    # File lib/merb-core/test/helpers/mock_request_helper.rb, line 217
          def build_request(params = {}, env = {})
            params             = Merb::Parse.params_to_query_string(params)

            query_string = env[:query_string] || env['QUERY_STRING']
            env[:query_string] = query_string ? "#{query_string}&#{params}" : params

            post_body = env[:post_body] || env['POST_BODY']
            fake_request(env, { :post_body => post_body, :req => env[:req] })
          end