def create_virtualenv(root):
"""
Create a virtualenv in ``root``.
:param FilePath root: The directory in which to install a virtualenv.
:returns: A ``VirtualEnv`` instance.
"""
# We call ``virtualenv`` as a subprocess rather than as a library, so that
# we can turn off Python byte code compilation.
run_command(
['virtualenv', '--python=/usr/bin/python2.7', '--quiet', root.path],
added_env=dict(PYTHONDONTWRITEBYTECODE='1'))
# XXX: Virtualenv doesn't link to pyc files when copying its bootstrap
# modules. See https://github.com/pypa/virtualenv/issues/659
for module_name in virtualenv.REQUIRED_MODULES:
py_base = root.descendant(['lib', 'python2.7', module_name])
py = py_base.siblingExtension('.py')
if py.exists() and py.islink():
pyc = py_base.siblingExtension('.pyc')
py_target = py.realpath()
pyc_target = FilePath(
py_target.splitext()[0]).siblingExtension('.pyc')
if pyc.exists():
pyc.remove()
if pyc_target.exists():
pyc_target.linkTo(pyc)
return VirtualEnv(root=root)
def create_virtualenv(root):
"""
Create a virtualenv in ``root``.
:param FilePath root: The directory in which to install a virtualenv.
:returns: A ``VirtualEnv`` instance.
"""
# We call ``virtualenv`` as a subprocess rather than as a library, so that
# we can turn off Python byte code compilation.
run_command(
['virtualenv', '--python=/usr/bin/python2.7', '--quiet', root.path],
added_env=dict(PYTHONDONTWRITEBYTECODE='1')
)
# XXX: Virtualenv doesn't link to pyc files when copying its bootstrap
# modules. See https://github.com/pypa/virtualenv/issues/659
for module_name in virtualenv.REQUIRED_MODULES:
py_base = root.descendant(
['lib', 'python2.7', module_name])
py = py_base.siblingExtension('.py')
if py.exists() and py.islink():
pyc = py_base.siblingExtension('.pyc')
py_target = py.realpath()
pyc_target = FilePath(
py_target.splitext()[0]).siblingExtension('.pyc')
if pyc.exists():
pyc.remove()
if pyc_target.exists():
pyc_target.linkTo(pyc)
return VirtualEnv(root=root)
def test_symlink(self):
"""
:py:`get_pathinfo` returns a :py:`PathInfo` when given a symlink.
"""
dest = FilePath(self.mktemp())
dest.setContent(b"content")
path = FilePath(self.mktemp())
dest.linkTo(path)
path_info = get_pathinfo(path)
self.assertThat(
path_info,
MatchesStructure.byEquality(
is_dir=False,
is_file=False,
is_link=True,
exists=True,
state=None,
),
)