# Copyright 2018 Google LLC

#

# 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.

from collections import UserDict

import uuid

from mock import MagicMock, patch

import main

@patch('main.__blur_image')

@patch('main.vision_client')

@patch('main.storage_client')

def test_process_offensive_image(

storage_client,

vision_client,

__blur_image,

capsys):

result = UserDict()

result.safe_search_annotation = UserDict()

result.safe_search_annotation.adult = 5

result.safe_search_annotation.violence = 5

vision_client.safe_search_detection = MagicMock(return_value=result)

filename = str(uuid.uuid4())

data = {

'bucket': 'my-bucket',

'name': filename

}

main.blur_offensive_images(data, None)

out, _ = capsys.readouterr()

assert 'Analyzing %s.' % filename in out

assert 'The image %s was detected as inappropriate.' % filename in out

assert main.__blur_image.called

@patch('main.__blur_image')

@patch('main.vision_client')

@patch('main.storage_client')

def test_process_safe_image(

storage_client,

vision_client,

__blur_image,

capsys):

result = UserDict()

result.safe_search_annotation = UserDict()

result.safe_search_annotation.adult = 1

result.safe_search_annotation.violence = 1

vision_client.safe_search_detection = MagicMock(return_value=result)

filename = str(uuid.uuid4())

data = {

'bucket': 'my-bucket',

'name': filename

}

main.blur_offensive_images(data, None)

out, _ = capsys.readouterr()

assert 'Analyzing %s.' % filename in out

assert 'The image %s was detected as OK.' % filename in out

assert __blur_image.called is False

@patch('main.os')

@patch('main.Image')

def test_blur_image(image_mock, os_mock, capsys):

filename = str(uuid.uuid4())

os_mock.remove = MagicMock()

os_mock.path = MagicMock()

os_mock.path.basename = MagicMock(side_effect=(lambda x: x))

image_mock.return_value = image_mock

image_mock.__enter__.return_value = image_mock

blob = UserDict()

blob.name = filename

blob.bucket = UserDict()

blob.bucket.blob = MagicMock(return_value=blob)

blob.download_to_filename = MagicMock()

blob.upload_from_filename = MagicMock()

main.__blur_image(blob)

out, _ = capsys.readouterr()

assert f'Image {filename} was downloaded to' in out

assert f'Image {filename} was blurred.' in out

assert f'Blurred image was uploaded to blurred-{filename}.' in out

assert os_mock.remove.called

assert image_mock.resize.called