58 lines
1.9 KiB
Python
58 lines
1.9 KiB
Python
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# Copyright 2015 Google Inc. All rights reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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"""Mocks used to emulate gRPC generated objects."""
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class _FakeStub(object):
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"""Acts as a gPRC stub."""
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def __init__(self, *results):
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self.results = results
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self.method_calls = []
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self._entered = 0
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self._exited = []
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def __enter__(self):
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self._entered += 1
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return self
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def __exit__(self, exc_type, exc_val, exc_tb):
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self._exited.append((exc_type, exc_val, exc_tb))
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return True
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def __getattr__(self, name):
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# We need not worry about attributes set in constructor
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# since __getattribute__ will handle them.
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return _MethodMock(name, self)
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class _MethodMock(object):
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"""Mock for API method attached to a gRPC stub.
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In the beta implementation, these are of type.
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:class:`grpc.framework.crust.implementations._UnaryUnaryMultiCallable`
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"""
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def __init__(self, name, factory):
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self._name = name
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self._factory = factory
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def __call__(self, *args, **kwargs):
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"""Sync method meant to mock a gRPC stub request."""
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self._factory.method_calls.append((self._name, args, kwargs))
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curr_result, self._factory.results = (self._factory.results[0],
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self._factory.results[1:])
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return curr_result
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