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pip/tests/functional/test_install_compat.py

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"""
Tests for compatibility workarounds.
"""
import os
from tests.lib import (tests_data, reset_env, run_pip, pyversion,
assert_all_changes)
def test_debian_egg_name_workaround():
"""
We can uninstall packages installed with the pyversion removed from the
egg-info metadata directory name.
Refs:
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=618367
https://bugs.launchpad.net/ubuntu/+source/distribute/+bug/725178
https://bitbucket.org/ianb/pip/issue/104/pip-uninstall-on-ubuntu-linux
"""
env = reset_env()
result = run_pip('install', 'INITools==0.2', expect_error=True)
egg_info = os.path.join(
env.site_packages, "INITools-0.2-py%s.egg-info" % pyversion)
# Debian only removes pyversion for global installs, not inside a venv
# so even if this test runs on a Debian/Ubuntu system with broken setuptools,
# since our test runs inside a venv we'll still have the normal .egg-info
assert egg_info in result.files_created, "Couldn't find %s" % egg_info
# The Debian no-pyversion version of the .egg-info
mangled = os.path.join(env.site_packages, "INITools-0.2.egg-info")
assert mangled not in result.files_created, "Found unexpected %s" % mangled
# Simulate a Debian install by copying the .egg-info to their name for it
full_egg_info = os.path.join(env.root_path, egg_info)
assert os.path.isdir(full_egg_info)
full_mangled = os.path.join(env.root_path, mangled)
os.renames(full_egg_info, full_mangled)
assert os.path.isdir(full_mangled)
# Try the uninstall and verify that everything is removed.
result2 = run_pip("uninstall", "INITools", "-y")
assert_all_changes(result, result2, [env.venv/'build', 'cache'])
def test_setup_py_with_dos_line_endings():
"""
It doesn't choke on a setup.py file that uses DOS line endings (\\r\\n).
Refs https://github.com/pypa/pip/issues/237
"""
reset_env()
to_install = os.path.abspath(os.path.join(tests_data, 'packages', 'LineEndings'))
run_pip('install', to_install, expect_error=False)