#   Copyright 2013 Nebula 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.
#

import copy

from openstackclient.image.v2 import image
from openstackclient.tests import fakes
from openstackclient.tests.image.v2 import fakes as image_fakes


class TestImage(image_fakes.TestImagev2):

    def setUp(self):
        super(TestImage, self).setUp()

        # Get a shortcut to the ServerManager Mock
        self.images_mock = self.app.client_manager.image.images
        self.images_mock.reset_mock()


class TestImageDelete(TestImage):

    def setUp(self):
        super(TestImageDelete, self).setUp()

        # This is the return value for utils.find_resource()
        self.images_mock.get.return_value = fakes.FakeResource(
            None,
            copy.deepcopy(image_fakes.IMAGE),
            loaded=True,
        )
        self.images_mock.delete.return_value = None

        # Get the command object to test
        self.cmd = image.DeleteImage(self.app, None)

    def test_image_delete_no_options(self):
        arglist = [
            image_fakes.image_id,
        ]
        verifylist = [
            ('image', image_fakes.image_id),
        ]
        parsed_args = self.check_parser(self.cmd, arglist, verifylist)

        # DisplayCommandBase.take_action() returns two tuples
        self.cmd.take_action(parsed_args)

        self.images_mock.delete.assert_called_with(
            image_fakes.image_id,
        )


class TestImageList(TestImage):

    def setUp(self):
        super(TestImageList, self).setUp()

        # This is the return value for utils.find_resource()
        self.images_mock.list.return_value = [
            fakes.FakeResource(
                None,
                copy.deepcopy(image_fakes.IMAGE),
                loaded=True,
            ),
        ]

        # Get the command object to test
        self.cmd = image.ListImage(self.app, None)

    def test_image_list_long_option(self):
        arglist = [
            '--long',
        ]
        verifylist = [
            ('long', True),
        ]
        parsed_args = self.check_parser(self.cmd, arglist, verifylist)

        # DisplayCommandBase.take_action() returns two tuples
        columns, data = self.cmd.take_action(parsed_args)
        self.images_mock.list.assert_called_with()

        collist = ('ID', 'Name', 'Disk Format', 'Container Format',
                   'Size', 'Status')

        self.assertEqual(columns, collist)
        datalist = ((
            image_fakes.image_id,
            image_fakes.image_name,
            '',
            '',
            '',
            '',
        ), )
        self.assertEqual(datalist, tuple(data))