aboutsummaryrefslogtreecommitdiffstats
path: root/actionpack/test/controller/integration_test.rb
blob: 4dddd98f9f9a22719e3c9dda2515c0c9cc3b1b48 (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
# frozen_string_literal: true

require "abstract_unit"
require "controller/fake_controllers"
require "rails/engine"

class SessionTest < ActiveSupport::TestCase
  StubApp = lambda { |env|
    [200, { "Content-Type" => "text/html", "Content-Length" => "13" }, ["Hello, World!"]]
  }

  def setup
    @session = ActionDispatch::Integration::Session.new(StubApp)
  end

  def test_https_bang_works_and_sets_truth_by_default
    assert_not_predicate @session, :https?
    @session.https!
    assert_predicate @session, :https?
    @session.https! false
    assert_not_predicate @session, :https?
  end

  def test_host!
    assert_not_equal "glu.ttono.us", @session.host
    @session.host! "rubyonrails.com"
    assert_equal "rubyonrails.com", @session.host
  end

  def test_follow_redirect_raises_when_no_redirect
    @session.stub :redirect?, false do
      assert_raise(RuntimeError) { @session.follow_redirect! }
    end
  end

  def test_get
    path = "/index"; params = "blah"; headers = { location: "blah" }

    assert_called_with @session, :process, [:get, path, params: params, headers: headers] do
      @session.get(path, params: params, headers: headers)
    end
  end

  def test_get_with_env_and_headers
    path = "/index"; params = "blah"; headers = { location: "blah" }; env = { "HTTP_X_REQUESTED_WITH" => "XMLHttpRequest" }
    assert_called_with @session, :process, [:get, path, params: params, headers: headers, env: env] do
      @session.get(path, params: params, headers: headers, env: env)
    end
  end

  def test_post
    path = "/index"; params = "blah"; headers = { location: "blah" }
    assert_called_with @session, :process, [:post, path, params: params, headers: headers] do
      @session.post(path, params: params, headers: headers)
    end
  end

  def test_patch
    path = "/index"; params = "blah"; headers = { location: "blah" }
    assert_called_with @session, :process, [:patch, path, params: params, headers: headers] do
      @session.patch(path, params: params, headers: headers)
    end
  end

  def test_put
    path = "/index"; params = "blah"; headers = { location: "blah" }
    assert_called_with @session, :process, [:put, path, params: params, headers: headers] do
      @session.put(path, params: params, headers: headers)
    end
  end

  def test_delete
    path = "/index"; params = "blah"; headers = { location: "blah" }
    assert_called_with @session, :process, [:delete, path, params: params, headers: headers] do
      @session.delete(path, params: params, headers: headers)
    end
  end

  def test_head
    path = "/index"; params = "blah"; headers = { location: "blah" }
    assert_called_with @session, :process, [:head, path, params: params, headers: headers] do
      @session.head(path, params: params, headers: headers)
    end
  end

  def test_xml_http_request_get
    path = "/index"; params = "blah"; headers = { location: "blah" }
    assert_called_with @session, :process, [:get, path, params: params, headers: headers, xhr: true] do
      @session.get(path, params: params, headers: headers, xhr: true)
    end
  end

  def test_xml_http_request_post
    path = "/index"; params = "blah"; headers = { location: "blah" }
    assert_called_with @session, :process, [:post, path, params: params, headers: headers, xhr: true] do
      @session.post(path, params: params, headers: headers, xhr: true)
    end
  end

  def test_xml_http_request_patch
    path = "/index"; params = "blah"; headers = { location: "blah" }
    assert_called_with @session, :process, [:patch, path, params: params, headers: headers, xhr: true] do
      @session.patch(path, params: params, headers: headers, xhr: true)
    end
  end

  def test_xml_http_request_put
    path = "/index"; params = "blah"; headers = { location: "blah" }
    assert_called_with @session, :process, [:put, path, params: params, headers: headers, xhr: true] do
      @session.put(path, params: params, headers: headers, xhr: true)
    end
  end

  def test_xml_http_request_delete
    path = "/index"; params = "blah"; headers = { location: "blah" }
    assert_called_with @session, :process, [:delete, path, params: params, headers: headers, xhr: true] do
      @session.delete(path, params: params, headers: headers, xhr: true)
    end
  end

  def test_xml_http_request_head
    path = "/index"; params = "blah"; headers = { location: "blah" }
    assert_called_with @session, :process, [:head, path, params: params, headers: headers, xhr: true] do
      @session.head(path, params: params, headers: headers, xhr: true)
    end
  end
end

class IntegrationTestTest < ActiveSupport::TestCase
  def setup
    @test = ::ActionDispatch::IntegrationTest.new(:app)
  end

  def test_opens_new_session
    session1 = @test.open_session { |sess| }
    session2 = @test.open_session # implicit session

    assert_not session1.equal?(session2)
  end

  # RSpec mixes Matchers (which has a #method_missing) into
  # IntegrationTest's superclass.  Make sure IntegrationTest does not
  # try to delegate these methods to the session object.
  def test_does_not_prevent_method_missing_passing_up_to_ancestors
    mixin = Module.new do
      def method_missing(name, *args)
        name.to_s == "foo" ? "pass" : super
      end
    end
    @test.class.superclass.include(mixin)
    begin
      assert_equal "pass", @test.foo
    ensure
      # leave other tests as unaffected as possible
      mixin.remove_method :method_missing
    end
  end
end

# Tests that integration tests don't call Controller test methods for processing.
# Integration tests have their own setup and teardown.
class IntegrationTestUsesCorrectClass < ActionDispatch::IntegrationTest
  def test_integration_methods_called
    reset!

    %w( get post head patch put delete ).each do |verb|
      assert_nothing_raised { __send__(verb, "/") }
    end
  end
end

class IntegrationProcessTest < ActionDispatch::IntegrationTest
  class IntegrationController < ActionController::Base
    def get
      respond_to do |format|
        format.html { render plain: "OK", status: 200 }
        format.js { render plain: "JS OK", status: 200 }
        format.json { render json: "JSON OK", status: 200 }
        format.xml { render xml: "<root></root>", status: 200 }
        format.rss { render xml: "<root></root>", status: 200 }
        format.atom { render xml: "<root></root>", status: 200 }
      end
    end

    def get_with_params
      render plain: "foo: #{params[:foo]}", status: 200
    end

    def post
      render plain: "Created", status: 201
    end

    def method
      render plain: "method: #{request.method.downcase}"
    end

    def cookie_monster
      cookies["cookie_1"] = nil
      cookies["cookie_3"] = "chocolate"
      render plain: "Gone", status: 410
    end

    def set_cookie
      cookies["foo"] = "bar"
      head :ok
    end

    def get_cookie
      render plain: cookies["foo"]
    end

    def redirect
      redirect_to action_url("get")
    end

    def remove_header
      response.headers.delete params[:header]
      head :ok, "c" => "3"
    end
  end

  def test_get
    with_test_route_set do
      get "/get"
      assert_equal 200, status
      assert_equal "OK", status_message
      assert_response 200
      assert_response :success
      assert_response :ok
      assert_equal({}, cookies.to_hash)
      assert_equal "OK", body
      assert_equal "OK", response.body
      assert_kind_of Nokogiri::HTML::Document, html_document
      assert_equal 1, request_count
    end
  end

  def test_get_xml_rss_atom
    %w[ application/xml application/rss+xml application/atom+xml ].each do |mime_string|
      with_test_route_set do
        get "/get", headers: { "HTTP_ACCEPT" => mime_string }
        assert_equal 200, status
        assert_equal "OK", status_message
        assert_response 200
        assert_response :success
        assert_response :ok
        assert_equal({}, cookies.to_hash)
        assert_equal "<root></root>", body
        assert_equal "<root></root>", response.body
        assert_instance_of Nokogiri::XML::Document, html_document
        assert_equal 1, request_count
      end
    end
  end

  def test_post
    with_test_route_set do
      post "/post"
      assert_equal 201, status
      assert_equal "Created", status_message
      assert_response 201
      assert_response :success
      assert_response :created
      assert_equal({}, cookies.to_hash)
      assert_equal "Created", body
      assert_equal "Created", response.body
      assert_kind_of Nokogiri::HTML::Document, html_document
      assert_equal 1, request_count
    end
  end

  test "response cookies are added to the cookie jar for the next request" do
    with_test_route_set do
      cookies["cookie_1"] = "sugar"
      cookies["cookie_2"] = "oatmeal"
      get "/cookie_monster"
      assert_equal "cookie_1=; path=/\ncookie_3=chocolate; path=/", headers["Set-Cookie"]
      assert_equal({ "cookie_1" => "", "cookie_2" => "oatmeal", "cookie_3" => "chocolate" }, cookies.to_hash)
    end
  end

  test "cookie persist to next request" do
    with_test_route_set do
      get "/set_cookie"
      assert_response :success

      assert_equal "foo=bar; path=/", headers["Set-Cookie"]
      assert_equal({ "foo" => "bar" }, cookies.to_hash)

      get "/get_cookie"
      assert_response :success
      assert_equal "bar", body

      assert_nil headers["Set-Cookie"]
      assert_equal({ "foo" => "bar" }, cookies.to_hash)
    end
  end

  test "cookie persist to next request on another domain" do
    with_test_route_set do
      host! "37s.backpack.test"

      get "/set_cookie"
      assert_response :success

      assert_equal "foo=bar; path=/", headers["Set-Cookie"]
      assert_equal({ "foo" => "bar" }, cookies.to_hash)

      get "/get_cookie"
      assert_response :success
      assert_equal "bar", body

      assert_nil headers["Set-Cookie"]
      assert_equal({ "foo" => "bar" }, cookies.to_hash)
    end
  end

  def test_redirect
    with_test_route_set do
      get "/redirect"
      assert_equal 302, status
      assert_equal "Found", status_message
      assert_response 302
      assert_response :redirect
      assert_response :found
      assert_equal "<html><body>You are being <a href=\"http://www.example.com/get\">redirected</a>.</body></html>", response.body
      assert_kind_of Nokogiri::HTML::Document, html_document
      assert_equal 1, request_count

      follow_redirect!
      assert_response :success
      assert_equal "/get", path

      get "/moved"
      assert_response :redirect
      assert_redirected_to "/method"
    end
  end

  def test_redirect_reset_html_document
    with_test_route_set do
      get "/redirect"
      previous_html_document = html_document

      follow_redirect!

      assert_response :ok
      assert_not_same previous_html_document, html_document
    end
  end

  def test_redirect_with_arguments
    with_test_route_set do
      get "/redirect"
      follow_redirect! params: { foo: :bar }

      assert_response :ok
      assert_equal "bar", request.parameters["foo"]
    end
  end

  def test_xml_http_request_get
    with_test_route_set do
      get "/get", xhr: true
      assert_equal 200, status
      assert_equal "OK", status_message
      assert_response 200
      assert_response :success
      assert_response :ok
      assert_equal "JS OK", response.body
    end
  end

  def test_request_with_bad_format
    with_test_route_set do
      get "/get.php", xhr: true
      assert_equal 406, status
      assert_response 406
      assert_response :not_acceptable
    end
  end

  test "creation of multiple integration sessions" do
    integration_session # initialize first session
    a = open_session
    b = open_session

    assert_not_same(a.integration_session, b.integration_session)
  end

  def test_get_with_query_string
    with_test_route_set do
      get "/get_with_params?foo=bar"
      assert_equal "/get_with_params?foo=bar", request.env["REQUEST_URI"]
      assert_equal "/get_with_params?foo=bar", request.fullpath
      assert_equal "foo=bar", request.env["QUERY_STRING"]
      assert_equal "foo=bar", request.query_string
      assert_equal "bar", request.parameters["foo"]

      assert_equal 200, status
      assert_equal "foo: bar", response.body
    end
  end

  def test_get_with_parameters
    with_test_route_set do
      get "/get_with_params", params: { foo: "bar" }
      assert_equal "/get_with_params", request.env["PATH_INFO"]
      assert_equal "/get_with_params", request.path_info
      assert_equal "foo=bar", request.env["QUERY_STRING"]
      assert_equal "foo=bar", request.query_string
      assert_equal "bar", request.parameters["foo"]

      assert_equal 200, status
      assert_equal "foo: bar", response.body
    end
  end

  def test_post_then_get_with_parameters_do_not_leak_across_requests
    with_test_route_set do
      post "/post", params: { leaks: "does-leak?" }

      get "/get_with_params", params: { foo: "bar" }

      assert_empty request.env["rack.input"].string
      assert_equal "foo=bar", request.env["QUERY_STRING"]
      assert_equal "foo=bar", request.query_string
      assert_equal "bar", request.parameters["foo"]
      assert_predicate request.parameters["leaks"], :nil?
    end
  end

  def test_head
    with_test_route_set do
      head "/get"
      assert_equal 200, status
      assert_equal "", body

      head "/post"
      assert_equal 201, status
      assert_equal "", body

      get "/get/method"
      assert_equal 200, status
      assert_equal "method: get", body

      head "/get/method"
      assert_equal 200, status
      assert_equal "", body
    end
  end

  def test_generate_url_with_controller
    assert_equal "http://www.example.com/foo", url_for(controller: "foo")
  end

  def test_port_via_host!
    with_test_route_set do
      host! "www.example.com:8080"
      get "/get"
      assert_equal 8080, request.port
    end
  end

  def test_port_via_process
    with_test_route_set do
      get "http://www.example.com:8080/get"
      assert_equal 8080, request.port
    end
  end

  def test_https_and_port_via_host_and_https!
    with_test_route_set do
      host! "www.example.com"
      https! true

      get "/get"
      assert_equal 443, request.port
      assert_equal true, request.ssl?

      host! "www.example.com:443"
      https! true

      get "/get"
      assert_equal 443, request.port
      assert_equal true, request.ssl?

      host! "www.example.com:8443"
      https! true

      get "/get"
      assert_equal 8443, request.port
      assert_equal true, request.ssl?
    end
  end

  def test_https_and_port_via_process
    with_test_route_set do
      get "https://www.example.com/get"
      assert_equal 443, request.port
      assert_equal true, request.ssl?

      get "https://www.example.com:8443/get"
      assert_equal 8443, request.port
      assert_equal true, request.ssl?
    end
  end

  def test_respect_removal_of_default_headers_by_a_controller_action
    with_test_route_set do
      with_default_headers "a" => "1", "b" => "2" do
        get "/remove_header", params: { header: "a" }
      end
    end

    assert_not_includes @response.headers, "a", "Response should not include default header removed by the controller action"
    assert_includes @response.headers, "b"
    assert_includes @response.headers, "c"
  end

  def test_accept_not_overridden_when_xhr_true
    with_test_route_set do
      get "/get", headers: { "Accept" => "application/json" }, xhr: true
      assert_equal "application/json", request.accept
      assert_equal "application/json", response.content_type

      get "/get", headers: { "HTTP_ACCEPT" => "application/json" }, xhr: true
      assert_equal "application/json", request.accept
      assert_equal "application/json", response.content_type
    end
  end

  private
    def with_default_headers(headers)
      original = ActionDispatch::Response.default_headers
      ActionDispatch::Response.default_headers = headers
      yield
    ensure
      ActionDispatch::Response.default_headers = original
    end

    def with_test_route_set
      with_routing do |set|
        controller = ::IntegrationProcessTest::IntegrationController.clone
        controller.class_eval do
          include set.url_helpers
        end

        set.draw do
          get "moved" => redirect("/method")

          ActiveSupport::Deprecation.silence do
            match ":action", to: controller, via: [:get, :post], as: :action
            get "get/:action", to: controller, as: :get_action
          end
        end

        singleton_class.include(set.url_helpers)

        yield
      end
    end
end

class MetalIntegrationTest < ActionDispatch::IntegrationTest
  include SharedTestRoutes.url_helpers

  class Poller
    def self.call(env)
      if env["PATH_INFO"] =~ /^\/success/
        [200, { "Content-Type" => "text/plain", "Content-Length" => "12" }, ["Hello World!"]]
      else
        [404, { "Content-Type" => "text/plain", "Content-Length" => "0" }, []]
      end
    end
  end

  def setup
    @app = Poller
  end

  def test_successful_get
    get "/success"
    assert_response 200
    assert_response :success
    assert_response :ok
    assert_equal "Hello World!", response.body
  end

  def test_failed_get
    get "/failure"
    assert_response 404
    assert_response :not_found
    assert_equal "", response.body
  end

  def test_generate_url_without_controller
    assert_equal "http://www.example.com/foo", url_for(controller: "foo")
  end

  def test_pass_headers
    get "/success", headers: { "Referer" => "http://www.example.com/foo", "Host" => "http://nohost.com" }

    assert_equal "http://nohost.com", @request.env["HTTP_HOST"]
    assert_equal "http://www.example.com/foo", @request.env["HTTP_REFERER"]
  end

  def test_pass_headers_and_env
    get "/success", headers: { "X-Test-Header" => "value" }, env: { "HTTP_REFERER" => "http://test.com/", "HTTP_HOST" => "http://test.com" }

    assert_equal "http://test.com", @request.env["HTTP_HOST"]
    assert_equal "http://test.com/", @request.env["HTTP_REFERER"]
    assert_equal "value", @request.env["HTTP_X_TEST_HEADER"]
  end

  def test_pass_env
    get "/success", env: { "HTTP_REFERER" => "http://test.com/", "HTTP_HOST" => "http://test.com" }

    assert_equal "http://test.com", @request.env["HTTP_HOST"]
    assert_equal "http://test.com/", @request.env["HTTP_REFERER"]
  end

  def test_ignores_common_ports_in_host
    get "http://test.com"
    assert_equal "test.com", @request.env["HTTP_HOST"]

    get "https://test.com"
    assert_equal "test.com", @request.env["HTTP_HOST"]
  end

  def test_keeps_uncommon_ports_in_host
    get "http://test.com:123"
    assert_equal "test.com:123", @request.env["HTTP_HOST"]

    get "http://test.com:443"
    assert_equal "test.com:443", @request.env["HTTP_HOST"]

    get "https://test.com:80"
    assert_equal "test.com:80", @request.env["HTTP_HOST"]
  end
end

class ApplicationIntegrationTest < ActionDispatch::IntegrationTest
  class TestController < ActionController::Base
    def index
      render plain: "index"
    end
  end

  def self.call(env)
    routes.call(env)
  end

  def self.routes
    @routes ||= ActionDispatch::Routing::RouteSet.new
  end

  class MountedApp < Rails::Engine
    def self.routes
      @routes ||= ActionDispatch::Routing::RouteSet.new
    end

    routes.draw do
      get "baz", to: "application_integration_test/test#index", as: :baz
    end

    def self.call(*)
    end
  end

  routes.draw do
    get "",    to: "application_integration_test/test#index", as: :empty_string

    get "foo", to: "application_integration_test/test#index", as: :foo
    get "bar", to: "application_integration_test/test#index", as: :bar

    mount MountedApp => "/mounted", :as => "mounted"
    get "fooz" => proc { |env| [ 200, { "X-Cascade" => "pass" }, [ "omg" ] ] }, :anchor => false
    get "fooz", to: "application_integration_test/test#index"
  end

  def app
    self.class
  end

  test "includes route helpers" do
    assert_equal "/", empty_string_path
    assert_equal "/foo", foo_path
    assert_equal "/bar", bar_path
  end

  test "includes mounted helpers" do
    assert_equal "/mounted/baz", mounted.baz_path
  end

  test "path after cascade pass" do
    get "/fooz"
    assert_equal "index", response.body
    assert_equal "/fooz", path
  end

  test "route helpers after controller access" do
    get "/"
    assert_equal "/", empty_string_path

    get "/foo"
    assert_equal "/foo", foo_path

    get "/bar"
    assert_equal "/bar", bar_path
  end

  test "missing route helper before controller access" do
    assert_raise(NameError) { missing_path }
  end

  test "missing route helper after controller access" do
    get "/foo"
    assert_raise(NameError) { missing_path }
  end

  test "process do not modify the env passed as argument" do
    env = { :SERVER_NAME => "server", "action_dispatch.custom" => "custom" }
    old_env = env.dup
    get "/foo", env: env
    assert_equal old_env, env
  end
end

class EnvironmentFilterIntegrationTest < ActionDispatch::IntegrationTest
  class TestController < ActionController::Base
    def post
      render plain: "Created", status: 201
    end
  end

  def self.call(env)
    env["action_dispatch.parameter_filter"] = [:password]
    routes.call(env)
  end

  def self.routes
    @routes ||= ActionDispatch::Routing::RouteSet.new
  end

  routes.draw do
    match "/post", to: "environment_filter_integration_test/test#post", via: :post
  end

  def app
    self.class
  end

  test "filters rack request form vars" do
    post "/post", params: { username: "cjolly", password: "secret" }

    assert_equal "cjolly", request.filtered_parameters["username"]
    assert_equal "[FILTERED]", request.filtered_parameters["password"]
    assert_equal "[FILTERED]", request.filtered_env["rack.request.form_vars"]
  end
end

class UrlOptionsIntegrationTest < ActionDispatch::IntegrationTest
  class FooController < ActionController::Base
    def index
      render plain: "foo#index"
    end

    def show
      render plain: "foo#show"
    end

    def edit
      render plain: "foo#show"
    end
  end

  class BarController < ActionController::Base
    def default_url_options
      { host: "bar.com" }
    end

    def index
      render plain: "foo#index"
    end
  end

  def self.routes
    @routes ||= ActionDispatch::Routing::RouteSet.new
  end

  def self.call(env)
    routes.call(env)
  end

  def app
    self.class
  end

  routes.draw do
    default_url_options host: "foo.com"

    scope module: "url_options_integration_test" do
      get "/foo" => "foo#index", :as => :foos
      get "/foo/:id" => "foo#show", :as => :foo
      get "/foo/:id/edit" => "foo#edit", :as => :edit_foo
      get "/bar" => "bar#index", :as => :bars
    end
  end

  test "session uses default URL options from routes" do
    assert_equal "http://foo.com/foo", foos_url
  end

  test "current host overrides default URL options from routes" do
    get "/foo"
    assert_response :success
    assert_equal "http://www.example.com/foo", foos_url
  end

  test "controller can override default URL options from request" do
    get "/bar"
    assert_response :success
    assert_equal "http://bar.com/foo", foos_url
  end

  def test_can_override_default_url_options
    original_host = default_url_options.dup

    default_url_options[:host] = "foobar.com"
    assert_equal "http://foobar.com/foo", foos_url

    get "/bar"
    assert_response :success
    assert_equal "http://foobar.com/foo", foos_url
  ensure
    ActionDispatch::Integration::Session.default_url_options = self.default_url_options = original_host
  end

  test "current request path parameters are recalled" do
    get "/foo/1"
    assert_response :success
    assert_equal "/foo/1/edit", url_for(action: "edit", only_path: true)
  end
end

class HeadWithStatusActionIntegrationTest < ActionDispatch::IntegrationTest
  class FooController < ActionController::Base
    def status
      head :ok
    end
  end

  def self.routes
    @routes ||= ActionDispatch::Routing::RouteSet.new
  end

  def self.call(env)
    routes.call(env)
  end

  def app
    self.class
  end

  routes.draw do
    get "/foo/status" => "head_with_status_action_integration_test/foo#status"
  end

  test "get /foo/status with head result does not cause stack overflow error" do
    assert_nothing_raised do
      get "/foo/status"
    end
    assert_response :ok
  end
end

class IntegrationWithRoutingTest < ActionDispatch::IntegrationTest
  class FooController < ActionController::Base
    def index
      render plain: "ok"
    end
  end

  def test_with_routing_resets_session
    klass_namespace = self.class.name.underscore

    with_routing do |routes|
      routes.draw do
        namespace klass_namespace do
          resources :foo, path: "/with"
        end
      end

      get "/integration_with_routing_test/with"
      assert_response 200
      assert_equal "ok", response.body
    end

    with_routing do |routes|
      routes.draw do
        namespace klass_namespace do
          resources :foo, path: "/routing"
        end
      end

      get "/integration_with_routing_test/routing"
      assert_response 200
      assert_equal "ok", response.body
    end
  end
end

# to work in contexts like rspec before(:all)
class IntegrationRequestsWithoutSetup < ActionDispatch::IntegrationTest
  self._setup_callbacks = []
  self._teardown_callbacks = []

  class FooController < ActionController::Base
    def ok
      cookies[:key] = "ok"
      render plain: "ok"
    end
  end

  def test_request
    with_routing do |routes|
      routes.draw do
        ActiveSupport::Deprecation.silence do
          get ":action" => FooController
        end
      end

      get "/ok"

      assert_response 200
      assert_equal "ok", response.body
      assert_equal "ok", cookies["key"]
    end
  end
end

# to ensure that session requirements in setup are persisted in the tests
class IntegrationRequestsWithSessionSetup < ActionDispatch::IntegrationTest
  setup do
    cookies["user_name"] = "david"
  end

  def test_cookies_set_in_setup_are_persisted_through_the_session
    get "/foo"
    assert_equal({ "user_name" => "david" }, cookies.to_hash)
  end
end

class IntegrationRequestEncodersTest < ActionDispatch::IntegrationTest
  class FooController < ActionController::Base
    def foos
      render plain: "ok"
    end

    def foos_json
      render json: params.permit(:foo)
    end

    def foos_wibble
      render plain: "ok"
    end
  end

  def test_standard_json_encoding_works
    with_routing do |routes|
      routes.draw do
        ActiveSupport::Deprecation.silence do
          post ":action" => FooController
        end
      end

      post "/foos_json.json", params: { foo: "fighters" }.to_json,
        headers: { "Content-Type" => "application/json" }

      assert_response :success
      assert_equal({ "foo" => "fighters" }, response.parsed_body)
    end
  end

  def test_encoding_as_json
    post_to_foos as: :json do
      assert_response :success
      assert_equal "application/json", request.content_type
      assert_equal "application/json", request.accepts.first.to_s
      assert_equal :json, request.format.ref
      assert_equal({ "foo" => "fighters" }, request.request_parameters)
      assert_equal({ "foo" => "fighters" }, response.parsed_body)
    end
  end

  def test_doesnt_mangle_request_path
    with_routing do |routes|
      routes.draw do
        ActiveSupport::Deprecation.silence do
          post ":action" => FooController
        end
      end

      post "/foos"
      assert_equal "/foos", request.path

      post "/foos_json", as: :json
      assert_equal "/foos_json", request.path
    end
  end

  def test_encoding_as_without_mime_registration
    assert_raise ArgumentError do
      ActionDispatch::IntegrationTest.register_encoder :wibble
    end
  end

  def test_registering_custom_encoder
    Mime::Type.register "text/wibble", :wibble

    ActionDispatch::IntegrationTest.register_encoder(:wibble,
      param_encoder: -> params { params })

    post_to_foos as: :wibble do
      assert_response :success
      assert_equal "/foos_wibble", request.path
      assert_equal "text/wibble", request.content_type
      assert_equal "text/wibble", request.accepts.first.to_s
      assert_equal :wibble, request.format.ref
      assert_equal Hash.new, request.request_parameters # Unregistered MIME Type can't be parsed.
      assert_equal "ok", response.parsed_body
    end
  ensure
    Mime::Type.unregister :wibble
  end

  def test_parsed_body_without_as_option
    with_routing do |routes|
      routes.draw do
        ActiveSupport::Deprecation.silence do
          get ":action" => FooController
        end
      end

      get "/foos_json.json", params: { foo: "heyo" }

      assert_equal({ "foo" => "heyo" }, response.parsed_body)
    end
  end

  def test_get_parameters_with_as_option
    with_routing do |routes|
      routes.draw do
        ActiveSupport::Deprecation.silence do
          get ":action" => FooController
        end
      end

      get "/foos_json?foo=heyo", as: :json

      assert_equal({ "foo" => "heyo" }, response.parsed_body)
    end
  end

  def test_get_request_with_json_uses_method_override_and_sends_a_post_request
    with_routing do |routes|
      routes.draw do
        ActiveSupport::Deprecation.silence do
          get ":action" => FooController
        end
      end

      get "/foos_json", params: { foo: "heyo" }, as: :json

      assert_equal "POST", request.method
      assert_equal "GET", request.headers["X-Http-Method-Override"]
      assert_equal({ "foo" => "heyo" }, response.parsed_body)
    end
  end

  def test_get_request_with_json_excludes_null_query_string
    with_routing do |routes|
      routes.draw do
        ActiveSupport::Deprecation.silence do
          get ":action" => FooController
        end
      end

      get "/foos_json", as: :json

      assert_equal "http://www.example.com/foos_json", request.url
    end
  end

  private
    def post_to_foos(as:)
      with_routing do |routes|
        routes.draw do
          ActiveSupport::Deprecation.silence do
            post ":action" => FooController
          end
        end

        post "/foos_#{as}", params: { foo: "fighters" }, as: as

        yield
      end
    end
end

class IntegrationFileUploadTest < ActionDispatch::IntegrationTest
  class IntegrationController < ActionController::Base
    def test_file_upload
      render plain: params[:file].size
    end
  end

  def self.routes
    @routes ||= ActionDispatch::Routing::RouteSet.new
  end

  def self.call(env)
    routes.call(env)
  end

  def app
    self.class
  end

  def self.fixture_path
    File.expand_path("../fixtures/multipart", __dir__)
  end

  routes.draw do
    post "test_file_upload", to: "integration_file_upload_test/integration#test_file_upload"
  end

  def test_fixture_file_upload
    post "/test_file_upload",
      params: {
        file: fixture_file_upload("/ruby_on_rails.jpg", "image/jpg")
      }
    assert_equal "45142", @response.body
  end
end