aboutsummaryrefslogtreecommitdiffstats
path: root/actionpack/test/controller/caching_test.rb
blob: 4431eb2e2a02978a6c1ffbec7139486032cc2e0f (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
require 'fileutils'
require 'abstract_unit'
require 'active_record_unit'

CACHE_DIR = 'test_cache'
# Don't change '/../temp/' cavalierly or you might hose something you don't want hosed
FILE_STORE_PATH = File.join(File.dirname(__FILE__), '/../temp/', CACHE_DIR)
ActionController::Base.page_cache_directory = FILE_STORE_PATH

class CachingController < ActionController::Base
  abstract!

  self.cache_store = :file_store, FILE_STORE_PATH
end

class PageCachingTestController < CachingController
  caches_page :ok, :no_content, :if => Proc.new { |c| !c.request.format.json? }
  caches_page :found, :not_found


  def ok
    head :ok
  end

  def no_content
    head :no_content
  end

  def found
    redirect_to :action => 'ok'
  end

  def not_found
    head :not_found
  end

  def custom_path
    render :text => "Super soaker"
    cache_page("Super soaker", "/index.html")
  end

  def expire_custom_path
    expire_page("/index.html")
    head :ok
  end

  def trailing_slash
    render :text => "Sneak attack"
  end
end

class PageCachingTest < ActionController::TestCase
  def setup
    super

    @request = ActionController::TestRequest.new
    @request.host = 'hostname.com'
    @request.env.delete('PATH_INFO')

    @controller = PageCachingTestController.new
    @controller.perform_caching = true
    @controller.cache_store = :file_store, FILE_STORE_PATH

    @response   = ActionController::TestResponse.new

    @params = {:controller => 'posts', :action => 'index', :only_path => true}

    FileUtils.rm_rf(File.dirname(FILE_STORE_PATH))
    FileUtils.mkdir_p(FILE_STORE_PATH)
  end

  def teardown
    FileUtils.rm_rf(File.dirname(FILE_STORE_PATH))
    @controller.perform_caching = false
  end

  def test_page_caching_resources_saves_to_correct_path_with_extension_even_if_default_route
    with_routing do |set|
      set.draw do |map|
        match 'posts.:format', :to => 'posts#index', :as => :formatted_posts
        match '/', :to => 'posts#index', :as => :main
      end
      @params[:format] = 'rss'
      assert_equal '/posts.rss', @routes.url_for(@params)
      @params[:format] = nil
      assert_equal '/', @routes.url_for(@params)
    end
  end

  def test_should_cache_get_with_ok_status
    get :ok
    assert_response :ok
    assert_page_cached :ok, "get with ok status should have been cached"
  end

  def test_should_cache_with_custom_path
    get :custom_path
    assert File.exist?("#{FILE_STORE_PATH}/index.html")
  end

  def test_should_expire_cache_with_custom_path
    get :custom_path
    assert File.exist?("#{FILE_STORE_PATH}/index.html")

    get :expire_custom_path
    assert !File.exist?("#{FILE_STORE_PATH}/index.html")
  end

  def test_should_cache_without_trailing_slash_on_url
    @controller.class.cache_page 'cached content', '/page_caching_test/trailing_slash'
    assert File.exist?("#{FILE_STORE_PATH}/page_caching_test/trailing_slash.html")
  end

  def test_should_cache_with_trailing_slash_on_url
    @controller.class.cache_page 'cached content', '/page_caching_test/trailing_slash/'
    assert File.exist?("#{FILE_STORE_PATH}/page_caching_test/trailing_slash.html")
  end

  def test_should_cache_ok_at_custom_path
    @request.env['PATH_INFO'] = '/index.html'
    get :ok
    assert_response :ok
    assert File.exist?("#{FILE_STORE_PATH}/index.html")
  end

  [:ok, :no_content, :found, :not_found].each do |status|
    [:get, :post, :put, :delete].each do |method|
      unless method == :get and status == :ok
        define_method "test_shouldnt_cache_#{method}_with_#{status}_status" do
          send(method, status)
          assert_response status
          assert_page_not_cached status, "#{method} with #{status} status shouldn't have been cached"
        end
      end
    end
  end

  def test_page_caching_conditional_options
    get :ok, :format=>'json'
    assert_page_not_cached :ok
  end

  private
    def assert_page_cached(action, message = "#{action} should have been cached")
      assert page_cached?(action), message
    end

    def assert_page_not_cached(action, message = "#{action} shouldn't have been cached")
      assert !page_cached?(action), message
    end

    def page_cached?(action)
      File.exist? "#{FILE_STORE_PATH}/page_caching_test/#{action}.html"
    end
end

class ActionCachingTestController < CachingController
  rescue_from(Exception) { head 500 }
  if defined? ActiveRecord
    rescue_from(ActiveRecord::RecordNotFound) { head :not_found }
  end

  caches_action :index, :redirected, :forbidden, :if => Proc.new { |c| !c.request.format.json? }, :expires_in => 1.hour
  caches_action :show, :cache_path => 'http://test.host/custom/show'
  caches_action :edit, :cache_path => Proc.new { |c| c.params[:id] ? "http://test.host/#{c.params[:id]};edit" : "http://test.host/edit" }
  caches_action :with_layout
  caches_action :layout_false, :layout => false
  caches_action :record_not_found, :four_oh_four, :simple_runtime_error

  layout 'talk_from_action.erb'

  def index
    @cache_this = MockTime.now.to_f.to_s
    render :text => @cache_this
  end

  def redirected
    redirect_to :action => 'index'
  end

  def forbidden
    render :text => "Forbidden"
    response.status = "403 Forbidden"
  end

  def with_layout
    @cache_this = MockTime.now.to_f.to_s
    render :text => @cache_this, :layout => true
  end

  def record_not_found
    raise ActiveRecord::RecordNotFound, "oops!"
  end

  def four_oh_four
    render :text => "404'd!", :status => 404
  end

  def simple_runtime_error
    raise "oops!"
  end

  alias_method :show, :index
  alias_method :edit, :index
  alias_method :destroy, :index
  alias_method :layout_false, :with_layout

  def expire
    expire_action :controller => 'action_caching_test', :action => 'index'
    render :nothing => true
  end

  def expire_xml
    expire_action :controller => 'action_caching_test', :action => 'index', :format => 'xml'
    render :nothing => true
  end
end

class MockTime < Time
  # Let Time spicy to assure that Time.now != Time.now
  def to_f
    super+rand
  end
end

class ActionCachingMockController
  attr_accessor :mock_url_for
  attr_accessor :mock_path

  def initialize
    yield self if block_given?
  end

  def url_for(*args)
    @mock_url_for
  end

  def params
    request.parameters
  end

  def request
    mocked_path = @mock_path
    Object.new.instance_eval(<<-EVAL)
      def path; '#{@mock_path}' end
      def format; 'all' end
      def parameters; {:format => nil}; end
      self
    EVAL
  end
end

class ActionCacheTest < ActionController::TestCase
  def setup
    super
    reset!
    FileUtils.mkdir_p(FILE_STORE_PATH)
    @path_class = ActionController::Caching::Actions::ActionCachePath
    @mock_controller = ActionCachingMockController.new
  end

  def teardown
    FileUtils.rm_rf(File.dirname(FILE_STORE_PATH))
  end

  def test_simple_action_cache
    get :index
    assert_response :success
    cached_time = content_to_cache
    assert_equal cached_time, @response.body
    assert fragment_exist?('hostname.com/action_caching_test')
    reset!

    get :index
    assert_response :success
    assert_equal cached_time, @response.body
  end

  def test_simple_action_not_cached
    get :destroy
    assert_response :success
    cached_time = content_to_cache
    assert_equal cached_time, @response.body
    assert !fragment_exist?('hostname.com/action_caching_test/destroy')
    reset!

    get :destroy
    assert_response :success
    assert_not_equal cached_time, @response.body
  end

  include RackTestUtils

  def test_action_cache_with_layout
    get :with_layout
    assert_response :success
    cached_time = content_to_cache
    assert_not_equal cached_time, @response.body
    assert fragment_exist?('hostname.com/action_caching_test/with_layout')
    reset!

    get :with_layout
    assert_response :success
    assert_not_equal cached_time, @response.body
    body = body_to_string(read_fragment('hostname.com/action_caching_test/with_layout'))
    assert_equal @response.body, body
  end

  def test_action_cache_with_layout_and_layout_cache_false
    get :layout_false
    assert_response :success
    cached_time = content_to_cache
    assert_not_equal cached_time, @response.body
    assert fragment_exist?('hostname.com/action_caching_test/layout_false')
    reset!

    get :layout_false
    assert_response :success
    assert_not_equal cached_time, @response.body

    body = body_to_string(read_fragment('hostname.com/action_caching_test/layout_false'))
    assert_equal cached_time, body
  end

  def test_action_cache_conditional_options
    @request.env['HTTP_ACCEPT'] = 'application/json'
    get :index
    assert_response :success
    assert !fragment_exist?('hostname.com/action_caching_test')
  end

  def test_action_cache_with_store_options
    MockTime.expects(:now).returns(12345).once
    @controller.expects(:read_fragment).with('hostname.com/action_caching_test', :expires_in => 1.hour).once
    @controller.expects(:write_fragment).with('hostname.com/action_caching_test', '12345.0', :expires_in => 1.hour).once
    get :index
    assert_response :success
  end

  def test_action_cache_with_custom_cache_path
    get :show
    assert_response :success
    cached_time = content_to_cache
    assert_equal cached_time, @response.body
    assert fragment_exist?('test.host/custom/show')
    reset!

    get :show
    assert_response :success
    assert_equal cached_time, @response.body
  end

  def test_action_cache_with_custom_cache_path_in_block
    get :edit
    assert_response :success
    assert fragment_exist?('test.host/edit')
    reset!

    get :edit, :id => 1
    assert_response :success
    assert fragment_exist?('test.host/1;edit')
  end

  def test_cache_expiration
    get :index
    assert_response :success
    cached_time = content_to_cache
    reset!

    get :index
    assert_response :success
    assert_equal cached_time, @response.body
    reset!

    get :expire
    assert_response :success
    reset!

    get :index
    assert_response :success
    new_cached_time = content_to_cache
    assert_not_equal cached_time, @response.body
    reset!

    get :index
    assert_response :success
    assert_equal new_cached_time, @response.body
  end

  def test_cache_expiration_isnt_affected_by_request_format
    get :index
    cached_time = content_to_cache
    reset!

    @request.request_uri = "/action_caching_test/expire.xml"
    get :expire, :format => :xml
    assert_response :success
    reset!

    get :index
    assert_response :success
    new_cached_time = content_to_cache
    assert_not_equal cached_time, @response.body
  end

  def test_cache_is_scoped_by_subdomain
    @request.host = 'jamis.hostname.com'
    get :index
    assert_response :success
    jamis_cache = content_to_cache

    reset!

    @request.host = 'david.hostname.com'
    get :index
    assert_response :success
    david_cache = content_to_cache
    assert_not_equal jamis_cache, @response.body

    reset!

    @request.host = 'jamis.hostname.com'
    get :index
    assert_response :success
    assert_equal jamis_cache, @response.body

    reset!

    @request.host = 'david.hostname.com'
    get :index
    assert_response :success
    assert_equal david_cache, @response.body
  end

  def test_redirect_is_not_cached
    get :redirected
    assert_response :redirect
    reset!

    get :redirected
    assert_response :redirect
  end

  def test_forbidden_is_not_cached
    get :forbidden
    assert_response :forbidden
    reset!

    get :forbidden
    assert_response :forbidden
  end

  def test_xml_version_of_resource_is_treated_as_different_cache
    with_routing do |set|
      set.draw do |map|
        match ':controller(/:action(.:format))'
      end

      get :index, :format => 'xml'
      assert_response :success
      cached_time = content_to_cache
      assert_equal cached_time, @response.body
      assert fragment_exist?('hostname.com/action_caching_test/index.xml')
      reset!

      get :index, :format => 'xml'
      assert_response :success
      assert_equal cached_time, @response.body
      assert_equal 'application/xml', @response.content_type
      reset!

      get :expire_xml
      assert_response :success
      reset!

      get :index, :format => 'xml'
      assert_response :success
      assert_not_equal cached_time, @response.body
    end
  end

  def test_correct_content_type_is_returned_for_cache_hit
    # run it twice to cache it the first time
    get :index, :id => 'content-type', :format => 'xml'
    get :index, :id => 'content-type', :format => 'xml'
    assert_response :success
    assert_equal 'application/xml', @response.content_type
  end

  def test_correct_content_type_is_returned_for_cache_hit_on_action_with_string_key
    # run it twice to cache it the first time
    get :show, :format => 'xml'
    get :show, :format => 'xml'
    assert_response :success
    assert_equal 'application/xml', @response.content_type
  end

  def test_correct_content_type_is_returned_for_cache_hit_on_action_with_string_key_from_proc
    # run it twice to cache it the first time
    get :edit, :id => 1, :format => 'xml'
    get :edit, :id => 1, :format => 'xml'
    assert_response :success
    assert_equal 'application/xml', @response.content_type
  end

  def test_empty_path_is_normalized
    @mock_controller.mock_url_for = 'http://example.org/'
    @mock_controller.mock_path    = '/'

    assert_equal 'example.org/index', @path_class.new(@mock_controller, {}).path
  end

  def test_file_extensions
    get :index, :id => 'kitten.jpg'
    get :index, :id => 'kitten.jpg'

    assert_response :success
  end

  if defined? ActiveRecord
    def test_record_not_found_returns_404_for_multiple_requests
      get :record_not_found
      assert_response 404
      get :record_not_found
      assert_response 404
    end
  end

  def test_four_oh_four_returns_404_for_multiple_requests
    get :four_oh_four
    assert_response 404
    get :four_oh_four
    assert_response 404
  end

  def test_simple_runtime_error_returns_500_for_multiple_requests
    get :simple_runtime_error
    assert_response 500
    get :simple_runtime_error
    assert_response 500
  end

  private
    def content_to_cache
      assigns(:cache_this)
    end

    def reset!
      @request    = ActionController::TestRequest.new
      @response   = ActionController::TestResponse.new
      @controller = ActionCachingTestController.new
      @controller.singleton_class.send(:include, @routes.url_helpers)
      @request.host = 'hostname.com'
    end

    def fragment_exist?(path)
      @controller.fragment_exist?(path)
    end

    def read_fragment(path)
      @controller.read_fragment(path)
    end
end

class FragmentCachingTestController < CachingController
  def some_action; end;
end

class FragmentCachingTest < ActionController::TestCase
  def setup
    super
    @store = ActiveSupport::Cache::MemoryStore.new
    @controller = FragmentCachingTestController.new
    @controller.perform_caching = true
    @controller.cache_store = @store
    @params = {:controller => 'posts', :action => 'index'}
    @request = ActionController::TestRequest.new
    @response = ActionController::TestResponse.new
    @controller.params = @params
    @controller.request = @request
    @controller.response = @response
    @controller.send(:initialize_template_class, @response)
    @controller.send(:assign_shortcuts, @request, @response)
  end

  def test_fragment_cache_key
    assert_equal 'views/what a key', @controller.fragment_cache_key('what a key')
    assert_equal "views/test.host/fragment_caching_test/some_action",
                  @controller.fragment_cache_key(:controller => 'fragment_caching_test',:action => 'some_action')
  end

  def test_read_fragment_with_caching_enabled
    @store.write('views/name', 'value')
    assert_equal 'value', @controller.read_fragment('name')
  end

  def test_read_fragment_with_caching_disabled
    @controller.perform_caching = false
    @store.write('views/name', 'value')
    assert_nil @controller.read_fragment('name')
  end

  def test_fragment_exist_with_caching_enabled
    @store.write('views/name', 'value')
    assert @controller.fragment_exist?('name')
    assert !@controller.fragment_exist?('other_name')
  end

  def test_fragment_exist_with_caching_disabled
    @controller.perform_caching = false
    @store.write('views/name', 'value')
    assert !@controller.fragment_exist?('name')
    assert !@controller.fragment_exist?('other_name')
  end

  def test_write_fragment_with_caching_enabled
    assert_nil @store.read('views/name')
    assert_equal 'value', @controller.write_fragment('name', 'value')
    assert_equal 'value', @store.read('views/name')
  end

  def test_write_fragment_with_caching_disabled
    assert_nil @store.read('views/name')
    @controller.perform_caching = false
    assert_equal 'value', @controller.write_fragment('name', 'value')
    assert_nil @store.read('views/name')
  end

  def test_expire_fragment_with_simple_key
    @store.write('views/name', 'value')
    @controller.expire_fragment 'name'
    assert_nil @store.read('views/name')
  end

  def test_expire_fragment_with_regexp
    @store.write('views/name', 'value')
    @store.write('views/another_name', 'another_value')
    @store.write('views/primalgrasp', 'will not expire ;-)')

    @controller.expire_fragment /name/

    assert_nil @store.read('views/name')
    assert_nil @store.read('views/another_name')
    assert_equal 'will not expire ;-)', @store.read('views/primalgrasp')
  end

  def test_fragment_for_with_disabled_caching
    @controller.perform_caching = false

    @store.write('views/expensive', 'fragment content')
    fragment_computed = false

    view_context = @controller.view_context

    buffer = 'generated till now -> '.html_safe
    buffer << view_context.send(:fragment_for, 'expensive') { fragment_computed = true }

    assert fragment_computed
    assert_equal 'generated till now -> ', buffer
  end

  def test_fragment_for
    @store.write('views/expensive', 'fragment content')
    fragment_computed = false

    view_context = @controller.view_context

    buffer = 'generated till now -> '.html_safe
    buffer << view_context.send(:fragment_for, 'expensive') { fragment_computed = true }

    assert !fragment_computed
    assert_equal 'generated till now -> fragment content', buffer
  end

  def test_html_safety
    assert_nil @store.read('views/name')
    content = 'value'.html_safe
    assert_equal content, @controller.write_fragment('name', content)

    cached = @store.read('views/name')
    assert_equal content, cached
    assert_equal String, cached.class

    html_safe = @controller.read_fragment('name')
    assert_equal content, html_safe
    assert html_safe.html_safe?
  end
end

class FunctionalCachingController < CachingController
  def fragment_cached
  end

  def html_fragment_cached_with_partial
    respond_to do |format|
      format.html
    end
  end

  def js_fragment_cached_with_partial
    respond_to do |format|
      format.js
    end
  end

  def formatted_fragment_cached
    respond_to do |format|
      format.html
      format.xml
      format.js
    end
  end

  def rescue_action(e)
    raise e
  end
end

class FunctionalFragmentCachingTest < ActionController::TestCase
  def setup
    super
    @store = ActiveSupport::Cache::MemoryStore.new
    @controller = FunctionalCachingController.new
    @controller.perform_caching = true
    @controller.cache_store = @store
    @request = ActionController::TestRequest.new
    @response = ActionController::TestResponse.new
  end

  def test_fragment_caching
    get :fragment_cached
    assert_response :success
    expected_body = <<-CACHED
Hello
This bit's fragment cached
CACHED
    assert_equal expected_body, @response.body

    assert_equal "This bit's fragment cached", @store.read('views/test.host/functional_caching/fragment_cached')
  end

  def test_fragment_caching_in_partials
    get :html_fragment_cached_with_partial
    assert_response :success
    assert_match /Old fragment caching in a partial/, @response.body
    assert_match "Old fragment caching in a partial", @store.read('views/test.host/functional_caching/html_fragment_cached_with_partial')
  end

  def test_render_inline_before_fragment_caching
    get :inline_fragment_cached
    assert_response :success
    assert_match /Some inline content/, @response.body
    assert_match /Some cached content/, @response.body
    assert_match "Some cached content", @store.read('views/test.host/functional_caching/inline_fragment_cached')
  end

  def test_fragment_caching_in_rjs_partials
    xhr :get, :js_fragment_cached_with_partial
    assert_response :success
    assert_match /Old fragment caching in a partial/, @response.body
    assert_match "Old fragment caching in a partial", @store.read('views/test.host/functional_caching/js_fragment_cached_with_partial')
  end

  def test_html_formatted_fragment_caching
    get :formatted_fragment_cached, :format => "html"
    assert_response :success
    expected_body = "<body>\n<p>ERB</p>\n</body>\n"

    assert_equal expected_body, @response.body

    assert_equal "<p>ERB</p>", @store.read('views/test.host/functional_caching/formatted_fragment_cached')
  end

  def test_xml_formatted_fragment_caching
    get :formatted_fragment_cached, :format => "xml"
    assert_response :success
    expected_body = "<body>\n  <p>Builder</p>\n</body>\n"

    assert_equal expected_body, @response.body

    assert_equal "  <p>Builder</p>\n", @store.read('views/test.host/functional_caching/formatted_fragment_cached')
  end
end