# Copyright 2012 United States Government as represented by the
# Administrator of the National Aeronautics and Space Administration.
# All Rights Reserved.
#
# Copyright 2012 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 django
from django.core.urlresolvers import reverse
from django.forms import widgets
from django import http
from django.template.defaultfilters import slugify  # noqa
from django.test.utils import override_settings
from django.utils.http import urlunquote

from mox3.mox import IsA  # noqa
import six
from six import moves

from openstack_dashboard import api
from openstack_dashboard.api import cinder
from openstack_dashboard.test import helpers as test
from openstack_dashboard.usage import quotas


VOLUME_INDEX_URL = reverse('horizon:project:volumes:index')
VOLUME_VOLUMES_TAB_URL = urlunquote(reverse(
    'horizon:project:volumes:volumes_tab'))
SEARCH_OPTS = dict(status=api.cinder.VOLUME_STATE_AVAILABLE)


class VolumeViewTests(test.ResetImageAPIVersionMixin, test.TestCase):
    @test.create_stubs({cinder: ('volume_create',
                                 'volume_snapshot_list',
                                 'volume_type_list',
                                 'volume_type_default',
                                 'volume_list',
                                 'volume_list_paged',
                                 'availability_zone_list',
                                 'extension_supported'),
                        api.glance: ('image_list_detailed',),
                        quotas: ('tenant_limit_usages',)})
    def test_create_volume(self):
        volume = self.cinder_volumes.first()
        volume_type = self.cinder_volume_types.first()
        az = self.cinder_availability_zones.first().zoneName
        usage_limit = {'maxTotalVolumeGigabytes': 250,
                       'gigabytesUsed': 20,
                       'volumesUsed': len(self.cinder_volumes.list()),
                       'maxTotalVolumes': 6}
        formData = {'name': u'A Volume I Am Making',
                    'description': u'This is a volume I am making for a test.',
                    'method': u'CreateForm',
                    'type': volume_type.name,
                    'size': 50,
                    'snapshot_source': '',
                    'availability_zone': az}

        cinder.volume_type_default(IsA(http.HttpRequest)).\
            AndReturn(self.cinder_volume_types.first())
        cinder.volume_type_list(IsA(http.HttpRequest)).\
            AndReturn(self.cinder_volume_types.list())
        quotas.tenant_limit_usages(IsA(http.HttpRequest)).\
            AndReturn(usage_limit)
        cinder.volume_snapshot_list(IsA(http.HttpRequest),
                                    search_opts=SEARCH_OPTS).\
            AndReturn(self.cinder_volume_snapshots.list())
        api.glance.image_list_detailed(
            IsA(http.HttpRequest),
            filters={'is_public': True, 'status': 'active'}) \
            .AndReturn([self.images.list(), False, False])
        api.glance.image_list_detailed(
            IsA(http.HttpRequest),
            filters={'property-owner_id': self.tenant.id,
                     'status': 'active'}) \
            .AndReturn([[], False, False])
        cinder.availability_zone_list(IsA(http.HttpRequest)).AndReturn(
            self.cinder_availability_zones.list())

        cinder.extension_supported(IsA(http.HttpRequest), 'AvailabilityZones')\
            .AndReturn(True)
        cinder.volume_list(IsA(
            http.HttpRequest),
            search_opts=SEARCH_OPTS).AndReturn(self.cinder_volumes.list())

        cinder.volume_create(IsA(http.HttpRequest),
                             formData['size'],
                             formData['name'],
                             formData['description'],
                             formData['type'],
                             metadata={},
                             snapshot_id=None,
                             image_id=None,
                             availability_zone=formData['availability_zone'],
                             source_volid=None)\
            .AndReturn(volume)

        self.mox.ReplayAll()

        url = reverse('horizon:project:volumes:volumes:create')
        res = self.client.post(url, formData)
        self.assertNoFormErrors(res)

        redirect_url = VOLUME_VOLUMES_TAB_URL
        self.assertRedirectsNoFollow(res, redirect_url)

    @test.create_stubs({cinder: ('volume_create',
                                 'volume_snapshot_list',
                                 'volume_type_list',
                                 'volume_list',
                                 'volume_type_default',
                                 'availability_zone_list',
                                 'extension_supported'),
                        api.glance: ('image_list_detailed',),
                        quotas: ('tenant_limit_usages',)})
    def test_create_volume_without_name(self):
        volume = self.cinder_volumes.first()
        volume_type = self.cinder_volume_types.first()
        az = self.cinder_availability_zones.first().zoneName
        usage_limit = {'maxTotalVolumeGigabytes': 250,
                       'gigabytesUsed': 20,
                       'volumesUsed': len(self.cinder_volumes.list()),
                       'maxTotalVolumes': 6}
        formData = {'name': '',
                    'description': u'This is a volume I am making for a test.',
                    'method': u'CreateForm',
                    'type': volume_type.name,
                    'size': 50,
                    'snapshot_source': '',
                    'availability_zone': az}

        cinder.volume_type_list(IsA(http.HttpRequest)).\
            AndReturn(self.cinder_volume_types.list())
        quotas.tenant_limit_usages(IsA(http.HttpRequest)).\
            AndReturn(usage_limit)
        cinder.volume_snapshot_list(IsA(http.HttpRequest),
                                    search_opts=SEARCH_OPTS).\
            AndReturn(self.cinder_volume_snapshots.list())
        api.glance.image_list_detailed(
            IsA(http.HttpRequest),
            filters={'is_public': True, 'status': 'active'}) \
            .AndReturn([self.images.list(), False, False])
        api.glance.image_list_detailed(
            IsA(http.HttpRequest),
            filters={'property-owner_id': self.tenant.id,
                     'status': 'active'}) \
            .AndReturn([[], False, False])
        cinder.availability_zone_list(IsA(http.HttpRequest)).AndReturn(
            self.cinder_availability_zones.list())

        cinder.extension_supported(IsA(http.HttpRequest), 'AvailabilityZones')\
            .AndReturn(True)
        cinder.volume_type_default(IsA(http.HttpRequest)).\
            AndReturn(self.cinder_volume_types.first())
        cinder.volume_list(IsA(
            http.HttpRequest),
            search_opts=SEARCH_OPTS).AndReturn(self.cinder_volumes.list())

        cinder.volume_create(IsA(http.HttpRequest),
                             formData['size'],
                             formData['name'],
                             formData['description'],
                             formData['type'],
                             metadata={},
                             snapshot_id=None,
                             image_id=None,
                             availability_zone=formData['availability_zone'],
                             source_volid=None)\
            .AndReturn(volume)

        self.mox.ReplayAll()

        url = reverse('horizon:project:volumes:volumes:create')
        res = self.client.post(url, formData)

        redirect_url = VOLUME_VOLUMES_TAB_URL
        self.assertRedirectsNoFollow(res, redirect_url)

    @test.create_stubs({cinder: ('volume_create',
                                 'volume_snapshot_list',
                                 'volume_type_list',
                                 'volume_type_default',
                                 'volume_list',
                                 'availability_zone_list',
                                 'extension_supported'),
                        api.glance: ('image_list_detailed',),
                        quotas: ('tenant_limit_usages',)})
    def test_create_volume_dropdown(self):
        volume = self.cinder_volumes.first()
        usage_limit = {'maxTotalVolumeGigabytes': 250,
                       'gigabytesUsed': 20,
                       'volumesUsed': len(self.cinder_volumes.list()),
                       'maxTotalVolumes': 6}
        formData = {'name': u'A Volume I Am Making',
                    'description': u'This is a volume I am making for a test.',
                    'method': u'CreateForm',
                    'size': 50,
                    'type': '',
                    'volume_source_type': 'no_source_type',
                    'snapshot_source': self.cinder_volume_snapshots.first().id,
                    'image_source': self.images.first().id}

        cinder.volume_type_default(IsA(http.HttpRequest)).\
            AndReturn(self.cinder_volume_types.first())
        cinder.volume_type_list(IsA(http.HttpRequest)).\
            AndReturn(self.cinder_volume_types.list())
        cinder.volume_snapshot_list(IsA(http.HttpRequest),
                                    search_opts=SEARCH_OPTS).\
            AndReturn(self.cinder_volume_snapshots.list())
        api.glance.image_list_detailed(
            IsA(http.HttpRequest),
            filters={'is_public': True, 'status': 'active'}) \
            .AndReturn([self.images.list(), False, False])
        api.glance.image_list_detailed(
            IsA(http.HttpRequest),
            filters={'property-owner_id': self.tenant.id,
                     'status': 'active'}) \
            .AndReturn([[], False, False])
        cinder.volume_list(IsA(
            http.HttpRequest),
            search_opts=SEARCH_OPTS).AndReturn(self.cinder_volumes.list())
        quotas.tenant_limit_usages(IsA(http.HttpRequest)).\
            AndReturn(usage_limit)

        cinder.extension_supported(IsA(http.HttpRequest), 'AvailabilityZones')\
            .AndReturn(True)
        cinder.availability_zone_list(IsA(http.HttpRequest)).AndReturn(
            self.cinder_availability_zones.list())

        cinder.volume_create(IsA(http.HttpRequest),
                             formData['size'],
                             formData['name'],
                             formData['description'],
                             '',
                             metadata={},
                             snapshot_id=None,
                             image_id=None,
                             availability_zone=None,
                             source_volid=None).AndReturn(volume)

        self.mox.ReplayAll()

        url = reverse('horizon:project:volumes:volumes:create')
        res = self.client.post(url, formData)

        redirect_url = VOLUME_VOLUMES_TAB_URL
        self.assertRedirectsNoFollow(res, redirect_url)

    @test.create_stubs({cinder: ('volume_create',
                                 'volume_snapshot_get',
                                 'volume_get',
                                 'volume_type_default',
                                 'volume_type_list'),
                        quotas: ('tenant_limit_usages',)})
    def test_create_volume_from_snapshot(self):
        volume = self.cinder_volumes.first()
        usage_limit = {'maxTotalVolumeGigabytes': 250,
                       'gigabytesUsed': 20,
                       'volumesUsed': len(self.cinder_volumes.list()),
                       'maxTotalVolumes': 6}
        snapshot = self.cinder_volume_snapshots.first()
        formData = {'name': u'A Volume I Am Making',
                    'description': u'This is a volume I am making for a test.',
                    'method': u'CreateForm',
                    'size': 50,
                    'type': '',
                    'snapshot_source': snapshot.id}

        cinder.volume_type_default(IsA(http.HttpRequest)).\
            AndReturn(self.cinder_volume_types.first())
        cinder.volume_type_list(IsA(http.HttpRequest)).\
            AndReturn(self.cinder_volume_types.list())
        quotas.tenant_limit_usages(IsA(http.HttpRequest)).\
            AndReturn(usage_limit)
        cinder.volume_snapshot_get(IsA(http.HttpRequest),
                                   str(snapshot.id)).AndReturn(snapshot)
        cinder.volume_get(IsA(http.HttpRequest), snapshot.volume_id).\
            AndReturn(self.cinder_volumes.first())

        cinder.volume_create(IsA(http.HttpRequest),
                             formData['size'],
                             formData['name'],
                             formData['description'],
                             '',
                             metadata={},
                             snapshot_id=snapshot.id,
                             image_id=None,
                             availability_zone=None,
                             source_volid=None).AndReturn(volume)
        self.mox.ReplayAll()

        # get snapshot from url
        url = reverse('horizon:project:volumes:volumes:create')
        res = self.client.post("?".join([url,
                                         "snapshot_id=" + str(snapshot.id)]),
                               formData)

        redirect_url = VOLUME_VOLUMES_TAB_URL
        self.assertRedirectsNoFollow(res, redirect_url)

    @test.create_stubs({cinder: ('volume_create',
                                 'volume_get',
                                 'volume_type_default',
                                 'volume_list',
                                 'volume_type_list',
                                 'availability_zone_list',
                                 'volume_snapshot_get',
                                 'volume_snapshot_list',
                                 'extension_supported'),
                        api.glance: ('image_list_detailed',),
                        quotas: ('tenant_limit_usages',)})
    def test_create_volume_from_volume(self):
        volume = self.cinder_volumes.first()
        usage_limit = {'maxTotalVolumeGigabytes': 250,
                       'gigabytesUsed': 20,
                       'volumesUsed': len(self.cinder_volumes.list()),
                       'maxTotalVolumes': 6}

        formData = {'name': u'A copy of a volume',
                    'description': u'This is a volume I am making for a test.',
                    'method': u'CreateForm',
                    'size': 50,
                    'type': '',
                    'volume_source_type': 'volume_source',
                    'volume_source': volume.id}

        cinder.volume_type_default(IsA(http.HttpRequest)).\
            AndReturn(self.cinder_volume_types.first())
        cinder.volume_list(IsA(http.HttpRequest), search_opts=SEARCH_OPTS).\
            AndReturn(self.cinder_volumes.list())
        cinder.volume_type_list(IsA(http.HttpRequest)).\
            AndReturn(self.cinder_volume_types.list())
        cinder.volume_snapshot_list(IsA(http.HttpRequest),
                                    search_opts=SEARCH_OPTS).\
            AndReturn(self.cinder_volume_snapshots.list())
        quotas.tenant_limit_usages(IsA(http.HttpRequest)).\
            AndReturn(usage_limit)

        cinder.volume_get(IsA(http.HttpRequest),
                          volume.id).AndReturn(self.cinder_volumes.first())
        cinder.extension_supported(IsA(http.HttpRequest),
                                   'AvailabilityZones').AndReturn(True)
        cinder.availability_zone_list(IsA(http.HttpRequest)).AndReturn(
            self.cinder_availability_zones.list())
        api.glance.image_list_detailed(
            IsA(http.HttpRequest),
            filters={'is_public': True, 'status': 'active'}) \
            .AndReturn([self.images.list(), False, False])
        api.glance.image_list_detailed(
            IsA(http.HttpRequest),
            filters={'property-owner_id': self.tenant.id,
                     'status': 'active'}) \
            .AndReturn([[], False, False])

        cinder.volume_create(IsA(http.HttpRequest),
                             formData['size'],
                             formData['name'],
                             formData['description'],
                             '',
                             metadata={},
                             snapshot_id=None,
                             image_id=None,
                             availability_zone=None,
                             source_volid=volume.id).AndReturn(volume)
        self.mox.ReplayAll()

        url = reverse('horizon:project:volumes:volumes:create')
        redirect_url = VOLUME_VOLUMES_TAB_URL
        res = self.client.post(url, formData)
        self.assertNoFormErrors(res)
        self.assertMessageCount(info=1)
        self.assertRedirectsNoFollow(res, redirect_url)

    @test.create_stubs({cinder: ('volume_create',
                                 'volume_snapshot_list',
                                 'volume_snapshot_get',
                                 'volume_get',
                                 'volume_type_default',
                                 'volume_list',
                                 'volume_type_list',
                                 'availability_zone_list',
                                 'extension_supported'),
                        api.glance: ('image_list_detailed',),
                        quotas: ('tenant_limit_usages',)})
    def test_create_volume_from_snapshot_dropdown(self):
        volume = self.cinder_volumes.first()
        usage_limit = {'maxTotalVolumeGigabytes': 250,
                       'gigabytesUsed': 20,
                       'volumesUsed': len(self.cinder_volumes.list()),
                       'maxTotalVolumes': 6}
        snapshot = self.cinder_volume_snapshots.first()
        formData = {'name': u'A Volume I Am Making',
                    'description': u'This is a volume I am making for a test.',
                    'method': u'CreateForm',
                    'size': 50,
                    'type': '',
                    'volume_source_type': 'snapshot_source',
                    'snapshot_source': snapshot.id}

        cinder.volume_type_list(IsA(http.HttpRequest)).\
            AndReturn(self.cinder_volume_types.list())
        cinder.volume_snapshot_list(IsA(http.HttpRequest),
                                    search_opts=SEARCH_OPTS).\
            AndReturn(self.cinder_volume_snapshots.list())
        api.glance.image_list_detailed(
            IsA(http.HttpRequest),
            filters={'is_public': True, 'status': 'active'}) \
            .AndReturn([self.images.list(), False, False])
        api.glance.image_list_detailed(
            IsA(http.HttpRequest),
            filters={'property-owner_id': self.tenant.id,
                     'status': 'active'}) \
            .AndReturn([[], False, False])
        cinder.volume_type_default(IsA(http.HttpRequest)).\
            AndReturn(self.cinder_volume_types.first())
        cinder.volume_list(IsA(
            http.HttpRequest),
            search_opts=SEARCH_OPTS).AndReturn(self.cinder_volumes.list())
        quotas.tenant_limit_usages(IsA(http.HttpRequest)).\
            AndReturn(usage_limit)
        cinder.volume_snapshot_get(IsA(http.HttpRequest),
                                   str(snapshot.id)).AndReturn(snapshot)

        cinder.extension_supported(IsA(http.HttpRequest), 'AvailabilityZones')\
            .AndReturn(True)
        cinder.availability_zone_list(IsA(http.HttpRequest)).AndReturn(
            self.cinder_availability_zones.list())

        cinder.volume_create(IsA(http.HttpRequest),
                             formData['size'],
                             formData['name'],
                             formData['description'],
                             '',
                             metadata={},
                             snapshot_id=snapshot.id,
                             image_id=None,
                             availability_zone=None,
                             source_volid=None).AndReturn(volume)

        self.mox.ReplayAll()

        # get snapshot from dropdown list
        url = reverse('horizon:project:volumes:volumes:create')
        res = self.client.post(url, formData)

        redirect_url = VOLUME_VOLUMES_TAB_URL
        self.assertRedirectsNoFollow(res, redirect_url)

    @test.create_stubs({cinder: ('volume_snapshot_get',
                                 'volume_type_list',
                                 'volume_type_default',
                                 'volume_get'),
                        api.glance: ('image_list_detailed',),
                        quotas: ('tenant_limit_usages',)})
    def test_create_volume_from_snapshot_invalid_size(self):
        usage_limit = {'maxTotalVolumeGigabytes': 100,
                       'gigabytesUsed': 20,
                       'volumesUsed': len(self.cinder_volumes.list()),
                       'maxTotalVolumes': 6}
        snapshot = self.cinder_volume_snapshots.first()
        formData = {'name': u'A Volume I Am Making',
                    'description': u'This is a volume I am making for a test.',
                    'method': u'CreateForm',
                    'size': 20, 'snapshot_source': snapshot.id}

        cinder.volume_type_list(IsA(http.HttpRequest)).\
            AndReturn(self.cinder_volume_types.list())
        if django.VERSION >= (1, 9):
            cinder.volume_type_list(IsA(http.HttpRequest)).\
                AndReturn(self.cinder_volume_types.list())
        cinder.volume_type_default(IsA(http.HttpRequest)).\
            AndReturn(self.cinder_volume_types.first())
        quotas.tenant_limit_usages(IsA(http.HttpRequest)).MultipleTimes().\
            AndReturn(usage_limit)
        cinder.volume_snapshot_get(IsA(http.HttpRequest),
                                   str(snapshot.id)).AndReturn(snapshot)
        cinder.volume_get(IsA(http.HttpRequest), snapshot.volume_id).\
            AndReturn(self.cinder_volumes.first())
        if django.VERSION >= (1, 9):
            cinder.volume_type_default(IsA(http.HttpRequest)). \
                AndReturn(self.cinder_volume_types.first())
            cinder.volume_snapshot_get(IsA(http.HttpRequest),
                                       str(snapshot.id)).AndReturn(snapshot)
            cinder.volume_get(IsA(http.HttpRequest), snapshot.volume_id). \
                AndReturn(self.cinder_volumes.first())

        self.mox.ReplayAll()

        url = reverse('horizon:project:volumes:volumes:create')
        res = self.client.post("?".join([url,
                                         "snapshot_id=" + str(snapshot.id)]),
                               formData, follow=True)
        self.assertEqual(res.redirect_chain, [])
        self.assertFormError(res, 'form', None,
                             "The volume size cannot be less than the "
                             "snapshot size (40GiB)")

    @test.create_stubs({cinder: ('volume_create',
                                 'volume_type_list',
                                 'volume_type_default',
                                 'availability_zone_list',
                                 'extension_supported'),
                        api.glance: ('image_get',),
                        quotas: ('tenant_limit_usages',)})
    def test_create_volume_from_image(self):
        volume = self.cinder_volumes.first()
        usage_limit = {'maxTotalVolumeGigabytes': 200,
                       'gigabytesUsed': 20,
                       'volumesUsed': len(self.cinder_volumes.list()),
                       'maxTotalVolumes': 6}
        image = self.images.first()
        formData = {'name': u'A Volume I Am Making',
                    'description': u'This is a volume I am making for a test.',
                    'method': u'CreateForm',
                    'size': 40,
                    'type': '',
                    'image_source': image.id}

        cinder.volume_type_default(IsA(http.HttpRequest)).\
            AndReturn(self.cinder_volume_types.first())
        cinder.volume_type_list(IsA(http.HttpRequest)).\
            AndReturn(self.cinder_volume_types.list())
        quotas.tenant_limit_usages(IsA(http.HttpRequest)).\
            AndReturn(usage_limit)
        api.glance.image_get(IsA(http.HttpRequest),
                             str(image.id)).AndReturn(image)

        cinder.extension_supported(IsA(http.HttpRequest), 'AvailabilityZones')\
            .AndReturn(True)
        cinder.availability_zone_list(IsA(http.HttpRequest)).AndReturn(
            self.cinder_availability_zones.list())

        cinder.volume_create(IsA(http.HttpRequest),
                             formData['size'],
                             formData['name'],
                             formData['description'],
                             '',
                             metadata={},
                             snapshot_id=None,
                             image_id=image.id,
                             availability_zone=None,
                             source_volid=None).AndReturn(volume)

        self.mox.ReplayAll()

        # get image from url
        url = reverse('horizon:project:volumes:volumes:create')
        res = self.client.post("?".join([url,
                                         "image_id=" + str(image.id)]),
                               formData)

        redirect_url = VOLUME_VOLUMES_TAB_URL
        self.assertRedirectsNoFollow(res, redirect_url)

    @test.create_stubs({cinder: ('volume_create',
                                 'volume_type_list',
                                 'volume_type_default',
                                 'volume_list',
                                 'volume_snapshot_list',
                                 'availability_zone_list',
                                 'extension_supported'),
                        api.glance: ('image_get',
                                     'image_list_detailed'),
                        quotas: ('tenant_limit_usages',)})
    def test_create_volume_from_image_dropdown(self):
        volume = self.cinder_volumes.first()
        usage_limit = {'maxTotalVolumeGigabytes': 200,
                       'gigabytesUsed': 20,
                       'volumesUsed': len(self.cinder_volumes.list()),
                       'maxTotalVolumes': 6}
        image = self.images.first()
        formData = {'name': u'A Volume I Am Making',
                    'description': u'This is a volume I am making for a test.',
                    'method': u'CreateForm',
                    'size': 30,
                    'type': '',
                    'volume_source_type': 'image_source',
                    'snapshot_source': self.cinder_volume_snapshots.first().id,
                    'image_source': image.id}

        cinder.volume_type_list(IsA(http.HttpRequest)).\
            AndReturn(self.cinder_volume_types.list())
        cinder.volume_snapshot_list(IsA(http.HttpRequest),
                                    search_opts=SEARCH_OPTS).\
            AndReturn(self.cinder_volume_snapshots.list())
        api.glance.image_list_detailed(
            IsA(http.HttpRequest),
            filters={'is_public': True, 'status': 'active'}) \
            .AndReturn([self.images.list(), False, False])
        api.glance.image_list_detailed(
            IsA(http.HttpRequest),
            filters={'property-owner_id': self.tenant.id,
                     'status': 'active'}) \
            .AndReturn([[], False, False])
        cinder.volume_type_default(IsA(http.HttpRequest)).\
            AndReturn(self.cinder_volume_types.first())
        cinder.volume_list(IsA(
            http.HttpRequest),
            search_opts=SEARCH_OPTS).AndReturn(self.cinder_volumes.list())
        quotas.tenant_limit_usages(IsA(http.HttpRequest)) \
            .AndReturn(usage_limit)
        api.glance.image_get(IsA(http.HttpRequest),
                             str(image.id)).AndReturn(image)

        cinder.extension_supported(IsA(http.HttpRequest), 'AvailabilityZones')\
            .AndReturn(True)
        cinder.availability_zone_list(IsA(http.HttpRequest)).AndReturn(
            self.cinder_availability_zones.list())

        cinder.volume_create(IsA(http.HttpRequest),
                             formData['size'],
                             formData['name'],
                             formData['description'],
                             '',
                             metadata={},
                             snapshot_id=None,
                             image_id=image.id,
                             availability_zone=None,
                             source_volid=None).AndReturn(volume)

        self.mox.ReplayAll()

        # get image from dropdown list
        url = reverse('horizon:project:volumes:volumes:create')
        res = self.client.post(url, formData)

        redirect_url = VOLUME_VOLUMES_TAB_URL
        self.assertRedirectsNoFollow(res, redirect_url)

    @test.create_stubs({cinder: ('volume_type_list',
                                 'volume_type_default',
                                 'availability_zone_list',
                                 'extension_supported'),
                        api.glance: ('image_get',
                                     'image_list_detailed'),
                        quotas: ('tenant_limit_usages',)})
    def test_create_volume_from_image_under_image_size(self):
        usage_limit = {'maxTotalVolumeGigabytes': 100,
                       'gigabytesUsed': 20,
                       'volumesUsed': len(self.cinder_volumes.list()),
                       'maxTotalVolumes': 6}
        image = self.images.first()
        formData = {'name': u'A Volume I Am Making',
                    'description': u'This is a volume I am making for a test.',
                    'method': u'CreateForm',
                    'size': 1, 'image_source': image.id}

        cinder.volume_type_list(IsA(http.HttpRequest)).\
            AndReturn(self.cinder_volume_types.list())
        if django.VERSION >= (1, 9):
            cinder.volume_type_list(IsA(http.HttpRequest)).\
                AndReturn(self.cinder_volume_types.list())
        cinder.volume_type_default(IsA(http.HttpRequest)).\
            AndReturn(self.cinder_volume_types.first())
        quotas.tenant_limit_usages(IsA(http.HttpRequest)).MultipleTimes().\
            AndReturn(usage_limit)
        api.glance.image_get(IsA(http.HttpRequest),
                             str(image.id)).AndReturn(image)
        cinder.extension_supported(IsA(http.HttpRequest), 'AvailabilityZones')\
            .AndReturn(True)
        cinder.availability_zone_list(IsA(http.HttpRequest)).AndReturn(
            self.cinder_availability_zones.list())
        if django.VERSION >= (1, 9):
            cinder.volume_type_default(IsA(http.HttpRequest)). \
                AndReturn(self.cinder_volume_types.first())
            api.glance.image_get(IsA(http.HttpRequest),
                                 str(image.id)).AndReturn(image)
            cinder.extension_supported(IsA(http.HttpRequest),
                                       'AvailabilityZones').AndReturn(True)
            cinder.availability_zone_list(IsA(http.HttpRequest)).AndReturn(
                self.cinder_availability_zones.list())

        self.mox.ReplayAll()

        url = reverse('horizon:project:volumes:volumes:create')
        res = self.client.post("?".join([url,
                                         "image_id=" + str(image.id)]),
                               formData, follow=True)
        self.assertEqual(res.redirect_chain, [])

        msg = (u"The volume size cannot be less than the "
               u"image size (20.0\xa0GB)")

        self.assertFormError(res, 'form', None, msg)

    @test.create_stubs({cinder: ('volume_type_list',
                                 'volume_type_default',
                                 'availability_zone_list',
                                 'extension_supported'),
                        api.glance: ('image_get',
                                     'image_list_detailed'),
                        quotas: ('tenant_limit_usages',)})
    def _test_create_volume_from_image_under_image_min_disk_size(self, image):
        usage_limit = {'maxTotalVolumeGigabytes': 100,
                       'gigabytesUsed': 20,
                       'volumesUsed': len(self.cinder_volumes.list()),
                       'maxTotalVolumes': 6}
        formData = {'name': u'A Volume I Am Making',
                    'description': u'This is a volume I am making for a test.',
                    'method': u'CreateForm',
                    'size': 5, 'image_source': image.id}

        cinder.volume_type_list(IsA(http.HttpRequest)).\
            AndReturn(self.cinder_volume_types.list())
        if django.VERSION >= (1, 9):
            cinder.volume_type_list(IsA(http.HttpRequest)).\
                AndReturn(self.cinder_volume_types.list())
        cinder.volume_type_default(IsA(http.HttpRequest)).\
            AndReturn(self.cinder_volume_types.first())
        quotas.tenant_limit_usages(IsA(http.HttpRequest)).MultipleTimes().\
            AndReturn(usage_limit)
        api.glance.image_get(IsA(http.HttpRequest),
                             str(image.id)).AndReturn(image)
        cinder.extension_supported(IsA(http.HttpRequest), 'AvailabilityZones')\
            .AndReturn(True)
        cinder.availability_zone_list(IsA(http.HttpRequest)).AndReturn(
            self.cinder_availability_zones.list())
        if django.VERSION >= (1, 9):
            cinder.volume_type_default(IsA(http.HttpRequest)).\
                AndReturn(self.cinder_volume_types.first())
            api.glance.image_get(IsA(http.HttpRequest),
                                 str(image.id)).AndReturn(image)
            cinder.extension_supported(IsA(http.HttpRequest),
                                       'AvailabilityZones').AndReturn(True)
            cinder.availability_zone_list(IsA(http.HttpRequest)).AndReturn(
                self.cinder_availability_zones.list())

        self.mox.ReplayAll()

        url = reverse('horizon:project:volumes:volumes:create')
        res = self.client.post("?".join([url,
                                         "image_id=" + str(image.id)]),
                               formData, follow=True)
        self.assertEqual(res.redirect_chain, [])
        self.assertFormError(res, 'form', None,
                             "The volume size cannot be less than the "
                             "image minimum disk size (30GiB)")

    def test_create_volume_from_image_under_image_min_disk_size(self):
        image = self.images.get(name="protected_images")
        image.min_disk = 30
        self._test_create_volume_from_image_under_image_min_disk_size(image)

    @override_settings(OPENSTACK_API_VERSIONS={'image': 1})
    def test_create_volume_from_image_under_image_prop_min_disk_size_v1(self):
        image = self.images.get(name="protected_images")
        image.min_disk = 0
        image.properties['min_disk'] = 30
        self._test_create_volume_from_image_under_image_min_disk_size(image)

    def test_create_volume_from_image_under_image_prop_min_disk_size_v2(self):
        image = self.imagesV2.get(name="protected_images")
        self._test_create_volume_from_image_under_image_min_disk_size(image)

    @test.create_stubs({cinder: ('volume_snapshot_list',
                                 'volume_type_list',
                                 'volume_type_default',
                                 'volume_list',
                                 'availability_zone_list',
                                 'extension_supported'),
                        api.glance: ('image_list_detailed',),
                        quotas: ('tenant_limit_usages',)})
    def test_create_volume_gb_used_over_alloted_quota(self):
        usage_limit = {'maxTotalVolumeGigabytes': 100,
                       'gigabytesUsed': 80,
                       'volumesUsed': len(self.cinder_volumes.list()),
                       'maxTotalVolumes': 6}
        formData = {'name': u'This Volume Is Huge!',
                    'description': u'This is a volume that is just too big!',
                    'method': u'CreateForm',
                    'size': 5000}

        cinder.volume_type_list(IsA(http.HttpRequest)).\
            AndReturn(self.cinder_volume_types.list())
        if django.VERSION >= (1, 9):
            cinder.volume_type_list(IsA(http.HttpRequest)).\
                AndReturn(self.cinder_volume_types.list())
        cinder.volume_type_default(IsA(http.HttpRequest)).\
            AndReturn(self.cinder_volume_types.first())
        quotas.tenant_limit_usages(IsA(http.HttpRequest)).MultipleTimes().\
            AndReturn(usage_limit)
        cinder.volume_snapshot_list(IsA(http.HttpRequest),
                                    search_opts=SEARCH_OPTS).\
            AndReturn(self.cinder_volume_snapshots.list())
        api.glance.image_list_detailed(
            IsA(http.HttpRequest),
            filters={'is_public': True, 'status': 'active'}) \
            .AndReturn([self.images.list(), False, False])
        api.glance.image_list_detailed(
            IsA(http.HttpRequest),
            filters={'property-owner_id': self.tenant.id,
                     'status': 'active'}) \
            .AndReturn([[], False, False])
        cinder.volume_list(IsA(
            http.HttpRequest),
            search_opts=SEARCH_OPTS).AndReturn(self.cinder_volumes.list())
        cinder.extension_supported(IsA(http.HttpRequest), 'AvailabilityZones')\
            .AndReturn(True)
        cinder.availability_zone_list(IsA(http.HttpRequest)).AndReturn(
            self.cinder_availability_zones.list())
        if django.VERSION >= (1, 9):
            cinder.volume_type_default(IsA(http.HttpRequest)).\
                AndReturn(self.cinder_volume_types.first())
            cinder.volume_snapshot_list(IsA(http.HttpRequest),
                                        search_opts=SEARCH_OPTS). \
                AndReturn(self.cinder_volume_snapshots.list())
            api.glance.image_list_detailed(
                IsA(http.HttpRequest),
                filters={'is_public': True, 'status': 'active'}) \
                .AndReturn([self.images.list(), False, False])
            api.glance.image_list_detailed(
                IsA(http.HttpRequest),
                filters={'property-owner_id': self.tenant.id,
                         'status': 'active'}) \
                .AndReturn([[], False, False])
            cinder.volume_list(IsA(
                http.HttpRequest),
                search_opts=SEARCH_OPTS).AndReturn(self.cinder_volumes.list())
            cinder.extension_supported(IsA(http.HttpRequest),
                                       'AvailabilityZones') \
                .AndReturn(True)
            cinder.availability_zone_list(IsA(http.HttpRequest)).AndReturn(
                self.cinder_availability_zones.list())

        self.mox.ReplayAll()

        url = reverse('horizon:project:volumes:volumes:create')
        res = self.client.post(url, formData)

        expected_error = [u'A volume of 5000GiB cannot be created as you only'
                          ' have 20GiB of your quota available.']
        self.assertEqual(res.context['form'].errors['__all__'], expected_error)

    @test.create_stubs({cinder: ('volume_snapshot_list',
                                 'volume_type_default',
                                 'volume_type_list',
                                 'volume_list',
                                 'availability_zone_list',
                                 'extension_supported'),
                        api.glance: ('image_list_detailed',),
                        quotas: ('tenant_limit_usages',)})
    def test_create_volume_number_over_alloted_quota(self):
        usage_limit = {'maxTotalVolumeGigabytes': 100,
                       'gigabytesUsed': 20,
                       'volumesUsed': len(self.cinder_volumes.list()),
                       'maxTotalVolumes': len(self.cinder_volumes.list())}
        formData = {'name': u'Too Many...',
                    'description': u'We have no volumes left!',
                    'method': u'CreateForm',
                    'size': 10}

        cinder.volume_type_list(IsA(http.HttpRequest)).\
            AndReturn(self.cinder_volume_types.list())
        if django.VERSION >= (1, 9):
            cinder.volume_type_list(IsA(http.HttpRequest)).\
                AndReturn(self.cinder_volume_types.list())
        cinder.volume_type_default(IsA(http.HttpRequest)).\
            AndReturn(self.cinder_volume_types.first())
        quotas.tenant_limit_usages(IsA(http.HttpRequest)).MultipleTimes().\
            AndReturn(usage_limit)
        cinder.volume_snapshot_list(IsA(http.HttpRequest),
                                    search_opts=SEARCH_OPTS).\
            AndReturn(self.cinder_volume_snapshots.list())
        api.glance.image_list_detailed(
            IsA(http.HttpRequest),
            filters={'is_public': True, 'status': 'active'}) \
            .AndReturn([self.images.list(), False, False])
        api.glance.image_list_detailed(
            IsA(http.HttpRequest),
            filters={'property-owner_id': self.tenant.id,
                     'status': 'active'}) \
            .AndReturn([[], False, False])
        cinder.volume_list(IsA(
            http.HttpRequest),
            search_opts=SEARCH_OPTS).AndReturn(self.cinder_volumes.list())
        cinder.extension_supported(IsA(http.HttpRequest), 'AvailabilityZones')\
            .AndReturn(True)
        cinder.availability_zone_list(IsA(http.HttpRequest)).AndReturn(
            self.cinder_availability_zones.list())
        if django.VERSION >= (1, 9):
            cinder.volume_type_default(IsA(http.HttpRequest)). \
                AndReturn(self.cinder_volume_types.first())
            cinder.volume_snapshot_list(IsA(http.HttpRequest),
                                        search_opts=SEARCH_OPTS). \
                AndReturn(self.cinder_volume_snapshots.list())
            api.glance.image_list_detailed(
                IsA(http.HttpRequest),
                filters={'is_public': True, 'status': 'active'}) \
                .AndReturn([self.images.list(), False, False])
            api.glance.image_list_detailed(
                IsA(http.HttpRequest),
                filters={'property-owner_id': self.tenant.id,
                         'status': 'active'}) \
                .AndReturn([[], False, False])
            cinder.volume_list(IsA(
                http.HttpRequest),
                search_opts=SEARCH_OPTS).AndReturn(self.cinder_volumes.list())
            cinder.extension_supported(IsA(http.HttpRequest),
                                       'AvailabilityZones') \
                .AndReturn(True)
            cinder.availability_zone_list(IsA(http.HttpRequest)).AndReturn(
                self.cinder_availability_zones.list())

        self.mox.ReplayAll()

        url = reverse('horizon:project:volumes:volumes:create')
        res = self.client.post(url, formData)

        expected_error = [u'You are already using all of your available'
                          ' volumes.']
        self.assertEqual(res.context['form'].errors['__all__'], expected_error)

    @test.create_stubs({cinder: ('tenant_absolute_limits',
                                 'volume_list_paged',
                                 'volume_snapshot_list',
                                 'volume_backup_supported',
                                 'volume_delete',),
                        api.nova: ('server_list',)})
    def test_delete_volume(self):
        volumes = self.cinder_volumes.list()
        volume = self.cinder_volumes.first()
        formData = {'action':
                    'volumes__delete__%s' % volume.id}

        cinder.volume_backup_supported(IsA(http.HttpRequest)). \
            MultipleTimes().AndReturn(True)
        cinder.volume_list_paged(
            IsA(http.HttpRequest), marker=None, paginate=True, sort_dir='desc',
            search_opts=None).AndReturn([volumes, False, False])
        cinder.volume_snapshot_list(IsA(http.HttpRequest),
                                    search_opts=None).\
            AndReturn([])
        cinder.volume_delete(IsA(http.HttpRequest), volume.id)
        api.nova.server_list(IsA(http.HttpRequest), search_opts=None).\
            AndReturn([self.servers.list(), False])
        cinder.volume_list_paged(
            IsA(http.HttpRequest), marker=None, paginate=True, sort_dir='desc',
            search_opts=None).AndReturn([volumes, False, False])
        cinder.volume_snapshot_list(IsA(http.HttpRequest),
                                    search_opts=None).\
            AndReturn([])
        api.nova.server_list(IsA(http.HttpRequest), search_opts=None).\
            AndReturn([self.servers.list(), False])
        cinder.tenant_absolute_limits(IsA(http.HttpRequest)).MultipleTimes().\
            AndReturn(self.cinder_limits['absolute'])

        self.mox.ReplayAll()

        url = VOLUME_INDEX_URL
        res = self.client.post(url, formData, follow=True)
        self.assertIn("Scheduled deletion of Volume: Volume name",
                      [m.message for m in res.context['messages']])

    @test.create_stubs({cinder: ('volume_get',
                                 'tenant_absolute_limits')})
    def test_delete_volume_with_snap_no_action_item(self):
        volume = self.cinder_volumes.get(name='Volume name')
        setattr(volume, 'has_snapshot', True)
        limits = self.cinder_limits['absolute']

        cinder.volume_get(IsA(http.HttpRequest), volume.id).AndReturn(volume)
        cinder.tenant_absolute_limits(IsA(http.HttpRequest)). \
            MultipleTimes('limits').AndReturn(limits)

        self.mox.ReplayAll()

        url = (VOLUME_INDEX_URL +
               "?action=row_update&table=volumes&obj_id=" + volume.id)

        res = self.client.get(url, {}, HTTP_X_REQUESTED_WITH='XMLHttpRequest')

        self.assertEqual(res.status_code, 200)

        self.assertNotContains(res, 'Delete Volume')
        self.assertNotContains(res, 'delete')

    @test.create_stubs({cinder: ('volume_get',), api.nova: ('server_list',)})
    @override_settings(OPENSTACK_HYPERVISOR_FEATURES={'can_set_mount_point':
                                                      True})
    def test_edit_attachments(self):
        volume = self.cinder_volumes.first()
        servers = [s for s in self.servers.list()
                   if s.tenant_id == self.request.user.tenant_id]
        volume.attachments = [{'id': volume.id,
                               'volume_id': volume.id,
                               'volume_name': volume.name,
                               'instance': servers[0],
                               'device': '/dev/vdb',
                               'server_id': servers[0].id}]

        cinder.volume_get(IsA(http.HttpRequest), volume.id).AndReturn(volume)
        api.nova.server_list(IsA(http.HttpRequest)).AndReturn([servers, False])
        self.mox.ReplayAll()

        url = reverse('horizon:project:volumes:volumes:attach',
                      args=[volume.id])
        res = self.client.get(url)
        msg = 'Volume %s on instance %s' % (volume.name, servers[0].name)
        self.assertContains(res, msg)
        # Asserting length of 2 accounts for the one instance option,
        # and the one 'Choose Instance' option.
        form = res.context['form']
        self.assertEqual(len(form.fields['instance']._choices),
                         1)
        self.assertEqual(res.status_code, 200)
        self.assertIsInstance(form.fields['device'].widget,
                              widgets.TextInput)
        self.assertFalse(form.fields['device'].required)

    @test.create_stubs({cinder: ('volume_get',), api.nova: ('server_list',)})
    @override_settings(OPENSTACK_HYPERVISOR_FEATURES={'can_set_mount_point':
                                                      True})
    def test_edit_attachments_auto_device_name(self):
        volume = self.cinder_volumes.first()
        servers = [s for s in self.servers.list()
                   if s.tenant_id == self.request.user.tenant_id]
        volume.attachments = [{'id': volume.id,
                               'volume_id': volume.id,
                               'volume_name': volume.name,
                               'instance': servers[0],
                               'device': '',
                               'server_id': servers[0].id}]

        cinder.volume_get(IsA(http.HttpRequest), volume.id).AndReturn(volume)
        api.nova.server_list(IsA(http.HttpRequest)).AndReturn([servers, False])
        self.mox.ReplayAll()

        url = reverse('horizon:project:volumes:volumes:attach',
                      args=[volume.id])
        res = self.client.get(url)
        form = res.context['form']
        self.assertIsInstance(form.fields['device'].widget,
                              widgets.TextInput)
        self.assertFalse(form.fields['device'].required)

    @test.create_stubs({cinder: ('volume_get',), api.nova: ('server_list',)})
    def test_edit_attachments_cannot_set_mount_point(self):

        volume = self.cinder_volumes.first()
        servers = [s for s in self.servers.list()
                   if s.tenant_id == self.request.user.tenant_id]

        cinder.volume_get(IsA(http.HttpRequest), volume.id).AndReturn(volume)
        api.nova.server_list(IsA(http.HttpRequest)).AndReturn([servers, False])
        self.mox.ReplayAll()

        url = reverse('horizon:project:volumes:volumes:attach',
                      args=[volume.id])
        res = self.client.get(url)
        # Assert the device field is hidden.
        form = res.context['form']
        self.assertIsInstance(form.fields['device'].widget,
                              widgets.HiddenInput)

    @test.create_stubs({cinder: ('volume_get',),
                        api.nova: ('server_list',)})
    def test_edit_attachments_attached_volume(self):
        servers = [s for s in self.servers.list()
                   if s.tenant_id == self.request.user.tenant_id]
        server = servers[0]
        volume = self.cinder_volumes.list()[0]

        cinder.volume_get(IsA(http.HttpRequest), volume.id) \
            .AndReturn(volume)
        api.nova.server_list(IsA(http.HttpRequest)) \
            .AndReturn([servers, False])

        self.mox.ReplayAll()

        url = reverse('horizon:project:volumes:volumes:attach',
                      args=[volume.id])
        res = self.client.get(url)

        self.assertEqual(res.context['form'].fields['instance']._choices[0][1],
                         "Select an instance")
        self.assertEqual(len(res.context['form'].fields['instance'].choices),
                         2)
        self.assertEqual(res.context['form'].fields['instance']._choices[1][0],
                         server.id)
        self.assertEqual(res.status_code, 200)

    def _get_volume_row_action_from_ajax(self, res, action_name, row_id):
        def _matches_row_id(context_row):
            return (len(context_row.dicts) > 1 and
                    isinstance(context_row.dicts[1], dict) and
                    context_row.dicts[1].get('row_id', None) == row_id)

        matching = list(moves.filter(lambda r: _matches_row_id(r),
                                     res.context))
        self.assertTrue(len(matching) > 1,
                        "Expected at least one row matching %s" % row_id)
        row = matching[-1].dicts[1]
        matching_actions = list(moves.filter(lambda a: a.name == action_name,
                                             row['row_actions']))
        self.assertEqual(1, len(matching_actions),
                         "Expected one row action named '%s'" % action_name)
        return matching_actions[0]

    @test.create_stubs({cinder: ('tenant_absolute_limits',
                                 'volume_get',)})
    def test_create_snapshot_button_attributes(self):
        limits = {'maxTotalSnapshots': 2}
        limits['totalSnapshotsUsed'] = 1
        volume = self.cinder_volumes.first()

        cinder.volume_get(IsA(http.HttpRequest), volume.id).AndReturn(volume)
        cinder.tenant_absolute_limits(IsA(http.HttpRequest)).AndReturn(limits)
        self.mox.ReplayAll()

        res_url = (VOLUME_INDEX_URL +
                   "?action=row_update&table=volumes&obj_id=" + volume.id)

        res = self.client.get(res_url, {},
                              HTTP_X_REQUESTED_WITH='XMLHttpRequest')

        snapshot_action = self._get_volume_row_action_from_ajax(
            res, 'snapshots', volume.id)
        self.assertEqual('horizon:project:volumes:volumes:create_snapshot',
                         snapshot_action.url)
        self.assertEqual(set(['ajax-modal']), set(snapshot_action.classes))
        self.assertEqual('Create Snapshot',
                         six.text_type(snapshot_action.verbose_name))
        self.assertEqual((('volume', 'volume:create_snapshot'),),
                         snapshot_action.policy_rules)

    @test.create_stubs({cinder: ('tenant_absolute_limits',
                                 'volume_get',)})
    def test_create_snapshot_button_disabled_when_quota_exceeded(self):
        limits = {'maxTotalSnapshots': 1}
        limits['totalSnapshotsUsed'] = limits['maxTotalSnapshots']
        volume = self.cinder_volumes.first()

        cinder.volume_get(IsA(http.HttpRequest), volume.id).AndReturn(volume)
        cinder.tenant_absolute_limits(IsA(http.HttpRequest)).AndReturn(limits)
        self.mox.ReplayAll()

        res_url = (VOLUME_INDEX_URL +
                   "?action=row_update&table=volumes&obj_id=" + volume.id)

        res = self.client.get(res_url, {},
                              HTTP_X_REQUESTED_WITH='XMLHttpRequest')

        snapshot_action = self._get_volume_row_action_from_ajax(
            res, 'snapshots', volume.id)
        self.assertTrue('disabled' in snapshot_action.classes,
                        'The create snapshot button should be disabled')

    @test.create_stubs({cinder: ('tenant_absolute_limits',
                                 'volume_list_paged',
                                 'volume_snapshot_list',
                                 'volume_backup_supported',),
                        api.nova: ('server_list',)})
    def test_create_button_attributes(self):
        limits = self.cinder_limits['absolute']
        limits['maxTotalVolumes'] = 10
        limits['totalVolumesUsed'] = 1
        volumes = self.cinder_volumes.list()

        api.cinder.volume_backup_supported(IsA(http.HttpRequest)). \
            MultipleTimes().AndReturn(True)
        cinder.volume_list_paged(IsA(http.HttpRequest), sort_dir='desc',
                                 marker=None, paginate=True, search_opts=None)\
            .AndReturn([volumes, False, False])
        cinder.volume_snapshot_list(IsA(http.HttpRequest),
                                    search_opts=None).\
            AndReturn([])
        api.nova.server_list(IsA(http.HttpRequest), search_opts=None)\
            .AndReturn([self.servers.list(), False])
        cinder.tenant_absolute_limits(IsA(http.HttpRequest))\
            .MultipleTimes().AndReturn(limits)
        self.mox.ReplayAll()

        res = self.client.get(VOLUME_INDEX_URL)
        self.assertTemplateUsed(res, 'project/volumes/index.html')

        volumes = res.context['volumes_table'].data
        self.assertItemsEqual(volumes, self.cinder_volumes.list())

        create_action = self.getAndAssertTableAction(res, 'volumes', 'create')

        self.assertEqual(set(['ajax-modal', 'ajax-update', 'btn-create']),
                         set(create_action.classes))
        self.assertEqual('Create Volume',
                         six.text_type(create_action.verbose_name))
        self.assertEqual('horizon:project:volumes:volumes:create',
                         create_action.url)
        self.assertEqual((('volume', 'volume:create'),),
                         create_action.policy_rules)

    @test.create_stubs({cinder: ('tenant_absolute_limits',
                                 'volume_list_paged',
                                 'volume_snapshot_list',
                                 'volume_backup_supported',),
                        api.nova: ('server_list',)})
    def test_create_button_disabled_when_quota_exceeded(self):
        limits = self.cinder_limits['absolute']
        limits['totalVolumesUsed'] = limits['maxTotalVolumes']
        volumes = self.cinder_volumes.list()

        api.cinder.volume_backup_supported(IsA(http.HttpRequest)). \
            MultipleTimes().AndReturn(True)
        cinder.volume_list_paged(
            IsA(http.HttpRequest), marker=None, paginate=True, sort_dir='desc',
            search_opts=None).AndReturn([volumes, False, False])
        cinder.volume_snapshot_list(IsA(http.HttpRequest),
                                    search_opts=None).\
            AndReturn([])
        api.nova.server_list(IsA(http.HttpRequest), search_opts=None)\
            .AndReturn([self.servers.list(), False])
        cinder.tenant_absolute_limits(IsA(http.HttpRequest))\
            .MultipleTimes().AndReturn(limits)
        self.mox.ReplayAll()

        res = self.client.get(VOLUME_INDEX_URL)
        self.assertTemplateUsed(res, 'project/volumes/index.html')

        volumes = res.context['volumes_table'].data
        self.assertItemsEqual(volumes, self.cinder_volumes.list())

        create_action = self.getAndAssertTableAction(res, 'volumes', 'create')
        self.assertTrue('disabled' in create_action.classes,
                        'The create button should be disabled')

    @test.create_stubs({cinder: ('tenant_absolute_limits',
                                 'volume_get',
                                 'volume_snapshot_list'),
                        api.nova: ('server_get',)})
    def test_detail_view(self):
        volume = self.cinder_volumes.first()
        server = self.servers.first()
        snapshots = self.cinder_volume_snapshots.list()

        volume.attachments = [{"server_id": server.id}]

        cinder.volume_get(IsA(http.HttpRequest), volume.id).AndReturn(volume)
        cinder.volume_snapshot_list(IsA(http.HttpRequest),
                                    search_opts={'volume_id': volume.id})\
            .AndReturn(snapshots)
        api.nova.server_get(IsA(http.HttpRequest), server.id).AndReturn(server)
        cinder.tenant_absolute_limits(IsA(http.HttpRequest))\
            .AndReturn(self.cinder_limits['absolute'])

        self.mox.ReplayAll()

        url = reverse('horizon:project:volumes:volumes:detail',
                      args=[volume.id])
        res = self.client.get(url)

        self.assertTemplateUsed(res, 'horizon/common/_detail.html')
        self.assertEqual(res.context['volume'].id, volume.id)
        self.assertNoMessages()

    @test.create_stubs({cinder: ('volume_get',
                                 'volume_get_encryption_metadata'), })
    def test_encryption_detail_view_encrypted(self):
        enc_meta = self.cinder_volume_encryption.first()
        volume = self.cinder_volumes.get(name='my_volume2')

        cinder.volume_get_encryption_metadata(
            IsA(http.HttpRequest), volume.id).AndReturn(enc_meta)
        cinder.volume_get(IsA(http.HttpRequest), volume.id).AndReturn(volume)

        self.mox.ReplayAll()

        url = reverse('horizon:project:volumes:volumes:encryption_detail',
                      args=[volume.id])
        res = self.client.get(url)

        self.assertContains(res,
                            "Volume Encryption Details: %s" % volume.name,
                            2, 200)
        self.assertContains(res, "<dd>%s</dd>" % volume.volume_type, 1, 200)
        self.assertContains(res, "<dd>%s</dd>" % enc_meta.provider, 1, 200)
        self.assertContains(res, "<dd>%s</dd>" % enc_meta.control_location, 1,
                            200)
        self.assertContains(res, "<dd>%s</dd>" % enc_meta.cipher, 1, 200)
        self.assertContains(res, "<dd>%s</dd>" % enc_meta.key_size, 1, 200)

        self.assertNoMessages()

    @test.create_stubs({cinder: ('volume_get',
                                 'volume_get_encryption_metadata'), })
    def test_encryption_detail_view_unencrypted(self):
        enc_meta = self.cinder_volume_encryption.list()[1]
        volume = self.cinder_volumes.get(name='my_volume2')

        cinder.volume_get_encryption_metadata(
            IsA(http.HttpRequest), volume.id).AndReturn(enc_meta)
        cinder.volume_get(IsA(http.HttpRequest), volume.id).AndReturn(volume)

        self.mox.ReplayAll()

        url = reverse('horizon:project:volumes:volumes:encryption_detail',
                      args=[volume.id])
        res = self.client.get(url)

        self.assertContains(res,
                            "Volume Encryption Details: %s" % volume.name,
                            2, 200)
        self.assertContains(res, "<h3>Volume is Unencrypted</h3>", 1, 200)

        self.assertNoMessages()

    @test.create_stubs({cinder: ('tenant_absolute_limits',
                                 'volume_get',)})
    def test_get_data(self):
        volume = self.cinder_volumes.get(name='v2_volume')
        volume._apiresource.name = ""

        cinder.volume_get(IsA(http.HttpRequest), volume.id).AndReturn(volume)

        cinder.tenant_absolute_limits(IsA(http.HttpRequest))\
            .MultipleTimes().AndReturn(self.cinder_limits['absolute'])

        self.mox.ReplayAll()

        url = (VOLUME_INDEX_URL +
               "?action=row_update&table=volumes&obj_id=" + volume.id)

        res = self.client.get(url, {},
                              HTTP_X_REQUESTED_WITH='XMLHttpRequest')

        self.assertEqual(res.status_code, 200)
        self.assertEqual(volume.name, volume.id)

    @test.create_stubs({cinder: ('volume_get',)})
    def test_detail_view_with_exception(self):
        volume = self.cinder_volumes.first()
        server = self.servers.first()

        volume.attachments = [{"server_id": server.id}]

        cinder.volume_get(IsA(http.HttpRequest), volume.id).\
            AndRaise(self.exceptions.cinder)

        self.mox.ReplayAll()

        url = reverse('horizon:project:volumes:volumes:detail',
                      args=[volume.id])
        res = self.client.get(url)

        self.assertRedirectsNoFollow(res, VOLUME_INDEX_URL)

    @test.create_stubs({cinder: ('volume_update',
                                 'volume_set_bootable',
                                 'volume_get',)})
    def test_update_volume(self):
        volume = self.cinder_volumes.get(name="my_volume")

        cinder.volume_get(IsA(http.HttpRequest), volume.id).AndReturn(volume)
        cinder.volume_update(IsA(http.HttpRequest),
                             volume.id,
                             volume.name,
                             volume.description)
        cinder.volume_set_bootable(IsA(http.HttpRequest),
                                   volume.id,
                                   False)

        self.mox.ReplayAll()

        formData = {'method': 'UpdateForm',
                    'name': volume.name,
                    'description': volume.description,
                    'bootable': False}

        url = reverse('horizon:project:volumes:volumes:update',
                      args=[volume.id])
        res = self.client.post(url, formData)
        self.assertRedirectsNoFollow(res, VOLUME_INDEX_URL)

    @test.create_stubs({cinder: ('volume_update',
                                 'volume_set_bootable',
                                 'volume_get',)})
    def test_update_volume_without_name(self):
        volume = self.cinder_volumes.get(name="my_volume")

        cinder.volume_get(IsA(http.HttpRequest), volume.id).AndReturn(volume)
        cinder.volume_update(IsA(http.HttpRequest),
                             volume.id,
                             '',
                             volume.description)
        cinder.volume_set_bootable(IsA(http.HttpRequest),
                                   volume.id,
                                   False)

        self.mox.ReplayAll()

        formData = {'method': 'UpdateForm',
                    'name': '',
                    'description': volume.description,
                    'bootable': False}

        url = reverse('horizon:project:volumes:volumes:update',
                      args=[volume.id])
        res = self.client.post(url, formData)
        self.assertRedirectsNoFollow(res, VOLUME_INDEX_URL)

    @test.create_stubs({cinder: ('volume_update',
                                 'volume_set_bootable',
                                 'volume_get',)})
    def test_update_volume_bootable_flag(self):
        volume = self.cinder_bootable_volumes.get(name="my_volume")

        cinder.volume_get(IsA(http.HttpRequest), volume.id).AndReturn(volume)
        cinder.volume_update(IsA(http.HttpRequest),
                             volume.id,
                             volume.name,
                             'update bootable flag')
        cinder.volume_set_bootable(IsA(http.HttpRequest),
                                   volume.id,
                                   True)

        self.mox.ReplayAll()

        formData = {'method': 'UpdateForm',
                    'name': volume.name,
                    'description': 'update bootable flag',
                    'bootable': True}

        url = reverse('horizon:project:volumes:volumes:update',
                      args=[volume.id])
        res = self.client.post(url, formData)
        self.assertRedirectsNoFollow(res, VOLUME_INDEX_URL)

    @test.create_stubs({cinder: ('volume_upload_to_image',
                                 'volume_get')})
    def test_upload_to_image(self):
        volume = self.cinder_volumes.get(name='v2_volume')
        loaded_resp = {'container_format': 'bare',
                       'disk_format': 'raw',
                       'id': '741fe2ac-aa2f-4cec-82a9-4994896b43fb',
                       'image_id': '2faa080b-dd56-4bf0-8f0a-0d4627d8f306',
                       'image_name': 'test',
                       'size': '2',
                       'status': 'uploading'}

        form_data = {'id': volume.id,
                     'name': volume.name,
                     'image_name': 'testimage',
                     'force': True,
                     'container_format': 'bare',
                     'disk_format': 'raw'}

        cinder.volume_get(IsA(http.HttpRequest), volume.id).AndReturn(volume)

        cinder.volume_upload_to_image(
            IsA(http.HttpRequest),
            form_data['id'],
            form_data['force'],
            form_data['image_name'],
            form_data['container_format'],
            form_data['disk_format']).AndReturn(loaded_resp)

        self.mox.ReplayAll()

        url = reverse('horizon:project:volumes:volumes:upload_to_image',
                      args=[volume.id])
        res = self.client.post(url, form_data)

        self.assertNoFormErrors(res)
        self.assertMessageCount(info=1)

        redirect_url = VOLUME_INDEX_URL
        self.assertRedirectsNoFollow(res, redirect_url)

    @test.create_stubs({cinder: ('volume_get',
                                 'volume_extend'),
                        quotas: ('tenant_limit_usages',)})
    def test_extend_volume(self):
        volume = self.cinder_volumes.first()
        usage_limit = {'maxTotalVolumeGigabytes': 100,
                       'gigabytesUsed': 20,
                       'volumesUsed': len(self.volumes.list()),
                       'maxTotalVolumes': 6}
        formData = {'name': u'A Volume I Am Making',
                    'orig_size': volume.size,
                    'new_size': 120}

        cinder.volume_get(IsA(http.HttpRequest), volume.id).\
            AndReturn(self.cinder_volumes.first())
        quotas.tenant_limit_usages(IsA(http.HttpRequest)).\
            AndReturn(usage_limit)
        cinder.volume_extend(IsA(http.HttpRequest),
                             volume.id,
                             formData['new_size']).AndReturn(volume)

        self.mox.ReplayAll()

        url = reverse('horizon:project:volumes:volumes:extend',
                      args=[volume.id])
        res = self.client.post(url, formData)

        redirect_url = VOLUME_INDEX_URL
        self.assertRedirectsNoFollow(res, redirect_url)

    @test.create_stubs({cinder: ('volume_get',),
                        quotas: ('tenant_limit_usages',)})
    def test_extend_volume_with_wrong_size(self):
        volume = self.cinder_volumes.first()
        usage_limit = {'maxTotalVolumeGigabytes': 100,
                       'gigabytesUsed': 20,
                       'volumesUsed': len(self.volumes.list()),
                       'maxTotalVolumes': 6}
        formData = {'name': u'A Volume I Am Making',
                    'orig_size': volume.size,
                    'new_size': 10}

        cinder.volume_get(IsA(http.HttpRequest), volume.id).\
            AndReturn(self.cinder_volumes.first())
        quotas.tenant_limit_usages(IsA(http.HttpRequest)).\
            AndReturn(usage_limit)

        self.mox.ReplayAll()

        url = reverse('horizon:project:volumes:volumes:extend',
                      args=[volume.id])
        res = self.client.post(url, formData)
        self.assertFormErrors(res, 1,
                              "New size must be greater than "
                              "current size.")

    @test.create_stubs({cinder: ('volume_get',
                                 'tenant_absolute_limits')})
    def test_retype_volume_supported_action_item(self):
        volume = self.cinder_volumes.get(name='v2_volume')
        limits = self.cinder_limits['absolute']

        cinder.volume_get(IsA(http.HttpRequest), volume.id).AndReturn(volume)
        cinder.tenant_absolute_limits(IsA(http.HttpRequest))\
            .MultipleTimes('limits').AndReturn(limits)

        self.mox.ReplayAll()

        url = (VOLUME_INDEX_URL +
               "?action=row_update&table=volumes&obj_id=" + volume.id)

        res = self.client.get(url, {}, HTTP_X_REQUESTED_WITH='XMLHttpRequest')

        self.assertEqual(res.status_code, 200)

        self.assertContains(res, 'Change Volume Type')
        self.assertContains(res, 'retype')

    @test.create_stubs({cinder: ('volume_get',
                                 'volume_retype',
                                 'volume_type_list')})
    def test_retype_volume(self):
        volume = self.cinder_volumes.get(name='my_volume2')

        volume_type = self.cinder_volume_types.get(name='vol_type_1')

        form_data = {'id': volume.id,
                     'name': volume.name,
                     'volume_type': volume_type.name,
                     'migration_policy': 'on-demand'}

        cinder.volume_get(IsA(http.HttpRequest), volume.id).AndReturn(volume)

        cinder.volume_type_list(
            IsA(http.HttpRequest)).AndReturn(self.cinder_volume_types.list())

        cinder.volume_retype(
            IsA(http.HttpRequest),
            volume.id,
            form_data['volume_type'],
            form_data['migration_policy']).AndReturn(True)

        self.mox.ReplayAll()

        url = reverse('horizon:project:volumes:volumes:retype',
                      args=[volume.id])
        res = self.client.post(url, form_data)

        self.assertNoFormErrors(res)

        redirect_url = VOLUME_INDEX_URL
        self.assertRedirectsNoFollow(res, redirect_url)

    def test_encryption_false(self):
        self._test_encryption(False)

    def test_encryption_true(self):
        self._test_encryption(True)

    @test.create_stubs({cinder: ('volume_list_paged',
                                 'volume_snapshot_list',
                                 'volume_backup_supported',
                                 'tenant_absolute_limits'),
                        api.nova: ('server_list',)})
    def _test_encryption(self, encryption):
        volumes = self.volumes.list()
        for volume in volumes:
            volume.encrypted = encryption
        limits = self.cinder_limits['absolute']

        cinder.volume_backup_supported(IsA(http.HttpRequest))\
            .MultipleTimes('backup_supported').AndReturn(False)

        cinder.volume_list_paged(
            IsA(http.HttpRequest), marker=None, sort_dir='desc',
            search_opts=None, paginate=True)\
            .AndReturn([self.volumes.list(), False, False])
        cinder.volume_snapshot_list(IsA(http.HttpRequest),
                                    search_opts=None).\
            AndReturn(self.cinder_volume_snapshots.list())
        api.nova.server_list(IsA(http.HttpRequest), search_opts=None)\
            .AndReturn([self.servers.list(), False])
        cinder.tenant_absolute_limits(IsA(http.HttpRequest))\
            .MultipleTimes('limits').AndReturn(limits)

        self.mox.ReplayAll()

        res = self.client.get(VOLUME_INDEX_URL)
        rows = res.context['volumes_table'].get_rows()

        if encryption:
            column_value = 'Yes'
        else:
            column_value = 'No'

        for row in rows:
            self.assertEqual(row.cells['encryption'].data, column_value)

    @test.create_stubs({cinder: ('volume_get',),
                        quotas: ('tenant_limit_usages',)})
    def test_extend_volume_with_size_out_of_quota(self):
        volume = self.volumes.first()
        usage_limit = {'maxTotalVolumeGigabytes': 100,
                       'gigabytesUsed': 20,
                       'volumesUsed': len(self.volumes.list()),
                       'maxTotalVolumes': 6}
        formData = {'name': u'A Volume I Am Making',
                    'orig_size': volume.size,
                    'new_size': 1000}

        quotas.tenant_limit_usages(IsA(http.HttpRequest)).MultipleTimes().\
            AndReturn(usage_limit)
        cinder.volume_get(IsA(http.HttpRequest), volume.id).\
            AndReturn(self.volumes.first())

        self.mox.ReplayAll()

        url = reverse('horizon:project:volumes:volumes:extend',
                      args=[volume.id])
        res = self.client.post(url, formData)
        self.assertFormError(res, "form", "new_size",
                             "Volume cannot be extended to 1000GiB as you "
                             "only have 80GiB of your quota available.")

    @test.create_stubs({cinder: ('volume_backup_supported',
                                 'volume_list_paged',
                                 'volume_snapshot_list',
                                 'tenant_absolute_limits'),
                        api.nova: ('server_list',)})
    def test_create_transfer_availability(self):
        limits = self.cinder_limits['absolute']

        cinder.volume_backup_supported(IsA(http.HttpRequest))\
            .MultipleTimes().AndReturn(False)
        cinder.volume_list_paged(
            IsA(http.HttpRequest), marker=None, sort_dir='desc',
            search_opts=None, paginate=True)\
            .AndReturn([self.volumes.list(), False, False])
        cinder.volume_snapshot_list(IsA(http.HttpRequest),
                                    search_opts=None).\
            AndReturn([])
        api.nova.server_list(IsA(http.HttpRequest), search_opts=None)\
                .AndReturn([self.servers.list(), False])
        cinder.tenant_absolute_limits(IsA(http.HttpRequest))\
              .MultipleTimes().AndReturn(limits)

        self.mox.ReplayAll()

        res = self.client.get(VOLUME_INDEX_URL)
        table = res.context['volumes_table']

        # Verify that the create transfer action is present if and only if
        # the volume is available
        for vol in table.data:
            actions = [a.name for a in table.get_row_actions(vol)]
            self.assertEqual('create_transfer' in actions,
                             vol.status == 'available')

    @test.create_stubs({cinder: ('transfer_create',)})
    def test_create_transfer(self):
        volumes = self.volumes.list()
        volToTransfer = [v for v in volumes if v.status == 'available'][0]
        formData = {'volume_id': volToTransfer.id,
                    'name': u'any transfer name'}

        cinder.transfer_create(IsA(http.HttpRequest),
                               formData['volume_id'],
                               formData['name']).AndReturn(
                                   self.cinder_volume_transfers.first())

        self.mox.ReplayAll()

        # Create a transfer for the first available volume
        url = reverse('horizon:project:volumes:volumes:create_transfer',
                      args=[volToTransfer.id])
        res = self.client.post(url, formData)
        self.assertNoFormErrors(res)

    @test.create_stubs({cinder: ('volume_backup_supported',
                                 'volume_list_paged',
                                 'volume_snapshot_list',
                                 'transfer_delete',
                                 'tenant_absolute_limits'),
                        api.nova: ('server_list',)})
    def test_delete_transfer(self):
        transfer = self.cinder_volume_transfers.first()
        volumes = []
        # Attach the volume transfer to the relevant volume
        for v in self.cinder_volumes.list():
            if v.id == transfer.volume_id:
                v.status = 'awaiting-transfer'
                v.transfer = transfer
            volumes.append(v)

        formData = {'action':
                    'volumes__delete_transfer__%s' % transfer.volume_id}

        cinder.volume_backup_supported(IsA(http.HttpRequest))\
            .MultipleTimes().AndReturn(False)
        cinder.volume_list_paged(
            IsA(http.HttpRequest), marker=None, search_opts=None,
            sort_dir='desc', paginate=True)\
            .AndReturn([volumes, False, False])
        cinder.volume_snapshot_list(IsA(http.HttpRequest),
                                    search_opts=None).\
            AndReturn([])
        cinder.transfer_delete(IsA(http.HttpRequest), transfer.id)
        api.nova.server_list(IsA(http.HttpRequest), search_opts=None).\
            AndReturn([self.servers.list(), False])
        cinder.tenant_absolute_limits(IsA(http.HttpRequest)).MultipleTimes().\
            AndReturn(self.cinder_limits['absolute'])

        self.mox.ReplayAll()

        url = VOLUME_INDEX_URL
        res = self.client.post(url, formData, follow=True)
        self.assertNoFormErrors(res)
        self.assertIn('Successfully deleted volume transfer "test transfer"',
                      [m.message for m in res.context['messages']])

    @test.create_stubs({cinder: ('transfer_accept',)})
    def test_accept_transfer(self):
        transfer = self.cinder_volume_transfers.first()

        cinder.transfer_accept(IsA(http.HttpRequest), transfer.id,
                               transfer.auth_key)
        self.mox.ReplayAll()

        formData = {'transfer_id': transfer.id, 'auth_key': transfer.auth_key}
        url = reverse('horizon:project:volumes:volumes:accept_transfer')
        res = self.client.post(url, formData, follow=True)
        self.assertNoFormErrors(res)

    @test.create_stubs({cinder: ('transfer_get',)})
    def test_download_transfer_credentials(self):
        transfer = self.cinder_volume_transfers.first()

        cinder.transfer_get(
            IsA(http.HttpRequest), transfer.id
        ).AndReturn(transfer)

        self.mox.ReplayAll()

        filename = "{}.txt".format(slugify(transfer.id))

        url = reverse('horizon:project:volumes:volumes:'
                      'download_transfer_creds',
                      kwargs={'transfer_id': transfer.id,
                              'auth_key': transfer.auth_key})

        res = self.client.get(url)

        self.assertTrue(res.has_header('content-disposition'))
        self.assertTrue(res.has_header('content-type'))
        self.assertEqual(res.get('content-disposition'),
                         'attachment; filename={}'.format(filename))
        self.assertEqual(res.get('content-type'), 'application/text')
        self.assertIn(transfer.id, res.content.decode('utf-8'))
        self.assertIn(transfer.auth_key, res.content.decode('utf-8'))
