversion = attr: fake_package.VERSION\n'
        )

sub_a = package_dir.mkdir('subpkg_a')
        sub_a.join('__init__.py').write('')
        sub_a.join('mod.py').write('VERSION = (2016, 11, 26)')

sub_b = package_dir.mkdir('subpkg_b')
        sub_b.join('__init__.py').write('')
        sub_b.join('mod.py').write(
            'import third_party_module\nVERSION = (2016, 11, 26)'
        )