aboutsummaryrefslogtreecommitdiffstats
path: root/actionpack/test/dispatch/request_test.rb
blob: 7dd9d05e62896fb5cf9c690ab4655434bbca2a56 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
1037
1038
1039
1040
1041
1042
1043
1044
1045
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055
1056
1057
1058
1059
1060
1061
1062
1063
1064
1065
1066
1067
1068
1069
1070
1071
1072
1073
1074
1075
1076
1077
1078
1079
1080
1081
1082
1083
1084
1085
1086
1087
1088
1089
1090
1091
1092
1093
1094
1095
1096
1097
1098
1099
1100
1101
1102
1103
1104
1105
1106
1107
1108
1109
1110
1111
1112
1113
1114
1115
1116
1117
1118
1119
1120
1121
1122
1123
1124
1125
1126
1127
1128
1129
1130
1131
1132
1133
1134
1135
1136
1137
1138
1139
1140
1141
1142
1143
1144
1145
1146
1147
1148
1149
1150
1151
1152
1153
1154
1155
1156
1157
1158
1159
1160
1161
1162
1163
1164
1165
1166
1167
1168
1169
1170
1171
1172
1173
1174
1175
1176
1177
1178
1179
1180
1181
1182
1183
1184
1185
1186
1187
1188
1189
1190
1191
1192
1193
1194
1195
1196
1197
1198
1199
1200
1201
1202
1203
1204
1205
1206
1207
1208
1209
1210
1211
1212
1213
1214
1215
1216
1217
1218
1219
1220
1221
1222
1223
1224
1225
1226
1227
1228
1229
1230
1231
1232
1233
1234
1235
1236
1237
1238
require 'abstract_unit'

class BaseRequestTest < ActiveSupport::TestCase
  def setup
    @env = {
      :ip_spoofing_check => true,
      "rack.input" => "foo"
    }
    @original_tld_length = ActionDispatch::Http::URL.tld_length
  end

  def teardown
    ActionDispatch::Http::URL.tld_length = @original_tld_length
  end

  def url_for(options = {})
    options = { host: 'www.example.com' }.merge!(options)
    ActionDispatch::Http::URL.url_for(options)
  end

  protected
    def stub_request(env = {})
      ip_spoofing_check = env.key?(:ip_spoofing_check) ? env.delete(:ip_spoofing_check) : true
      @trusted_proxies ||= nil
      ip_app = ActionDispatch::RemoteIp.new(Proc.new { }, ip_spoofing_check, @trusted_proxies)
      ActionDispatch::Http::URL.tld_length = env.delete(:tld_length) if env.key?(:tld_length)

      ip_app.call(env)

      env = @env.merge(env)
      ActionDispatch::Request.new(env)
    end
end

class RequestUrlFor < BaseRequestTest
  test "url_for class method" do
    e = assert_raise(ArgumentError) { url_for(:host => nil) }
    assert_match(/Please provide the :host parameter/, e.message)

    assert_equal '/books', url_for(:only_path => true, :path => '/books')

    assert_equal 'http://www.example.com/books/?q=code', url_for(trailing_slash: true, path: '/books?q=code')
    assert_equal 'http://www.example.com/books/?spareslashes=////', url_for(trailing_slash: true, path: '/books?spareslashes=////')

    assert_equal 'http://www.example.com',  url_for
    assert_equal 'http://api.example.com',  url_for(:subdomain => 'api')
    assert_equal 'http://example.com',      url_for(:subdomain => false)
    assert_equal 'http://www.ror.com',      url_for(:domain => 'ror.com')
    assert_equal 'http://api.ror.co.uk',    url_for(:host => 'www.ror.co.uk', :subdomain => 'api', :tld_length => 2)
    assert_equal 'http://www.example.com:8080',   url_for(:port => 8080)
    assert_equal 'https://www.example.com',       url_for(:protocol => 'https')
    assert_equal 'http://www.example.com/docs',   url_for(:path => '/docs')
    assert_equal 'http://www.example.com#signup', url_for(:anchor => 'signup')
    assert_equal 'http://www.example.com/',       url_for(:trailing_slash => true)
    assert_equal 'http://dhh:supersecret@www.example.com', url_for(:user => 'dhh', :password => 'supersecret')
    assert_equal 'http://www.example.com?search=books',    url_for(:params => { :search => 'books' })
    assert_equal 'http://www.example.com?params=',  url_for(:params => '')
    assert_equal 'http://www.example.com?params=1', url_for(:params => 1)
  end
end

class RequestIP < BaseRequestTest
  test "remote ip" do
    request = stub_request 'REMOTE_ADDR' => '1.2.3.4'
    assert_equal '1.2.3.4', request.remote_ip

    request = stub_request 'REMOTE_ADDR' => '1.2.3.4,3.4.5.6'
    assert_equal '3.4.5.6', request.remote_ip

    request = stub_request 'REMOTE_ADDR' => '1.2.3.4',
                           'HTTP_X_FORWARDED_FOR' => '3.4.5.6'
    assert_equal '3.4.5.6', request.remote_ip

    request = stub_request 'REMOTE_ADDR' => '127.0.0.1',
                           'HTTP_X_FORWARDED_FOR' => '3.4.5.6'
    assert_equal '3.4.5.6', request.remote_ip

    request = stub_request 'HTTP_X_FORWARDED_FOR' => '3.4.5.6,unknown'
    assert_equal '3.4.5.6', request.remote_ip

    request = stub_request 'HTTP_X_FORWARDED_FOR' => '3.4.5.6,172.16.0.1'
    assert_equal '3.4.5.6', request.remote_ip

    request = stub_request 'HTTP_X_FORWARDED_FOR' => '3.4.5.6,192.168.0.1'
    assert_equal '3.4.5.6', request.remote_ip

    request = stub_request 'HTTP_X_FORWARDED_FOR' => '3.4.5.6,10.0.0.1'
    assert_equal '3.4.5.6', request.remote_ip

    request = stub_request 'HTTP_X_FORWARDED_FOR' => '3.4.5.6, 10.0.0.1, 10.0.0.1'
    assert_equal '3.4.5.6', request.remote_ip

    request = stub_request 'HTTP_X_FORWARDED_FOR' => '3.4.5.6,127.0.0.1'
    assert_equal '3.4.5.6', request.remote_ip

    request = stub_request 'HTTP_X_FORWARDED_FOR' => 'unknown,192.168.0.1'
    assert_equal nil, request.remote_ip

    request = stub_request 'HTTP_X_FORWARDED_FOR' => '9.9.9.9, 3.4.5.6, 172.31.4.4, 10.0.0.1'
    assert_equal '3.4.5.6', request.remote_ip

    request = stub_request 'HTTP_X_FORWARDED_FOR' => 'not_ip_address'
    assert_equal nil, request.remote_ip
  end

  test "remote ip spoof detection" do
    request = stub_request 'HTTP_X_FORWARDED_FOR' => '1.1.1.1',
                           'HTTP_CLIENT_IP'       => '2.2.2.2'
    e = assert_raise(ActionDispatch::RemoteIp::IpSpoofAttackError) {
      request.remote_ip
    }
    assert_match(/IP spoofing attack/, e.message)
    assert_match(/HTTP_X_FORWARDED_FOR="1.1.1.1"/, e.message)
    assert_match(/HTTP_CLIENT_IP="2.2.2.2"/, e.message)
  end

  test "remote ip with spoof detection disabled" do
    request = stub_request 'HTTP_X_FORWARDED_FOR' => '1.1.1.1',
                           'HTTP_CLIENT_IP'       => '2.2.2.2',
                           :ip_spoofing_check => false
    assert_equal '1.1.1.1', request.remote_ip
  end

  test "remote ip spoof protection ignores private addresses" do
    request = stub_request 'HTTP_X_FORWARDED_FOR' => '172.17.19.51',
                           'HTTP_CLIENT_IP'       => '172.17.19.51',
                           'REMOTE_ADDR'          => '1.1.1.1',
                           'HTTP_X_BLUECOAT_VIA'  => 'de462e07a2db325e'
    assert_equal '1.1.1.1', request.remote_ip
  end

  test "remote ip v6" do
    request = stub_request 'REMOTE_ADDR' => '2001:0db8:85a3:0000:0000:8a2e:0370:7334'
    assert_equal '2001:0db8:85a3:0000:0000:8a2e:0370:7334', request.remote_ip

    request = stub_request 'REMOTE_ADDR' => 'fe80:0000:0000:0000:0202:b3ff:fe1e:8329,2001:0db8:85a3:0000:0000:8a2e:0370:7334'
    assert_equal '2001:0db8:85a3:0000:0000:8a2e:0370:7334', request.remote_ip

    request = stub_request 'REMOTE_ADDR' => '2001:0db8:85a3:0000:0000:8a2e:0370:7334',
                           'HTTP_X_FORWARDED_FOR' => 'fe80:0000:0000:0000:0202:b3ff:fe1e:8329'
    assert_equal 'fe80:0000:0000:0000:0202:b3ff:fe1e:8329', request.remote_ip

    request = stub_request 'REMOTE_ADDR' => '::1',
                           'HTTP_X_FORWARDED_FOR' => 'fe80:0000:0000:0000:0202:b3ff:fe1e:8329'
    assert_equal 'fe80:0000:0000:0000:0202:b3ff:fe1e:8329', request.remote_ip

    request = stub_request 'HTTP_X_FORWARDED_FOR' => 'fe80:0000:0000:0000:0202:b3ff:fe1e:8329,unknown'
    assert_equal 'fe80:0000:0000:0000:0202:b3ff:fe1e:8329', request.remote_ip

    request = stub_request 'HTTP_X_FORWARDED_FOR' => 'fe80:0000:0000:0000:0202:b3ff:fe1e:8329,::1'
    assert_equal 'fe80:0000:0000:0000:0202:b3ff:fe1e:8329', request.remote_ip

    request = stub_request 'HTTP_X_FORWARDED_FOR' => 'fe80:0000:0000:0000:0202:b3ff:fe1e:8329, ::1, ::1'
    assert_equal 'fe80:0000:0000:0000:0202:b3ff:fe1e:8329', request.remote_ip

    request = stub_request 'HTTP_X_FORWARDED_FOR' => 'unknown,::1'
    assert_equal nil, request.remote_ip

    request = stub_request 'HTTP_X_FORWARDED_FOR' => '2001:0db8:85a3:0000:0000:8a2e:0370:7334, fe80:0000:0000:0000:0202:b3ff:fe1e:8329, ::1, fc00::, fc01::, fdff'
    assert_equal 'fe80:0000:0000:0000:0202:b3ff:fe1e:8329', request.remote_ip

    request = stub_request 'HTTP_X_FORWARDED_FOR' => 'FE00::, FDFF::'
    assert_equal 'FE00::', request.remote_ip

    request = stub_request 'HTTP_X_FORWARDED_FOR' => 'not_ip_address'
    assert_equal nil, request.remote_ip
  end

  test "remote ip v6 spoof detection" do
    request = stub_request 'HTTP_X_FORWARDED_FOR' => 'fe80:0000:0000:0000:0202:b3ff:fe1e:8329',
                           'HTTP_CLIENT_IP'       => '2001:0db8:85a3:0000:0000:8a2e:0370:7334'
    e = assert_raise(ActionDispatch::RemoteIp::IpSpoofAttackError) {
      request.remote_ip
    }
    assert_match(/IP spoofing attack/, e.message)
    assert_match(/HTTP_X_FORWARDED_FOR="fe80:0000:0000:0000:0202:b3ff:fe1e:8329"/, e.message)
    assert_match(/HTTP_CLIENT_IP="2001:0db8:85a3:0000:0000:8a2e:0370:7334"/, e.message)
  end

  test "remote ip v6 spoof detection disabled" do
    request = stub_request 'HTTP_X_FORWARDED_FOR' => 'fe80:0000:0000:0000:0202:b3ff:fe1e:8329',
                           'HTTP_CLIENT_IP'       => '2001:0db8:85a3:0000:0000:8a2e:0370:7334',
                           :ip_spoofing_check     => false
    assert_equal 'fe80:0000:0000:0000:0202:b3ff:fe1e:8329', request.remote_ip
  end

  test "remote ip with user specified trusted proxies String" do
    @trusted_proxies = "67.205.106.73"

    request = stub_request 'REMOTE_ADDR' => '3.4.5.6',
                           'HTTP_X_FORWARDED_FOR' => '67.205.106.73'
    assert_equal '3.4.5.6', request.remote_ip

    request = stub_request 'REMOTE_ADDR' => '172.16.0.1,67.205.106.73',
                           'HTTP_X_FORWARDED_FOR' => '67.205.106.73'
    assert_equal '67.205.106.73', request.remote_ip

    request = stub_request 'REMOTE_ADDR' => '67.205.106.73,3.4.5.6',
                           'HTTP_X_FORWARDED_FOR' => '67.205.106.73'
    assert_equal '3.4.5.6', request.remote_ip

    request = stub_request 'HTTP_X_FORWARDED_FOR' => '67.205.106.73,unknown'
    assert_equal nil, request.remote_ip

    request = stub_request 'HTTP_X_FORWARDED_FOR' => '9.9.9.9, 3.4.5.6, 10.0.0.1, 67.205.106.73'
    assert_equal '3.4.5.6', request.remote_ip
  end

  test "remote ip v6 with user specified trusted proxies String" do
    @trusted_proxies = 'fe80:0000:0000:0000:0202:b3ff:fe1e:8329'

    request = stub_request 'REMOTE_ADDR' => '2001:0db8:85a3:0000:0000:8a2e:0370:7334',
                           'HTTP_X_FORWARDED_FOR' => 'fe80:0000:0000:0000:0202:b3ff:fe1e:8329'
    assert_equal '2001:0db8:85a3:0000:0000:8a2e:0370:7334', request.remote_ip

    request = stub_request 'REMOTE_ADDR' => 'fe80:0000:0000:0000:0202:b3ff:fe1e:8329,2001:0db8:85a3:0000:0000:8a2e:0370:7334',
                           'HTTP_X_FORWARDED_FOR' => 'fe80:0000:0000:0000:0202:b3ff:fe1e:8329'
    assert_equal '2001:0db8:85a3:0000:0000:8a2e:0370:7334', request.remote_ip

    request = stub_request 'REMOTE_ADDR' => 'fe80:0000:0000:0000:0202:b3ff:fe1e:8329,::1',
                           'HTTP_X_FORWARDED_FOR' => 'fe80:0000:0000:0000:0202:b3ff:fe1e:8329'
    assert_equal '::1', request.remote_ip

    request = stub_request 'HTTP_X_FORWARDED_FOR' => 'unknown,fe80:0000:0000:0000:0202:b3ff:fe1e:8329'
    assert_equal nil, request.remote_ip

    request = stub_request 'HTTP_X_FORWARDED_FOR' => 'fe80:0000:0000:0000:0202:b3ff:fe1e:8329,2001:0db8:85a3:0000:0000:8a2e:0370:7334'
    assert_equal "2001:0db8:85a3:0000:0000:8a2e:0370:7334", request.remote_ip
  end

  test "remote ip with user specified trusted proxies Regexp" do
    @trusted_proxies = /^67\.205\.106\.73$/i

    request = stub_request 'REMOTE_ADDR' => '67.205.106.73',
                           'HTTP_X_FORWARDED_FOR' => '3.4.5.6'
    assert_equal '3.4.5.6', request.remote_ip

    request = stub_request 'HTTP_X_FORWARDED_FOR' => '10.0.0.1, 9.9.9.9, 3.4.5.6, 67.205.106.73'
    assert_equal '3.4.5.6', request.remote_ip
  end

  test "remote ip v6 with user specified trusted proxies Regexp" do
    @trusted_proxies = /^fe80:0000:0000:0000:0202:b3ff:fe1e:8329$/i

    request = stub_request 'REMOTE_ADDR' => '2001:0db8:85a3:0000:0000:8a2e:0370:7334',
                           'HTTP_X_FORWARDED_FOR' => 'fe80:0000:0000:0000:0202:b3ff:fe1e:8329'
    assert_equal '2001:0db8:85a3:0000:0000:8a2e:0370:7334', request.remote_ip

    request = stub_request 'HTTP_X_FORWARDED_FOR' => '2001:0db8:85a3:0000:0000:8a2e:0370:7334, fe80:0000:0000:0000:0202:b3ff:fe1e:8329'
    assert_equal '2001:0db8:85a3:0000:0000:8a2e:0370:7334', request.remote_ip
  end

  test "remote ip middleware not present still returns an IP" do
    request = stub_request('REMOTE_ADDR' => '127.0.0.1')
    assert_equal '127.0.0.1', request.remote_ip
  end
end

class RequestDomain < BaseRequestTest
  test "domains" do
    request = stub_request 'HTTP_HOST' => "192.168.1.200"
    assert_nil request.domain

    request = stub_request 'HTTP_HOST' => "foo.192.168.1.200"
    assert_nil request.domain

    request = stub_request 'HTTP_HOST' => "192.168.1.200.com"
    assert_equal "200.com", request.domain

    request = stub_request 'HTTP_HOST' => 'www.rubyonrails.org'
    assert_equal "rubyonrails.org", request.domain

    request = stub_request 'HTTP_HOST' => "www.rubyonrails.co.uk"
    assert_equal "rubyonrails.co.uk", request.domain(2)

    request = stub_request 'HTTP_HOST' => "www.rubyonrails.co.uk", :tld_length => 2
    assert_equal "rubyonrails.co.uk", request.domain
  end

  test "subdomains" do
    request = stub_request 'HTTP_HOST' => "foobar.foobar.com"
    assert_equal %w( foobar ), request.subdomains
    assert_equal "foobar", request.subdomain

    request = stub_request 'HTTP_HOST' => "192.168.1.200"
    assert_equal [], request.subdomains
    assert_equal "", request.subdomain

    request = stub_request 'HTTP_HOST' => "foo.192.168.1.200"
    assert_equal [], request.subdomains
    assert_equal "", request.subdomain

    request = stub_request 'HTTP_HOST' => "192.168.1.200.com"
    assert_equal %w( 192 168 1 ), request.subdomains
    assert_equal "192.168.1", request.subdomain

    request = stub_request 'HTTP_HOST' => nil
    assert_equal [], request.subdomains
    assert_equal "", request.subdomain

    request = stub_request 'HTTP_HOST' => "www.rubyonrails.org"
    assert_equal %w( www ), request.subdomains
    assert_equal "www", request.subdomain

    request = stub_request 'HTTP_HOST' => "www.rubyonrails.co.uk"
    assert_equal %w( www ), request.subdomains(2)
    assert_equal "www", request.subdomain(2)

    request = stub_request 'HTTP_HOST' => "dev.www.rubyonrails.co.uk"
    assert_equal %w( dev www ), request.subdomains(2)
    assert_equal "dev.www", request.subdomain(2)

    request = stub_request 'HTTP_HOST' => "dev.www.rubyonrails.co.uk", :tld_length => 2
    assert_equal %w( dev www ), request.subdomains
    assert_equal "dev.www", request.subdomain
  end
end

class RequestPort < BaseRequestTest
  test "standard_port" do
    request = stub_request
    assert_equal 80, request.standard_port

    request = stub_request 'HTTPS' => 'on'
    assert_equal 443, request.standard_port
  end

  test "standard_port?" do
    request = stub_request
    assert !request.ssl?
    assert request.standard_port?

    request = stub_request 'HTTPS' => 'on'
    assert request.ssl?
    assert request.standard_port?

    request = stub_request 'HTTP_HOST' => 'www.example.org:8080'
    assert !request.ssl?
    assert !request.standard_port?

    request = stub_request 'HTTP_HOST' => 'www.example.org:8443', 'HTTPS' => 'on'
    assert request.ssl?
    assert !request.standard_port?
  end

  test "optional port" do
    request = stub_request 'HTTP_HOST' => 'www.example.org:80'
    assert_equal nil, request.optional_port

    request = stub_request 'HTTP_HOST' => 'www.example.org:8080'
    assert_equal 8080, request.optional_port
  end

  test "port string" do
    request = stub_request 'HTTP_HOST' => 'www.example.org:80'
    assert_equal '', request.port_string

    request = stub_request 'HTTP_HOST' => 'www.example.org:8080'
    assert_equal ':8080', request.port_string
  end
end

class RequestPath < BaseRequestTest
  test "full path" do
    request = stub_request 'SCRIPT_NAME' => '', 'PATH_INFO' => '/path/of/some/uri', 'QUERY_STRING' => 'mapped=1'
    assert_equal "/path/of/some/uri?mapped=1", request.fullpath
    assert_equal "/path/of/some/uri",          request.path_info

    request = stub_request 'SCRIPT_NAME' => '', 'PATH_INFO' => '/path/of/some/uri'
    assert_equal "/path/of/some/uri", request.fullpath
    assert_equal "/path/of/some/uri", request.path_info

    request = stub_request 'SCRIPT_NAME' => '', 'PATH_INFO' => '/'
    assert_equal "/", request.fullpath
    assert_equal "/", request.path_info

    request = stub_request 'SCRIPT_NAME' => '', 'PATH_INFO' => '/', 'QUERY_STRING' => 'm=b'
    assert_equal "/?m=b", request.fullpath
    assert_equal "/",     request.path_info

    request = stub_request 'SCRIPT_NAME' => '/hieraki', 'PATH_INFO' => '/'
    assert_equal "/hieraki/", request.fullpath
    assert_equal "/",         request.path_info

    request = stub_request 'SCRIPT_NAME' => '/collaboration/hieraki', 'PATH_INFO' => '/books/edit/2'
    assert_equal "/collaboration/hieraki/books/edit/2", request.fullpath
    assert_equal "/books/edit/2",                       request.path_info

    request = stub_request 'SCRIPT_NAME' => '/path', 'PATH_INFO' => '/of/some/uri', 'QUERY_STRING' => 'mapped=1'
    assert_equal "/path/of/some/uri?mapped=1", request.fullpath
    assert_equal "/of/some/uri",               request.path_info
  end

  test "original_fullpath returns ORIGINAL_FULLPATH" do
    request = stub_request('ORIGINAL_FULLPATH' => "/foo?bar")

    path = request.original_fullpath
    assert_equal "/foo?bar", path
  end

  test "original_url returns url built using ORIGINAL_FULLPATH" do
    request = stub_request('ORIGINAL_FULLPATH' => "/foo?bar",
                           'HTTP_HOST'         => "example.org",
                           'rack.url_scheme'   => "http")

    url = request.original_url
    assert_equal "http://example.org/foo?bar", url
  end

  test "original_fullpath returns fullpath if ORIGINAL_FULLPATH is not present" do
    request = stub_request('PATH_INFO'    => "/foo",
                           'QUERY_STRING' => "bar")

    path = request.original_fullpath
    assert_equal "/foo?bar", path
  end
end

class RequestHost < BaseRequestTest
  test "host with default port" do
    request = stub_request 'HTTP_HOST' => 'rubyonrails.org:80'
    assert_equal "rubyonrails.org", request.host_with_port
  end

  test "host with non default port" do
    request = stub_request 'HTTP_HOST' => 'rubyonrails.org:81'
    assert_equal "rubyonrails.org:81", request.host_with_port
  end

  test "proxy request" do
    request = stub_request 'HTTP_HOST' => 'glu.ttono.us:80'
    assert_equal "glu.ttono.us", request.host_with_port
  end

  test "http host" do
    request = stub_request 'HTTP_HOST' => "rubyonrails.org:8080"
    assert_equal "rubyonrails.org", request.host
    assert_equal "rubyonrails.org:8080", request.host_with_port

    request = stub_request 'HTTP_X_FORWARDED_HOST' => "www.firsthost.org, www.secondhost.org"
    assert_equal "www.secondhost.org", request.host

    request = stub_request 'HTTP_X_FORWARDED_HOST' => "", 'HTTP_HOST' => "rubyonrails.org"
    assert_equal "rubyonrails.org", request.host
  end

  test "http host with default port overrides server port" do
    request = stub_request 'HTTP_HOST' => "rubyonrails.org"
    assert_equal "rubyonrails.org", request.host_with_port
  end

  test "host with port if http standard port is specified" do
    request = stub_request 'HTTP_X_FORWARDED_HOST' => "glu.ttono.us:80"
    assert_equal "glu.ttono.us", request.host_with_port
  end

  test "host with port if https standard port is specified" do
    request = stub_request(
      'HTTP_X_FORWARDED_PROTO' => "https",
      'HTTP_X_FORWARDED_HOST' => "glu.ttono.us:443"
    )
    assert_equal "glu.ttono.us", request.host_with_port
  end

  test "host if ipv6 reference" do
    request = stub_request 'HTTP_HOST' => "[2001:1234:5678:9abc:def0::dead:beef]"
    assert_equal "[2001:1234:5678:9abc:def0::dead:beef]", request.host
  end

  test "host if ipv6 reference with port" do
    request = stub_request 'HTTP_HOST' => "[2001:1234:5678:9abc:def0::dead:beef]:8008"
    assert_equal "[2001:1234:5678:9abc:def0::dead:beef]", request.host
  end
end

class RequestCGI < BaseRequestTest
  test "CGI environment variables" do
    request = stub_request(
      "AUTH_TYPE" => "Basic",
      "GATEWAY_INTERFACE" => "CGI/1.1",
      "HTTP_ACCEPT" => "*/*",
      "HTTP_ACCEPT_CHARSET" => "UTF-8",
      "HTTP_ACCEPT_ENCODING" => "gzip, deflate",
      "HTTP_ACCEPT_LANGUAGE" => "en",
      "HTTP_CACHE_CONTROL" => "no-cache, max-age=0",
      "HTTP_FROM" => "googlebot",
      "HTTP_HOST" => "glu.ttono.us:8007",
      "HTTP_NEGOTIATE" => "trans",
      "HTTP_PRAGMA" => "no-cache",
      "HTTP_REFERER" => "http://www.google.com/search?q=glu.ttono.us",
      "HTTP_USER_AGENT" => "Mozilla/5.0 (Macintosh; U; PPC Mac OS X; en)",
      "PATH_INFO" => "/homepage/",
      "PATH_TRANSLATED" => "/home/kevinc/sites/typo/public/homepage/",
      "QUERY_STRING" => "",
      "REMOTE_ADDR" => "207.7.108.53",
      "REMOTE_HOST" => "google.com",
      "REMOTE_IDENT" => "kevin",
      "REMOTE_USER" => "kevin",
      "REQUEST_METHOD" => "GET",
      "SCRIPT_NAME" => "/dispatch.fcgi",
      "SERVER_NAME" => "glu.ttono.us",
      "SERVER_PORT" => "8007",
      "SERVER_PROTOCOL" => "HTTP/1.1",
      "SERVER_SOFTWARE" => "lighttpd/1.4.5",
    )

    assert_equal "Basic", request.auth_type
    assert_equal 0, request.content_length
    assert_equal nil, request.content_mime_type
    assert_equal "CGI/1.1", request.gateway_interface
    assert_equal "*/*", request.accept
    assert_equal "UTF-8", request.accept_charset
    assert_equal "gzip, deflate", request.accept_encoding
    assert_equal "en", request.accept_language
    assert_equal "no-cache, max-age=0", request.cache_control
    assert_equal "googlebot", request.from
    assert_equal "glu.ttono.us", request.host
    assert_equal "trans", request.negotiate
    assert_equal "no-cache", request.pragma
    assert_equal "http://www.google.com/search?q=glu.ttono.us", request.referer
    assert_equal "Mozilla/5.0 (Macintosh; U; PPC Mac OS X; en)", request.user_agent
    assert_equal "/homepage/", request.path_info
    assert_equal "/home/kevinc/sites/typo/public/homepage/", request.path_translated
    assert_equal "", request.query_string
    assert_equal "207.7.108.53", request.remote_addr
    assert_equal "google.com", request.remote_host
    assert_equal "kevin", request.remote_ident
    assert_equal "kevin", request.remote_user
    assert_equal "GET", request.request_method
    assert_equal "/dispatch.fcgi", request.script_name
    assert_equal "glu.ttono.us", request.server_name
    assert_equal 8007, request.server_port
    assert_equal "HTTP/1.1", request.server_protocol
    assert_equal "lighttpd", request.server_software
  end
end

class LocalhostTest < BaseRequestTest
  test "IPs that match localhost" do
    request = stub_request("REMOTE_IP" => "127.1.1.1", "REMOTE_ADDR" => "127.1.1.1")
    assert request.local?
  end
end

class RequestCookie < BaseRequestTest
  test "cookie syntax resilience" do
    request = stub_request("HTTP_COOKIE" => "_session_id=c84ace84796670c052c6ceb2451fb0f2; is_admin=yes")
    assert_equal "c84ace84796670c052c6ceb2451fb0f2", request.cookies["_session_id"], request.cookies.inspect
    assert_equal "yes", request.cookies["is_admin"], request.cookies.inspect

    # some Nokia phone browsers omit the space after the semicolon separator.
    # some developers have grown accustomed to using comma in cookie values.
    request = stub_request("HTTP_COOKIE"=>"_session_id=c84ace847,96670c052c6ceb2451fb0f2;is_admin=yes")
    assert_equal "c84ace847", request.cookies["_session_id"], request.cookies.inspect
    assert_equal "yes", request.cookies["is_admin"], request.cookies.inspect
  end
end

class RequestParamsParsing < BaseRequestTest
  test "doesnt break when content type has charset" do
    request = stub_request(
      'REQUEST_METHOD' => 'POST',
      'CONTENT_LENGTH' => "flamenco=love".length,
      'CONTENT_TYPE' => 'application/x-www-form-urlencoded; charset=utf-8',
      'rack.input' => StringIO.new("flamenco=love")
    )

    assert_equal({"flamenco"=> "love"}, request.request_parameters)
  end

  test "doesnt interpret request uri as query string when missing" do
    request = stub_request('REQUEST_URI' => 'foo')
    assert_equal({}, request.query_parameters)
  end
end

class RequestRewind < BaseRequestTest
  test "body should be rewound" do
    data = 'rewind'
    env = {
      'rack.input' => StringIO.new(data),
      'CONTENT_LENGTH' => data.length,
      'CONTENT_TYPE' => 'application/x-www-form-urlencoded; charset=utf-8'
    }

    # Read the request body by parsing params.
    request = stub_request(env)
    request.request_parameters

    # Should have rewound the body.
    assert_equal 0, request.body.pos
  end

  test "raw_post rewinds rack.input if RAW_POST_DATA is nil" do
    request = stub_request(
      'rack.input' => StringIO.new("raw"),
      'CONTENT_LENGTH' => 3
    )
    assert_equal "raw", request.raw_post
    assert_equal "raw", request.env['rack.input'].read
  end
end

class RequestProtocol < BaseRequestTest
  test "server software" do
    assert_equal 'lighttpd', stub_request('SERVER_SOFTWARE' => 'lighttpd/1.4.5').server_software
    assert_equal 'apache', stub_request('SERVER_SOFTWARE' => 'Apache3.422').server_software
  end

  test "xml http request" do
    request = stub_request

    assert !request.xml_http_request?
    assert !request.xhr?

    request = stub_request 'HTTP_X_REQUESTED_WITH' => 'DefinitelyNotAjax1.0'
    assert !request.xml_http_request?
    assert !request.xhr?

    request = stub_request 'HTTP_X_REQUESTED_WITH' => 'XMLHttpRequest'
    assert request.xml_http_request?
    assert request.xhr?
  end

  test "reports ssl" do
    assert !stub_request.ssl?
    assert stub_request('HTTPS' => 'on').ssl?
  end

  test "reports ssl when proxied via lighttpd" do
    assert stub_request('HTTP_X_FORWARDED_PROTO' => 'https').ssl?
  end

  test "scheme returns https when proxied" do
    request = stub_request 'rack.url_scheme' => 'http'
    assert !request.ssl?
    assert_equal 'http', request.scheme

    request = stub_request(
      'rack.url_scheme' => 'http',
      'HTTP_X_FORWARDED_PROTO' => 'https'
    )
    assert request.ssl?
    assert_equal 'https', request.scheme
  end
end

class RequestMethod < BaseRequestTest
  test "method returns environment's request method when it has not been
    overridden by middleware".squish do

    ActionDispatch::Request::HTTP_METHODS.each do |method|
      request = stub_request('REQUEST_METHOD' => method)

      assert_equal method, request.method
      assert_equal method.underscore.to_sym, request.method_symbol
    end
  end

  test "allow request method hacking" do
    request = stub_request('REQUEST_METHOD' => 'POST')

    assert_equal 'POST', request.request_method
    assert_equal 'POST', request.env["REQUEST_METHOD"]

    request.request_method = 'GET'

    assert_equal 'GET', request.request_method
    assert_equal 'GET', request.env["REQUEST_METHOD"]
    assert request.get?
  end

  test "invalid http method raises exception" do
    assert_raise(ActionController::UnknownHttpMethod) do
      stub_request('REQUEST_METHOD' => 'RANDOM_METHOD').request_method
    end
  end

  test "method returns original value of environment request method on POST" do
    request = stub_request('rack.methodoverride.original_method' => 'POST')
    assert_equal 'POST', request.method
  end

  test "method raises exception on invalid HTTP method" do
    assert_raise(ActionController::UnknownHttpMethod) do
      stub_request('rack.methodoverride.original_method' => '_RANDOM_METHOD').method
    end

    assert_raise(ActionController::UnknownHttpMethod) do
      stub_request('REQUEST_METHOD' => '_RANDOM_METHOD').method
    end
  end

  test "exception on invalid HTTP method unaffected by I18n settings" do
    old_locales = I18n.available_locales
    old_enforce = I18n.config.enforce_available_locales

    begin
      I18n.available_locales = [:nl]
      I18n.config.enforce_available_locales = true
      assert_raise(ActionController::UnknownHttpMethod) do
        stub_request('REQUEST_METHOD' => '_RANDOM_METHOD').method
      end
    ensure
      I18n.available_locales = old_locales
      I18n.config.enforce_available_locales = old_enforce
    end
  end

  test "post masquerading as patch" do
    request = stub_request(
      'REQUEST_METHOD' => 'PATCH',
      "rack.methodoverride.original_method" => "POST"
    )

    assert_equal "POST", request.method
    assert_equal "PATCH",  request.request_method
    assert request.patch?
  end

  test "post masquerading as put" do
    request = stub_request(
      'REQUEST_METHOD' => 'PUT',
      "rack.methodoverride.original_method" => "POST"
    )
    assert_equal "POST", request.method
    assert_equal "PUT",  request.request_method
    assert request.put?
  end

  test "post uneffected by local inflections" do
    existing_acrnoyms = ActiveSupport::Inflector.inflections.acronyms.dup
    existing_acrnoym_regex = ActiveSupport::Inflector.inflections.acronym_regex.dup
    begin
      ActiveSupport::Inflector.inflections do |inflect|
        inflect.acronym "POS"
      end
      assert_equal "pos_t", "POST".underscore
      request = stub_request "REQUEST_METHOD" => "POST"
      assert_equal :post, ActionDispatch::Request::HTTP_METHOD_LOOKUP["POST"]
      assert_equal :post, request.method_symbol
      assert request.post?
    ensure
      # Reset original acronym set
      ActiveSupport::Inflector.inflections do |inflect|
        inflect.send(:instance_variable_set,"@acronyms",existing_acrnoyms)
        inflect.send(:instance_variable_set,"@acronym_regex",existing_acrnoym_regex)
      end
    end
  end
end

class RequestFormat < BaseRequestTest
  test "xml format" do
    request = stub_request
    assert_called(request, :parameters, times: 2, returns: {format: :xml}) do
      assert_equal Mime[:xml], request.format
    end
  end

  test "xhtml format" do
    request = stub_request
    assert_called(request, :parameters, times: 2, returns: {format: :xhtml}) do
      assert_equal Mime[:html], request.format
    end
  end

  test "txt format" do
    request = stub_request
    assert_called(request, :parameters, times: 2, returns: {format: :txt}) do
      assert_equal Mime[:text], request.format
    end
  end

  test "XMLHttpRequest" do
    request = stub_request(
      'HTTP_X_REQUESTED_WITH' => 'XMLHttpRequest',
      'HTTP_ACCEPT' => [Mime[:js], Mime[:html], Mime[:xml], "text/xml", "*/*"].join(",")
    )

    assert_called(request, :parameters, times: 1, returns: {}) do
      assert request.xhr?
      assert_equal Mime[:js], request.format
    end
  end

  test "can override format with parameter negative" do
    request = stub_request
    assert_called(request, :parameters, times: 2, returns: {format: :txt}) do
      assert !request.format.xml?
    end
  end

  test "can override format with parameter positive" do
    request = stub_request
    assert_called(request, :parameters, times: 2, returns: {format: :xml}) do
      assert request.format.xml?
    end
  end

  test "formats text/html with accept header" do
    request = stub_request 'HTTP_ACCEPT' => 'text/html'
    assert_equal [Mime[:html]], request.formats
  end

  test "formats blank with accept header" do
    request = stub_request 'HTTP_ACCEPT' => ''
    assert_equal [Mime[:html]], request.formats
  end

  test "formats XMLHttpRequest with accept header" do
    request = stub_request 'HTTP_X_REQUESTED_WITH' => "XMLHttpRequest"
    assert_equal [Mime[:js]], request.formats
  end

  test "formats application/xml with accept header" do
    request = stub_request('CONTENT_TYPE' => 'application/xml; charset=UTF-8',
                           'HTTP_X_REQUESTED_WITH' => "XMLHttpRequest")
    assert_equal [Mime[:xml]], request.formats
  end

  test "formats format:text with accept header" do
    request = stub_request
    assert_called(request, :parameters, times: 2, returns: {format: :txt}) do
      assert_equal [Mime[:text]], request.formats
    end
  end

  test "formats format:unknown with accept header" do
    request = stub_request
    assert_called(request, :parameters, times: 2, returns: {format: :unknown}) do
      assert_instance_of Mime::NullType, request.format
    end
  end

  test "format is not nil with unknown format" do
    request = stub_request
    assert_called(request, :parameters, times: 2, returns: {format: :hello}) do
      assert request.format.nil?
      assert_not request.format.html?
      assert_not request.format.xml?
      assert_not request.format.json?
    end
  end

  test "format does not throw exceptions when malformed parameters" do
    request = stub_request("QUERY_STRING" => "x[y]=1&x[y][][w]=2")
    assert request.formats
    assert request.format.html?
  end

  test "formats with xhr request" do
    request = stub_request 'HTTP_X_REQUESTED_WITH' => "XMLHttpRequest"
    assert_called(request, :parameters, times: 1, returns: {}) do
      assert_equal [Mime[:js]], request.formats
    end
  end

  test "ignore_accept_header" do
    old_ignore_accept_header = ActionDispatch::Request.ignore_accept_header
    ActionDispatch::Request.ignore_accept_header = true

    begin
      request = stub_request 'HTTP_ACCEPT' => 'application/xml'
      assert_called(request, :parameters, times: 1, returns: {}) do
        assert_equal [ Mime[:html] ], request.formats
      end

      request = stub_request 'HTTP_ACCEPT' => 'koz-asked/something-crazy'
      assert_called(request, :parameters, times: 1, returns: {}) do
        assert_equal [ Mime[:html] ], request.formats
      end

      request = stub_request 'HTTP_ACCEPT' => '*/*;q=0.1'
      assert_called(request, :parameters, times: 1, returns: {}) do
        assert_equal [ Mime[:html] ], request.formats
      end

      request = stub_request 'HTTP_ACCEPT' => 'application/jxw'
      assert_called(request, :parameters, times: 1, returns: {}) do
        assert_equal [ Mime[:html] ], request.formats
      end

      request = stub_request 'HTTP_ACCEPT' => 'application/xml',
                             'HTTP_X_REQUESTED_WITH' => "XMLHttpRequest"

      assert_called(request, :parameters, times: 1, returns: {}) do
        assert_equal [ Mime[:js] ], request.formats
      end

      request = stub_request 'HTTP_ACCEPT' => 'application/xml',
                             'HTTP_X_REQUESTED_WITH' => "XMLHttpRequest"
      assert_called(request, :parameters, times: 2, returns: {format: :json}) do
        assert_equal [ Mime[:json] ], request.formats
      end
    ensure
      ActionDispatch::Request.ignore_accept_header = old_ignore_accept_header
    end
  end
end

class RequestMimeType < BaseRequestTest
  test "content type" do
    assert_equal Mime[:html], stub_request('CONTENT_TYPE' => 'text/html').content_mime_type
  end

  test "no content type" do
    assert_equal nil, stub_request.content_mime_type
  end

  test "content type is XML" do
    assert_equal Mime[:xml], stub_request('CONTENT_TYPE' => 'application/xml').content_mime_type
  end

  test "content type with charset" do
    assert_equal Mime[:xml], stub_request('CONTENT_TYPE' => 'application/xml; charset=UTF-8').content_mime_type
  end

  test "user agent" do
    assert_equal 'TestAgent', stub_request('HTTP_USER_AGENT' => 'TestAgent').user_agent
  end

  test "negotiate_mime" do
    request = stub_request(
      'HTTP_ACCEPT' => 'text/html',
      'HTTP_X_REQUESTED_WITH' => "XMLHttpRequest"
    )

    assert_equal nil, request.negotiate_mime([Mime[:xml], Mime[:json]])
    assert_equal Mime[:html], request.negotiate_mime([Mime[:xml], Mime[:html]])
    assert_equal Mime[:html], request.negotiate_mime([Mime[:xml], Mime::ALL])
  end

  test "negotiate_mime with content_type" do
    request = stub_request(
      'CONTENT_TYPE' => 'application/xml; charset=UTF-8',
      'HTTP_X_REQUESTED_WITH' => "XMLHttpRequest"
    )

    assert_equal Mime[:xml], request.negotiate_mime([Mime[:xml], Mime[:csv]])
  end
end

class RequestParameters < BaseRequestTest
  test "parameters" do
    request = stub_request

    assert_called(request, :request_parameters, times: 2, returns: {"foo" => 1}) do
      assert_called(request, :query_parameters, times: 2, returns: {"bar" => 2}) do
        assert_equal({"foo" => 1, "bar" => 2}, request.parameters)
        assert_equal({"foo" => 1}, request.request_parameters)
        assert_equal({"bar" => 2}, request.query_parameters)
      end
    end
  end

  test "parameters not accessible after rack parse error" do
    request = stub_request("QUERY_STRING" => "x[y]=1&x[y][][w]=2")

    2.times do
      assert_raises(ActionController::BadRequest) do
        # rack will raise a Rack::Utils::ParameterTypeError when parsing this query string
        request.parameters
      end
    end
  end

  test "path parameters with invalid UTF8 encoding" do
    request = stub_request(
      "action_dispatch.request.path_parameters" => { foo: "\xBE" }
    )

    err = assert_raises(ActionController::BadRequest) do
      request.check_path_parameters!
    end

    assert_match "Invalid parameter encoding", err.message
    assert_match "foo", err.message
    assert_match "\\xBE", err.message
  end

  test "parameters not accessible after rack parse error of invalid UTF8 character" do
    request = stub_request("QUERY_STRING" => "foo%81E=1")
    assert_raises(ActionController::BadRequest) { request.parameters }
  end

  test "parameters containing an invalid UTF8 character" do
    request = stub_request("QUERY_STRING" => "foo=%81E")
    assert_raises(ActionController::BadRequest) { request.parameters }
  end

  test "parameters containing a deeply nested invalid UTF8 character" do
    request = stub_request("QUERY_STRING" => "foo[bar]=%81E")
    assert_raises(ActionController::BadRequest) { request.parameters }
  end

  test "parameters not accessible after rack parse error 1" do
    request = stub_request(
      'REQUEST_METHOD' => 'POST',
      'CONTENT_LENGTH' => "a%=".length,
      'CONTENT_TYPE' => 'application/x-www-form-urlencoded; charset=utf-8',
      'rack.input' => StringIO.new("a%=")
    )

    assert_raises(ActionController::BadRequest) do
      # rack will raise a Rack::Utils::ParameterTypeError when parsing this query string
      request.parameters
    end
  end

  test "we have access to the original exception" do
    request = stub_request("QUERY_STRING" => "x[y]=1&x[y][][w]=2")

    e = assert_raises(ActionController::BadRequest) do
      # rack will raise a Rack::Utils::ParameterTypeError when parsing this query string
      request.parameters
    end

    assert_not_nil e.cause
    assert_equal e.cause.backtrace, e.backtrace
  end
end


class RequestParameterFilter < BaseRequestTest
  test "process parameter filter" do
    test_hashes = [
    [{'foo'=>'bar'},{'foo'=>'bar'},%w'food'],
    [{'foo'=>'bar'},{'foo'=>'[FILTERED]'},%w'foo'],
    [{'foo'=>'bar', 'bar'=>'foo'},{'foo'=>'[FILTERED]', 'bar'=>'foo'},%w'foo baz'],
    [{'foo'=>'bar', 'baz'=>'foo'},{'foo'=>'[FILTERED]', 'baz'=>'[FILTERED]'},%w'foo baz'],
    [{'bar'=>{'foo'=>'bar','bar'=>'foo'}},{'bar'=>{'foo'=>'[FILTERED]','bar'=>'foo'}},%w'fo'],
    [{'foo'=>{'foo'=>'bar','bar'=>'foo'}},{'foo'=>'[FILTERED]'},%w'f banana'],
    [{'deep'=>{'cc'=>{'code'=>'bar','bar'=>'foo'},'ss'=>{'code'=>'bar'}}},{'deep'=>{'cc'=>{'code'=>'[FILTERED]','bar'=>'foo'},'ss'=>{'code'=>'bar'}}},%w'deep.cc.code'],
    [{'baz'=>[{'foo'=>'baz'}, "1"]}, {'baz'=>[{'foo'=>'[FILTERED]'}, "1"]}, [/foo/]]]

    test_hashes.each do |before_filter, after_filter, filter_words|
      parameter_filter = ActionDispatch::Http::ParameterFilter.new(filter_words)
      assert_equal after_filter, parameter_filter.filter(before_filter)

      filter_words << 'blah'
      filter_words << lambda { |key, value|
        value.reverse! if key =~ /bargain/
      }

      parameter_filter = ActionDispatch::Http::ParameterFilter.new(filter_words)
      before_filter['barg'] = {:bargain=>'gain', 'blah'=>'bar', 'bar'=>{'bargain'=>{'blah'=>'foo'}}}
      after_filter['barg']  = {:bargain=>'niag', 'blah'=>'[FILTERED]', 'bar'=>{'bargain'=>{'blah'=>'[FILTERED]'}}}

      assert_equal after_filter, parameter_filter.filter(before_filter)
    end
  end

  test "filtered_parameters returns params filtered" do
    request = stub_request(
      'action_dispatch.request.parameters' => {
        'lifo' => 'Pratik',
        'amount' => '420',
        'step' => '1'
      },
      'action_dispatch.parameter_filter' => [:lifo, :amount]
    )

    params = request.filtered_parameters
    assert_equal "[FILTERED]", params["lifo"]
    assert_equal "[FILTERED]", params["amount"]
    assert_equal "1", params["step"]
  end

  test "filtered_env filters env as a whole" do
    request = stub_request(
      'action_dispatch.request.parameters' => {
        'amount' => '420',
        'step' => '1'
      },
      "RAW_POST_DATA" => "yada yada",
      'action_dispatch.parameter_filter' => [:lifo, :amount]
    )
    request = stub_request(request.filtered_env)

    assert_equal "[FILTERED]", request.raw_post
    assert_equal "[FILTERED]", request.params["amount"]
    assert_equal "1", request.params["step"]
  end

  test "filtered_path returns path with filtered query string" do
    %w(; &).each do |sep|
      request = stub_request(
        'QUERY_STRING' => %w(username=sikachu secret=bd4f21f api_key=b1bc3b3cd352f68d79d7).join(sep),
        'PATH_INFO' => '/authenticate',
        'action_dispatch.parameter_filter' => [:secret, :api_key]
      )

      path = request.filtered_path
      assert_equal %w(/authenticate?username=sikachu secret=[FILTERED] api_key=[FILTERED]).join(sep), path
    end
  end

  test "filtered_path should not unescape a genuine '[FILTERED]' value" do
    request = stub_request(
      'QUERY_STRING' => "secret=bd4f21f&genuine=%5BFILTERED%5D",
      'PATH_INFO' => '/authenticate',
      'action_dispatch.parameter_filter' => [:secret]
    )

    path = request.filtered_path
    assert_equal request.script_name + "/authenticate?secret=[FILTERED]&genuine=%5BFILTERED%5D", path
  end

  test "filtered_path should preserve duplication of keys in query string" do
    request = stub_request(
      'QUERY_STRING' => "username=sikachu&secret=bd4f21f&username=fxn",
      'PATH_INFO' => '/authenticate',
      'action_dispatch.parameter_filter' => [:secret]
    )

    path = request.filtered_path
    assert_equal request.script_name + "/authenticate?username=sikachu&secret=[FILTERED]&username=fxn", path
  end

  test "filtered_path should ignore searchparts" do
    request = stub_request(
      'QUERY_STRING' => "secret",
      'PATH_INFO' => '/authenticate',
      'action_dispatch.parameter_filter' => [:secret]
    )

    path = request.filtered_path
    assert_equal request.script_name + "/authenticate?secret", path
  end
end

class RequestEtag < BaseRequestTest
  test "if_none_match_etags none" do
    request = stub_request

    assert_equal nil, request.if_none_match
    assert_equal [], request.if_none_match_etags
    assert !request.etag_matches?("foo")
    assert !request.etag_matches?(nil)
  end

  test "if_none_match_etags single" do
    header = 'the-etag'
    request = stub_request('HTTP_IF_NONE_MATCH' => header)

    assert_equal header, request.if_none_match
    assert_equal [header], request.if_none_match_etags
    assert request.etag_matches?("the-etag")
  end

  test "if_none_match_etags quoted single" do
    header = '"the-etag"'
    request = stub_request('HTTP_IF_NONE_MATCH' => header)

    assert_equal header, request.if_none_match
    assert_equal ['the-etag'], request.if_none_match_etags
    assert request.etag_matches?("the-etag")
  end

  test "if_none_match_etags multiple" do
    header = 'etag1, etag2, "third etag", "etag4"'
    expected = ['etag1', 'etag2', 'third etag', 'etag4']
    request = stub_request('HTTP_IF_NONE_MATCH' => header)

    assert_equal header, request.if_none_match
    assert_equal expected, request.if_none_match_etags
    expected.each do |etag|
      assert request.etag_matches?(etag), etag
    end
  end
end

class RequestVariant < BaseRequestTest
  def setup
    super
    @request = stub_request
  end

  test 'setting variant to a symbol' do
    @request.variant = :phone

    assert @request.variant.phone?
    assert_not @request.variant.tablet?
    assert @request.variant.any?(:phone, :tablet)
    assert_not @request.variant.any?(:tablet, :desktop)
  end

  test 'setting variant to an array of symbols' do
    @request.variant = [:phone, :tablet]

    assert @request.variant.phone?
    assert @request.variant.tablet?
    assert_not @request.variant.desktop?
    assert @request.variant.any?(:tablet, :desktop)
    assert_not @request.variant.any?(:desktop, :watch)
  end

  test 'clearing variant' do
    @request.variant = nil

    assert @request.variant.empty?
    assert_not @request.variant.phone?
    assert_not @request.variant.any?(:phone, :tablet)
  end

  test 'setting variant to a non-symbol value' do
    assert_raise ArgumentError do
      @request.variant = 'phone'
    end
  end

  test 'setting variant to an array containing a non-symbol value' do
    assert_raise ArgumentError do
      @request.variant = [:phone, 'tablet']
    end
  end
end

class RequestFormData < BaseRequestTest
  test 'media_type is from the FORM_DATA_MEDIA_TYPES array' do
    assert stub_request('CONTENT_TYPE' => 'application/x-www-form-urlencoded').form_data?
    assert stub_request('CONTENT_TYPE' => 'multipart/form-data').form_data?
  end

  test 'media_type is not from the FORM_DATA_MEDIA_TYPES array' do
    assert !stub_request('CONTENT_TYPE' => 'application/xml').form_data?
    assert !stub_request('CONTENT_TYPE' => 'multipart/related').form_data?
  end

  test 'no Content-Type header is provided and the request_method is POST' do
    request = stub_request('REQUEST_METHOD' => 'POST')

    assert_equal '', request.media_type
    assert_equal 'POST', request.request_method
    assert !request.form_data?
  end
end