aboutsummaryrefslogtreecommitdiffstats
path: root/actionpack/test/controller/render_test.rb
blob: 929b161eb6a8e6258eced5c18d4af11f48243c5c (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
require 'abstract_unit'
require 'controller/fake_models'
require 'pathname'

class TestControllerWithExtraEtags < ActionController::Base
  etag { nil  }
  etag { 'ab' }
  etag { :cde }
  etag { [:f] }
  etag { nil  }

  def fresh
    render text: "stale" if stale?(etag: '123', template: false)
  end

  def array
    render text: "stale" if stale?(etag: %w(1 2 3), template: false)
  end

  def with_template
    if stale? template: 'test/hello_world'
      render text: 'stale'
    end
  end
end

class TestController < ActionController::Base
  protect_from_forgery

  before_action :set_variable_for_layout

  class LabellingFormBuilder < ActionView::Helpers::FormBuilder
  end

  layout :determine_layout

  def name
    nil
  end

  private :name
  helper_method :name

  def hello_world
  end

  def conditional_hello
    if stale?(:last_modified => Time.now.utc.beginning_of_day, :etag => [:foo, 123])
      render :action => 'hello_world'
    end
  end

  def conditional_hello_with_record
    record = Struct.new(:updated_at, :cache_key).new(Time.now.utc.beginning_of_day, "foo/123")

    if stale?(record)
      render :action => 'hello_world'
    end
  end

  def conditional_hello_with_public_header
    if stale?(:last_modified => Time.now.utc.beginning_of_day, :etag => [:foo, 123], :public => true)
      render :action => 'hello_world'
    end
  end

  def conditional_hello_with_public_header_with_record
    record = Struct.new(:updated_at, :cache_key).new(Time.now.utc.beginning_of_day, "foo/123")

    if stale?(record, :public => true)
      render :action => 'hello_world'
    end
  end

  def conditional_hello_with_public_header_and_expires_at
    expires_in 1.minute
    if stale?(:last_modified => Time.now.utc.beginning_of_day, :etag => [:foo, 123], :public => true)
      render :action => 'hello_world'
    end
  end

  def conditional_hello_with_expires_in
    expires_in 60.1.seconds
    render :action => 'hello_world'
  end

  def conditional_hello_with_expires_in_with_public
    expires_in 1.minute, :public => true
    render :action => 'hello_world'
  end

  def conditional_hello_with_expires_in_with_must_revalidate
    expires_in 1.minute, :must_revalidate => true
    render :action => 'hello_world'
  end

  def conditional_hello_with_expires_in_with_public_and_must_revalidate
    expires_in 1.minute, :public => true, :must_revalidate => true
    render :action => 'hello_world'
  end

  def conditional_hello_with_expires_in_with_public_with_more_keys
    expires_in 1.minute, :public => true, 's-maxage' => 5.hours
    render :action => 'hello_world'
  end

  def conditional_hello_with_expires_in_with_public_with_more_keys_old_syntax
    expires_in 1.minute, :public => true, :private => nil, 's-maxage' => 5.hours
    render :action => 'hello_world'
  end

  def conditional_hello_with_expires_now
    expires_now
    render :action => 'hello_world'
  end

  def conditional_hello_with_cache_control_headers
    response.headers['Cache-Control'] = 'no-transform'
    expires_now
    render :action => 'hello_world'
  end

  def conditional_hello_with_bangs
    render :action => 'hello_world'
  end
  before_action :handle_last_modified_and_etags, :only=>:conditional_hello_with_bangs

  def handle_last_modified_and_etags
    fresh_when(:last_modified => Time.now.utc.beginning_of_day, :etag => [ :foo, 123 ])
  end

  def heading
    head :ok
  end

  # :ported:
  def double_render
    render :text => "hello"
    render :text => "world"
  end

  def double_redirect
    redirect_to :action => "double_render"
    redirect_to :action => "double_render"
  end

  def render_and_redirect
    render :text => "hello"
    redirect_to :action => "double_render"
  end

  def render_to_string_and_render
    @stuff = render_to_string :text => "here is some cached stuff"
    render :text => "Hi web users! #{@stuff}"
  end

  def render_to_string_with_inline_and_render
    render_to_string :inline => "<%= 'dlrow olleh'.reverse %>"
    render :template => "test/hello_world"
  end

  def rendering_with_conflicting_local_vars
    @name = "David"
    render :action => "potential_conflicts"
  end

  def hello_world_from_rxml_using_action
    render :action => "hello_world_from_rxml", :handlers => [:builder]
  end

  # :deprecated:
  def hello_world_from_rxml_using_template
    render :template => "test/hello_world_from_rxml", :handlers => [:builder]
  end

  def head_created
    head :created
  end

  def head_created_with_application_json_content_type
    head :created, :content_type => "application/json"
  end

  def head_ok_with_image_png_content_type
    head :ok, :content_type => "image/png"
  end

  def head_with_location_header
    head :location => "/foo"
  end

  def head_with_location_object
    head :location => Customer.new("david", 1)
  end

  def head_with_symbolic_status
    head :status => params[:status].intern
  end

  def head_with_integer_status
    head :status => params[:status].to_i
  end

  def head_with_string_status
    head :status => params[:status]
  end

  def head_with_custom_header
    head :x_custom_header => "something"
  end

  def head_with_www_authenticate_header
    head 'WWW-Authenticate' => 'something'
  end

  def head_with_status_code_first
    head :forbidden, :x_custom_header => "something"
  end

  def head_with_no_content
    # Fill in the headers with dummy data to make
    # sure they get removed during the testing
    response.headers["Content-Type"] = "dummy"
    response.headers["Content-Length"] = 42

    head 204
  end

  private

    def set_variable_for_layout
      @variable_for_layout = nil
    end

    def determine_layout
      case action_name
        when "hello_world", "layout_test", "rendering_without_layout",
             "rendering_nothing_on_layout", "render_text_hello_world",
             "render_text_hello_world_with_layout",
             "hello_world_with_layout_false",
             "partial_only", "accessing_params_in_template",
             "accessing_params_in_template_with_layout",
             "render_with_explicit_template",
             "render_with_explicit_string_template",
             "update_page", "update_page_with_instance_variables"

          "layouts/standard"
        when "action_talk_to_layout", "layout_overriding_layout"
          "layouts/talk_from_action"
        when "render_implicit_html_template_from_xhr_request"
          (request.xhr? ? 'layouts/xhr' : 'layouts/standard')
      end
    end
end

class MetalTestController < ActionController::Metal
  include AbstractController::Rendering
  include ActionView::Rendering
  include ActionController::Rendering
  include ActionController::RackDelegation


  def accessing_logger_in_template
    render :inline =>  "<%= logger.class %>"
  end
end

class ExpiresInRenderTest < ActionController::TestCase
  tests TestController

  def test_expires_in_header
    get :conditional_hello_with_expires_in
    assert_equal "max-age=60, private", @response.headers["Cache-Control"]
  end

  def test_expires_in_header_with_public
    get :conditional_hello_with_expires_in_with_public
    assert_equal "max-age=60, public", @response.headers["Cache-Control"]
  end

  def test_expires_in_header_with_must_revalidate
    get :conditional_hello_with_expires_in_with_must_revalidate
    assert_equal "max-age=60, private, must-revalidate", @response.headers["Cache-Control"]
  end

  def test_expires_in_header_with_public_and_must_revalidate
    get :conditional_hello_with_expires_in_with_public_and_must_revalidate
    assert_equal "max-age=60, public, must-revalidate", @response.headers["Cache-Control"]
  end

  def test_expires_in_header_with_additional_headers
    get :conditional_hello_with_expires_in_with_public_with_more_keys
    assert_equal "max-age=60, public, s-maxage=18000", @response.headers["Cache-Control"]
  end

  def test_expires_in_old_syntax
    get :conditional_hello_with_expires_in_with_public_with_more_keys_old_syntax
    assert_equal "max-age=60, public, s-maxage=18000", @response.headers["Cache-Control"]
  end

  def test_expires_now
    get :conditional_hello_with_expires_now
    assert_equal "no-cache", @response.headers["Cache-Control"]
  end

  def test_expires_now_with_cache_control_headers
    get :conditional_hello_with_cache_control_headers
    assert_match(/no-cache/, @response.headers["Cache-Control"])
    assert_match(/no-transform/, @response.headers["Cache-Control"])
  end

  def test_date_header_when_expires_in
    time = Time.mktime(2011,10,30)
    Time.stubs(:now).returns(time)
    get :conditional_hello_with_expires_in
    assert_equal Time.now.httpdate, @response.headers["Date"]
  end
end

class LastModifiedRenderTest < ActionController::TestCase
  tests TestController

  def setup
    super
    @last_modified = Time.now.utc.beginning_of_day.httpdate
  end

  def test_responds_with_last_modified
    get :conditional_hello
    assert_equal @last_modified, @response.headers['Last-Modified']
  end

  def test_request_not_modified
    @request.if_modified_since = @last_modified
    get :conditional_hello
    assert_equal 304, @response.status.to_i
    assert @response.body.blank?
    assert_equal @last_modified, @response.headers['Last-Modified']
  end

  def test_request_not_modified_but_etag_differs
    @request.if_modified_since = @last_modified
    @request.if_none_match = "234"
    get :conditional_hello
    assert_response :success
  end

  def test_request_modified
    @request.if_modified_since = 'Thu, 16 Jul 2008 00:00:00 GMT'
    get :conditional_hello
    assert_equal 200, @response.status.to_i
    assert @response.body.present?
    assert_equal @last_modified, @response.headers['Last-Modified']
  end


  def test_responds_with_last_modified_with_record
    get :conditional_hello_with_record
    assert_equal @last_modified, @response.headers['Last-Modified']
  end

  def test_request_not_modified_with_record
    @request.if_modified_since = @last_modified
    get :conditional_hello_with_record
    assert_equal 304, @response.status.to_i
    assert @response.body.blank?
    assert_equal @last_modified, @response.headers['Last-Modified']
  end

  def test_request_not_modified_but_etag_differs_with_record
    @request.if_modified_since = @last_modified
    @request.if_none_match = "234"
    get :conditional_hello_with_record
    assert_response :success
  end

  def test_request_modified_with_record
    @request.if_modified_since = 'Thu, 16 Jul 2008 00:00:00 GMT'
    get :conditional_hello_with_record
    assert_equal 200, @response.status.to_i
    assert @response.body.present?
    assert_equal @last_modified, @response.headers['Last-Modified']
  end

  def test_request_with_bang_gets_last_modified
    get :conditional_hello_with_bangs
    assert_equal @last_modified, @response.headers['Last-Modified']
    assert_response :success
  end

  def test_request_with_bang_obeys_last_modified
    @request.if_modified_since = @last_modified
    get :conditional_hello_with_bangs
    assert_response :not_modified
  end

  def test_last_modified_works_with_less_than_too
    @request.if_modified_since = 5.years.ago.httpdate
    get :conditional_hello_with_bangs
    assert_response :success
  end
end

class EtagRenderTest < ActionController::TestCase
  tests TestControllerWithExtraEtags

  def test_multiple_etags
    @request.if_none_match = etag(["123", 'ab', :cde, [:f]])
    get :fresh
    assert_response :not_modified

    @request.if_none_match = %("nomatch")
    get :fresh
    assert_response :success
  end

  def test_array
    @request.if_none_match = etag([%w(1 2 3), 'ab', :cde, [:f]])
    get :array
    assert_response :not_modified

    @request.if_none_match = %("nomatch")
    get :array
    assert_response :success
  end

  def test_etag_reflects_template_digest
    get :with_template
    assert_response :ok
    assert_not_nil etag = @response.etag

    request.if_none_match = etag
    get :with_template
    assert_response :not_modified

    # Modify the template digest
    path = File.expand_path('../../fixtures/test/hello_world.erb', __FILE__)
    old = File.read(path)

    begin
      File.write path, 'foo'
      ActionView::Digestor.cache.clear

      request.if_none_match = etag
      get :with_template
      assert_response :ok
      assert_not_equal etag, @response.etag
    ensure
      File.write path, old
    end
  end

  def etag(record)
    Digest::MD5.hexdigest(ActiveSupport::Cache.expand_cache_key(record)).inspect
  end
end

class MetalRenderTest < ActionController::TestCase
  tests MetalTestController

  def test_access_to_logger_in_view
    get :accessing_logger_in_template
    assert_equal "NilClass", @response.body
  end
end

class HeadRenderTest < ActionController::TestCase
  tests TestController

  def setup
    @request.host = "www.nextangle.com"
  end

  def test_head_created
    post :head_created
    assert @response.body.blank?
    assert_response :created
  end

  def test_head_created_with_application_json_content_type
    post :head_created_with_application_json_content_type
    assert @response.body.blank?
    assert_equal "application/json", @response.header["Content-Type"]
    assert_response :created
  end

  def test_head_ok_with_image_png_content_type
    post :head_ok_with_image_png_content_type
    assert @response.body.blank?
    assert_equal "image/png", @response.header["Content-Type"]
    assert_response :ok
  end

  def test_head_with_location_header
    get :head_with_location_header
    assert @response.body.blank?
    assert_equal "/foo", @response.headers["Location"]
    assert_response :ok
  end

  def test_head_with_location_object
    with_routing do |set|
      set.draw do
        resources :customers
        get ':controller/:action'
      end

      get :head_with_location_object
      assert @response.body.blank?
      assert_equal "http://www.nextangle.com/customers/1", @response.headers["Location"]
      assert_response :ok
    end
  end

  def test_head_with_custom_header
    get :head_with_custom_header
    assert @response.body.blank?
    assert_equal "something", @response.headers["X-Custom-Header"]
    assert_response :ok
  end

  def test_head_with_www_authenticate_header
    get :head_with_www_authenticate_header
    assert @response.body.blank?
    assert_equal "something", @response.headers["WWW-Authenticate"]
    assert_response :ok
  end

  def test_head_with_symbolic_status
    get :head_with_symbolic_status, :status => "ok"
    assert_equal 200, @response.status
    assert_response :ok

    get :head_with_symbolic_status, :status => "not_found"
    assert_equal 404, @response.status
    assert_response :not_found

    get :head_with_symbolic_status, :status => "no_content"
    assert_equal 204, @response.status
    assert !@response.headers.include?('Content-Length')
    assert_response :no_content

    Rack::Utils::SYMBOL_TO_STATUS_CODE.each do |status, code|
      get :head_with_symbolic_status, :status => status.to_s
      assert_equal code, @response.response_code
      assert_response status
    end
  end

  def test_head_with_integer_status
    Rack::Utils::HTTP_STATUS_CODES.each do |code, message|
      get :head_with_integer_status, :status => code.to_s
      assert_equal message, @response.message
    end
  end

  def test_head_with_no_content
    get :head_with_no_content

    assert_equal 204, @response.status
    assert_nil @response.headers["Content-Type"]
    assert_nil @response.headers["Content-Length"]
  end

  def test_head_with_string_status
    get :head_with_string_status, :status => "404 Eat Dirt"
    assert_equal 404, @response.response_code
    assert_equal "Not Found", @response.message
    assert_response :not_found
  end

  def test_head_with_status_code_first
    get :head_with_status_code_first
    assert_equal 403, @response.response_code
    assert_equal "Forbidden", @response.message
    assert_equal "something", @response.headers["X-Custom-Header"]
    assert_response :forbidden
  end
end