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
|
require "cases/helper"
require 'models/post'
require 'models/author'
require 'models/developer'
require 'models/project'
require 'models/comment'
require 'models/category'
class MethodScopingTest < ActiveRecord::TestCase
fixtures :authors, :developers, :projects, :comments, :posts, :developers_projects
def test_set_conditions
Developer.send(:with_scope, :find => { :conditions => 'just a test...' }) do
assert_equal '(just a test...)', Developer.scoped.arel.send(:where_clauses).join(' AND ')
end
end
def test_scoped_find
Developer.send(:with_scope, :find => { :conditions => "name = 'David'" }) do
assert_nothing_raised { Developer.find(1) }
end
end
def test_scoped_find_first
Developer.send(:with_scope, :find => { :conditions => "salary = 100000" }) do
assert_equal Developer.find(10), Developer.find(:first, :order => 'name')
end
end
def test_scoped_find_last
highest_salary = Developer.find(:first, :order => "salary DESC")
Developer.send(:with_scope, :find => { :order => "salary" }) do
assert_equal highest_salary, Developer.last
end
end
def test_scoped_find_last_preserves_scope
lowest_salary = Developer.find(:first, :order => "salary ASC")
highest_salary = Developer.find(:first, :order => "salary DESC")
Developer.send(:with_scope, :find => { :order => "salary" }) do
assert_equal highest_salary, Developer.last
assert_equal lowest_salary, Developer.first
end
end
def test_scoped_find_combines_conditions
Developer.send(:with_scope, :find => { :conditions => "salary = 9000" }) do
assert_equal developers(:poor_jamis), Developer.find(:first, :conditions => "name = 'Jamis'")
end
end
def test_scoped_find_sanitizes_conditions
Developer.send(:with_scope, :find => { :conditions => ['salary = ?', 9000] }) do
assert_equal developers(:poor_jamis), Developer.find(:first)
end
end
def test_scoped_find_combines_and_sanitizes_conditions
Developer.send(:with_scope, :find => { :conditions => ['salary = ?', 9000] }) do
assert_equal developers(:poor_jamis), Developer.find(:first, :conditions => ['name = ?', 'Jamis'])
end
end
def test_scoped_find_all
Developer.send(:with_scope, :find => { :conditions => "name = 'David'" }) do
assert_equal [developers(:david)], Developer.find(:all)
end
end
def test_scoped_find_select
Developer.send(:with_scope, :find => { :select => "id, name" }) do
developer = Developer.find(:first, :conditions => "name = 'David'")
assert_equal "David", developer.name
assert !developer.has_attribute?(:salary)
end
end
def test_scope_select_concatenates
Developer.send(:with_scope, :find => { :select => "name" }) do
developer = Developer.find(:first, :select => 'id, salary', :conditions => "name = 'David'")
assert_equal 80000, developer.salary
assert developer.has_attribute?(:id)
assert developer.has_attribute?(:name)
assert developer.has_attribute?(:salary)
end
end
def test_scoped_count
Developer.send(:with_scope, :find => { :conditions => "name = 'David'" }) do
assert_equal 1, Developer.count
end
Developer.send(:with_scope, :find => { :conditions => 'salary = 100000' }) do
assert_equal 8, Developer.count
assert_equal 1, Developer.count(:conditions => "name LIKE 'fixture_1%'")
end
end
def test_scoped_find_include
# with the include, will retrieve only developers for the given project
scoped_developers = Developer.send(:with_scope, :find => { :include => :projects }) do
Developer.find(:all, :conditions => 'projects.id = 2')
end
assert scoped_developers.include?(developers(:david))
assert !scoped_developers.include?(developers(:jamis))
assert_equal 1, scoped_developers.size
end
def test_scoped_find_joins
scoped_developers = Developer.send(:with_scope, :find => { :joins => 'JOIN developers_projects ON id = developer_id' } ) do
Developer.find(:all, :conditions => 'developers_projects.project_id = 2')
end
assert scoped_developers.include?(developers(:david))
assert !scoped_developers.include?(developers(:jamis))
assert_equal 1, scoped_developers.size
assert_equal developers(:david).attributes, scoped_developers.first.attributes
end
def test_scoped_find_using_new_style_joins
scoped_developers = Developer.send(:with_scope, :find => { :joins => :projects }) do
Developer.find(:all, :conditions => 'projects.id = 2')
end
assert scoped_developers.include?(developers(:david))
assert !scoped_developers.include?(developers(:jamis))
assert_equal 1, scoped_developers.size
assert_equal developers(:david).attributes, scoped_developers.first.attributes
end
def test_scoped_find_merges_old_style_joins
scoped_authors = Author.send(:with_scope, :find => { :joins => 'INNER JOIN posts ON authors.id = posts.author_id ' }) do
Author.find(:all, :select => 'DISTINCT authors.*', :joins => 'INNER JOIN comments ON posts.id = comments.post_id', :conditions => 'comments.id = 1')
end
assert scoped_authors.include?(authors(:david))
assert !scoped_authors.include?(authors(:mary))
assert_equal 1, scoped_authors.size
assert_equal authors(:david).attributes, scoped_authors.first.attributes
end
def test_scoped_find_merges_new_style_joins
scoped_authors = Author.send(:with_scope, :find => { :joins => :posts }) do
Author.find(:all, :select => 'DISTINCT authors.*', :joins => :comments, :conditions => 'comments.id = 1')
end
assert scoped_authors.include?(authors(:david))
assert !scoped_authors.include?(authors(:mary))
assert_equal 1, scoped_authors.size
assert_equal authors(:david).attributes, scoped_authors.first.attributes
end
def test_scoped_find_merges_new_and_old_style_joins
scoped_authors = Author.send(:with_scope, :find => { :joins => :posts }) do
Author.find(:all, :select => 'DISTINCT authors.*', :joins => 'JOIN comments ON posts.id = comments.post_id', :conditions => 'comments.id = 1')
end
assert scoped_authors.include?(authors(:david))
assert !scoped_authors.include?(authors(:mary))
assert_equal 1, scoped_authors.size
assert_equal authors(:david).attributes, scoped_authors.first.attributes
end
def test_scoped_find_merges_string_array_style_and_string_style_joins
scoped_authors = Author.send(:with_scope, :find => { :joins => ["INNER JOIN posts ON posts.author_id = authors.id"]}) do
Author.find(:all, :select => 'DISTINCT authors.*', :joins => 'INNER JOIN comments ON posts.id = comments.post_id', :conditions => 'comments.id = 1')
end
assert scoped_authors.include?(authors(:david))
assert !scoped_authors.include?(authors(:mary))
assert_equal 1, scoped_authors.size
assert_equal authors(:david).attributes, scoped_authors.first.attributes
end
def test_scoped_find_merges_string_array_style_and_hash_style_joins
scoped_authors = Author.send(:with_scope, :find => { :joins => :posts}) do
Author.find(:all, :select => 'DISTINCT authors.*', :joins => ['INNER JOIN comments ON posts.id = comments.post_id'], :conditions => 'comments.id = 1')
end
assert scoped_authors.include?(authors(:david))
assert !scoped_authors.include?(authors(:mary))
assert_equal 1, scoped_authors.size
assert_equal authors(:david).attributes, scoped_authors.first.attributes
end
def test_scoped_find_merges_joins_and_eliminates_duplicate_string_joins
scoped_authors = Author.send(:with_scope, :find => { :joins => 'INNER JOIN posts ON posts.author_id = authors.id'}) do
Author.find(:all, :select => 'DISTINCT authors.*', :joins => ["INNER JOIN posts ON posts.author_id = authors.id", "INNER JOIN comments ON posts.id = comments.post_id"], :conditions => 'comments.id = 1')
end
assert scoped_authors.include?(authors(:david))
assert !scoped_authors.include?(authors(:mary))
assert_equal 1, scoped_authors.size
assert_equal authors(:david).attributes, scoped_authors.first.attributes
end
def test_scoped_find_strips_spaces_from_string_joins_and_eliminates_duplicate_string_joins
scoped_authors = Author.send(:with_scope, :find => { :joins => ' INNER JOIN posts ON posts.author_id = authors.id '}) do
Author.find(:all, :select => 'DISTINCT authors.*', :joins => ['INNER JOIN posts ON posts.author_id = authors.id'], :conditions => 'posts.id = 1')
end
assert scoped_authors.include?(authors(:david))
assert !scoped_authors.include?(authors(:mary))
assert_equal 1, scoped_authors.size
assert_equal authors(:david).attributes, scoped_authors.first.attributes
end
def test_scoped_count_include
# with the include, will retrieve only developers for the given project
Developer.send(:with_scope, :find => { :include => :projects }) do
assert_equal 1, Developer.count(:conditions => 'projects.id = 2')
end
end
def test_scoped_create
new_comment = nil
VerySpecialComment.send(:with_scope, :create => { :post_id => 1 }) do
assert_equal({:post_id => 1}, VerySpecialComment.scoped.send(:scope_for_create))
new_comment = VerySpecialComment.create :body => "Wonderful world"
end
assert Post.find(1).comments.include?(new_comment)
end
def test_immutable_scope
options = { :conditions => "name = 'David'" }
Developer.send(:with_scope, :find => options) do
assert_equal %w(David), Developer.find(:all).map { |d| d.name }
options[:conditions] = "name != 'David'"
assert_equal %w(David), Developer.find(:all).map { |d| d.name }
end
scope = { :find => { :conditions => "name = 'David'" }}
Developer.send(:with_scope, scope) do
assert_equal %w(David), Developer.find(:all).map { |d| d.name }
scope[:find][:conditions] = "name != 'David'"
assert_equal %w(David), Developer.find(:all).map { |d| d.name }
end
end
def test_scoped_with_duck_typing
scoping = Struct.new(:method_scoping).new(:find => { :conditions => ["name = ?", 'David'] })
Developer.send(:with_scope, scoping) do
assert_equal %w(David), Developer.find(:all).map { |d| d.name }
end
end
def test_ensure_that_method_scoping_is_correctly_restored
scoped_methods = Developer.instance_eval('current_scoped_methods')
begin
Developer.send(:with_scope, :find => { :conditions => "name = 'Jamis'" }) do
raise "an exception"
end
rescue
end
assert_equal scoped_methods, Developer.instance_eval('current_scoped_methods')
end
end
class NestedScopingTest < ActiveRecord::TestCase
fixtures :authors, :developers, :projects, :comments, :posts
def test_merge_options
Developer.send(:with_scope, :find => { :conditions => 'salary = 80000' }) do
Developer.send(:with_scope, :find => { :limit => 10 }) do
devs = Developer.scoped
assert_equal '(salary = 80000)', devs.arel.send(:where_clauses).join(' AND ')
assert_equal 10, devs.taken
end
end
end
def test_merge_inner_scope_has_priority
Developer.send(:with_scope, :find => { :limit => 5 }) do
Developer.send(:with_scope, :find => { :limit => 10 }) do
assert_equal 10, Developer.scoped.taken
end
end
end
def test_replace_options
Developer.send(:with_scope, :find => { :conditions => {:name => 'David'} }) do
Developer.send(:with_exclusive_scope, :find => { :conditions => {:name => 'Jamis'} }) do
assert_equal 'Jamis', Developer.scoped.send(:scope_for_create)[:name]
end
assert_equal 'David', Developer.scoped.send(:scope_for_create)[:name]
end
end
def test_with_exclusive_scope_with_relation
assert_raise(ArgumentError) do
Developer.all_johns
end
end
def test_append_conditions
Developer.send(:with_scope, :find => { :conditions => "name = 'David'" }) do
Developer.send(:with_scope, :find => { :conditions => 'salary = 80000' }) do
devs = Developer.scoped
assert_equal "(name = 'David') AND (salary = 80000)", devs.arel.send(:where_clauses).join(' AND ')
assert_equal(1, Developer.count)
end
Developer.send(:with_scope, :find => { :conditions => "name = 'Maiha'" }) do
assert_equal(0, Developer.count)
end
end
end
def test_merge_and_append_options
Developer.send(:with_scope, :find => { :conditions => 'salary = 80000', :limit => 10 }) do
Developer.send(:with_scope, :find => { :conditions => "name = 'David'" }) do
devs = Developer.scoped
assert_equal "(salary = 80000) AND (name = 'David')", devs.arel.send(:where_clauses).join(' AND ')
assert_equal 10, devs.taken
end
end
end
def test_nested_scoped_find
Developer.send(:with_scope, :find => { :conditions => "name = 'Jamis'" }) do
Developer.send(:with_exclusive_scope, :find => { :conditions => "name = 'David'" }) do
assert_nothing_raised { Developer.find(1) }
assert_equal('David', Developer.find(:first).name)
end
assert_equal('Jamis', Developer.find(:first).name)
end
end
def test_nested_scoped_find_include
Developer.send(:with_scope, :find => { :include => :projects }) do
Developer.send(:with_scope, :find => { :conditions => "projects.id = 2" }) do
assert_nothing_raised { Developer.find(1) }
assert_equal('David', Developer.find(:first).name)
end
end
end
def test_nested_scoped_find_merged_include
# :include's remain unique and don't "double up" when merging
Developer.send(:with_scope, :find => { :include => :projects, :conditions => "projects.id = 2" }) do
Developer.send(:with_scope, :find => { :include => :projects }) do
assert_equal 1, Developer.scoped.includes_values.uniq.length
assert_equal 'David', Developer.find(:first).name
end
end
# the nested scope doesn't remove the first :include
Developer.send(:with_scope, :find => { :include => :projects, :conditions => "projects.id = 2" }) do
Developer.send(:with_scope, :find => { :include => [] }) do
assert_equal 1, Developer.scoped.includes_values.uniq.length
assert_equal('David', Developer.find(:first).name)
end
end
# mixing array and symbol include's will merge correctly
Developer.send(:with_scope, :find => { :include => [:projects], :conditions => "projects.id = 2" }) do
Developer.send(:with_scope, :find => { :include => :projects }) do
assert_equal 1, Developer.scoped.includes_values.uniq.length
assert_equal('David', Developer.find(:first).name)
end
end
end
def test_nested_scoped_find_replace_include
Developer.send(:with_scope, :find => { :include => :projects }) do
Developer.send(:with_exclusive_scope, :find => { :include => [] }) do
assert_equal 0, Developer.scoped.includes_values.length
end
end
end
def test_three_level_nested_exclusive_scoped_find
Developer.send(:with_scope, :find => { :conditions => "name = 'Jamis'" }) do
assert_equal('Jamis', Developer.find(:first).name)
Developer.send(:with_exclusive_scope, :find => { :conditions => "name = 'David'" }) do
assert_equal('David', Developer.find(:first).name)
Developer.send(:with_exclusive_scope, :find => { :conditions => "name = 'Maiha'" }) do
assert_equal(nil, Developer.find(:first))
end
# ensure that scoping is restored
assert_equal('David', Developer.find(:first).name)
end
# ensure that scoping is restored
assert_equal('Jamis', Developer.find(:first).name)
end
end
def test_merged_scoped_find
poor_jamis = developers(:poor_jamis)
Developer.send(:with_scope, :find => { :conditions => "salary < 100000" }) do
Developer.send(:with_scope, :find => { :offset => 1, :order => 'id asc' }) do
# Oracle adapter does not generated space after asc therefore trailing space removed from regex
assert_sql(/ORDER BY id asc/) do
assert_equal(poor_jamis, Developer.find(:first, :order => 'id asc'))
end
end
end
end
def test_merged_scoped_find_sanitizes_conditions
Developer.send(:with_scope, :find => { :conditions => ["name = ?", 'David'] }) do
Developer.send(:with_scope, :find => { :conditions => ['salary = ?', 9000] }) do
assert_raise(ActiveRecord::RecordNotFound) { developers(:poor_jamis) }
end
end
end
def test_nested_scoped_find_combines_and_sanitizes_conditions
Developer.send(:with_scope, :find => { :conditions => ["name = ?", 'David'] }) do
Developer.send(:with_exclusive_scope, :find => { :conditions => ['salary = ?', 9000] }) do
assert_equal developers(:poor_jamis), Developer.find(:first)
assert_equal developers(:poor_jamis), Developer.find(:first, :conditions => ['name = ?', 'Jamis'])
end
end
end
def test_merged_scoped_find_combines_and_sanitizes_conditions
Developer.send(:with_scope, :find => { :conditions => ["name = ?", 'David'] }) do
Developer.send(:with_scope, :find => { :conditions => ['salary > ?', 9000] }) do
assert_equal %w(David), Developer.find(:all).map { |d| d.name }
end
end
end
def test_nested_scoped_create
comment = nil
Comment.send(:with_scope, :create => { :post_id => 1}) do
Comment.send(:with_scope, :create => { :post_id => 2}) do
assert_equal({:post_id => 2}, Comment.scoped.send(:scope_for_create))
comment = Comment.create :body => "Hey guys, nested scopes are broken. Please fix!"
end
end
assert_equal 2, comment.post_id
end
def test_nested_exclusive_scope_for_create
comment = nil
Comment.send(:with_scope, :create => { :body => "Hey guys, nested scopes are broken. Please fix!" }) do
Comment.send(:with_exclusive_scope, :create => { :post_id => 1 }) do
assert_equal({:post_id => 1}, Comment.scoped.send(:scope_for_create))
assert Comment.new.body.blank?
comment = Comment.create :body => "Hey guys"
end
end
assert_equal 1, comment.post_id
assert_equal 'Hey guys', comment.body
end
def test_merged_scoped_find_on_blank_conditions
[nil, " ", [], {}].each do |blank|
Developer.send(:with_scope, :find => {:conditions => blank}) do
Developer.send(:with_scope, :find => {:conditions => blank}) do
assert_nothing_raised { Developer.find(:first) }
end
end
end
end
def test_merged_scoped_find_on_blank_bind_conditions
[ [""], ["",{}] ].each do |blank|
Developer.send(:with_scope, :find => {:conditions => blank}) do
Developer.send(:with_scope, :find => {:conditions => blank}) do
assert_nothing_raised { Developer.find(:first) }
end
end
end
end
def test_immutable_nested_scope
options1 = { :conditions => "name = 'Jamis'" }
options2 = { :conditions => "name = 'David'" }
Developer.send(:with_scope, :find => options1) do
Developer.send(:with_exclusive_scope, :find => options2) do
assert_equal %w(David), Developer.find(:all).map { |d| d.name }
options1[:conditions] = options2[:conditions] = nil
assert_equal %w(David), Developer.find(:all).map { |d| d.name }
end
end
end
def test_immutable_merged_scope
options1 = { :conditions => "name = 'Jamis'" }
options2 = { :conditions => "salary > 10000" }
Developer.send(:with_scope, :find => options1) do
Developer.send(:with_scope, :find => options2) do
assert_equal %w(Jamis), Developer.find(:all).map { |d| d.name }
options1[:conditions] = options2[:conditions] = nil
assert_equal %w(Jamis), Developer.find(:all).map { |d| d.name }
end
end
end
def test_ensure_that_method_scoping_is_correctly_restored
Developer.send(:with_scope, :find => { :conditions => "name = 'David'" }) do
scoped_methods = Developer.instance_eval('current_scoped_methods')
begin
Developer.send(:with_scope, :find => { :conditions => "name = 'Maiha'" }) do
raise "an exception"
end
rescue
end
assert_equal scoped_methods, Developer.instance_eval('current_scoped_methods')
end
end
def test_nested_scoped_find_merges_old_style_joins
scoped_authors = Author.send(:with_scope, :find => { :joins => 'INNER JOIN posts ON authors.id = posts.author_id' }) do
Author.send(:with_scope, :find => { :joins => 'INNER JOIN comments ON posts.id = comments.post_id' }) do
Author.find(:all, :select => 'DISTINCT authors.*', :conditions => 'comments.id = 1')
end
end
assert scoped_authors.include?(authors(:david))
assert !scoped_authors.include?(authors(:mary))
assert_equal 1, scoped_authors.size
assert_equal authors(:david).attributes, scoped_authors.first.attributes
end
def test_nested_scoped_find_merges_new_style_joins
scoped_authors = Author.send(:with_scope, :find => { :joins => :posts }) do
Author.send(:with_scope, :find => { :joins => :comments }) do
Author.find(:all, :select => 'DISTINCT authors.*', :conditions => 'comments.id = 1')
end
end
assert scoped_authors.include?(authors(:david))
assert !scoped_authors.include?(authors(:mary))
assert_equal 1, scoped_authors.size
assert_equal authors(:david).attributes, scoped_authors.first.attributes
end
def test_nested_scoped_find_merges_new_and_old_style_joins
scoped_authors = Author.send(:with_scope, :find => { :joins => :posts }) do
Author.send(:with_scope, :find => { :joins => 'INNER JOIN comments ON posts.id = comments.post_id' }) do
Author.find(:all, :select => 'DISTINCT authors.*', :joins => '', :conditions => 'comments.id = 1')
end
end
assert scoped_authors.include?(authors(:david))
assert !scoped_authors.include?(authors(:mary))
assert_equal 1, scoped_authors.size
assert_equal authors(:david).attributes, scoped_authors.first.attributes
end
end
class HasManyScopingTest< ActiveRecord::TestCase
fixtures :comments, :posts
def setup
@welcome = Post.find(1)
end
def test_forwarding_of_static_methods
assert_equal 'a comment...', Comment.what_are_you
assert_equal 'a comment...', @welcome.comments.what_are_you
end
def test_forwarding_to_scoped
assert_equal 4, Comment.search_by_type('Comment').size
assert_equal 2, @welcome.comments.search_by_type('Comment').size
end
def test_forwarding_to_dynamic_finders
assert_equal 4, Comment.find_all_by_type('Comment').size
assert_equal 2, @welcome.comments.find_all_by_type('Comment').size
end
def test_nested_scope
Comment.send(:with_scope, :find => { :conditions => '1=1' }) do
assert_equal 'a comment...', @welcome.comments.what_are_you
end
end
end
class HasAndBelongsToManyScopingTest< ActiveRecord::TestCase
fixtures :posts, :categories, :categories_posts
def setup
@welcome = Post.find(1)
end
def test_forwarding_of_static_methods
assert_equal 'a category...', Category.what_are_you
assert_equal 'a category...', @welcome.categories.what_are_you
end
def test_forwarding_to_dynamic_finders
assert_equal 4, Category.find_all_by_type('SpecialCategory').size
assert_equal 0, @welcome.categories.find_all_by_type('SpecialCategory').size
assert_equal 2, @welcome.categories.find_all_by_type('Category').size
end
def test_nested_scope
Category.send(:with_scope, :find => { :conditions => '1=1' }) do
assert_equal 'a comment...', @welcome.comments.what_are_you
end
end
end
class DefaultScopingTest < ActiveRecord::TestCase
fixtures :developers, :posts
def test_default_scope
expected = Developer.find(:all, :order => 'salary DESC').collect { |dev| dev.salary }
received = DeveloperOrderedBySalary.find(:all).collect { |dev| dev.salary }
assert_equal expected, received
end
def test_default_scope_with_conditions_string
assert_equal Developer.find_all_by_name('David').map(&:id).sort, DeveloperCalledDavid.find(:all).map(&:id).sort
assert_equal nil, DeveloperCalledDavid.create!.name
end
def test_default_scope_with_conditions_hash
assert_equal Developer.find_all_by_name('Jamis').map(&:id).sort, DeveloperCalledJamis.find(:all).map(&:id).sort
assert_equal 'Jamis', DeveloperCalledJamis.create!.name
end
def test_default_scoping_with_threads
2.times do
Thread.new { assert_equal ['salary DESC'], DeveloperOrderedBySalary.scoped.order_values }.join
end
end
def test_default_scoping_with_inheritance
# Inherit a class having a default scope and define a new default scope
klass = Class.new(DeveloperOrderedBySalary)
klass.send :default_scope, :limit => 1
# Scopes added on children should append to parent scope
assert_equal 1, klass.scoped.limit_value
assert_equal ['salary DESC'], klass.scoped.order_values
# Parent should still have the original scope
assert_nil DeveloperOrderedBySalary.scoped.limit_value
assert_equal ['salary DESC'], DeveloperOrderedBySalary.scoped.order_values
end
def test_default_scope_called_twice_merges_conditions
Developer.destroy_all
Developer.create!(:name => "David", :salary => 80000)
Developer.create!(:name => "David", :salary => 100000)
Developer.create!(:name => "Brian", :salary => 100000)
klass = Class.new(Developer)
klass.__send__ :default_scope, :conditions => { :name => "David" }
klass.__send__ :default_scope, :conditions => { :salary => 100000 }
assert_equal 1, klass.count
assert_equal "David", klass.first.name
assert_equal 100000, klass.first.salary
end
def test_method_scope
expected = Developer.find(:all, :order => 'name DESC').collect { |dev| dev.salary }
received = DeveloperOrderedBySalary.all_ordered_by_name.collect { |dev| dev.salary }
assert_equal expected, received
end
def test_nested_scope
expected = Developer.find(:all, :order => 'name DESC').collect { |dev| dev.salary }
received = DeveloperOrderedBySalary.send(:with_scope, :find => { :order => 'name DESC'}) do
DeveloperOrderedBySalary.find(:all).collect { |dev| dev.salary }
end
assert_equal expected, received
end
def test_named_scope_overwrites_default
expected = Developer.find(:all, :order => 'name DESC').collect { |dev| dev.name }
received = DeveloperOrderedBySalary.by_name.find(:all).collect { |dev| dev.name }
assert_equal expected, received
end
def test_nested_exclusive_scope
expected = Developer.find(:all, :limit => 100).collect { |dev| dev.salary }
received = DeveloperOrderedBySalary.send(:with_exclusive_scope, :find => { :limit => 100 }) do
DeveloperOrderedBySalary.find(:all).collect { |dev| dev.salary }
end
assert_equal expected, received
end
def test_overwriting_default_scope
expected = Developer.find(:all, :order => 'salary').collect { |dev| dev.salary }
received = DeveloperOrderedBySalary.find(:all, :order => 'salary').collect { |dev| dev.salary }
assert_equal expected, received
end
def test_default_scope_using_relation
posts = PostWithComment.scoped
assert_equal 2, posts.count
assert_equal posts(:thinking), posts.first
end
def test_create_attribute_overwrites_default_scoping
assert_equal 'David', PoorDeveloperCalledJamis.create!(:name => 'David').name
assert_equal 200000, PoorDeveloperCalledJamis.create!(:name => 'David', :salary => 200000).salary
end
def test_create_attribute_overwrites_default_values
assert_equal nil, PoorDeveloperCalledJamis.create!(:salary => nil).salary
assert_equal 50000, PoorDeveloperCalledJamis.create!(:name => 'David').salary
end
end
=begin
# We disabled the scoping for has_one and belongs_to as we can't think of a proper use case
class BelongsToScopingTest< ActiveRecord::TestCase
fixtures :comments, :posts
def setup
@greetings = Comment.find(1)
end
def test_forwarding_of_static_method
assert_equal 'a post...', Post.what_are_you
assert_equal 'a post...', @greetings.post.what_are_you
end
def test_forwarding_to_dynamic_finders
assert_equal 4, Post.find_all_by_type('Post').size
assert_equal 1, @greetings.post.find_all_by_type('Post').size
end
end
class HasOneScopingTest< ActiveRecord::TestCase
fixtures :comments, :posts
def setup
@sti_comments = Post.find(4)
end
def test_forwarding_of_static_methods
assert_equal 'a comment...', Comment.what_are_you
assert_equal 'a very special comment...', @sti_comments.very_special_comment.what_are_you
end
def test_forwarding_to_dynamic_finders
assert_equal 1, Comment.find_all_by_type('VerySpecialComment').size
assert_equal 1, @sti_comments.very_special_comment.find_all_by_type('VerySpecialComment').size
assert_equal 0, @sti_comments.very_special_comment.find_all_by_type('Comment').size
end
end
=end
|