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import subprocess
import sys
import pytest
import pkg_resources
SETUP_TEMPLATE = """
import setuptools
setuptools.setup(
name="my-test-package",
version="1.0",
zip_safe=True,
)
""".lstrip()
class TestFindDistributions:
@pytest.fixture
def target_dir(self, tmpdir):
target_dir = tmpdir.mkdir('target')
# place a .egg named directory in the target that is not an egg:
target_dir.mkdir('not.an.egg')
return str(target_dir)
@pytest.fixture
def project_dir(self, tmpdir):
project_dir = tmpdir.mkdir('my-test-package')
(project_dir / "setup.py").write(SETUP_TEMPLATE)
return str(project_dir)
def test_non_egg_dir_named_egg(self, target_dir):
dists = pkg_resources.find_distributions(target_dir)
assert not list(dists)
def test_standalone_egg_directory(self, project_dir, target_dir):
# install this distro as an unpacked egg:
args = [
sys.executable,
'-c', 'from setuptools.command.easy_install import main; main()',
'-mNx',
'-d', target_dir,
'--always-unzip',
project_dir,
]
subprocess.check_call(args)
dists = pkg_resources.find_distributions(target_dir)
assert [dist.project_name for dist in dists] == ['my-test-package']
dists = pkg_resources.find_distributions(target_dir, only=True)
assert not list(dists)
def test_zipped_egg(self, project_dir, target_dir):
# install this distro as an unpacked egg:
args = [
sys.executable,
'-c', 'from setuptools.command.easy_install import main; main()',
'-mNx',
'-d', target_dir,
'--zip-ok',
project_dir,
]
subprocess.check_call(args)
dists = pkg_resources.find_distributions(target_dir)
assert [dist.project_name for dist in dists] == ['my-test-package']
dists = pkg_resources.find_distributions(target_dir, only=True)
assert not list(dists)
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