# frozen_string_literal: true require "abstract_unit" module ContentNegotiation # This has no layout and it works class BasicController < ActionController::Base self.view_paths = [ActionView::FixtureResolver.new( "content_negotiation/basic/hello.html.erb" => "Hello world <%= request.formats.first.to_s %>!" )] def all render plain: formats.inspect end end class TestContentNegotiation < Rack::TestCase test "A */* Accept header will return HTML" do get "/content_negotiation/basic/hello", headers: { "HTTP_ACCEPT" => "*/*" } assert_body "Hello world */*!" end test "Not all mimes are converted to symbol" do get "/content_negotiation/basic/all", headers: { "HTTP_ACCEPT" => "text/plain, mime/another" } assert_body '[:text, "mime/another"]' end end end