text: # Copyright 2012 OpenStack Foundation
  # All Rights Reserved.
  #
  #    Licensed under the Apache License, Version 2.0 (the "License"); you may
  #    not use this file except in compliance with the License. You may obtain
  #    a copy of the License at
  #
  #         http://www.apache.org/licenses/LICENSE-2.0
  #
  #    Unless required by applicable law or agreed to in writing, software
  #    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
  #    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
  #    License for the specific language governing permissions and limitations
  #    under the License.
  
  from tempest.api.compute import base
  from tempest.lib.common.utils import data_utils
  from tempest.lib import decorators
  from tempest.lib import exceptions as lib_exc
  
  
  class ServerMetadataNegativeTestJSON(base.BaseV2ComputeTest):
      create_default_network = True
  
      @classmethod
      def setup_clients(cls):
          super(ServerMetadataNegativeTestJSON, cls).setup_clients()
          cls.client = cls.servers_client
  
      @classmethod
      def resource_setup(cls):
          super(ServerMetadataNegativeTestJSON, cls).resource_setup()
          cls.tenant_id = cls.client.tenant_id
          cls.server = cls.create_test_server(metadata={}, wait_until='ACTIVE')
  
      @decorators.attr(type=['negative'])
      @decorators.idempotent_id('fe114a8f-3a57-4eff-9ee2-4e14628df049')
      def test_server_create_metadata_key_too_long(self):
          # Attempt to start a server with a meta-data key that is > 255
          # characters
  
          # Tryset_server_metadata_item a few values
          for sz in [256, 257, 511, 1023]:
              key = "k" * sz
              meta = {key: 'data1'}
              self.assertRaises((lib_exc.BadRequest, lib_exc.OverLimit),
                                self.create_test_server,
                                metadata=meta)
  
          # no teardown - all creates should fail
  
      @decorators.attr(type=['negative'])
      @decorators.idempotent_id('92431555-4d8b-467c-b95b-b17daa5e57ff')
      def test_create_server_metadata_blank_key(self):
          # Blank key should trigger an error.
          meta = {'': 'data1'}
          self.assertRaises(lib_exc.BadRequest,
                            self.create_test_server,
                            metadata=meta)
  
      @decorators.attr(type=['negative'])
      @decorators.idempotent_id('4d9cd7a3-2010-4b41-b8fe-3bbf0b169466')
      def test_server_metadata_non_existent_server(self):
          # GET on a non-existent server should not succeed
          non_existent_server_id = data_utils.rand_uuid()
          self.assertRaises(lib_exc.NotFound,
                            self.client.show_server_metadata_item,
                            non_existent_server_id,
                            'test2')
  
      @decorators.attr(type=['negative'])
      @decorators.idempotent_id('f408e78e-3066-4097-9299-3b0182da812e')
      def test_list_server_metadata_non_existent_server(self):
          # List metadata on a non-existent server should not succeed
          non_existent_server_id = data_utils.rand_uuid()
          self.assertRaises(lib_exc.NotFound,
                            self.client.list_server_metadata,
                            non_existent_server_id)
  
      @decorators.attr(type=['negative'])
      @decorators.idempotent_id('0025fbd6-a4ba-4cde-b8c2-96805dcfdabc')
      def test_wrong_key_passed_in_body(self):
          # Raise BadRequest if key in uri does not match
          # the key passed in body.
          meta = {'testkey': 'testvalue'}
          self.assertRaises(lib_exc.BadRequest,
                            self.client.set_server_metadata_item,
                            self.server['id'], 'key', meta)
  
      @decorators.attr(type=['negative'])
      @decorators.idempotent_id('0df38c2a-3d4e-4db5-98d8-d4d9fa843a12')
      def test_set_metadata_non_existent_server(self):
          # Set metadata on a non-existent server should not succeed
          non_existent_server_id = data_utils.rand_uuid()
          meta = {'meta1': 'data1'}
          self.assertRaises(lib_exc.NotFound,
                            self.client.set_server_metadata,
                            non_existent_server_id,
                            meta)
  
      @decorators.attr(type=['negative'])
      @decorators.idempotent_id('904b13dc-0ef2-4e4c-91cd-3b4a0f2f49d8')
      def test_update_metadata_non_existent_server(self):
          # An update should not happen for a non-existent server
          non_existent_server_id = data_utils.rand_uuid()
          meta = {'key1': 'value1', 'key2': 'value2'}
          self.assertRaises(lib_exc.NotFound,
                            self.client.update_server_metadata,
                            non_existent_server_id,
                            meta)
  
      @decorators.attr(type=['negative'])
      @decorators.idempotent_id('a452f38c-05c2-4b47-bd44-a4f0bf5a5e48')
      def test_update_metadata_with_blank_key(self):
          # Blank key should trigger an error
          meta = {'': 'data1'}
          self.assertRaises(lib_exc.BadRequest,
                            self.client.update_server_metadata,
                            self.server['id'], meta=meta)
  
      @decorators.attr(type=['negative'])
      @decorators.idempotent_id('6bbd88e1-f8b3-424d-ba10-ae21c45ada8d')
      def test_delete_metadata_non_existent_server(self):
          # Should not be able to delete metadata item from a non-existent server
          non_existent_server_id = data_utils.rand_uuid()
          self.assertRaises(lib_exc.NotFound,
                            self.client.delete_server_metadata_item,
                            non_existent_server_id,
                            'd')
  
      @decorators.attr(type=['negative'])
      @decorators.idempotent_id('d8c0a210-a5c3-4664-be04-69d96746b547')
      def test_metadata_items_limit(self):
          # A 403 Forbidden or 413 Overlimit (old behaviour) exception
          # will be raised while exceeding metadata items limit for
          # tenant.
          quota_set = self.quotas_client.show_quota_set(
              self.tenant_id)['quota_set']
          quota_metadata = quota_set['metadata_items']
          if quota_metadata == -1:
              raise self.skipException("No limit for metadata_items")
  
          req_metadata = {}
          for num in range(1, quota_metadata + 2):
              req_metadata['key' + str(num)] = 'val' + str(num)
          self.assertRaises((lib_exc.OverLimit, lib_exc.Forbidden),
                            self.client.set_server_metadata,
                            self.server['id'], req_metadata)
  
          # A 403 Forbidden or 413 Overlimit (old behaviour) exception
          # will be raised while exceeding metadata items limit for
          # tenant.
          self.assertRaises((lib_exc.Forbidden, lib_exc.OverLimit),
                            self.client.update_server_metadata,
                            self.server['id'], req_metadata)
  
      @decorators.attr(type=['negative'])
      @decorators.idempotent_id('96100343-7fa9-40d8-80fa-d29ef588ce1c')
      def test_set_server_metadata_blank_key(self):
          # Raise a bad request error for blank key.
          # set_server_metadata will replace all metadata with new value
          meta = {'': 'data1'}
          self.assertRaises(lib_exc.BadRequest,
                            self.client.set_server_metadata,
                            self.server['id'], meta=meta)
  
      @decorators.attr(type=['negative'])
      @decorators.idempotent_id('64a91aee-9723-4863-be44-4c9d9f1e7d0e')
      def test_set_server_metadata_missing_metadata(self):
          # Raise a bad request error for a missing metadata field
          # set_server_metadata will replace all metadata with new value
          meta = {'meta1': 'data1'}
          self.assertRaises(lib_exc.BadRequest,
                            self.client.set_server_metadata,
                            self.server['id'], meta=meta, no_metadata_field=True)
  