# File lib/fog/aws/requests/iam/create_policy_version.rb, line 38
        def create_policy_version(policy_arn, policy_document, set_as_default=true)
          managed_policy_versions = self.data[:managed_policy_versions][policy_arn]

          unless managed_policy_versions
            raise Fog::AWS::IAM::NotFound, "Policy #{policy_arn} version #{version_id} does not exist."
          end

          version = managed_policy_versions[version_id]

          unless version
            raise Fog::AWS::IAM::NotFound, "Policy #{policy_arn} version #{version_id} does not exist."
          end

          Excon::Response.new.tap do |response|
            response.body = {
              'PolicyVersion' => version,
              'RequestId'     => Fog::AWS::Mock.request_id
            }
            response.status = 200
          end
        end