# File lib/fog/compute/openstack/requests/create_volume.rb, line 38
        def create_volume(name, description, size, options = {})
          response = Excon::Response.new
          response.status = 202
          data = {'id' => Fog::Mock.random_numbers(2),
                  'displayName' => name,
                  'displayDescription' => description,
                  'size' => size,
                  'status' => 'creating',
                  'snapshotId' => options[:snapshot_id],
                  'volumeType' => options[:volume_type] || 'None',
                  'availabilityZone' => options[:availability_zone] || 'nova',
                  'createdAt' => Time.now.strftime('%FT%T.%6N'),
                  'attachments' => [], 'metadata' => options[:metadata] || {}}
          self.data[:volumes][data['id']] = data
          response.body = {'volume' => data}
          response
        end