tests/misc_utils.py

# Copyright 2015 the Melange authors.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#   http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

"""Miscellaneous utilities useful for tests."""


class _FakeUrlNamesMetaclass(type):
  """Metaclass for FakeUrlNames class."""

  def __getattr__(cls, attr):
    """See __getattr__ for specification."""
    return 'meaningless string'


class FakeUrlNames(object):
  """Fake implementation of UrlNames.

  It returns a meaningless string for all its class members, i.e.
  DakeUrlNames.FOO == 'meaningless string'
  """
  __metaclass__ = _FakeUrlNamesMetaclass


class FakeLinker(object):
  """Fake implementation of Linker which returns a meaningless link for
  all function calls.
  """

  def __getattr__(self, attr):
    """See getattr__ for specification."""
    return lambda *args, **kwargs: 'some/meaningless/link'