summaryrefslogtreecommitdiff
path: root/jni/ruby/test/rake/test_rake_application.rb
blob: c010889176b1d333922de31c0190c4f2032bab10 (plain)
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
require File.expand_path('../helper', __FILE__)

class TestRakeApplication < Rake::TestCase

  def setup
    super

    @app = Rake.application
    @app.options.rakelib = []
  end

  def setup_command_line(*options)
    ARGV.clear
    options.each do |option|
      ARGV << option
    end
  end

  def test_display_exception_details
    obj = Object.new
    obj.instance_eval("def #{__method__}; raise 'test'; end", "ruby")
    begin
      obj.__send__(__method__)
    rescue => ex
    end

    out, err = capture_io do
      @app.display_error_message ex
    end

    assert_empty out

    assert_match 'rake aborted!', err
    assert_match __method__.to_s, err
  end

  def test_display_exception_details_cause
    skip 'Exception#cause not implemented' unless
      Exception.method_defined? :cause

    begin
      raise 'cause a'
    rescue
      begin
        raise 'cause b'
      rescue => ex
      end
    end

    out, err = capture_io do
      @app.display_error_message ex
    end

    assert_empty out

    assert_match 'cause a', err
    assert_match 'cause b', err
  end

  def test_display_exception_details_cause_loop
    skip 'Exception#cause not implemented' unless
      Exception.method_defined? :cause

    begin
      begin
        raise 'cause a'
      rescue => a
        begin
          raise 'cause b'
        rescue
          raise a
        end
      end
    rescue => ex
    end

    out, err = capture_io do
      @app.display_error_message ex
    end

    assert_empty out

    assert_match 'cause a', err
    assert_match 'cause b', err
  end

  def test_display_tasks
    @app.options.show_tasks = :tasks
    @app.options.show_task_pattern = //
    @app.last_description = "COMMENT"
    @app.define_task(Rake::Task, "t")
    out, = capture_io do @app.instance_eval { display_tasks_and_comments } end
    assert_match(/^rake t/, out)
    assert_match(/# COMMENT/, out)
  end

  def test_display_tasks_with_long_comments
    @app.terminal_columns = 80
    @app.options.show_tasks = :tasks
    @app.options.show_task_pattern = //
    numbers = "1234567890" * 8
    @app.last_description = numbers
    @app.define_task(Rake::Task, "t")

    out, = capture_io do @app.instance_eval { display_tasks_and_comments } end

    assert_match(/^rake t/, out)
    assert_match(/# #{numbers[0, 65]}\.\.\./, out)
  end

  def test_display_tasks_with_task_name_wider_than_tty_display
    @app.terminal_columns = 80
    @app.options.show_tasks = :tasks
    @app.options.show_task_pattern = //
    task_name = "task name" * 80
    @app.last_description = "something short"
    @app.define_task(Rake::Task, task_name)

    out, = capture_io do @app.instance_eval { display_tasks_and_comments } end

    # Ensure the entire task name is output and we end up showing no description
    assert_match(/rake #{task_name}  # .../, out)
  end

  def test_display_tasks_with_very_long_task_name_to_a_non_tty_shows_name_and_comment
    @app.options.show_tasks = :tasks
    @app.options.show_task_pattern = //
    @app.tty_output = false
    description = "something short"
    task_name = "task name" * 80
    @app.last_description = "something short"
    @app.define_task(Rake::Task, task_name)

    out, = capture_io do @app.instance_eval { display_tasks_and_comments } end

    # Ensure the entire task name is output and we end up showing no description
    assert_match(/rake #{task_name}  # #{description}/, out)
  end

  def test_display_tasks_with_long_comments_to_a_non_tty_shows_entire_comment
    @app.options.show_tasks = :tasks
    @app.options.show_task_pattern = //
    @app.tty_output = false
    @app.last_description = "1234567890" * 8
    @app.define_task(Rake::Task, "t")
    out, = capture_io do @app.instance_eval { display_tasks_and_comments } end
    assert_match(/^rake t/, out)
    assert_match(/# #{@app.last_description}/, out)
  end

  def test_truncating_comments_to_a_non_tty
    @app.terminal_columns = 80
    @app.options.show_tasks = :tasks
    @app.options.show_task_pattern = //
    @app.tty_output = false
    numbers = "1234567890" * 8
    @app.last_description = numbers
    @app.define_task(Rake::Task, "t")

    out, = capture_io do @app.instance_eval { display_tasks_and_comments } end

    assert_match(/^rake t/, out)
    assert_match(/# #{numbers[0, 65]}\.\.\./, out)
  end

  def test_describe_tasks
    @app.options.show_tasks = :describe
    @app.options.show_task_pattern = //
    @app.last_description = "COMMENT"
    @app.define_task(Rake::Task, "t")
    out, = capture_io do @app.instance_eval { display_tasks_and_comments } end
    assert_match(/^rake t$/, out)
    assert_match(/^ {4}COMMENT$/, out)
  end

  def test_show_lines
    @app.options.show_tasks = :lines
    @app.options.show_task_pattern = //
    @app.last_description = "COMMENT"
    @app.define_task(Rake::Task, "t")
    @app['t'].locations << "HERE:1"
    out, = capture_io do @app.instance_eval { display_tasks_and_comments } end
    assert_match(/^rake t +[^:]+:\d+ *$/, out)
  end

  def test_finding_rakefile
    rakefile_default

    assert_match(/Rakefile/i, @app.instance_eval { have_rakefile })
  end

  def test_not_finding_rakefile
    @app.instance_eval { @rakefiles = ['NEVER_FOUND'] }
    assert(! @app.instance_eval do have_rakefile end)
    assert_nil @app.rakefile
  end

  def test_load_rakefile
    rakefile_unittest

    @app.instance_eval do
      handle_options
      options.silent = true
      load_rakefile
    end

    assert_equal "rakefile", @app.rakefile.downcase
    assert_equal @tempdir, Dir.pwd
  end

  def test_load_rakefile_doesnt_print_rakefile_directory_from_same_dir
    rakefile_unittest

    _, err = capture_io do
      @app.instance_eval do
        # pretend we started from the unittest dir
        @original_dir = File.expand_path(".")
        raw_load_rakefile
      end
    end

    assert_empty err
  end

  def test_load_rakefile_from_subdir
    rakefile_unittest
    Dir.chdir 'subdir'

    @app.instance_eval do
      handle_options
      options.silent = true
      load_rakefile
    end

    assert_equal "rakefile", @app.rakefile.downcase
    assert_equal @tempdir, Dir.pwd
  end

  def test_load_rakefile_prints_rakefile_directory_from_subdir
    rakefile_unittest
    Dir.chdir 'subdir'

    app = Rake::Application.new
    app.options.rakelib = []

    _, err = capture_io do
      app.instance_eval do
        raw_load_rakefile
      end
    end

    assert_equal "(in #{@tempdir}\)\n", err
  end

  def test_load_rakefile_doesnt_print_rakefile_directory_from_subdir_if_silent
    rakefile_unittest
    Dir.chdir 'subdir'

    _, err = capture_io do
      @app.instance_eval do
        handle_options
        options.silent = true
        raw_load_rakefile
      end
    end

    assert_empty err
  end

  def test_load_rakefile_not_found
    ARGV.clear
    Dir.chdir @tempdir
    ENV['RAKE_SYSTEM'] = 'not_exist'

    @app.instance_eval do
      handle_options
      options.silent = true
    end


    ex = assert_raises(RuntimeError) do
      @app.instance_eval do
        raw_load_rakefile
      end
    end

    assert_match(/no rakefile found/i, ex.message)
  end

  def test_load_from_system_rakefile
    rake_system_dir

    @app.instance_eval do
      handle_options
      options.silent = true
      options.load_system = true
      options.rakelib = []
      load_rakefile
    end

    assert_equal @system_dir, @app.system_dir
    assert_nil @app.rakefile
  rescue SystemExit
    flunk 'failed to load rakefile'
  end

  def test_load_from_calculated_system_rakefile
    rakefile_default
    def @app.standard_system_dir
      "__STD_SYS_DIR__"
    end

    ENV['RAKE_SYSTEM'] = nil

    @app.instance_eval do
      handle_options
      options.silent = true
      options.load_system = true
      options.rakelib = []
      load_rakefile
    end

    assert_equal "__STD_SYS_DIR__", @app.system_dir
  rescue SystemExit
    flunk 'failed to find system rakefile'
  end

  def test_terminal_columns
    old_rake_columns = ENV['RAKE_COLUMNS']

    ENV['RAKE_COLUMNS'] = '42'

    app = Rake::Application.new

    assert_equal 42, app.terminal_columns
  ensure
    if old_rake_columns
      ENV['RAKE_COLUMNS'].delete
    else
      ENV['RAKE_COLUMNS'] = old_rake_columns
    end
  end

  def test_windows
    assert ! (@app.windows? && @app.unix?)
  end

  def test_loading_imports
    loader = util_loader

    @app.instance_eval do
      add_loader("dummy", loader)
      add_import("x.dummy")
      load_imports
    end

    # HACK no assertions
  end

  def test_building_imported_files_on_demand
    loader = util_loader

    @app.instance_eval do
      intern(Rake::Task, "x.dummy").enhance do loader.make_dummy end
      add_loader("dummy", loader)
      add_import("x.dummy")
      load_imports
    end

    # HACK no assertions
  end

  def test_handle_options_should_not_strip_options_from_argv
    assert !@app.options.trace

    valid_option = '--trace'
    setup_command_line(valid_option)

    @app.handle_options

    assert ARGV.include?(valid_option)
    assert @app.options.trace
  end

  def test_handle_options_trace_default_is_stderr
    setup_command_line("--trace")

    @app.handle_options

    assert_equal STDERR, @app.options.trace_output
    assert @app.options.trace
  end

  def test_handle_options_trace_overrides_to_stdout
    setup_command_line("--trace=stdout")

    @app.handle_options

    assert_equal STDOUT, @app.options.trace_output
    assert @app.options.trace
  end

  def test_handle_options_trace_does_not_eat_following_task_names
    assert !@app.options.trace

    setup_command_line("--trace", "sometask")

    @app.handle_options
    assert ARGV.include?("sometask")
    assert @app.options.trace
  end

  def test_good_run
    ran = false

    ARGV << '--rakelib=""'

    @app.options.silent = true

    @app.instance_eval do
      intern(Rake::Task, "default").enhance { ran = true }
    end

    rakefile_default

    out, err = capture_io do
      @app.run
    end

    assert ran
    assert_empty err
    assert_equal "DEFAULT\n", out
  end

  def test_display_task_run
    ran = false
    setup_command_line('-f', '-s', '--tasks', '--rakelib=""')
    @app.last_description = "COMMENT"
    @app.define_task(Rake::Task, "default")
    out, = capture_io { @app.run }
    assert @app.options.show_tasks
    assert ! ran
    assert_match(/rake default/, out)
    assert_match(/# COMMENT/, out)
  end

  def test_display_prereqs
    ran = false
    setup_command_line('-f', '-s', '--prereqs', '--rakelib=""')
    @app.last_description = "COMMENT"
    t = @app.define_task(Rake::Task, "default")
    t.enhance([:a, :b])
    @app.define_task(Rake::Task, "a")
    @app.define_task(Rake::Task, "b")
    out, = capture_io { @app.run }
    assert @app.options.show_prereqs
    assert ! ran
    assert_match(/rake a$/, out)
    assert_match(/rake b$/, out)
    assert_match(/rake default\n( *(a|b)\n){2}/m, out)
  end

  def test_bad_run
    @app.intern(Rake::Task, "default").enhance { fail }
    setup_command_line('-f', '-s',  '--rakelib=""')
    _, err = capture_io {
      assert_raises(SystemExit){ @app.run }
    }
    assert_match(/see full trace/i, err)
  ensure
    ARGV.clear
  end

  def test_bad_run_with_trace
    @app.intern(Rake::Task, "default").enhance { fail }
    setup_command_line('-f', '-s', '-t')
    _, err = capture_io {
      assert_raises(SystemExit) { @app.run }
    }
    refute_match(/see full trace/i, err)
  ensure
    ARGV.clear
  end

  def test_bad_run_with_backtrace
    @app.intern(Rake::Task, "default").enhance { fail }
    setup_command_line('-f', '-s', '--backtrace')
    _, err = capture_io {
      assert_raises(SystemExit) {
        @app.run
      }
    }
    refute_match(/see full trace/, err)
  ensure
    ARGV.clear
  end

  CustomError = Class.new(RuntimeError)

  def test_bad_run_includes_exception_name
    @app.intern(Rake::Task, "default").enhance {
        raise CustomError, "intentional"
    }
    setup_command_line('-f', '-s')
    _, err = capture_io {
      assert_raises(SystemExit) {
        @app.run
      }
    }
    assert_match(/CustomError: intentional/, err)
  end

  def test_rake_error_excludes_exception_name
    @app.intern(Rake::Task, "default").enhance {
      fail "intentional"
    }
    setup_command_line('-f', '-s')
    _, err = capture_io {
      assert_raises(SystemExit) {
        @app.run
      }
   }
   refute_match(/RuntimeError/, err)
   assert_match(/intentional/, err)
  end

  def cause_supported?
    ex = StandardError.new
    ex.respond_to?(:cause)
  end

  def test_printing_original_exception_cause
    custom_error = Class.new(StandardError)
    @app.intern(Rake::Task, "default").enhance {
      begin
        raise custom_error, "Original Error"
      rescue custom_error
        raise custom_error, "Secondary Error"
      end
    }
    setup_command_line('-f', '-s')
    _ ,err = capture_io {
      assert_raises(SystemExit) {
        @app.run
      }
    }
    if cause_supported?
      assert_match(/Original Error/, err)
    end
    assert_match(/Secondary Error/, err)
  ensure
    ARGV.clear
  end

  def test_run_with_bad_options
    @app.intern(Rake::Task, "default").enhance { fail }
    setup_command_line('-f', '-s', '--xyzzy')
    assert_raises(SystemExit) {
      capture_io { @app.run }
    }
  ensure
    ARGV.clear
  end

  def test_standard_exception_handling_invalid_option
    out, err = capture_io do
      e = assert_raises SystemExit do
        @app.standard_exception_handling do
          raise OptionParser::InvalidOption, 'blah'
        end
      end

      assert_equal 1, e.status
    end

    assert_empty out
    assert_equal "invalid option: blah\n", err
  end

  def test_standard_exception_handling_other
    out, err = capture_io do
      e = assert_raises SystemExit do
        @app.standard_exception_handling do
          raise 'blah'
        end
      end

      assert_equal 1, e.status
    end

    assert_empty out
    assert_match "rake aborted!\n", err
    assert_match "blah\n", err
  end

  def test_standard_exception_handling_system_exit
    out, err = capture_io do
      e = assert_raises SystemExit do
        @app.standard_exception_handling do
          exit 0
        end
      end

      assert_equal 0, e.status
    end

    assert_empty out
    assert_empty err
  end

  def test_standard_exception_handling_system_exit_nonzero
    out, err = capture_io do
      e = assert_raises SystemExit do
        @app.standard_exception_handling do
          exit 5
        end
      end

      assert_equal 5, e.status
    end

    assert_empty out
    assert_empty err
  end

  def util_loader
    loader = Object.new

    loader.instance_variable_set :@load_called, false
    def loader.load arg
      raise ArgumentError, arg unless arg == 'x.dummy'
      @load_called = true
    end

    loader.instance_variable_set :@make_dummy_called, false
    def loader.make_dummy
      @make_dummy_called = true
    end

    loader
  end

end