aboutsummaryrefslogtreecommitdiffstats
path: root/actionpack/test/template/form_helper_test.rb
blob: 1c842fc30764dba6058b01c6df0f7b587e00c9f7 (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
require "#{File.dirname(__FILE__)}/../abstract_unit"

silence_warnings do
  Post = Struct.new(:title, :author_name, :body, :secret, :written_on, :cost)
  Post.class_eval do
    alias_method :title_before_type_cast, :title unless respond_to?(:title_before_type_cast)
    alias_method :body_before_type_cast, :body unless respond_to?(:body_before_type_cast)
    alias_method :author_name_before_type_cast, :author_name unless respond_to?(:author_name_before_type_cast)

    def new_record=(boolean)
      @new_record = boolean
    end
    
    def new_record?
      @new_record
    end
  end

  class Comment
    attr_reader :id
    attr_reader :post_id
    def save; @id = 1; @post_id = 1 end
    def new_record?; @id.nil? end
    def name
      @id.nil? ? 'new comment' : "comment ##{@id}"
    end
  end
end

class Comment::Nested < Comment; end


class FormHelperTest < Test::Unit::TestCase
  include ActionView::Helpers::FormHelper
  include ActionView::Helpers::FormTagHelper
  include ActionView::Helpers::UrlHelper
  include ActionView::Helpers::TagHelper
  include ActionView::Helpers::TextHelper
  include ActionView::Helpers::ActiveRecordHelper
  include ActionView::Helpers::RecordIdentificationHelper
  include ActionController::PolymorphicRoutes

  def setup
    @post = Post.new
    @comment = Comment.new
    def @post.errors() 
      Class.new{ 
        def on(field); "can't be empty" if field == "author_name"; end 
        def empty?() false end 
        def count() 1 end
        def full_messages() [ "Author name can't be empty" ] end  
      }.new 
    end
    def @post.id; 123; end
    def @post.id_before_type_cast; 123; end

    @post.title       = "Hello World"
    @post.author_name = ""
    @post.body        = "Back to the hill and over it again!"
    @post.secret      = 1
    @post.written_on  = Date.new(2004, 6, 15)

    @controller = Class.new do
      attr_reader :url_for_options
      def url_for(options)
        @url_for_options = options
        "http://www.example.com"
      end
    end
    @controller = @controller.new
  end

  def test_label
    assert_dom_equal('<label for="post_title">Title</label>', label("post", "title"))
    assert_dom_equal('<label for="post_title">The title goes here</label>', label("post", "title", "The title goes here"))
    assert_dom_equal(
      '<label class="title_label" for="post_title">Title</label>',
      label("post", "title", nil, :class => 'title_label')
    )
  end
  
  def test_label_with_symbols
    assert_dom_equal('<label for="post_title">Title</label>', label(:post, :title))
  end

  def test_text_field
    assert_dom_equal(
      '<input id="post_title" name="post[title]" size="30" type="text" value="Hello World" />', text_field("post", "title")
    )
    assert_dom_equal(
      '<input id="post_title" name="post[title]" size="30" type="password" value="Hello World" />', password_field("post", "title")
    )
    assert_dom_equal(
      '<input id="person_name" name="person[name]" size="30" type="password" />', password_field("person", "name")
    )
  end

  def test_text_field_with_escapes
    @post.title = "<b>Hello World</b>"
    assert_dom_equal(
      '<input id="post_title" name="post[title]" size="30" type="text" value="&lt;b&gt;Hello World&lt;/b&gt;" />', text_field("post", "title")
    )
  end

  def test_text_field_with_options
    expected = '<input id="post_title" name="post[title]" size="35" type="text" value="Hello World" />'
    assert_dom_equal expected, text_field("post", "title", "size" => 35)
    assert_dom_equal expected, text_field("post", "title", :size => 35)
  end

  def test_text_field_assuming_size
    expected = '<input id="post_title" maxlength="35" name="post[title]" size="35" type="text" value="Hello World" />'
    assert_dom_equal expected, text_field("post", "title", "maxlength" => 35)
    assert_dom_equal expected, text_field("post", "title", :maxlength => 35)
  end

  def test_text_field_removing_size
    expected = '<input id="post_title" maxlength="35" name="post[title]" type="text" value="Hello World" />'
    assert_dom_equal expected, text_field("post", "title", "maxlength" => 35, "size" => nil)
    assert_dom_equal expected, text_field("post", "title", :maxlength => 35, :size => nil)
  end

  def test_text_field_doesnt_change_param_values
    object_name = 'post[]'
    expected = '<input id="post_123_title" name="post[123][title]" size="30" type="text" value="Hello World" />'
    assert_equal expected, text_field(object_name, "title")
    assert_equal object_name, "post[]"
  end

  def test_hidden_field
    assert_dom_equal '<input id="post_title" name="post[title]" type="hidden" value="Hello World" />',
      hidden_field("post", "title")
  end

  def test_hidden_field_with_escapes
    @post.title = "<b>Hello World</b>"
    assert_dom_equal '<input id="post_title" name="post[title]" type="hidden" value="&lt;b&gt;Hello World&lt;/b&gt;" />',
      hidden_field("post", "title")
  end

  def test_text_field_with_options
    assert_dom_equal '<input id="post_title" name="post[title]" type="hidden" value="Something Else" />',
      hidden_field("post", "title", :value => "Something Else")
  end

  def test_check_box
    assert_dom_equal(
      '<input checked="checked" id="post_secret" name="post[secret]" type="checkbox" value="1" /><input name="post[secret]" type="hidden" value="0" />',
      check_box("post", "secret")
    )
    @post.secret = 0
    assert_dom_equal(
      '<input id="post_secret" name="post[secret]" type="checkbox" value="1" /><input name="post[secret]" type="hidden" value="0" />',
      check_box("post", "secret")
    )
    assert_dom_equal(
      '<input checked="checked" id="post_secret" name="post[secret]" type="checkbox" value="1" /><input name="post[secret]" type="hidden" value="0" />',
      check_box("post", "secret" ,{"checked"=>"checked"})
    )
    @post.secret = true
    assert_dom_equal(
      '<input checked="checked" id="post_secret" name="post[secret]" type="checkbox" value="1" /><input name="post[secret]" type="hidden" value="0" />',
      check_box("post", "secret")
    )
  end

  def test_check_box_with_explicit_checked_and_unchecked_values
    @post.secret = "on"
    assert_dom_equal(
      '<input checked="checked" id="post_secret" name="post[secret]" type="checkbox" value="on" /><input name="post[secret]" type="hidden" value="off" />',
      check_box("post", "secret", {}, "on", "off")
    )
  end

  def test_radio_button
    assert_dom_equal('<input checked="checked" id="post_title_hello_world" name="post[title]" type="radio" value="Hello World" />',
      radio_button("post", "title", "Hello World")
    )
    assert_dom_equal('<input id="post_title_goodbye_world" name="post[title]" type="radio" value="Goodbye World" />',
      radio_button("post", "title", "Goodbye World")
    )
  end

  def test_radio_button_is_checked_with_integers
    assert_dom_equal('<input checked="checked" id="post_secret_1" name="post[secret]" type="radio" value="1" />',
      radio_button("post", "secret", "1")
   )
  end

  def test_radio_button_respects_passed_in_id
     assert_dom_equal('<input checked="checked" id="foo" name="post[secret]" type="radio" value="1" />',
       radio_button("post", "secret", "1", :id=>"foo")
    )
  end

  def test_text_area
    assert_dom_equal(
      '<textarea cols="40" id="post_body" name="post[body]" rows="20">Back to the hill and over it again!</textarea>',
      text_area("post", "body")
    )
  end

  def test_text_area_with_escapes
    @post.body        = "Back to <i>the</i> hill and over it again!"
    assert_dom_equal(
      '<textarea cols="40" id="post_body" name="post[body]" rows="20">Back to &lt;i&gt;the&lt;/i&gt; hill and over it again!</textarea>',
      text_area("post", "body")
    )
  end

  def test_text_area_with_alternate_value
    assert_dom_equal(
      '<textarea cols="40" id="post_body" name="post[body]" rows="20">Testing alternate values.</textarea>',
      text_area("post", "body", :value => 'Testing alternate values.')
    )
  end

  def test_text_area_with_size_option
    assert_dom_equal(
      '<textarea cols="183" id="post_body" name="post[body]" rows="820">Back to the hill and over it again!</textarea>',
      text_area("post", "body", :size => "183x820")
    )
  end

  def test_explicit_name
    assert_dom_equal(
      '<input id="post_title" name="dont guess" size="30" type="text" value="Hello World" />', text_field("post", "title", "name" => "dont guess")
    )
    assert_dom_equal(
      '<textarea cols="40" id="post_body" name="really!" rows="20">Back to the hill and over it again!</textarea>',
      text_area("post", "body", "name" => "really!")
    )
    assert_dom_equal(
      '<input checked="checked" id="post_secret" name="i mean it" type="checkbox" value="1" /><input name="i mean it" type="hidden" value="0" />',
      check_box("post", "secret", "name" => "i mean it")
    )
    assert_dom_equal text_field("post", "title", "name" => "dont guess"),
                 text_field("post", "title", :name => "dont guess")
    assert_dom_equal text_area("post", "body", "name" => "really!"),
                 text_area("post", "body", :name => "really!")
    assert_dom_equal check_box("post", "secret", "name" => "i mean it"),
                 check_box("post", "secret", :name => "i mean it")
  end

  def test_explicit_id
    assert_dom_equal(
      '<input id="dont guess" name="post[title]" size="30" type="text" value="Hello World" />', text_field("post", "title", "id" => "dont guess")
    )
    assert_dom_equal(
      '<textarea cols="40" id="really!" name="post[body]" rows="20">Back to the hill and over it again!</textarea>',
      text_area("post", "body", "id" => "really!")
    )
    assert_dom_equal(
      '<input checked="checked" id="i mean it" name="post[secret]" type="checkbox" value="1" /><input name="post[secret]" type="hidden" value="0" />',
      check_box("post", "secret", "id" => "i mean it")
    )
    assert_dom_equal text_field("post", "title", "id" => "dont guess"),
                 text_field("post", "title", :id => "dont guess")
    assert_dom_equal text_area("post", "body", "id" => "really!"),
                 text_area("post", "body", :id => "really!")
    assert_dom_equal check_box("post", "secret", "id" => "i mean it"),
                 check_box("post", "secret", :id => "i mean it")
  end

  def test_auto_index
    pid = @post.id
    assert_dom_equal(
      "<input id=\"post_#{pid}_title\" name=\"post[#{pid}][title]\" size=\"30\" type=\"text\" value=\"Hello World\" />", text_field("post[]","title")
    )
    assert_dom_equal(
      "<textarea cols=\"40\" id=\"post_#{pid}_body\" name=\"post[#{pid}][body]\" rows=\"20\">Back to the hill and over it again!</textarea>",
      text_area("post[]", "body")
    )
    assert_dom_equal(
      "<input checked=\"checked\" id=\"post_#{pid}_secret\" name=\"post[#{pid}][secret]\" type=\"checkbox\" value=\"1\" /><input name=\"post[#{pid}][secret]\" type=\"hidden\" value=\"0\" />",
      check_box("post[]", "secret")
    )
   assert_dom_equal(
"<input checked=\"checked\" id=\"post_#{pid}_title_hello_world\" name=\"post[#{pid}][title]\" type=\"radio\" value=\"Hello World\" />",
      radio_button("post[]", "title", "Hello World")
    )
    assert_dom_equal("<input id=\"post_#{pid}_title_goodbye_world\" name=\"post[#{pid}][title]\" type=\"radio\" value=\"Goodbye World\" />",
      radio_button("post[]", "title", "Goodbye World")
    )
  end

  def test_form_for
    _erbout = ''

    form_for(:post, @post, :html => { :id => 'create-post' }) do |f|
      _erbout.concat f.label(:title)
      _erbout.concat f.text_field(:title)
      _erbout.concat f.text_area(:body)
      _erbout.concat f.check_box(:secret)
      _erbout.concat f.submit('Create post')
    end

    expected = 
      "<form action='http://www.example.com' id='create-post' method='post'>" +
      "<label for='post_title'>Title</label>" +
      "<input name='post[title]' size='30' type='text' id='post_title' value='Hello World' />" +
      "<textarea name='post[body]' id='post_body' rows='20' cols='40'>Back to the hill and over it again!</textarea>" +
      "<input name='post[secret]' checked='checked' type='checkbox' id='post_secret' value='1' />" +
      "<input name='post[secret]' type='hidden' value='0' />" +
      "<input name='commit' id='post_submit' type='submit' value='Create post' />" +
      "</form>"

    assert_dom_equal expected, _erbout
  end

  def test_form_for_with_method
    _erbout = ''

    form_for(:post, @post, :html => { :id => 'create-post', :method => :put }) do |f|
      _erbout.concat f.text_field(:title)
      _erbout.concat f.text_area(:body)
      _erbout.concat f.check_box(:secret)
    end

    expected = 
      "<form action='http://www.example.com' id='create-post' method='post'>" +
      "<div style='margin:0;padding:0'><input name='_method' type='hidden' value='put' /></div>" +
      "<input name='post[title]' size='30' type='text' id='post_title' value='Hello World' />" +
      "<textarea name='post[body]' id='post_body' rows='20' cols='40'>Back to the hill and over it again!</textarea>" +
      "<input name='post[secret]' checked='checked' type='checkbox' id='post_secret' value='1' />" +
      "<input name='post[secret]' type='hidden' value='0' />" +
      "</form>"

    assert_dom_equal expected, _erbout
  end

  def test_form_for_without_object
    _erbout = ''

    form_for(:post, :html => { :id => 'create-post' }) do |f|
      _erbout.concat f.text_field(:title)
      _erbout.concat f.text_area(:body)
      _erbout.concat f.check_box(:secret)
    end

    expected = 
      "<form action='http://www.example.com' id='create-post' method='post'>" +
      "<input name='post[title]' size='30' type='text' id='post_title' value='Hello World' />" +
      "<textarea name='post[body]' id='post_body' rows='20' cols='40'>Back to the hill and over it again!</textarea>" +
      "<input name='post[secret]' checked='checked' type='checkbox' id='post_secret' value='1' />" +
      "<input name='post[secret]' type='hidden' value='0' />" +
      "</form>"

    assert_dom_equal expected, _erbout
  end

  def test_form_for_with_index
    _erbout = ''
    
    form_for("post[]", @post) do |f|
      _erbout.concat f.text_field(:title)
      _erbout.concat f.text_area(:body)
      _erbout.concat f.check_box(:secret)
    end
    
    expected = 
      "<form action='http://www.example.com' method='post'>" +
      "<input name='post[123][title]' size='30' type='text' id='post_123_title' value='Hello World' />" +
      "<textarea name='post[123][body]' id='post_123_body' rows='20' cols='40'>Back to the hill and over it again!</textarea>" +
      "<input name='post[123][secret]' checked='checked' type='checkbox' id='post_123_secret' value='1' />" +
      "<input name='post[123][secret]' type='hidden' value='0' />" +
      "</form>"

    assert_dom_equal expected, _erbout
  end

  def test_nested_fields_for
    _erbout = ''
    form_for(:post, @post) do |f|
      f.fields_for(:comment, @post) do |c|
        _erbout.concat c.text_field(:title)
      end
    end

    expected = "<form action='http://www.example.com' method='post'>" +
               "<input name='post[comment][title]' size='30' type='text' id='post_comment_title' value='Hello World' />" +
               "</form>"

    assert_dom_equal expected, _erbout
  end

  def test_fields_for
    _erbout = ''

    fields_for(:post, @post) do |f|
      _erbout.concat f.text_field(:title)
      _erbout.concat f.text_area(:body)
      _erbout.concat f.check_box(:secret)
    end

    expected = 
      "<input name='post[title]' size='30' type='text' id='post_title' value='Hello World' />" +
      "<textarea name='post[body]' id='post_body' rows='20' cols='40'>Back to the hill and over it again!</textarea>" +
      "<input name='post[secret]' checked='checked' type='checkbox' id='post_secret' value='1' />" +
      "<input name='post[secret]' type='hidden' value='0' />"

    assert_dom_equal expected, _erbout
  end

  def test_fields_for_without_object
    _erbout = ''
    fields_for(:post) do |f|
      _erbout.concat f.text_field(:title)
      _erbout.concat f.text_area(:body)
      _erbout.concat f.check_box(:secret)
    end

    expected = 
      "<input name='post[title]' size='30' type='text' id='post_title' value='Hello World' />" +
      "<textarea name='post[body]' id='post_body' rows='20' cols='40'>Back to the hill and over it again!</textarea>" +
      "<input name='post[secret]' checked='checked' type='checkbox' id='post_secret' value='1' />" +
      "<input name='post[secret]' type='hidden' value='0' />"

    assert_dom_equal expected, _erbout
  end

  def test_fields_for_object_with_bracketed_name
    _erbout = ''
    fields_for("author[post]", @post) do |f|
      _erbout.concat f.text_field(:title)
    end

    assert_dom_equal "<input name='author[post][title]' size='30' type='text' id='author_post_title' value='Hello World' />",
      _erbout
  end

  def test_form_builder_does_not_have_form_for_method
    assert ! ActionView::Helpers::FormBuilder.instance_methods.include?('form_for')
  end

  def test_form_for_and_fields_for
    _erbout = ''

    form_for(:post, @post, :html => { :id => 'create-post' }) do |post_form|
      _erbout.concat post_form.text_field(:title)
      _erbout.concat post_form.text_area(:body)

      fields_for(:parent_post, @post) do |parent_fields|
        _erbout.concat parent_fields.check_box(:secret)
      end
    end

    expected = 
      "<form action='http://www.example.com' id='create-post' method='post'>" +
      "<input name='post[title]' size='30' type='text' id='post_title' value='Hello World' />" +
      "<textarea name='post[body]' id='post_body' rows='20' cols='40'>Back to the hill and over it again!</textarea>" +
      "<input name='parent_post[secret]' checked='checked' type='checkbox' id='parent_post_secret' value='1' />" +
      "<input name='parent_post[secret]' type='hidden' value='0' />" +
      "</form>"

    assert_dom_equal expected, _erbout
  end

  class LabelledFormBuilder < ActionView::Helpers::FormBuilder
    (field_helpers - %w(hidden_field)).each do |selector|
      src = <<-END_SRC
        def #{selector}(field, *args, &proc)
          "<label for='\#{field}'>\#{field.to_s.humanize}:</label> " + super + "<br/>"
        end
      END_SRC
      class_eval src, __FILE__, __LINE__
    end
  end

  def test_form_for_with_labelled_builder
    _erbout = ''

    form_for(:post, @post, :builder => LabelledFormBuilder) do |f|
      _erbout.concat f.text_field(:title)
      _erbout.concat f.text_area(:body)
      _erbout.concat f.check_box(:secret)
    end

    expected = 
      "<form action='http://www.example.com' method='post'>" +
      "<label for='title'>Title:</label> <input name='post[title]' size='30' type='text' id='post_title' value='Hello World' /><br/>" +
      "<label for='body'>Body:</label> <textarea name='post[body]' id='post_body' rows='20' cols='40'>Back to the hill and over it again!</textarea><br/>" +
      "<label for='secret'>Secret:</label> <input name='post[secret]' checked='checked' type='checkbox' id='post_secret' value='1' />" +
      "<input name='post[secret]' type='hidden' value='0' /><br/>" +
      "</form>"

    assert_dom_equal expected, _erbout
  end

  def test_default_form_builder
    old_default_form_builder, ActionView::Base.default_form_builder =
      ActionView::Base.default_form_builder, LabelledFormBuilder

    _erbout = ''
    form_for(:post, @post) do |f|
      _erbout.concat f.text_field(:title)
      _erbout.concat f.text_area(:body)
      _erbout.concat f.check_box(:secret)
    end

    expected = 
      "<form action='http://www.example.com' method='post'>" +
      "<label for='title'>Title:</label> <input name='post[title]' size='30' type='text' id='post_title' value='Hello World' /><br/>" +
      "<label for='body'>Body:</label> <textarea name='post[body]' id='post_body' rows='20' cols='40'>Back to the hill and over it again!</textarea><br/>" +
      "<label for='secret'>Secret:</label> <input name='post[secret]' checked='checked' type='checkbox' id='post_secret' value='1' />" +
      "<input name='post[secret]' type='hidden' value='0' /><br/>" +
      "</form>"

    assert_dom_equal expected, _erbout
  ensure
    ActionView::Base.default_form_builder = old_default_form_builder
  end

  def test_default_form_builder_with_active_record_helpers
     
    _erbout = '' 
    form_for(:post, @post) do |f|
       _erbout.concat f.error_message_on('author_name')
       _erbout.concat f.error_messages
    end    
    
    expected = %(<form action='http://www.example.com' method='post'>) + 
               %(<div class='formError'>can't be empty</div>) + 
               %(<div class="errorExplanation" id="errorExplanation"><h2>1 error prohibited this post from being saved</h2><p>There were problems with the following fields:</p><ul><li>Author name can't be empty</li></ul></div>) +
               %(</form>)
    
    assert_dom_equal expected, _erbout

  end

  # Perhaps this test should be moved to prototype helper tests.
  def test_remote_form_for_with_labelled_builder
    self.extend ActionView::Helpers::PrototypeHelper
     _erbout = ''

     remote_form_for(:post, @post, :builder => LabelledFormBuilder) do |f|
       _erbout.concat f.text_field(:title)
       _erbout.concat f.text_area(:body)
       _erbout.concat f.check_box(:secret)
     end

     expected = 
       %(<form action="http://www.example.com" onsubmit="new Ajax.Request('http://www.example.com', {asynchronous:true, evalScripts:true, parameters:Form.serialize(this)}); return false;" method="post">) +
       "<label for='title'>Title:</label> <input name='post[title]' size='30' type='text' id='post_title' value='Hello World' /><br/>" +
       "<label for='body'>Body:</label> <textarea name='post[body]' id='post_body' rows='20' cols='40'>Back to the hill and over it again!</textarea><br/>" +
       "<label for='secret'>Secret:</label> <input name='post[secret]' checked='checked' type='checkbox' id='post_secret' value='1' />" +
       "<input name='post[secret]' type='hidden' value='0' /><br/>" +
       "</form>"

     assert_dom_equal expected, _erbout
  end
   
  def test_fields_for_with_labelled_builder
    _erbout = ''
    
    fields_for(:post, @post, :builder => LabelledFormBuilder) do |f|
      _erbout.concat f.text_field(:title)
      _erbout.concat f.text_area(:body)
      _erbout.concat f.check_box(:secret)
    end
    
    expected = 
      "<label for='title'>Title:</label> <input name='post[title]' size='30' type='text' id='post_title' value='Hello World' /><br/>" +
      "<label for='body'>Body:</label> <textarea name='post[body]' id='post_body' rows='20' cols='40'>Back to the hill and over it again!</textarea><br/>" +
      "<label for='secret'>Secret:</label> <input name='post[secret]' checked='checked' type='checkbox' id='post_secret' value='1' />" +
      "<input name='post[secret]' type='hidden' value='0' /><br/>"
    
    assert_dom_equal expected, _erbout
  end

  def test_form_for_with_html_options_adds_options_to_form_tag
    _erbout = ''
    
    form_for(:post, @post, :html => {:id => 'some_form', :class => 'some_class'}) do |f| end
    expected = "<form action=\"http://www.example.com\" class=\"some_class\" id=\"some_form\" method=\"post\"></form>"
    
    assert_dom_equal expected, _erbout
  end

  def test_form_for_with_string_url_option
    _erbout = ''

    form_for(:post, @post, :url => 'http://www.otherdomain.com') do |f| end

    assert_equal '<form action="http://www.otherdomain.com" method="post"></form>', _erbout
  end

  def test_form_for_with_hash_url_option
    _erbout = ''

    form_for(:post, @post, :url => {:controller => 'controller', :action => 'action'}) do |f| end

    assert_equal 'controller', @controller.url_for_options[:controller]
    assert_equal 'action', @controller.url_for_options[:action]
  end

  def test_form_for_with_record_url_option
    _erbout = ''

    form_for(:post, @post, :url => @post) do |f| end

    expected = "<form action=\"/posts/123\" method=\"post\"></form>"
    assert_equal expected, _erbout
  end

  def test_form_for_with_existing_object
    _erbout = ''

    form_for(@post) do |f| end

    expected = "<form action=\"/posts/123\" class=\"edit_post\" id=\"edit_post_123\" method=\"post\"><div style=\"margin:0;padding:0\"><input name=\"_method\" type=\"hidden\" value=\"put\" /></div></form>"
    assert_equal expected, _erbout
  end

  def test_form_for_with_new_object
    _erbout = ''

    post = Post.new
    post.new_record = true
    def post.id() nil end

    form_for(post) do |f| end

    expected = "<form action=\"/posts\" class=\"new_post\" id=\"new_post\" method=\"post\"></form>"
    assert_equal expected, _erbout
  end

  def test_form_for_with_existing_object_in_list
    @post.new_record = false
    @comment.save
    _erbout = ''
    form_for([@post, @comment]) {}

    expected = %(<form action="#{comment_path(@post, @comment)}" class="edit_comment" id="edit_comment_1" method="post"><div style="margin:0;padding:0"><input name="_method" type="hidden" value="put" /></div></form>)
    assert_dom_equal expected, _erbout
  end

  def test_form_for_with_new_object_in_list
    @post.new_record = false
    _erbout = ''
    form_for([@post, @comment]) {}

    expected = %(<form action="#{comments_path(@post)}" class="new_comment" id="new_comment" method="post"></form>)
    assert_dom_equal expected, _erbout
  end

  def test_form_for_with_existing_object_and_namespace_in_list
    @post.new_record = false
    @comment.save
    _erbout = ''
    form_for([:admin, @post, @comment]) {}
  
    expected = %(<form action="#{admin_comment_path(@post, @comment)}" class="edit_comment" id="edit_comment_1" method="post"><div style="margin:0;padding:0"><input name="_method" type="hidden" value="put" /></div></form>)
    assert_dom_equal expected, _erbout
  end
  
  def test_form_for_with_new_object_and_namespace_in_list
    @post.new_record = false
    _erbout = ''
    form_for([:admin, @post, @comment]) {}
  
    expected = %(<form action="#{admin_comments_path(@post)}" class="new_comment" id="new_comment" method="post"></form>)
    assert_dom_equal expected, _erbout
  end

  def test_form_for_with_existing_object_and_custom_url
    _erbout = ''

    form_for(@post, :url => "/super_posts") do |f| end

    expected = "<form action=\"/super_posts\" class=\"edit_post\" id=\"edit_post_123\" method=\"post\"><div style=\"margin:0;padding:0\"><input name=\"_method\" type=\"hidden\" value=\"put\" /></div></form>"
    assert_equal expected, _erbout
  end

  def test_remote_form_for_with_html_options_adds_options_to_form_tag
    self.extend ActionView::Helpers::PrototypeHelper
    _erbout = ''
    
    remote_form_for(:post, @post, :html => {:id => 'some_form', :class => 'some_class'}) do |f| end
    expected = "<form action=\"http://www.example.com\" class=\"some_class\" id=\"some_form\" method=\"post\" onsubmit=\"new Ajax.Request('http://www.example.com', {asynchronous:true, evalScripts:true, parameters:Form.serialize(this)}); return false;\"></form>"
    
    assert_dom_equal expected, _erbout
  end


  protected
    def comments_path(post)
      "/posts/#{post.id}/comments"
    end
    alias_method :post_comments_path, :comments_path

    def comment_path(post, comment)
      "/posts/#{post.id}/comments/#{comment.id}"
    end
    alias_method :post_comment_path, :comment_path
    
    def admin_comments_path(post)
      "/admin/posts/#{post.id}/comments"
    end
    alias_method :admin_post_comments_path, :admin_comments_path
    
    def admin_comment_path(post, comment)
      "/admin/posts/#{post.id}/comments/#{comment.id}"
    end
    alias_method :admin_post_comment_path, :admin_comment_path
    
    def posts_path
      "/posts"
    end 
    
    def post_path(post)
      "/posts/#{post.id}"
    end

    def protect_against_forgery?
      false
    end
end