57 lines
1.9 KiB
Python
57 lines
1.9 KiB
Python
# Copyright 2015 Google Inc. All rights reserved.
|
|
#
|
|
# 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.
|
|
|
|
"""Mocks used to emulate gRPC generated objects."""
|
|
|
|
|
|
class _FakeStub(object):
|
|
"""Acts as a gPRC stub."""
|
|
|
|
def __init__(self, *results):
|
|
self.results = results
|
|
self.method_calls = []
|
|
self._entered = 0
|
|
self._exited = []
|
|
|
|
def __enter__(self):
|
|
self._entered += 1
|
|
return self
|
|
|
|
def __exit__(self, exc_type, exc_val, exc_tb):
|
|
self._exited.append((exc_type, exc_val, exc_tb))
|
|
return True
|
|
|
|
def __getattr__(self, name):
|
|
# We need not worry about attributes set in constructor
|
|
# since __getattribute__ will handle them.
|
|
return _MethodMock(name, self)
|
|
|
|
|
|
class _MethodMock(object):
|
|
"""Mock for API method attached to a gRPC stub.
|
|
|
|
In the beta implementation, these are of type.
|
|
:class:`grpc.framework.crust.implementations._UnaryUnaryMultiCallable`
|
|
"""
|
|
|
|
def __init__(self, name, factory):
|
|
self._name = name
|
|
self._factory = factory
|
|
|
|
def __call__(self, *args, **kwargs):
|
|
"""Sync method meant to mock a gRPC stub request."""
|
|
self._factory.method_calls.append((self._name, args, kwargs))
|
|
curr_result, self._factory.results = (self._factory.results[0],
|
|
self._factory.results[1:])
|
|
return curr_result
|