def test_unify_registered_external_namespaces(self, discover_external_namespaces, islink, symlink):
discover_external_namespaces.return_value = [('pid', 'inode')]
islink.return_value = True
unify_external_namespaces()
symlink.assert_not_called()
def test_unify_non_registered_external_namespaces(self, discover_external_namespaces, islink, symlink):
discover_external_namespaces.return_value = [('pid', 'inode')]
islink.return_value = False
unify_external_namespaces()
symlink.assert_called_once_with('/proc/pid/ns/net', '/var/run/netns/inode')
