snaps/openstack/utils/tests/glance_utils_tests.py

   1 # Copyright (c) 2017 Cable Television Laboratories, Inc. ("CableLabs")
   2 #                    and others.  All rights reserved.
   3 #
   4 # Licensed under the Apache License, Version 2.0 (the "License");
   5 # you may not use this file except in compliance with the License.
   6 # You may obtain a copy of the License at:
   7 #
   8 #     http://www.apache.org/licenses/LICENSE-2.0
   9 #
  10 # Unless required by applicable law or agreed to in writing, software
  11 # distributed under the License is distributed on an "AS IS" BASIS,
  12 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13 # See the License for the specific language governing permissions and
  14 # limitations under the License.
  15 import os
  16 import shutil
  17 import uuid
  18
  19 from snaps import file_utils
  20 from snaps.openstack.tests import openstack_tests
  21
  22 from snaps.openstack.tests import validation_utils
  23 from snaps.openstack.tests.os_source_file_test import OSComponentTestCase
  24 from snaps.openstack.utils import glance_utils
  25
  26 __author__ = 'spisarski'
  27
  28
  29 class GlanceSmokeTests(OSComponentTestCase):
  30     """
  31     Tests to ensure that the neutron client can communicate with the cloud
  32     """
  33
  34     def test_glance_connect_success(self):
  35         """
  36         Tests to ensure that the proper credentials can connect.
  37         """
  38         glance = glance_utils.glance_client(self.os_creds)
  39
  40         users = glance.images.list()
  41         self.assertIsNotNone(users)
  42
  43     def test_glance_connect_fail(self):
  44         """
  45         Tests to ensure that the improper credentials cannot connect.
  46         """
  47         from snaps.openstack.os_credentials import OSCreds
  48
  49         with self.assertRaises(Exception):
  50             neutron = glance_utils.glance_client(OSCreds('user', 'pass', 'url', 'project'))
  51             neutron.list_networks()
  52
  53
  54 class GlanceUtilsTests(OSComponentTestCase):
  55     """
  56     Test for the CreateImage class defined in create_image.py
  57     """
  58
  59     def setUp(self):
  60         """
  61         Instantiates the CreateImage object that is responsible for downloading and creating an OS image file
  62         within OpenStack
  63         """
  64         guid = uuid.uuid4()
  65         self.image_name = self.__class__.__name__ + '-' + str(guid)
  66         self.image = None
  67         self.glance = glance_utils.glance_client(self.os_creds)
  68
  69         self.tmp_dir = 'tmp/' + str(guid)
  70         if not os.path.exists(self.tmp_dir):
  71             os.makedirs(self.tmp_dir)
  72
  73     def tearDown(self):
  74         """
  75         Cleans the remote OpenStack objects
  76         """
  77         if self.image:
  78             glance_utils.delete_image(self.glance, self.image)
  79
  80         if os.path.exists(self.tmp_dir) and os.path.isdir(self.tmp_dir):
  81             shutil.rmtree(self.tmp_dir)
  82
  83     def test_create_image_minimal_url(self):
  84         """
  85         Tests the glance_utils.create_image() function with a URL
  86         """
  87         os_image_settings = openstack_tests.cirros_url_image(name=self.image_name)
  88
  89         self.image = glance_utils.create_image(self.glance, os_image_settings)
  90         self.assertIsNotNone(self.image)
  91
  92         self.assertEqual(self.image_name, self.image.name)
  93
  94         image = glance_utils.get_image(self.glance, os_image_settings.name)
  95         self.assertIsNotNone(image)
  96
  97         validation_utils.objects_equivalent(self.image, image)
  98
  99     def test_create_image_minimal_file(self):
 100         """
 101         Tests the glance_utils.create_image() function with a file
 102         """
 103         url_image_settings = openstack_tests.cirros_url_image('foo')
 104         image_file = file_utils.download(url_image_settings.url, self.tmp_dir)
 105         file_image_settings = openstack_tests.file_image_test_settings(name=self.image_name, file_path=image_file.name)
 106
 107         self.image = glance_utils.create_image(self.glance, file_image_settings)
 108         self.assertIsNotNone(self.image)
 109         self.assertEqual(self.image_name, self.image.name)
 110
 111         image = glance_utils.get_image(self.glance, file_image_settings.name)
 112         self.assertIsNotNone(image)
 113         validation_utils.objects_equivalent(self.image, image)