# Copyright 2017 Google Inc.

#

# 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.

"""Tests for autoscaler.py"""

from strategies import DOWNSCALE_STRATEGIES

from strategies import UPSCALE_STRATEGIES

def test_downscale():

downscale_strategy = DOWNSCALE_STRATEGIES['incremental']

assert downscale_strategy(5) == 3

assert downscale_strategy(4) == 3

assert downscale_strategy(3) == 3

def test_upscale():

upscale_strategy = UPSCALE_STRATEGIES['incremental']

assert upscale_strategy(3) == 5