#!/usr/bin/env python
# encoding: utf-8
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#  to you under the Apache License, Version 2.0 (the
#  "License"); you may not use this file except in compliance
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#    http://www.apache.org/licenses/LICENSE-2.0
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import mock
import json

from gstack.helpers import read_file
from . import GStackAppTestCase


class DisksTestCase(GStackAppTestCase):

    def test_list_disks(self):

        get = mock.Mock()
        get.return_value.text = read_file(
            'tests/data/valid_describe_volumes.json')
        get.return_value.status_code = 200

        with mock.patch('requests.get', get):
            headers = {
                'authorization': 'Bearer ' + str(GStackAppTestCase.access_token)}
            response = self.get(
                '/compute/v1/projects/exampleproject/zones/examplezone/disks', headers=headers)

        self.assert_ok(response)

    def test_list_disks_with_name_filter(self):

        get = mock.Mock()
        get.return_value.text = read_file(
            'tests/data/valid_describe_volumes.json')
        get.return_value.status_code = 200

        with mock.patch('requests.get', get):

            headers = {
                'authorization': 'Bearer ' + str(GStackAppTestCase.access_token)}
            response = self.get(
                '/compute/v1/projects/projectid/zones/zonename/disks?filter=name+eq+volumename',
                headers=headers)

        self.assert_ok(response)

    def test_aggregated_list_disks(self):

        get = mock.Mock()
        get.return_value.text = read_file(
            'tests/data/valid_describe_volumes.json')
        get.return_value.status_code = 200

        get_zones = mock.Mock()
        get_zones.return_value = json.loads(
            read_file('tests/data/valid_describe_zone.json'))

        with mock.patch('requests.get', get):
            with mock.patch(
                'gstack.controllers.zones._get_zones',
                get_zones
            ):
                headers = {
                    'authorization': 'Bearer ' + str(GStackAppTestCase.access_token)}
                response = self.get(
                    '/compute/v1/projects/projectid/aggregated/disks', headers=headers)

        self.assert_ok(response)

    def test_aggregated_list_disks_with_name_filter(self):

        get = mock.Mock()
        get.return_value.text = read_file(
            'tests/data/valid_describe_volume.json')
        get.return_value.status_code = 200

        get_zones = mock.Mock()
        get_zones.return_value = json.loads(
            read_file('tests/data/valid_describe_zone.json'))

        with mock.patch('requests.get', get):
            with mock.patch(
                'gstack.controllers.zones._get_zones',
                get_zones
            ):
                headers = {
                    'authorization': 'Bearer ' + str(GStackAppTestCase.access_token)}
                response = self.get(
                    '/compute/v1/projects/projectid/aggregated/disks?filter=name+eq+volumename',
                    headers=headers)

        self.assert_ok(response)

    def test_get_disk(self):

        get = mock.Mock()
        get.return_value.text = read_file(
            'tests/data/valid_describe_volume.json')
        get.return_value.status_code = 200

        with mock.patch('requests.get', get):
            headers = {
                'authorization': 'Bearer ' + str(GStackAppTestCase.access_token)}
            response = self.get(
                '/compute/v1/projects/exampleproject/zones/examplezone/disks/volumename', headers=headers)

        self.assert_ok(response)

    def test_get_disk_disk_not_found(self):

        get = mock.Mock()
        get.return_value.text = read_file(
            'tests/data/empty_describe_volumes.json')
        get.return_value.status_code = 200

        with mock.patch('requests.get', get):
            headers = {
                'authorization': 'Bearer ' + str(GStackAppTestCase.access_token)}
            response = self.get(
                '/compute/v1/projects/exampleproject/zones/examplezone/disks/volumename', headers=headers)

        self.assert_not_found(response)

        assert 'The resource \'/compute/v1/projects/exampleproject/zones/examplezone/disks/volumename\' was not found' \
            in response.data