require 'minitest/autorun'
require 'openid/yadis/xrires'

module OpenID
  module Yadis

    class XRDSFetcher
      def initialize(results)
        @results = results
      end

      def fetch(url, body=nil, headers=nil, redirect_limit=nil)
        if !@results.empty?
          return @results.shift
        end

        nil
      end
    end

    class ProxyQueryTestCase < Minitest::Test
      def setup
        @proxy_url = 'http://xri.example.com/'
        @proxy = XRI::ProxyResolver.new(@proxy_url)
        @servicetype = 'xri://+i-service*(+forwarding)*($v*1.0)'
        @servicetype_enc = 'xri%3A%2F%2F%2Bi-service%2A%28%2Bforwarding%29%2A%28%24v%2A1.0%29'
      end

      def test_proxy_url
        st = @servicetype
        ste = @servicetype_enc
        args_esc = ["_xrd_r=application%2Fxrds%2Bxml", "_xrd_t=#{ste}"]
        pqu = @proxy.method('query_url')
        h = @proxy_url

        assert_match h + '=foo?', pqu.call('=foo', st)
        assert_match args_esc[0], pqu.call('=foo', st)
        assert_match args_esc[1], pqu.call('=foo', st)

        assert_match h + '=foo/bar?baz&', pqu.call('=foo/bar?baz', st)
        assert_match args_esc[0], pqu.call('=foo/bar?baz', st)
        assert_match args_esc[1], pqu.call('=foo/bar?baz', st)

        assert_match h + '=foo/bar?baz=quux&', pqu.call('=foo/bar?baz=quux', st)
        assert_match args_esc[0], pqu.call('=foo/bar?baz=quux', st)
        assert_match args_esc[1], pqu.call('=foo/bar?baz=quux', st)

        assert_match h + '=foo/bar?mi=fa&so=la&', pqu.call('=foo/bar?mi=fa&so=la', st)
        assert_match args_esc[0], pqu.call('=foo/bar?mi=fa&so=la', st)
        assert_match args_esc[1], pqu.call('=foo/bar?mi=fa&so=la', st)

        # With no service endpoint selection.
        args_esc = "_xrd_r=application%2Fxrds%2Bxml%3Bsep%3Dfalse"

        assert_match h + '=foo?', pqu.call('=foo', nil)
        assert_match args_esc, pqu.call('=foo', nil)
      end

      def test_proxy_url_qmarks
        st = @servicetype
        ste = @servicetype_enc
        args_esc = ["_xrd_r=application%2Fxrds%2Bxml", "_xrd_t=#{ste}"]
        pqu = @proxy.method('query_url')
        h = @proxy_url

        assert_match h + '=foo/bar??', pqu.call('=foo/bar?', st)
        assert_match args_esc[0], pqu.call('=foo/bar?', st)
        assert_match args_esc[1], pqu.call('=foo/bar?', st)

        assert_match h + '=foo/bar????', pqu.call('=foo/bar???', st)
        assert_match args_esc[0], pqu.call('=foo/bar???', st)
        assert_match args_esc[1], pqu.call('=foo/bar???', st)
      end
    end
  end
end