thoughtbot / paperclip

Easy file attachment management for ActiveRecord

This URL has Read+Write access

paperclip / test / integration_test.rb
100644 484 lines (405 sloc) 16.457 kb
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
require 'test/helper'
 
class IntegrationTest < Test::Unit::TestCase
  context "Many models at once" do
    setup do
      rebuild_model
      @file = File.new(File.join(FIXTURES_DIR, "5k.png"), 'rb')
      300.times do |i|
        Dummy.create! :avatar => @file
      end
    end
    
    should "not exceed the open file limit" do
       assert_nothing_raised do
         dummies = Dummy.find(:all)
         dummies.each { |dummy| dummy.avatar }
       end
    end
  end
 
  context "An attachment" do
    setup do
      rebuild_model :styles => { :thumb => "50x50#" }
      @dummy = Dummy.new
      @file = File.new(File.join(File.dirname(__FILE__),
                                 "fixtures",
                                 "5k.png"), 'rb')
      @dummy.avatar = @file
      assert @dummy.save
    end
 
    teardown { @file.close }
 
    should "create its thumbnails properly" do
      assert_match /\b50x50\b/, `identify "#{@dummy.avatar.path(:thumb)}"`
    end
 
    context "redefining its attachment styles" do
      setup do
        Dummy.class_eval do
          has_attached_file :avatar, :styles => { :thumb => "150x25#" }
          has_attached_file :avatar, :styles => { :thumb => "150x25#", :dynamic => lambda { |a| '50x50#' } }
        end
        @d2 = Dummy.find(@dummy.id)
        @d2.avatar.reprocess!
        @d2.save
      end
 
      should "create its thumbnails properly" do
        assert_match /\b150x25\b/, `identify "#{@dummy.avatar.path(:thumb)}"`
        assert_match /\b50x50\b/, `identify "#{@dummy.avatar.path(:dynamic)}"`
      end
    end
  end
 
  context "A model that modifies its original" do
    setup do
      rebuild_model :styles => { :original => "2x2#" }
      @dummy = Dummy.new
      @file = File.new(File.join(File.dirname(__FILE__),
                                 "fixtures",
                                 "5k.png"), 'rb')
      @dummy.avatar = @file
    end
 
    should "report the file size of the processed file and not the original" do
      assert_not_equal @file.size, @dummy.avatar.size
    end
 
    teardown { @file.close }
  end
 
  context "A model with attachments scoped under an id" do
    setup do
      rebuild_model :styles => { :large => "100x100",
                                 :medium => "50x50" },
                    :path => ":rails_root/tmp/:id/:attachments/:style.:extension"
      @dummy = Dummy.new
      @file = File.new(File.join(File.dirname(__FILE__),
                                 "fixtures",
                                 "5k.png"), 'rb')
      @dummy.avatar = @file
    end
 
    teardown { @file.close }
 
    context "when saved" do
      setup do
        @dummy.save
        @saved_path = @dummy.avatar.path(:large)
      end
 
      should "have a large file in the right place" do
        assert File.exists?(@dummy.avatar.path(:large))
      end
 
      context "and deleted" do
        setup do
          @dummy.avatar.clear
          @dummy.save
        end
 
        should "not have a large file in the right place anymore" do
          assert ! File.exists?(@saved_path)
        end
 
        should "not have its next two parent directories" do
          assert ! File.exists?(File.dirname(@saved_path))
          assert ! File.exists?(File.dirname(File.dirname(@saved_path)))
        end
 
        before_should "not die if an unexpected SystemCallError happens" do
          FileUtils.stubs(:rmdir).raises(Errno::EPIPE)
        end
      end
    end
  end
 
  context "A model with no attachment validation" do
    setup do
      rebuild_model :styles => { :large => "300x300>",
                                 :medium => "100x100",
                                 :thumb => ["32x32#", :gif] },
                    :default_style => :medium,
                    :url => "/:attachment/:class/:style/:id/:basename.:extension",
                    :path => ":rails_root/tmp/:attachment/:class/:style/:id/:basename.:extension"
      @dummy = Dummy.new
    end
 
    should "have its definition return false when asked about whiny_thumbnails" do
      assert ! Dummy.attachment_definitions[:avatar][:whiny_thumbnails]
    end
 
    context "when validates_attachment_thumbnails is called" do
      setup do
        Dummy.validates_attachment_thumbnails :avatar
      end
 
      should "have its definition return true when asked about whiny_thumbnails" do
        assert_equal true, Dummy.attachment_definitions[:avatar][:whiny_thumbnails]
      end
    end
 
    context "redefined to have attachment validations" do
      setup do
        rebuild_model :styles => { :large => "300x300>",
                                   :medium => "100x100",
                                   :thumb => ["32x32#", :gif] },
                      :whiny_thumbnails => true,
                      :default_style => :medium,
                      :url => "/:attachment/:class/:style/:id/:basename.:extension",
                      :path => ":rails_root/tmp/:attachment/:class/:style/:id/:basename.:extension"
      end
 
      should "have its definition return true when asked about whiny_thumbnails" do
        assert_equal true, Dummy.attachment_definitions[:avatar][:whiny_thumbnails]
      end
    end
  end
  
  context "A model with no convert_options setting" do
    setup do
      rebuild_model :styles => { :large => "300x300>",
                                 :medium => "100x100",
                                 :thumb => ["32x32#", :gif] },
                    :default_style => :medium,
                    :url => "/:attachment/:class/:style/:id/:basename.:extension",
                    :path => ":rails_root/tmp/:attachment/:class/:style/:id/:basename.:extension"
      @dummy = Dummy.new
    end
    
    should "have its definition return nil when asked about convert_options" do
      assert ! Dummy.attachment_definitions[:avatar][:convert_options]
    end
 
    context "redefined to have convert_options setting" do
      setup do
        rebuild_model :styles => { :large => "300x300>",
                                   :medium => "100x100",
                                   :thumb => ["32x32#", :gif] },
                      :convert_options => "-strip -depth 8",
                      :default_style => :medium,
                      :url => "/:attachment/:class/:style/:id/:basename.:extension",
                      :path => ":rails_root/tmp/:attachment/:class/:style/:id/:basename.:extension"
      end
 
      should "have its definition return convert_options value when asked about convert_options" do
        assert_equal "-strip -depth 8", Dummy.attachment_definitions[:avatar][:convert_options]
      end
    end
  end
  
  context "A model with a filesystem attachment" do
    setup do
      rebuild_model :styles => { :large => "300x300>",
                                 :medium => "100x100",
                                 :thumb => ["32x32#", :gif] },
                    :whiny_thumbnails => true,
                    :default_style => :medium,
                    :url => "/:attachment/:class/:style/:id/:basename.:extension",
                    :path => ":rails_root/tmp/:attachment/:class/:style/:id/:basename.:extension"
      @dummy = Dummy.new
      @file = File.new(File.join(FIXTURES_DIR, "5k.png"), 'rb')
      @bad_file = File.new(File.join(FIXTURES_DIR, "bad.png"), 'rb')
 
      assert @dummy.avatar = @file
      assert @dummy.valid?
      assert @dummy.save
    end
 
    should "write and delete its files" do
      [["434x66", :original],
       ["300x46", :large],
       ["100x15", :medium],
       ["32x32", :thumb]].each do |geo, style|
        cmd = %Q[identify -format "%wx%h" "#{@dummy.avatar.path(style)}"]
        assert_equal geo, `#{cmd}`.chomp, cmd
      end
 
      saved_paths = [:thumb, :medium, :large, :original].collect{|s| @dummy.avatar.path(s) }
 
      @d2 = Dummy.find(@dummy.id)
      assert_equal "100x15", `identify -format "%wx%h" "#{@d2.avatar.path}"`.chomp
      assert_equal "434x66", `identify -format "%wx%h" "#{@d2.avatar.path(:original)}"`.chomp
      assert_equal "300x46", `identify -format "%wx%h" "#{@d2.avatar.path(:large)}"`.chomp
      assert_equal "100x15", `identify -format "%wx%h" "#{@d2.avatar.path(:medium)}"`.chomp
      assert_equal "32x32", `identify -format "%wx%h" "#{@d2.avatar.path(:thumb)}"`.chomp
 
      @dummy.avatar = "not a valid file but not nil"
      assert_equal File.basename(@file.path), @dummy.avatar_file_name
      assert @dummy.valid?
      assert @dummy.save
 
      saved_paths.each do |p|
        assert File.exists?(p)
      end
 
      @dummy.avatar.clear
      assert_nil @dummy.avatar_file_name
      assert @dummy.valid?
      assert @dummy.save
 
      saved_paths.each do |p|
        assert ! File.exists?(p)
      end
 
      @d2 = Dummy.find(@dummy.id)
      assert_nil @d2.avatar_file_name
    end
 
    should "work exactly the same when new as when reloaded" do
      @d2 = Dummy.find(@dummy.id)
 
      assert_equal @dummy.avatar_file_name, @d2.avatar_file_name
      [:thumb, :medium, :large, :original].each do |style|
        assert_equal @dummy.avatar.path(style), @d2.avatar.path(style)
      end
 
      saved_paths = [:thumb, :medium, :large, :original].collect{|s| @dummy.avatar.path(s) }
 
      @d2.avatar.clear
      assert @d2.save
 
      saved_paths.each do |p|
        assert ! File.exists?(p)
      end
    end
 
    should "know the difference between good files, bad files, and not files" do
      expected = @dummy.avatar.to_file
      @dummy.avatar = "not a file"
      assert @dummy.valid?
      assert_equal expected.path, @dummy.avatar.path
      expected.close
 
      @dummy.avatar = @bad_file
      assert ! @dummy.valid?
    end
 
    should "know the difference between good files, bad files, and not files when validating" do
      Dummy.validates_attachment_presence :avatar
      @d2 = Dummy.find(@dummy.id)
      @d2.avatar = @file
      assert @d2.valid?, @d2.errors.full_messages.inspect
      @d2.avatar = @bad_file
      assert ! @d2.valid?
    end
 
    should "be able to reload without saving and not have the file disappear" do
      @dummy.avatar = @file
      assert @dummy.save
      @dummy.avatar.clear
      assert_nil @dummy.avatar_file_name
      @dummy.reload
      assert_equal "5k.png", @dummy.avatar_file_name
    end
    
    context "that is assigned its file from another Paperclip attachment" do
      setup do
        @dummy2 = Dummy.new
        @file2 = File.new(File.join(FIXTURES_DIR, "12k.png"), 'rb')
        assert @dummy2.avatar = @file2
        @dummy2.save
      end
      
      should "work when assigned a file" do
        assert_not_equal `identify -format "%wx%h" "#{@dummy.avatar.path(:original)}"`,
                         `identify -format "%wx%h" "#{@dummy2.avatar.path(:original)}"`
 
        assert @dummy.avatar = @dummy2.avatar
        @dummy.save
        assert_equal `identify -format "%wx%h" "#{@dummy.avatar.path(:original)}"`,
                     `identify -format "%wx%h" "#{@dummy2.avatar.path(:original)}"`
      end
    end
 
  end
 
  context "A model with an attachments association and a Paperclip attachment" do
    setup do
      Dummy.class_eval do
        has_many :attachments, :class_name => 'Dummy'
      end
 
      @dummy = Dummy.new
      @dummy.avatar = File.new(File.join(File.dirname(__FILE__),
                               "fixtures",
                               "5k.png"), 'rb')
    end
 
    should "should not error when saving" do
      assert_nothing_raised do
        @dummy.save!
      end
    end
  end
 
  if ENV['S3_TEST_BUCKET']
    def s3_files_for attachment
      [:thumb, :medium, :large, :original].inject({}) do |files, style|
        data = `curl "#{attachment.url(style)}" 2>/dev/null`.chomp
        t = Tempfile.new("paperclip-test")
        t.binmode
        t.write(data)
        t.rewind
        files[style] = t
        files
      end
    end
 
    def s3_headers_for attachment, style
      `curl --head "#{attachment.url(style)}" 2>/dev/null`.split("\n").inject({}) do |h,head|
        split_head = head.chomp.split(/\s*:\s*/, 2)
        h[split_head.first.downcase] = split_head.last unless split_head.empty?
        h
      end
    end
 
    context "A model with an S3 attachment" do
      setup do
        rebuild_model :styles => { :large => "300x300>",
                                   :medium => "100x100",
                                   :thumb => ["32x32#", :gif] },
                      :storage => :s3,
                      :whiny_thumbnails => true,
                      # :s3_options => {:logger => Logger.new(StringIO.new)},
                      :s3_credentials => File.new(File.join(File.dirname(__FILE__), "s3.yml")),
                      :default_style => :medium,
                      :bucket => ENV['S3_TEST_BUCKET'],
                      :path => ":class/:attachment/:id/:style/:basename.:extension"
        @dummy = Dummy.new
        @file = File.new(File.join(FIXTURES_DIR, "5k.png"), 'rb')
        @bad_file = File.new(File.join(FIXTURES_DIR, "bad.png"), 'rb')
 
        assert @dummy.avatar = @file
        assert @dummy.valid?
        assert @dummy.save
 
        @files_on_s3 = s3_files_for @dummy.avatar
      end
 
      should "have the same contents as the original" do
        @file.rewind
        assert_equal @file.read, @files_on_s3[:original].read
      end
 
      should "write and delete its files" do
        [["434x66", :original],
         ["300x46", :large],
         ["100x15", :medium],
         ["32x32", :thumb]].each do |geo, style|
          cmd = %Q[identify -format "%wx%h" "#{@files_on_s3[style].path}"]
          assert_equal geo, `#{cmd}`.chomp, cmd
        end
 
        @d2 = Dummy.find(@dummy.id)
        @d2_files = s3_files_for @d2.avatar
        [["434x66", :original],
         ["300x46", :large],
         ["100x15", :medium],
         ["32x32", :thumb]].each do |geo, style|
          cmd = %Q[identify -format "%wx%h" "#{@d2_files[style].path}"]
          assert_equal geo, `#{cmd}`.chomp, cmd
        end
 
        @dummy.avatar = "not a valid file but not nil"
        assert_equal File.basename(@file.path), @dummy.avatar_file_name
        assert @dummy.valid?
        assert @dummy.save
 
        [:thumb, :medium, :large, :original].each do |style|
          assert @dummy.avatar.exists?(style)
        end
 
        @dummy.avatar.clear
        assert_nil @dummy.avatar_file_name
        assert @dummy.valid?
        assert @dummy.save
 
        [:thumb, :medium, :large, :original].each do |style|
          assert ! @dummy.avatar.exists?(style)
        end
 
        @d2 = Dummy.find(@dummy.id)
        assert_nil @d2.avatar_file_name
      end
 
      should "work exactly the same when new as when reloaded" do
        @d2 = Dummy.find(@dummy.id)
 
        assert_equal @dummy.avatar_file_name, @d2.avatar_file_name
        [:thumb, :medium, :large, :original].each do |style|
          assert_equal @dummy.avatar.to_file(style).read, @d2.avatar.to_file(style).read
        end
 
        saved_keys = [:thumb, :medium, :large, :original].collect{|s| @dummy.avatar.to_file(s) }
 
        @d2.avatar.clear
        assert @d2.save
 
        [:thumb, :medium, :large, :original].each do |style|
          assert ! @dummy.avatar.exists?(style)
        end
      end
 
      should "know the difference between good files, bad files, not files, and nil" do
        expected = @dummy.avatar.to_file
        @dummy.avatar = "not a file"
        assert @dummy.valid?
        assert_equal expected.read, @dummy.avatar.to_file.read
 
        @dummy.avatar = @bad_file
        assert ! @dummy.valid?
        @dummy.avatar = nil
        assert @dummy.valid?
 
        Dummy.validates_attachment_presence :avatar
        @d2 = Dummy.find(@dummy.id)
        @d2.avatar = @file
        assert @d2.valid?
        @d2.avatar = @bad_file
        assert ! @d2.valid?
        @d2.avatar = nil
        assert ! @d2.valid?
      end
 
      should "be able to reload without saving and not have the file disappear" do
        @dummy.avatar = @file
        assert @dummy.save
        @dummy.avatar = nil
        assert_nil @dummy.avatar_file_name
        @dummy.reload
        assert_equal "5k.png", @dummy.avatar_file_name
      end
 
      should "have the right content type" do
        headers = s3_headers_for(@dummy.avatar, :original)
        assert_equal 'image/png', headers['content-type']
      end
    end
  end
end