aboutsummaryrefslogtreecommitdiffstats
path: root/railties/test/generators/scaffold_generator_test.rb
blob: 715ad938f405792f294fc2880d8427e391337255 (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
# frozen_string_literal: true

require "generators/generators_test_helper"
require "rails/generators/rails/scaffold/scaffold_generator"

class ScaffoldGeneratorTest < Rails::Generators::TestCase
  include GeneratorsTestHelper
  arguments %w(product_line title:string approved:boolean product:belongs_to user:references)

  setup :copy_routes

  def test_scaffold_on_invoke
    run_generator

    # Model
    assert_file "app/models/product_line.rb", /class ProductLine < ApplicationRecord/
    assert_file "test/models/product_line_test.rb", /class ProductLineTest < ActiveSupport::TestCase/
    assert_file "test/fixtures/product_lines.yml"
    assert_migration "db/migrate/create_product_lines.rb", /belongs_to :product/
    assert_migration "db/migrate/create_product_lines.rb", /boolean :approved/
    assert_migration "db/migrate/create_product_lines.rb", /references :user/

    # Route
    assert_file "config/routes.rb" do |route|
      assert_match(/resources :product_lines$/, route)
    end

    # Controller
    assert_file "app/controllers/product_lines_controller.rb" do |content|
      assert_match(/class ProductLinesController < ApplicationController/, content)

      assert_instance_method :index, content do |m|
        assert_match(/@product_lines = ProductLine\.all/, m)
      end

      assert_instance_method :show, content

      assert_instance_method :new, content do |m|
        assert_match(/@product_line = ProductLine\.new/, m)
      end

      assert_instance_method :edit, content

      assert_instance_method :create, content do |m|
        assert_match(/@product_line = ProductLine\.new\(product_line_params\)/, m)
        assert_match(/@product_line\.save/, m)
      end

      assert_instance_method :update, content do |m|
        assert_match(/@product_line\.update\(product_line_params\)/, m)
      end

      assert_instance_method :destroy, content do |m|
        assert_match(/@product_line\.destroy/, m)
      end

      assert_instance_method :set_product_line, content do |m|
        assert_match(/@product_line = ProductLine\.find\(params\[:id\]\)/, m)
      end
    end

    assert_file "test/controllers/product_lines_controller_test.rb" do |test|
      assert_match(/class ProductLinesControllerTest < ActionDispatch::IntegrationTest/, test)
      assert_match(/post product_lines_url, params: \{ product_line: \{ approved: @product_line\.approved, product_id: @product_line\.product_id, title: @product_line\.title, user_id: @product_line\.user_id \} \}/, test)
      assert_match(/patch product_line_url\(@product_line\), params: \{ product_line: \{ approved: @product_line\.approved, product_id: @product_line\.product_id, title: @product_line\.title, user_id: @product_line\.user_id \} \}/, test)
    end

    # System tests
    assert_file "test/system/product_lines_test.rb" do |test|
      assert_match(/class ProductLinesTest < ApplicationSystemTestCase/, test)
      assert_match(/visit product_lines_url/, test)
      assert_match(/fill_in "Title", with: @product_line\.title/, test)
      assert_match(/check "Approved" if @product_line\.approved/, test)
      assert_match(/assert_text "Product line was successfully updated"/, test)
    end

    # Views
    assert_no_file "app/views/layouts/product_lines.html.erb"

    %w(index show).each do |view|
      assert_file "app/views/product_lines/#{view}.html.erb"
    end

    %w(edit new).each do |view|
      assert_file "app/views/product_lines/#{view}.html.erb", /render 'form', product_line: @product_line/
    end

    assert_file "app/views/product_lines/_form.html.erb" do |test|
      assert_match "product_line", test
      assert_no_match "@product_line", test
    end

    # Helpers
    assert_file "app/helpers/product_lines_helper.rb"

    # Assets
    assert_file "app/assets/stylesheets/scaffold.css"
    assert_file "app/assets/stylesheets/product_lines.css"
  end

  def test_api_scaffold_on_invoke
    run_generator %w(product_line title:string product:belongs_to user:references --api --no-template-engine --no-helper --no-assets)

    # Model
    assert_file "app/models/product_line.rb", /class ProductLine < ApplicationRecord/
    assert_file "test/models/product_line_test.rb", /class ProductLineTest < ActiveSupport::TestCase/
    assert_file "test/fixtures/product_lines.yml"
    assert_migration "db/migrate/create_product_lines.rb", /belongs_to :product/
    assert_migration "db/migrate/create_product_lines.rb", /references :user/

    # Route
    assert_file "config/routes.rb" do |route|
      assert_match(/resources :product_lines$/, route)
    end

    # Controller
    assert_file "app/controllers/product_lines_controller.rb" do |content|
      assert_match(/class ProductLinesController < ApplicationController/, content)
      assert_no_match(/respond_to/, content)

      assert_match(/before_action :set_product_line, only: \[:show, :update, :destroy\]/, content)

      assert_instance_method :index, content do |m|
        assert_match(/@product_lines = ProductLine\.all/, m)
        assert_match(/render json: @product_lines/, m)
      end

      assert_instance_method :show, content do |m|
        assert_match(/render json: @product_line/, m)
      end

      assert_instance_method :create, content do |m|
        assert_match(/@product_line = ProductLine\.new\(product_line_params\)/, m)
        assert_match(/@product_line\.save/, m)
        assert_match(/@product_line\.errors/, m)
      end

      assert_instance_method :update, content do |m|
        assert_match(/@product_line\.update\(product_line_params\)/, m)
        assert_match(/@product_line\.errors/, m)
      end

      assert_instance_method :destroy, content do |m|
        assert_match(/@product_line\.destroy/, m)
      end
    end

    assert_file "test/controllers/product_lines_controller_test.rb" do |test|
      assert_match(/class ProductLinesControllerTest < ActionDispatch::IntegrationTest/, test)
      assert_match(/post product_lines_url, params: \{ product_line: \{ product_id: @product_line\.product_id, title: @product_line\.title, user_id: @product_line\.user_id \} \}/, test)
      assert_match(/patch product_line_url\(@product_line\), params: \{ product_line: \{ product_id: @product_line\.product_id, title: @product_line\.title, user_id: @product_line\.user_id \} \}/, test)
      assert_no_match(/assert_redirected_to/, test)
    end

    # System tests
    assert_no_file "test/system/product_lines_test.rb"

    # Views
    assert_no_file "app/views/layouts/product_lines.html.erb"

    %w(index show new edit _form).each do |view|
      assert_no_file "app/views/product_lines/#{view}.html.erb"
    end

    # Helpers
    assert_no_file "app/helpers/product_lines_helper.rb"

    # Assets
    assert_no_file "app/assets/stylesheets/scaffold.css"
    assert_no_file "app/assets/stylesheets/product_lines.css"
  end

  def test_functional_tests_without_attributes
    run_generator ["product_line"]

    assert_file "test/controllers/product_lines_controller_test.rb" do |content|
      assert_match(/class ProductLinesControllerTest < ActionDispatch::IntegrationTest/, content)
      assert_match(/test "should get index"/, content)
      assert_match(/post product_lines_url, params: \{ product_line: \{  \} \}/, content)
      assert_match(/patch product_line_url\(@product_line\), params: \{ product_line: \{  \} \}/, content)
    end
  end

  def test_system_tests_without_attributes
    run_generator ["product_line"]

    assert_file "test/system/product_lines_test.rb" do |content|
      assert_match(/class ProductLinesTest < ApplicationSystemTestCase/, content)
      assert_match(/test "visiting the index"/, content)
      assert_no_match(/fill_in/, content)
    end
  end

  def test_scaffold_on_revoke
    run_generator
    run_generator ["product_line"], behavior: :revoke

    # Model
    assert_no_file "app/models/product_line.rb"
    assert_no_file "test/models/product_line_test.rb"
    assert_no_file "test/fixtures/product_lines.yml"
    assert_no_migration "db/migrate/create_product_lines.rb"

    # Route
    assert_file "config/routes.rb" do |route|
      assert_no_match(/resources :product_lines$/, route)
    end

    # Controller
    assert_no_file "app/controllers/product_lines_controller.rb"
    assert_no_file "test/controllers/product_lines_controller_test.rb"

    # System tests
    assert_no_file "test/system/product_lines_test.rb"

    # Views
    assert_no_file "app/views/product_lines"
    assert_no_file "app/views/layouts/product_lines.html.erb"

    # Helpers
    assert_no_file "app/helpers/product_lines_helper.rb"

    # Assets
    assert_file "app/assets/stylesheets/scaffold.css", /:visited/
    assert_no_file "app/assets/stylesheets/product_lines.css"
  end

  def test_scaffold_with_namespace_on_invoke
    run_generator [ "admin/role", "name:string", "description:string" ]

    # Model
    assert_file "app/models/admin.rb", /module Admin/
    assert_file "app/models/admin/role.rb", /class Admin::Role < ApplicationRecord/
    assert_file "test/models/admin/role_test.rb", /class Admin::RoleTest < ActiveSupport::TestCase/
    assert_file "test/fixtures/admin/roles.yml"
    assert_migration "db/migrate/create_admin_roles.rb"

    # Route
    assert_file "config/routes.rb" do |route|
      assert_match(/^  namespace :admin do\n    resources :roles\n  end$/, route)
    end

    # Controller
    assert_file "app/controllers/admin/roles_controller.rb" do |content|
      assert_match(/class Admin::RolesController < ApplicationController/, content)

      assert_instance_method :index, content do |m|
        assert_match(/@admin_roles = Admin::Role\.all/, m)
      end

      assert_instance_method :show, content

      assert_instance_method :new, content do |m|
        assert_match(/@admin_role = Admin::Role\.new/, m)
      end

      assert_instance_method :edit, content

      assert_instance_method :create, content do |m|
        assert_match(/@admin_role = Admin::Role\.new\(admin_role_params\)/, m)
        assert_match(/@admin_role\.save/, m)
      end

      assert_instance_method :update, content do |m|
        assert_match(/@admin_role\.update\(admin_role_params\)/, m)
      end

      assert_instance_method :destroy, content do |m|
        assert_match(/@admin_role\.destroy/, m)
      end

      assert_instance_method :set_admin_role, content do |m|
        assert_match(/@admin_role = Admin::Role\.find\(params\[:id\]\)/, m)
      end
    end

    assert_file "test/controllers/admin/roles_controller_test.rb",
                /class Admin::RolesControllerTest < ActionDispatch::IntegrationTest/

    assert_file "test/system/admin/roles_test.rb",
                /class Admin::RolesTest < ApplicationSystemTestCase/

    # Views
    assert_file "app/views/admin/roles/index.html.erb" do |content|
      assert_match("'Show', admin_role", content)
      assert_match("'Edit', edit_admin_role_path(admin_role)", content)
      assert_match("'Destroy', admin_role", content)
      assert_match("'New Admin Role', new_admin_role_path", content)
    end

    %w(edit new show _form).each do |view|
      assert_file "app/views/admin/roles/#{view}.html.erb"
    end
    assert_no_file "app/views/layouts/admin/roles.html.erb"

    # Helpers
    assert_file "app/helpers/admin/roles_helper.rb"

    # Assets
    assert_file "app/assets/stylesheets/scaffold.css", /:visited/
    assert_file "app/assets/stylesheets/admin/roles.css"
  end

  def test_scaffold_with_namespace_on_revoke
    run_generator [ "admin/role", "name:string", "description:string" ]
    run_generator [ "admin/role" ], behavior: :revoke

    # Model
    assert_file "app/models/admin.rb" # ( should not be remove )
    assert_no_file "app/models/admin/role.rb"
    assert_no_file "test/models/admin/role_test.rb"
    assert_no_file "test/fixtures/admin/roles.yml"
    assert_no_migration "db/migrate/create_admin_roles.rb"

    # Route
    assert_file "config/routes.rb" do |route|
      assert_no_match(/namespace :admin do resources :roles end$/, route)
    end

    # Controller
    assert_no_file "app/controllers/admin/roles_controller.rb"
    assert_no_file "test/controllers/admin/roles_controller_test.rb"

    # System tests
    assert_no_file "test/system/admin/roles_test.rb"

    # Views
    assert_no_file "app/views/admin/roles"
    assert_no_file "app/views/layouts/admin/roles.html.erb"

    # Helpers
    assert_no_file "app/helpers/admin/roles_helper.rb"

    # Assets
    assert_file "app/assets/stylesheets/scaffold.css"
    assert_no_file "app/assets/stylesheets/admin/roles.css"
  end

  def test_scaffold_generator_on_revoke_does_not_mutilate_legacy_map_parameter
    run_generator

    # Add a |map| parameter to the routes block manually
    route_path = File.expand_path("config/routes.rb", destination_root)
    content = File.read(route_path).gsub(/\.routes\.draw do/) do |match|
      "#{match} |map|"
    end
    File.write(route_path, content)

    run_generator ["product_line"], behavior: :revoke

    assert_file "config/routes.rb", /\.routes\.draw do\s*\|map\|\s*$/
  end

  def test_scaffold_generator_on_revoke_does_not_mutilate_routes
    run_generator

    route_path = File.expand_path("config/routes.rb", destination_root)
    content = File.read(route_path)

    # Remove all of the comments and blank lines from the routes file
    content.gsub!(/^  \#.*\n/, "")
    content.gsub!(/^\n/, "")

    File.write(route_path, content)
    assert_file "config/routes.rb", /\.routes\.draw do\n  resources :product_lines\nend\n\z/

    run_generator ["product_line"], behavior: :revoke

    assert_file "config/routes.rb", /\.routes\.draw do\nend\n\z/
  end

  def test_scaffold_generator_ignores_commented_routes
    run_generator ["product"]
    assert_file "config/routes.rb", /\.routes\.draw do\n  resources :products\n/
  end

  def test_scaffold_generator_no_assets_with_switch_no_assets
    run_generator [ "posts", "--no-assets" ]
    assert_no_file "app/assets/stylesheets/scaffold.css"
    assert_no_file "app/assets/stylesheets/posts.css"
  end

  def test_scaffold_generator_no_assets_with_switch_assets_false
    run_generator [ "posts", "--assets=false" ]
    assert_no_file "app/assets/stylesheets/scaffold.css"
    assert_no_file "app/assets/stylesheets/posts.css"
  end

  def test_scaffold_generator_no_scaffold_stylesheet_with_switch_no_scaffold_stylesheet
    run_generator [ "posts", "--no-scaffold-stylesheet" ]
    assert_no_file "app/assets/stylesheets/scaffold.css"
    assert_file "app/assets/stylesheets/posts.css"
  end

  def test_scaffold_generator_no_scaffold_stylesheet_with_switch_scaffold_stylesheet_false
    run_generator [ "posts", "--scaffold-stylesheet=false" ]
    assert_no_file "app/assets/stylesheets/scaffold.css"
    assert_file "app/assets/stylesheets/posts.css"
  end

  def test_scaffold_generator_with_switch_resource_route_false
    run_generator [ "posts", "--resource-route=false" ]
    assert_file "config/routes.rb" do |route|
      assert_no_match(/resources :posts$/, route)
    end
  end

  def test_scaffold_generator_no_helper_with_switch_no_helper
    output = run_generator [ "posts", "--no-helper" ]

    assert_no_match(/error/, output)
    assert_no_file "app/helpers/posts_helper.rb"
  end

  def test_scaffold_generator_no_helper_with_switch_helper_false
    output = run_generator [ "posts", "--helper=false" ]

    assert_no_match(/error/, output)
    assert_no_file "app/helpers/posts_helper.rb"
  end

  def test_scaffold_generator_no_stylesheets
    run_generator [ "posts", "--no-stylesheets" ]
    assert_no_file "app/assets/stylesheets/scaffold.css"
    assert_no_file "app/assets/stylesheets/posts.css"
  end

  def test_scaffold_generator_outputs_error_message_on_missing_attribute_type
    run_generator ["post", "title", "body:text", "author"]

    assert_migration "db/migrate/create_posts.rb" do |m|
      assert_method :change, m do |up|
        assert_match(/t\.string :title/, up)
        assert_match(/t\.text :body/, up)
        assert_match(/t\.string :author/, up)
      end
    end
  end

  def test_scaffold_generator_belongs_to_and_references
    run_generator ["account", "name", "currency:belongs_to", "user:references"]

    assert_file "app/models/account.rb", /belongs_to :currency/

    assert_migration "db/migrate/create_accounts.rb" do |m|
      assert_method :change, m do |up|
        assert_match(/t\.string :name/, up)
        assert_match(/t\.belongs_to :currency/, up)
      end
    end

    assert_file "app/controllers/accounts_controller.rb" do |content|
      assert_instance_method :account_params, content do |m|
        assert_match(/permit\(:name, :currency_id, :user_id\)/, m)
      end
    end

    assert_file "app/views/accounts/_form.html.erb" do |content|
      assert_match(/^\W{4}<%= form\.text_field :name %>/, content)
      assert_match(/^\W{4}<%= form\.text_field :currency_id %>/, content)
    end

    assert_file "app/views/accounts/index.html.erb" do |content|
      assert_match(/^\W{8}<td><%= account\.name %><\/td>/, content)
      assert_match(/^\W{8}<td><%= account\.user_id %><\/td>/, content)
    end

    assert_file "app/views/accounts/show.html.erb" do |content|
      assert_match(/^\W{2}<%= @account\.name %>/, content)
      assert_match(/^\W{2}<%= @account\.user_id %>/, content)
    end
  end

  def test_scaffold_generator_database
    with_secondary_database_configuration do
      run_generator ["posts", "--database=secondary"]

      assert_migration "db/secondary_migrate/create_posts.rb"
    end
  end

  def test_scaffold_generator_database_with_aliases
    with_secondary_database_configuration do
      run_generator ["posts", "--db=secondary"]

      assert_migration "db/secondary_migrate/create_posts.rb"
    end
  end

  def test_scaffold_generator_password_digest
    run_generator ["user", "name", "password:digest"]

    assert_file "app/models/user.rb", /has_secure_password/

    assert_migration "db/migrate/create_users.rb" do |m|
      assert_method :change, m do |up|
        assert_match(/t\.string :name/, up)
        assert_match(/t\.string :password_digest/, up)
      end
    end

    assert_file "app/controllers/users_controller.rb" do |content|
      assert_instance_method :user_params, content do |m|
        assert_match(/permit\(:name, :password, :password_confirmation\)/, m)
      end
    end

    assert_file "app/views/users/_form.html.erb" do |content|
      assert_match(/<%= form\.password_field :password %>/, content)
      assert_match(/<%= form\.password_field :password_confirmation %>/, content)
    end

    assert_file "app/views/users/index.html.erb" do |content|
      assert_no_match(/password/, content)
    end

    assert_file "app/views/users/show.html.erb" do |content|
      assert_no_match(/password/, content)
    end

    assert_file "test/controllers/users_controller_test.rb" do |content|
      assert_match(/password: 'secret'/, content)
      assert_match(/password_confirmation: 'secret'/, content)
    end

    assert_file "test/system/users_test.rb" do |content|
      assert_match(/fill_in "Password", with: 'secret'/, content)
      assert_match(/fill_in "Password confirmation", with: 'secret'/, content)
    end

    assert_file "test/fixtures/users.yml" do |content|
      assert_match(/password_digest: <%= BCrypt::Password.create\('secret'\) %>/, content)
    end
  end

  def test_scaffold_tests_pass_by_default_inside_mountable_engine
    Dir.chdir(destination_root) { `bundle exec rails plugin new bukkits --mountable` }

    engine_path = File.join(destination_root, "bukkits")

    Dir.chdir(engine_path) do
      quietly do
        `bin/rails g scaffold User name:string age:integer;
        bin/rails db:migrate`
      end
      assert_match(/8 runs, 10 assertions, 0 failures, 0 errors/, `bin/rails test 2>&1`)
    end
  end

  def test_scaffold_tests_pass_by_default_inside_namespaced_mountable_engine
    Dir.chdir(destination_root) { `bundle exec rails plugin new bukkits-admin --mountable` }

    engine_path = File.join(destination_root, "bukkits-admin")

    Dir.chdir(engine_path) do
      quietly do
        `bin/rails g scaffold User name:string age:integer;
        bin/rails db:migrate`
      end

      assert_file "bukkits-admin/app/controllers/bukkits/admin/users_controller.rb" do |content|
        assert_match(/module Bukkits::Admin/, content)
        assert_match(/class UsersController < ApplicationController/, content)
      end

      assert_match(/8 runs, 10 assertions, 0 failures, 0 errors/, `bin/rails test 2>&1`)
    end
  end

  def test_scaffold_tests_pass_by_default_inside_full_engine
    Dir.chdir(destination_root) { `bundle exec rails plugin new bukkits --full` }

    engine_path = File.join(destination_root, "bukkits")

    Dir.chdir(engine_path) do
      quietly do
        `bin/rails g scaffold User name:string age:integer;
        bin/rails db:migrate`
      end
      assert_match(/8 runs, 10 assertions, 0 failures, 0 errors/, `bin/rails test 2>&1`)
    end
  end

  def test_scaffold_tests_pass_by_default_inside_api_mountable_engine
    Dir.chdir(destination_root) { `bundle exec rails plugin new bukkits --mountable --api` }

    engine_path = File.join(destination_root, "bukkits")

    Dir.chdir(engine_path) do
      quietly do
        `bin/rails g scaffold User name:string age:integer;
        bin/rails db:migrate`
      end
      assert_match(/6 runs, 8 assertions, 0 failures, 0 errors/, `bin/rails test 2>&1`)
    end
  end

  def test_scaffold_tests_pass_by_default_inside_api_full_engine
    Dir.chdir(destination_root) { `bundle exec rails plugin new bukkits --full --api` }

    engine_path = File.join(destination_root, "bukkits")

    Dir.chdir(engine_path) do
      quietly do
        `bin/rails g scaffold User name:string age:integer;
        bin/rails db:migrate`
      end
      assert_match(/6 runs, 8 assertions, 0 failures, 0 errors/, `bin/rails test 2>&1`)
    end
  end

  def test_scaffold_on_invoke_inside_mountable_engine
    Dir.chdir(destination_root) { `bundle exec rails plugin new bukkits --mountable` }
    engine_path = File.join(destination_root, "bukkits")

    Dir.chdir(engine_path) do
      quietly { `bin/rails generate scaffold User name:string age:integer` }

      assert File.exist?("app/models/bukkits/user.rb")
      assert File.exist?("test/models/bukkits/user_test.rb")
      assert File.exist?("test/fixtures/bukkits/users.yml")

      assert File.exist?("app/controllers/bukkits/users_controller.rb")
      assert File.exist?("test/controllers/bukkits/users_controller_test.rb")

      assert File.exist?("test/system/bukkits/users_test.rb")

      assert File.exist?("app/views/bukkits/users/index.html.erb")
      assert File.exist?("app/views/bukkits/users/edit.html.erb")
      assert File.exist?("app/views/bukkits/users/show.html.erb")
      assert File.exist?("app/views/bukkits/users/new.html.erb")
      assert File.exist?("app/views/bukkits/users/_form.html.erb")

      assert File.exist?("app/helpers/bukkits/users_helper.rb")

      assert File.exist?("app/assets/stylesheets/bukkits/users.css")
    end
  end

  def test_scaffold_on_revoke_inside_mountable_engine
    Dir.chdir(destination_root) { `bundle exec rails plugin new bukkits --mountable` }
    engine_path = File.join(destination_root, "bukkits")

    Dir.chdir(engine_path) do
      quietly { `bin/rails generate scaffold User name:string age:integer` }
      quietly { `bin/rails destroy scaffold User` }

      assert_not File.exist?("app/models/bukkits/user.rb")
      assert_not File.exist?("test/models/bukkits/user_test.rb")
      assert_not File.exist?("test/fixtures/bukkits/users.yml")

      assert_not File.exist?("app/controllers/bukkits/users_controller.rb")
      assert_not File.exist?("test/controllers/bukkits/users_controller_test.rb")

      assert_not File.exist?("test/system/bukkits/users_test.rb")

      assert_not File.exist?("app/views/bukkits/users/index.html.erb")
      assert_not File.exist?("app/views/bukkits/users/edit.html.erb")
      assert_not File.exist?("app/views/bukkits/users/show.html.erb")
      assert_not File.exist?("app/views/bukkits/users/new.html.erb")
      assert_not File.exist?("app/views/bukkits/users/_form.html.erb")

      assert_not File.exist?("app/helpers/bukkits/users_helper.rb")

      assert_not File.exist?("app/assets/stylesheets/bukkits/users.css")
    end
  end
end