def test_PYTHONPATH_not_present_in_testing_env_if_set():
with env.set_env('PYTHONPATH', 'fred'):
with mock.patch.object(venv.Workspace, 'run') as run:
venv.VirtualEnv()
call = run.mock_calls[0]
assert 'PYTHONPATH' not in call[2]['env']
venv.VirtualEnv({'PYTHONPATH': 'john'})
call = run.mock_calls[1]
assert 'PYTHONPATH' not in call[2]['env']
def bare_virtualenv():
""" Bare virtualenv (no pip/setuptools/wheel).
"""
with pytest_virtualenv.VirtualEnv(args=(
'--no-wheel',
'--no-pip',
'--no-setuptools',
)) as venv:
yield venv
def test_installed_packages():
with venv.VirtualEnv() as v:
ips = v.installed_packages()
assert len(ips) > 0
check_member('pip', ips)
check_member('virtualenv', ips)
