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# Copyright 2016 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.

import os

from google.cloud import spanner

import mock

import pytest

import quickstart

SPANNER_INSTANCE = os.environ['SPANNER_INSTANCE']

@pytest.fixture

def patch_instance():

original_instance = spanner.Client.instance

def new_instance(self, unused_instance_name):

return original_instance(self, SPANNER_INSTANCE)

instance_patch = mock.patch(

'google.cloud.spanner.Client.instance',

side_effect=new_instance,

autospec=True)

with instance_patch:

yield

@pytest.fixture

def example_database():

spanner_client = spanner.Client()

instance = spanner_client.instance(SPANNER_INSTANCE)

database = instance.database('my-database-id')

if not database.exists():

database.create()

yield

def test_quickstart(capsys, patch_instance, example_database):

quickstart.run_quickstart()

out, _ = capsys.readouterr()

assert '[1]' in out