aboutsummaryrefslogtreecommitdiffstats
path: root/railties/test/generators/actions_test.rb
blob: da52b6076a2a30a4c506184dd8ad7ff03b2427a6 (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
# frozen_string_literal: true

require "generators/generators_test_helper"
require "rails/generators/rails/app/app_generator"
require "env_helpers"

class ActionsTest < Rails::Generators::TestCase
  include GeneratorsTestHelper
  include EnvHelpers

  tests Rails::Generators::AppGenerator
  arguments [destination_root]

  def setup
    Rails.application = TestApp::Application
    super
  end

  def teardown
    Rails.application = TestApp::Application.instance
  end

  def test_invoke_other_generator_with_shortcut
    action :invoke, "model", ["my_model"]
    assert_file "app/models/my_model.rb", /MyModel/
  end

  def test_invoke_other_generator_with_full_namespace
    action :invoke, "rails:model", ["my_model"]
    assert_file "app/models/my_model.rb", /MyModel/
  end

  def test_create_file_should_write_data_to_file_path
    action :create_file, "lib/test_file.rb", "heres test data"
    assert_file "lib/test_file.rb", "heres test data"
  end

  def test_create_file_should_write_block_contents_to_file_path
    action(:create_file, "lib/test_file.rb") { "heres block data" }
    assert_file "lib/test_file.rb", "heres block data"
  end

  def test_add_source_adds_source_to_gemfile
    run_generator
    action :add_source, "http://gems.github.com"
    assert_file "Gemfile", /source 'http:\/\/gems\.github\.com'/
  end

  def test_add_source_with_block_adds_source_to_gemfile_with_gem
    run_generator
    action :add_source, "http://gems.github.com" do
      gem "rspec-rails"
    end
    assert_file "Gemfile", /source 'http:\/\/gems\.github\.com' do\n  gem 'rspec-rails'\nend/
  end

  def test_add_source_with_block_adds_source_to_gemfile_after_gem
    run_generator
    action :gem, "will-paginate"
    action :add_source, "http://gems.github.com" do
      gem "rspec-rails"
    end
    assert_file "Gemfile", /gem 'will-paginate'\nsource 'http:\/\/gems\.github\.com' do\n  gem 'rspec-rails'\nend/
  end

  def test_gem_should_put_gem_dependency_in_gemfile
    run_generator
    action :gem, "will-paginate"
    assert_file "Gemfile", /gem 'will\-paginate'/
  end

  def test_gem_with_version_should_include_version_in_gemfile
    run_generator
    action :gem, "rspec", ">= 2.0.0.a5"
    action :gem, "RedCloth", ">= 4.1.0", "< 4.2.0"
    action :gem, "nokogiri", version: ">= 1.4.2"
    action :gem, "faker", version: [">= 0.1.0", "< 0.3.0"]

    assert_file "Gemfile" do |content|
      assert_match(/gem 'rspec', '>= 2\.0\.0\.a5'/, content)
      assert_match(/gem 'RedCloth', '>= 4\.1\.0', '< 4\.2\.0'/, content)
      assert_match(/gem 'nokogiri', '>= 1\.4\.2'/, content)
      assert_match(/gem 'faker', '>= 0\.1\.0', '< 0\.3\.0'/, content)
    end
  end

  def test_gem_should_insert_on_separate_lines
    run_generator

    File.open("Gemfile", "a") { |f| f.write("# Some content...") }

    action :gem, "rspec"
    action :gem, "rspec-rails"

    assert_file "Gemfile", /^gem 'rspec'$/
    assert_file "Gemfile", /^gem 'rspec-rails'$/
  end

  def test_gem_should_include_options
    run_generator

    action :gem, "rspec", github: "dchelimsky/rspec", tag: "1.2.9.rc1"

    assert_file "Gemfile", /gem 'rspec', github: 'dchelimsky\/rspec', tag: '1\.2\.9\.rc1'/
  end

  def test_gem_with_non_string_options
    run_generator

    action :gem, "rspec", require: false
    action :gem, "rspec-rails", group: [:development, :test]

    assert_file "Gemfile", /^gem 'rspec', require: false$/
    assert_file "Gemfile", /^gem 'rspec-rails', group: \[:development, :test\]$/
  end

  def test_gem_falls_back_to_inspect_if_string_contains_single_quote
    run_generator

    action :gem, "rspec", ">=2.0'0"

    assert_file "Gemfile", /^gem 'rspec', ">=2\.0'0"$/
  end

  def test_gem_works_even_if_frozen_string_is_passed_as_argument
    run_generator

    action :gem, "frozen_gem".freeze, "1.0.0".freeze

    assert_file "Gemfile", /^gem 'frozen_gem', '1.0.0'$/
  end

  def test_gem_group_should_wrap_gems_in_a_group
    run_generator

    action :gem_group, :development, :test do
      gem "rspec-rails"
    end

    action :gem_group, :test do
      gem "fakeweb"
    end

    assert_file "Gemfile", /\ngroup :development, :test do\n  gem 'rspec-rails'\nend\n\ngroup :test do\n  gem 'fakeweb'\nend/
  end

  def test_github_should_create_an_indented_block
    run_generator

    action :github, "user/repo" do
      gem "foo"
      gem "bar"
      gem "baz"
    end

    assert_file "Gemfile", /\ngithub 'user\/repo' do\n  gem 'foo'\n  gem 'bar'\n  gem 'baz'\nend/
  end

  def test_github_should_create_an_indented_block_with_options
    run_generator

    action :github, "user/repo", a: "correct", other: true do
      gem "foo"
      gem "bar"
      gem "baz"
    end

    assert_file "Gemfile", /\ngithub 'user\/repo', a: 'correct', other: true do\n  gem 'foo'\n  gem 'bar'\n  gem 'baz'\nend/
  end

  def test_github_should_create_an_indented_block_within_a_group
    run_generator

    action :gem_group, :magic do
      github "user/repo", a: "correct", other: true do
        gem "foo"
        gem "bar"
        gem "baz"
      end
    end

    assert_file "Gemfile", /\ngroup :magic do\n  github 'user\/repo', a: 'correct', other: true do\n    gem 'foo'\n    gem 'bar'\n    gem 'baz'\n  end\nend\n/
  end

  def test_environment_should_include_data_in_environment_initializer_block
    run_generator
    autoload_paths = 'config.autoload_paths += %w["#{Rails.root}/app/extras"]'
    action :environment, autoload_paths
    assert_file "config/application.rb", /  class Application < Rails::Application\n    #{Regexp.escape(autoload_paths)}\n/
  end

  def test_environment_should_include_data_in_environment_initializer_block_with_env_option
    run_generator
    autoload_paths = 'config.autoload_paths += %w["#{Rails.root}/app/extras"]'
    action :environment, autoload_paths, env: "development"
    assert_file "config/environments/development.rb", /Rails\.application\.configure do\n  #{Regexp.escape(autoload_paths)}\n/
  end

  def test_environment_with_block_should_include_block_contents_in_environment_initializer_block
    run_generator

    action :environment do
      _ = "# This wont be added"# assignment to silence parse-time warning "unused literal ignored"
      "# This will be added"
    end

    assert_file "config/application.rb" do |content|
      assert_match(/# This will be added/, content)
      assert_no_match(/# This wont be added/, content)
    end
  end

  def test_environment_with_block_should_include_block_contents_with_multiline_data_in_environment_initializer_block
    run_generator
    data = <<-RUBY
      config.encoding = "utf-8"
      config.time_zone = "UTC"
    RUBY
    action(:environment) { data }
    assert_file "config/application.rb", /  class Application < Rails::Application\n#{Regexp.escape(data.strip_heredoc.indent(4))}/
  end

  def test_environment_should_include_block_contents_with_multiline_data_in_environment_initializer_block_with_env_option
    run_generator
    data = <<-RUBY
      config.encoding = "utf-8"
      config.time_zone = "UTC"
    RUBY
    action(:environment, nil, env: "development") { data }
    assert_file "config/environments/development.rb", /Rails\.application\.configure do\n#{Regexp.escape(data.strip_heredoc.indent(2))}/
  end

  def test_git_with_symbol_should_run_command_using_git_scm
    assert_called_with(generator, :run, ["git init"]) do
      action :git, :init
    end
  end

  def test_git_with_hash_should_run_each_command_using_git_scm
    assert_called_with(generator, :run, [ ["git rm README"], ["git add ."] ]) do
      action :git, rm: "README", add: "."
    end
  end

  def test_vendor_should_write_data_to_file_in_vendor
    action :vendor, "vendor_file.rb", "# vendor data"
    assert_file "vendor/vendor_file.rb", "# vendor data\n"
  end

  def test_vendor_should_write_data_to_file_with_block_in_vendor
    code = <<-RUBY
      puts "one"
      puts "two"
      puts "three"
    RUBY
    action(:vendor, "vendor_file.rb") { code }
    assert_file "vendor/vendor_file.rb", code.strip_heredoc
  end

  def test_lib_should_write_data_to_file_in_lib
    action :lib, "my_library.rb", "class MyLibrary"
    assert_file "lib/my_library.rb", "class MyLibrary\n"
  end

  def test_lib_should_write_data_to_file_with_block_in_lib
    code = <<-RUBY
      class MyLib
        MY_CONSTANT = 123
      end
    RUBY
    action(:lib, "my_library.rb") { code }
    assert_file "lib/my_library.rb", code.strip_heredoc
  end

  def test_rakefile_should_write_date_to_file_in_lib_tasks
    action :rakefile, "myapp.rake", "task run: [:environment]"
    assert_file "lib/tasks/myapp.rake", "task run: [:environment]\n"
  end

  def test_rakefile_should_write_date_to_file_with_block_in_lib_tasks
    code = <<-RUBY
      task rock: :environment do
        puts "Rockin'"
      end
    RUBY
    action(:rakefile, "myapp.rake") { code }
    assert_file "lib/tasks/myapp.rake", code.strip_heredoc
  end

  def test_initializer_should_write_date_to_file_in_config_initializers
    action :initializer, "constants.rb", "MY_CONSTANT = 42"
    assert_file "config/initializers/constants.rb", "MY_CONSTANT = 42\n"
  end

  def test_initializer_should_write_date_to_file_with_block_in_config_initializers
    code = <<-RUBY
      MyLib.configure do |config|
        config.value = 123
      end
    RUBY
    action(:initializer, "constants.rb") { code }
    assert_file "config/initializers/constants.rb", code.strip_heredoc
  end

  def test_generate_should_run_script_generate_with_argument_and_options
    assert_called_with(generator, :run_ruby_script, ["bin/rails generate model MyModel", verbose: false]) do
      action :generate, "model", "MyModel"
    end
  end

  def test_rails_should_run_rake_command_with_default_env
    assert_called_with(generator, :run, ["rake log:clear RAILS_ENV=development", verbose: false]) do
      with_rails_env nil do
        action :rake, "log:clear"
      end
    end
  end

  def test_rails_with_env_option_should_run_rake_command_in_env
    assert_called_with(generator, :run, ["rake log:clear RAILS_ENV=production", verbose: false]) do
      action :rake, "log:clear", env: "production"
    end
  end

  test "rails command with RAILS_ENV variable should run rake command in env" do
    assert_called_with(generator, :run, ["rake log:clear RAILS_ENV=production", verbose: false]) do
      with_rails_env "production" do
        action :rake, "log:clear"
      end
    end
  end

  test "env option should win over RAILS_ENV variable when running rake" do
    assert_called_with(generator, :run, ["rake log:clear RAILS_ENV=production", verbose: false]) do
      with_rails_env "staging" do
        action :rake, "log:clear", env: "production"
      end
    end
  end

  test "rails command with sudo option should run rake command with sudo" do
    assert_called_with(generator, :run, ["sudo rake log:clear RAILS_ENV=development", verbose: false]) do
      with_rails_env nil do
        action :rake, "log:clear", sudo: true
      end
    end
  end

  test "rake command with capture option should run rake command with capture" do
    assert_called_with(generator, :run, ["rake log:clear RAILS_ENV=development", verbose: false, capture: true]) do
      with_rails_env nil do
        action :rake, "log:clear", capture: true
      end
    end
  end

  test "rails command should run rails_command with default env" do
    assert_called_with(generator, :run, ["rails log:clear RAILS_ENV=development", verbose: false]) do
      with_rails_env nil do
        action :rails_command, "log:clear"
      end
    end
  end

  test "rails command with env option should run rails_command with same env" do
    assert_called_with(generator, :run, ["rails log:clear RAILS_ENV=production", verbose: false]) do
      action :rails_command, "log:clear", env: "production"
    end
  end

  test "rails command with RAILS_ENV variable should run rails_command in env" do
    assert_called_with(generator, :run, ["rails log:clear RAILS_ENV=production", verbose: false]) do
      with_rails_env "production" do
        action :rails_command, "log:clear"
      end
    end
  end

  def test_env_option_should_win_over_rails_env_variable_when_running_rails
    assert_called_with(generator, :run, ["rails log:clear RAILS_ENV=production", verbose: false]) do
      with_rails_env "staging" do
        action :rails_command, "log:clear", env: "production"
      end
    end
  end

  test "rails command with sudo option should run rails_command with sudo" do
    assert_called_with(generator, :run, ["sudo rails log:clear RAILS_ENV=development", verbose: false]) do
      with_rails_env nil do
        action :rails_command, "log:clear", sudo: true
      end
    end
  end

  test "rails command with capture option should run rails_command with capture" do
    assert_called_with(generator, :run, ["rails log:clear RAILS_ENV=development", verbose: false, capture: true]) do
      with_rails_env nil do
        action :rails_command, "log:clear", capture: true
      end
    end
  end

  def test_capify_should_run_the_capify_command
    content = capture(:stderr) do
      assert_called_with(generator, :run, ["capify .", verbose: false]) do
        action :capify!
      end
    end
    assert_match(/DEPRECATION WARNING: `capify!` is deprecated/, content)
  end

  def test_route_should_add_data_to_the_routes_block_in_config_routes
    run_generator
    route_command = "route '/login', controller: 'sessions', action: 'new'"
    action :route, route_command
    assert_file "config/routes.rb", /#{Regexp.escape(route_command)}/
  end

  def test_route_should_be_idempotent
    run_generator
    route_path = File.expand_path("config/routes.rb", destination_root)

    # runs first time, not asserting
    action :route, "root 'welcome#index'"
    content_1 = File.read(route_path)

    # runs second time
    action :route, "root 'welcome#index'"
    content_2 = File.read(route_path)

    assert_equal content_1, content_2
  end

  def test_route_should_add_data_with_an_new_line
    run_generator
    action :route, "root 'welcome#index'"
    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)

    routes = <<-F
Rails.application.routes.draw do
  root 'welcome#index'
end
F

    assert_file "config/routes.rb", routes

    action :route, "resources :product_lines"

    routes = <<-F
Rails.application.routes.draw do
  resources :product_lines
  root 'welcome#index'
end
F
    assert_file "config/routes.rb", routes
  end

  def test_readme
    run_generator
    assert_called(Rails::Generators::AppGenerator, :source_root, times: 2, returns: destination_root) do
      assert_match "application up and running", action(:readme, "README.md")
    end
  end

  def test_readme_with_quiet
    generator(default_arguments, quiet: true)
    run_generator
    assert_called(Rails::Generators::AppGenerator, :source_root, times: 2, returns: destination_root) do
      assert_no_match "application up and running", action(:readme, "README.md")
    end
  end

  def test_log
    assert_equal("YES\n", action(:log, "YES"))
  end

  def test_log_with_status
    assert_equal("         yes  YES\n", action(:log, :yes, "YES"))
  end

  def test_log_with_quiet
    generator(default_arguments, quiet: true)
    assert_equal("", action(:log, "YES"))
  end

  def test_log_with_status_with_quiet
    generator(default_arguments, quiet: true)
    assert_equal("", action(:log, :yes, "YES"))
  end

  private

    def action(*args, &block)
      capture(:stdout) { generator.send(*args, &block) }
    end
end