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# -*- coding: utf-8 -*-
# <sure - utility belt for automated testing in python>
# Copyright (C) <2010-2018> Gabriel Falcão <gabriel@nacaolivre.org>
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
def stub(base_class=None, **attributes):
"""creates a python class on-the-fly with the given keyword-arguments
as class-attributes accessible with .attrname.
The new class inherits from
Use this to mock rather than stub.
"""
if base_class is None:
base_class = object
members = {
"__init__": lambda self: None,
"__new__": lambda *args, **kw: object.__new__(
*args, *kw
), # remove __new__ and metaclass behavior from object
"__metaclass__": None,
}
members.update(attributes)
# let's create a python class on-the-fly :)
return type(f"{base_class.__name__}Stub", (base_class,), members)()
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