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
|
require 'isolation/abstract_unit'
require 'active_support/core_ext/string/strip'
require 'env_helpers'
module ApplicationTests
class TestRunnerTest < ActiveSupport::TestCase
include ActiveSupport::Testing::Isolation, EnvHelpers
def setup
build_app
create_schema
end
def teardown
teardown_app
end
def test_run_single_file
create_test_file :models, 'foo'
create_test_file :models, 'bar'
assert_match "1 runs, 1 assertions, 0 failures", run_test_command("test/models/foo_test.rb")
end
def test_run_multiple_files
create_test_file :models, 'foo'
create_test_file :models, 'bar'
assert_match "2 runs, 2 assertions, 0 failures", run_test_command("test/models/foo_test.rb test/models/bar_test.rb")
end
def test_run_file_with_syntax_error
app_file 'test/models/error_test.rb', <<-RUBY
require 'test_helper'
def; end
RUBY
error = capture(:stderr) { run_test_command('test/models/error_test.rb') }
assert_match "syntax error", error
end
def test_run_models
create_test_file :models, 'foo'
create_test_file :models, 'bar'
create_test_file :controllers, 'foobar_controller'
run_test_command("test/models").tap do |output|
assert_match "FooTest", output
assert_match "BarTest", output
assert_match "2 runs, 2 assertions, 0 failures", output
end
end
def test_run_helpers
create_test_file :helpers, 'foo_helper'
create_test_file :helpers, 'bar_helper'
create_test_file :controllers, 'foobar_controller'
run_test_command("test/helpers").tap do |output|
assert_match "FooHelperTest", output
assert_match "BarHelperTest", output
assert_match "2 runs, 2 assertions, 0 failures", output
end
end
def test_run_units
skip "we no longer have the concept of unit tests. Just different directories..."
create_test_file :models, 'foo'
create_test_file :helpers, 'bar_helper'
create_test_file :unit, 'baz_unit'
create_test_file :controllers, 'foobar_controller'
run_test_units_command.tap do |output|
assert_match "FooTest", output
assert_match "BarHelperTest", output
assert_match "BazUnitTest", output
assert_match "3 runs, 3 assertions, 0 failures", output
end
end
def test_run_controllers
create_test_file :controllers, 'foo_controller'
create_test_file :controllers, 'bar_controller'
create_test_file :models, 'foo'
run_test_command("test/controllers").tap do |output|
assert_match "FooControllerTest", output
assert_match "BarControllerTest", output
assert_match "2 runs, 2 assertions, 0 failures", output
end
end
def test_run_mailers
create_test_file :mailers, 'foo_mailer'
create_test_file :mailers, 'bar_mailer'
create_test_file :models, 'foo'
run_test_command("test/mailers").tap do |output|
assert_match "FooMailerTest", output
assert_match "BarMailerTest", output
assert_match "2 runs, 2 assertions, 0 failures", output
end
end
def test_run_jobs
create_test_file :jobs, 'foo_job'
create_test_file :jobs, 'bar_job'
create_test_file :models, 'foo'
run_test_command("test/jobs").tap do |output|
assert_match "FooJobTest", output
assert_match "BarJobTest", output
assert_match "2 runs, 2 assertions, 0 failures", output
end
end
def test_run_functionals
skip "we no longer have the concept of functional tests. Just different directories..."
create_test_file :mailers, 'foo_mailer'
create_test_file :controllers, 'bar_controller'
create_test_file :functional, 'baz_functional'
create_test_file :models, 'foo'
run_test_functionals_command.tap do |output|
assert_match "FooMailerTest", output
assert_match "BarControllerTest", output
assert_match "BazFunctionalTest", output
assert_match "3 runs, 3 assertions, 0 failures", output
end
end
def test_run_integration
create_test_file :integration, 'foo_integration'
create_test_file :models, 'foo'
run_test_command("test/integration").tap do |output|
assert_match "FooIntegration", output
assert_match "1 runs, 1 assertions, 0 failures", output
end
end
def test_run_all_suites
suites = [:models, :helpers, :unit, :controllers, :mailers, :functional, :integration, :jobs]
suites.each { |suite| create_test_file suite, "foo_#{suite}" }
run_test_command('') .tap do |output|
suites.each { |suite| assert_match "Foo#{suite.to_s.camelize}Test", output }
assert_match "8 runs, 8 assertions, 0 failures", output
end
end
def test_run_named_test
app_file 'test/unit/chu_2_koi_test.rb', <<-RUBY
require 'test_helper'
class Chu2KoiTest < ActiveSupport::TestCase
def test_rikka
puts 'Rikka'
end
def test_sanae
puts 'Sanae'
end
end
RUBY
run_test_command('-n test_rikka test/unit/chu_2_koi_test.rb').tap do |output|
assert_match "Rikka", output
assert_no_match "Sanae", output
end
end
def test_run_matched_test
app_file 'test/unit/chu_2_koi_test.rb', <<-RUBY
require 'test_helper'
class Chu2KoiTest < ActiveSupport::TestCase
def test_rikka
puts 'Rikka'
end
def test_sanae
puts 'Sanae'
end
end
RUBY
run_test_command('-n /rikka/ test/unit/chu_2_koi_test.rb').tap do |output|
assert_match "Rikka", output
assert_no_match "Sanae", output
end
end
def test_load_fixtures_when_running_test_suites
create_model_with_fixture
suites = [:models, :helpers, :controllers, :mailers, :integration]
suites.each do |suite, directory|
directory ||= suite
create_fixture_test directory
assert_match "3 users", run_test_command("test/#{suite}")
Dir.chdir(app_path) { FileUtils.rm_f "test/#{directory}" }
end
end
def test_run_with_model
skip "These feel a bit odd. Not sure we should keep supporting them."
create_model_with_fixture
create_fixture_test 'models', 'user'
assert_match "3 users", run_task(["test models/user"])
assert_match "3 users", run_task(["test app/models/user.rb"])
end
def test_run_different_environment_using_env_var
skip "no longer possible. Running tests in a different environment should be explicit"
app_file 'test/unit/env_test.rb', <<-RUBY
require 'test_helper'
class EnvTest < ActiveSupport::TestCase
def test_env
puts Rails.env
end
end
RUBY
ENV['RAILS_ENV'] = 'development'
assert_match "development", run_test_command('test/unit/env_test.rb')
end
def test_run_in_test_environment_by_default
create_env_test
assert_match "Current Environment: test", run_test_command('test/unit/env_test.rb')
end
def test_run_different_environment
create_env_test
assert_match "Current Environment: development",
run_test_command("-e development test/unit/env_test.rb")
end
def test_generated_scaffold_works_with_rails_test
create_scaffold
assert_match "0 failures, 0 errors, 0 skips", run_test_command('')
end
def test_run_multiple_folders
create_test_file :models, 'account'
create_test_file :controllers, 'accounts_controller'
run_test_command('test/models test/controllers').tap do |output|
assert_match 'AccountTest', output
assert_match 'AccountsControllerTest', output
assert_match '2 runs, 2 assertions, 0 failures, 0 errors, 0 skips', output
end
end
def test_run_with_ruby_command
app_file 'test/models/post_test.rb', <<-RUBY
require 'test_helper'
class PostTest < ActiveSupport::TestCase
test 'declarative syntax works' do
puts 'PostTest'
assert true
end
end
RUBY
Dir.chdir(app_path) do
`ruby -Itest test/models/post_test.rb`.tap do |output|
assert_match 'PostTest', output
assert_no_match 'is already defined in', output
end
end
end
def test_mix_files_and_line_filters
create_test_file :models, 'account'
app_file 'test/models/post_test.rb', <<-RUBY
require 'test_helper'
class PostTest < ActiveSupport::TestCase
def test_post
puts 'PostTest'
assert true
end
def test_line_filter_does_not_run_this
assert true
end
end
RUBY
run_test_command('test/models/account_test.rb test/models/post_test.rb:4').tap do |output|
assert_match 'AccountTest', output
assert_match 'PostTest', output
assert_match '2 runs, 2 assertions', output
end
end
def test_multiple_line_filters
create_test_file :models, 'account'
create_test_file :models, 'post'
run_test_command('test/models/account_test.rb:4 test/models/post_test.rb:4').tap do |output|
assert_match 'AccountTest', output
assert_match 'PostTest', output
end
end
def test_line_filter_without_line_runs_all_tests
create_test_file :models, 'account'
run_test_command('test/models/account_test.rb:').tap do |output|
assert_match 'AccountTest', output
end
end
def test_shows_filtered_backtrace_by_default
create_backtrace_test
assert_match 'Rails::BacktraceCleaner', run_test_command('test/unit/backtrace_test.rb')
end
def test_backtrace_option
create_backtrace_test
assert_match 'Minitest::BacktraceFilter', run_test_command('test/unit/backtrace_test.rb -b')
assert_match 'Minitest::BacktraceFilter',
run_test_command('test/unit/backtrace_test.rb --backtrace')
end
def test_show_full_backtrace_using_backtrace_environment_variable
create_backtrace_test
switch_env 'BACKTRACE', 'true' do
assert_match 'Minitest::BacktraceFilter', run_test_command('test/unit/backtrace_test.rb')
end
end
def test_run_app_without_rails_loaded
# Simulate a real Rails app boot.
app_file 'config/boot.rb', <<-RUBY
ENV['BUNDLE_GEMFILE'] ||= File.expand_path('../../Gemfile', __FILE__)
require 'bundler/setup' # Set up gems listed in the Gemfile.
RUBY
assert_match '0 runs, 0 assertions', run_test_command('')
end
def test_raise_error_when_specified_file_does_not_exist
error = capture(:stderr) { run_test_command('test/not_exists.rb') }
assert_match(%r{cannot load such file.+test/not_exists\.rb}, error)
end
private
def run_test_command(arguments = 'test/unit/test_test.rb')
Dir.chdir(app_path) { `bin/rails t #{arguments}` }
end
def create_model_with_fixture
script 'generate model user name:string'
app_file 'test/fixtures/users.yml', <<-YAML.strip_heredoc
vampire:
id: 1
name: Koyomi Araragi
crab:
id: 2
name: Senjougahara Hitagi
cat:
id: 3
name: Tsubasa Hanekawa
YAML
run_migration
end
def create_fixture_test(path = :unit, name = 'test')
app_file "test/#{path}/#{name}_test.rb", <<-RUBY
require 'test_helper'
class #{name.camelize}Test < ActiveSupport::TestCase
def test_fixture
puts "\#{User.count} users (\#{__FILE__})"
end
end
RUBY
end
def create_backtrace_test
app_file 'test/unit/backtrace_test.rb', <<-RUBY
require 'test_helper'
class BacktraceTest < ActiveSupport::TestCase
def test_backtrace
puts Minitest.backtrace_filter
end
end
RUBY
end
def create_schema
app_file 'db/schema.rb', ''
end
def create_test_file(path = :unit, name = 'test')
app_file "test/#{path}/#{name}_test.rb", <<-RUBY
require 'test_helper'
class #{name.camelize}Test < ActiveSupport::TestCase
def test_truth
puts "#{name.camelize}Test"
assert true
end
end
RUBY
end
def create_env_test
app_file 'test/unit/env_test.rb', <<-RUBY
require 'test_helper'
class EnvTest < ActiveSupport::TestCase
def test_env
puts "Current Environment: \#{Rails.env}"
end
end
RUBY
end
def create_scaffold
script 'generate scaffold user name:string'
Dir.chdir(app_path) { File.exist?('app/models/user.rb') }
run_migration
end
def run_migration
Dir.chdir(app_path) { `bin/rake db:migrate` }
end
end
end
|