summaryrefslogtreecommitdiffstats
path: root/test/unit/mailer_test.rb
blob: 93f4567d3614aa573d67d7c4f103ff6308db717c (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
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
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
# Redmine - project management software
# Copyright (C) 2006-2013  Jean-Philippe Lang
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.

require File.expand_path('../../test_helper', __FILE__)

class MailerTest < ActiveSupport::TestCase
  include Redmine::I18n
  include ActionDispatch::Assertions::SelectorAssertions
  fixtures :projects, :enabled_modules, :issues, :users, :members,
           :member_roles, :roles, :documents, :attachments, :news,
           :tokens, :journals, :journal_details, :changesets,
           :trackers, :projects_trackers,
           :issue_statuses, :enumerations, :messages, :boards, :repositories,
           :wikis, :wiki_pages, :wiki_contents, :wiki_content_versions,
           :versions,
           :comments

  def setup
    ActionMailer::Base.deliveries.clear
    Setting.host_name = 'mydomain.foo'
    Setting.protocol = 'http'
    Setting.plain_text_mail = '0'
  end

  def test_generated_links_in_emails
    Setting.default_language = 'en'
    Setting.host_name = 'mydomain.foo'
    Setting.protocol = 'https'

    journal = Journal.find(3)
    assert Mailer.deliver_issue_edit(journal)

    mail = last_email
    assert_not_nil mail

    assert_select_email do
      # link to the main ticket
      assert_select 'a[href=?]',
                    'https://mydomain.foo/issues/2#change-3',
                    :text => 'Feature request #2: Add ingredients categories'
      # link to a referenced ticket
      assert_select 'a[href=?][title=?]',
                    'https://mydomain.foo/issues/1',
                    'Can&#x27;t print recipes (New)',
                    :text => '#1'
      # link to a changeset
      assert_select 'a[href=?][title=?]',
                    'https://mydomain.foo/projects/ecookbook/repository/revisions/2',
                    'This commit fixes #1, #2 and references #1 &amp; #3',
                    :text => 'r2'
      # link to a description diff
      assert_select 'a[href=?][title=?]',
                    'https://mydomain.foo/journals/diff/3?detail_id=4',
                    'View differences',
                    :text => 'diff'
      # link to an attachment
      assert_select 'a[href=?]',
                    'https://mydomain.foo/attachments/download/4/source.rb',
                    :text => 'source.rb'
    end
  end

  def test_generated_links_with_prefix
    Setting.default_language = 'en'
    relative_url_root = Redmine::Utils.relative_url_root
    Setting.host_name = 'mydomain.foo/rdm'
    Setting.protocol = 'http'

    journal = Journal.find(3)
    assert Mailer.deliver_issue_edit(journal)

    mail = last_email
    assert_not_nil mail

    assert_select_email do
      # link to the main ticket
      assert_select 'a[href=?]',
                    'http://mydomain.foo/rdm/issues/2#change-3',
                    :text => 'Feature request #2: Add ingredients categories'
      # link to a referenced ticket
      assert_select 'a[href=?][title=?]',
                    'http://mydomain.foo/rdm/issues/1',
                    'Can&#x27;t print recipes (New)',
                    :text => '#1'
      # link to a changeset
      assert_select 'a[href=?][title=?]',
                    'http://mydomain.foo/rdm/projects/ecookbook/repository/revisions/2',
                    'This commit fixes #1, #2 and references #1 &amp; #3',
                    :text => 'r2'
      # link to a description diff
      assert_select 'a[href=?][title=?]',
                    'http://mydomain.foo/rdm/journals/diff/3?detail_id=4',
                    'View differences',
                    :text => 'diff'
      # link to an attachment
      assert_select 'a[href=?]',
                    'http://mydomain.foo/rdm/attachments/download/4/source.rb',
                    :text => 'source.rb'
    end
  end

  def test_generated_links_with_prefix_and_no_relative_url_root
    Setting.default_language = 'en'
    relative_url_root = Redmine::Utils.relative_url_root
    Setting.host_name = 'mydomain.foo/rdm'
    Setting.protocol = 'http'
    Redmine::Utils.relative_url_root = nil

    journal = Journal.find(3)
    assert Mailer.deliver_issue_edit(journal)

    mail = last_email
    assert_not_nil mail

    assert_select_email do
      # link to the main ticket
      assert_select 'a[href=?]',
                    'http://mydomain.foo/rdm/issues/2#change-3',
                    :text => 'Feature request #2: Add ingredients categories'
      # link to a referenced ticket
      assert_select 'a[href=?][title=?]',
                    'http://mydomain.foo/rdm/issues/1',
                    'Can&#x27;t print recipes (New)',
                    :text => '#1'
      # link to a changeset
      assert_select 'a[href=?][title=?]',
                    'http://mydomain.foo/rdm/projects/ecookbook/repository/revisions/2',
                    'This commit fixes #1, #2 and references #1 &amp; #3',
                    :text => 'r2'
      # link to a description diff
      assert_select 'a[href=?][title=?]',
                    'http://mydomain.foo/rdm/journals/diff/3?detail_id=4',
                    'View differences',
                    :text => 'diff'
      # link to an attachment
      assert_select 'a[href=?]',
                    'http://mydomain.foo/rdm/attachments/download/4/source.rb',
                    :text => 'source.rb'
    end
  ensure
    # restore it
    Redmine::Utils.relative_url_root = relative_url_root
  end

  def test_email_headers
    issue = Issue.find(1)
    Mailer.deliver_issue_add(issue)
    mail = last_email
    assert_not_nil mail
    assert_equal 'OOF', mail.header['X-Auto-Response-Suppress'].to_s
    assert_equal 'auto-generated', mail.header['Auto-Submitted'].to_s
    assert_equal '<redmine.example.net>', mail.header['List-Id'].to_s
  end

  def test_email_headers_should_include_sender
    issue = Issue.find(1)
    Mailer.deliver_issue_add(issue)
    mail = last_email
    assert_equal issue.author.login, mail.header['X-Redmine-Sender'].to_s
  end

  def test_plain_text_mail
    Setting.plain_text_mail = 1
    journal = Journal.find(2)
    Mailer.deliver_issue_edit(journal)
    mail = last_email
    assert_equal "text/plain; charset=UTF-8", mail.content_type
    assert_equal 0, mail.parts.size
    assert !mail.encoded.include?('href')
  end

  def test_html_mail
    Setting.plain_text_mail = 0
    journal = Journal.find(2)
    Mailer.deliver_issue_edit(journal)
    mail = last_email
    assert_equal 2, mail.parts.size
    assert mail.encoded.include?('href')
  end

  def test_from_header
    with_settings :mail_from => 'redmine@example.net' do
      Mailer.test_email(User.find(1)).deliver
    end
    mail = last_email
    assert_equal 'redmine@example.net', mail.from_addrs.first
  end

  def test_from_header_with_phrase
    with_settings :mail_from => 'Redmine app <redmine@example.net>' do
      Mailer.test_email(User.find(1)).deliver
    end
    mail = last_email
    assert_equal 'redmine@example.net', mail.from_addrs.first
    assert_equal 'Redmine app <redmine@example.net>', mail.header['From'].to_s
  end

  def test_should_not_send_email_without_recipient
    news = News.first
    user = news.author
    # Remove members except news author
    news.project.memberships.each {|m| m.destroy unless m.user == user}

    user.pref.no_self_notified = false
    user.pref.save
    User.current = user
    Mailer.news_added(news.reload).deliver
    assert_equal 1, last_email.bcc.size

    # nobody to notify
    user.pref.no_self_notified = true
    user.pref.save
    User.current = user
    ActionMailer::Base.deliveries.clear
    Mailer.news_added(news.reload).deliver
    assert ActionMailer::Base.deliveries.empty?
  end

  def test_issue_add_message_id
    issue = Issue.find(2)
    Mailer.deliver_issue_add(issue)
    mail = last_email
    assert_match /^redmine\.issue-2\.20060719190421\.[a-f0-9]+@example\.net/, mail.message_id
    assert_include "redmine.issue-2.20060719190421@example.net", mail.references
  end

  def test_issue_edit_message_id
    journal = Journal.find(3)
    journal.issue = Issue.find(2)

    Mailer.deliver_issue_edit(journal)
    mail = last_email
    assert_match /^redmine\.journal-3\.\d+\.[a-f0-9]+@example\.net/, mail.message_id
    assert_include "redmine.issue-2.20060719190421@example.net", mail.references
    assert_select_email do
      # link to the update
      assert_select "a[href=?]",
                    "http://mydomain.foo/issues/#{journal.journalized_id}#change-#{journal.id}"
    end
  end

  def test_message_posted_message_id
    message = Message.find(1)
    Mailer.message_posted(message).deliver
    mail = last_email
    assert_match /^redmine\.message-1\.\d+\.[a-f0-9]+@example\.net/, mail.message_id
    assert_include "redmine.message-1.20070512151532@example.net", mail.references
    assert_select_email do
      # link to the message
      assert_select "a[href=?]",
                    "http://mydomain.foo/boards/#{message.board.id}/topics/#{message.id}",
                    :text => message.subject
    end
  end

  def test_reply_posted_message_id
    message = Message.find(3)
    Mailer.message_posted(message).deliver
    mail = last_email
    assert_match /^redmine\.message-3\.\d+\.[a-f0-9]+@example\.net/, mail.message_id
    assert_include "redmine.message-1.20070512151532@example.net", mail.references
    assert_select_email do
      # link to the reply
      assert_select "a[href=?]",
                    "http://mydomain.foo/boards/#{message.board.id}/topics/#{message.root.id}?r=#{message.id}#message-#{message.id}",
                    :text => message.subject
    end
  end

  test "#issue_add should notify project members" do
    issue = Issue.find(1)
    assert Mailer.deliver_issue_add(issue)
    assert last_email.bcc.include?('dlopper@somenet.foo')
  end

  test "#issue_add should not notify project members that are not allow to view the issue" do
    issue = Issue.find(1)
    Role.find(2).remove_permission!(:view_issues)
    assert Mailer.deliver_issue_add(issue)
    assert !last_email.bcc.include?('dlopper@somenet.foo')
  end

  test "#issue_add should notify issue watchers" do
    issue = Issue.find(1)
    user = User.find(9)
    # minimal email notification options
    user.pref.no_self_notified = '1'
    user.pref.save
    user.mail_notification = false
    user.save

    Watcher.create!(:watchable => issue, :user => user)
    assert Mailer.deliver_issue_add(issue)
    assert last_email.bcc.include?(user.mail)
  end

  test "#issue_add should not notify watchers not allowed to view the issue" do
    issue = Issue.find(1)
    user = User.find(9)
    Watcher.create!(:watchable => issue, :user => user)
    Role.non_member.remove_permission!(:view_issues)
    assert Mailer.deliver_issue_add(issue)
    assert !last_email.bcc.include?(user.mail)
  end

  # test mailer methods for each language
  def test_issue_add
    issue = Issue.find(1)
    valid_languages.each do |lang|
      Setting.default_language = lang.to_s
      assert Mailer.deliver_issue_add(issue)
    end
  end

  def test_issue_edit
    journal = Journal.find(1)
    valid_languages.each do |lang|
      Setting.default_language = lang.to_s
      assert Mailer.deliver_issue_edit(journal)
    end
  end

  def test_issue_edit_should_send_private_notes_to_users_with_permission_only
    journal = Journal.find(1)
    journal.private_notes = true
    journal.save!

    Role.find(2).add_permission! :view_private_notes
    Mailer.deliver_issue_edit(journal)
    assert_equal %w(dlopper@somenet.foo jsmith@somenet.foo), ActionMailer::Base.deliveries.last.bcc.sort

    Role.find(2).remove_permission! :view_private_notes
    Mailer.deliver_issue_edit(journal)
    assert_equal %w(jsmith@somenet.foo), ActionMailer::Base.deliveries.last.bcc.sort
  end

  def test_issue_edit_should_send_private_notes_to_watchers_with_permission_only
    Issue.find(1).set_watcher(User.find_by_login('someone'))
    journal = Journal.find(1)
    journal.private_notes = true
    journal.save!

    Role.non_member.add_permission! :view_private_notes
    Mailer.deliver_issue_edit(journal)
    assert_include 'someone@foo.bar', ActionMailer::Base.deliveries.last.bcc.sort

    Role.non_member.remove_permission! :view_private_notes
    Mailer.deliver_issue_edit(journal)
    assert_not_include 'someone@foo.bar', ActionMailer::Base.deliveries.last.bcc.sort
  end

  def test_issue_edit_should_mark_private_notes
    journal = Journal.find(2)
    journal.private_notes = true
    journal.save!

    with_settings :default_language => 'en' do
      Mailer.deliver_issue_edit(journal)
    end
    assert_mail_body_match '(Private notes)', last_email
  end

  def test_document_added
    document = Document.find(1)
    valid_languages.each do |lang|
      Setting.default_language = lang.to_s
      assert Mailer.document_added(document).deliver
    end
  end

  def test_attachments_added
    attachements = [ Attachment.find_by_container_type('Document') ]
    valid_languages.each do |lang|
      Setting.default_language = lang.to_s
      assert Mailer.attachments_added(attachements).deliver
    end
  end

  def test_version_file_added
    attachements = [ Attachment.find_by_container_type('Version') ]
    assert Mailer.attachments_added(attachements).deliver
    assert_not_nil last_email.bcc
    assert last_email.bcc.any?
    assert_select_email do
      assert_select "a[href=?]", "http://mydomain.foo/projects/ecookbook/files"
    end
  end

  def test_project_file_added
    attachements = [ Attachment.find_by_container_type('Project') ]
    assert Mailer.attachments_added(attachements).deliver
    assert_not_nil last_email.bcc
    assert last_email.bcc.any?
    assert_select_email do
      assert_select "a[href=?]", "http://mydomain.foo/projects/ecookbook/files"
    end
  end

  def test_news_added
    news = News.first
    valid_languages.each do |lang|
      Setting.default_language = lang.to_s
      assert Mailer.news_added(news).deliver
    end
  end

  def test_news_comment_added
    comment = Comment.find(2)
    valid_languages.each do |lang|
      Setting.default_language = lang.to_s
      assert Mailer.news_comment_added(comment).deliver
    end
  end

  def test_message_posted
    message = Message.first
    recipients = ([message.root] + message.root.children).collect {|m| m.author.mail if m.author}
    recipients = recipients.compact.uniq
    valid_languages.each do |lang|
      Setting.default_language = lang.to_s
      assert Mailer.message_posted(message).deliver
    end
  end

  def test_wiki_content_added
    content = WikiContent.find(1)
    valid_languages.each do |lang|
      Setting.default_language = lang.to_s
      assert_difference 'ActionMailer::Base.deliveries.size' do
        assert Mailer.wiki_content_added(content).deliver
        assert_select_email do
          assert_select 'a[href=?]',
            'http://mydomain.foo/projects/ecookbook/wiki/CookBook_documentation',
            :text => 'CookBook documentation'
        end
      end
    end
  end

  def test_wiki_content_updated
    content = WikiContent.find(1)
    valid_languages.each do |lang|
      Setting.default_language = lang.to_s
      assert_difference 'ActionMailer::Base.deliveries.size' do
        assert Mailer.wiki_content_updated(content).deliver
        assert_select_email do
          assert_select 'a[href=?]',
            'http://mydomain.foo/projects/ecookbook/wiki/CookBook_documentation',
            :text => 'CookBook documentation'
        end
      end
    end
  end

  def test_account_information
    user = User.find(2)
    valid_languages.each do |lang|
      user.update_attribute :language, lang.to_s
      user.reload
      assert Mailer.account_information(user, 'pAsswORd').deliver
    end
  end

  def test_lost_password
    token = Token.find(2)
    valid_languages.each do |lang|
      token.user.update_attribute :language, lang.to_s
      token.reload
      assert Mailer.lost_password(token).deliver
    end
  end

  def test_register
    token = Token.find(1)
    Setting.host_name = 'redmine.foo'
    Setting.protocol = 'https'

    valid_languages.each do |lang|
      token.user.update_attribute :language, lang.to_s
      token.reload
      ActionMailer::Base.deliveries.clear
      assert Mailer.register(token).deliver
      mail = last_email
      assert_select_email do
        assert_select "a[href=?]",
                      "https://redmine.foo/account/activate?token=#{token.value}",
                      :text => "https://redmine.foo/account/activate?token=#{token.value}"
      end
    end
  end

  def test_test
    user = User.find(1)
    valid_languages.each do |lang|
      user.update_attribute :language, lang.to_s
      assert Mailer.test_email(user).deliver
    end
  end

  def test_reminders
    Mailer.reminders(:days => 42)
    assert_equal 1, ActionMailer::Base.deliveries.size
    mail = last_email
    assert mail.bcc.include?('dlopper@somenet.foo')
    assert_mail_body_match 'Bug #3: Error 281 when updating a recipe', mail
    assert_equal '1 issue(s) due in the next 42 days', mail.subject
  end

  def test_reminders_should_not_include_closed_issues
    with_settings :default_language => 'en' do
      Issue.create!(:project_id => 1, :tracker_id => 1, :status_id => 5,
                      :subject => 'Closed issue', :assigned_to_id => 3,
                      :due_date => 5.days.from_now,
                      :author_id => 2)
      ActionMailer::Base.deliveries.clear

      Mailer.reminders(:days => 42)
      assert_equal 1, ActionMailer::Base.deliveries.size
      mail = last_email
      assert mail.bcc.include?('dlopper@somenet.foo')
      assert_mail_body_no_match 'Closed issue', mail
    end
  end

  def test_reminders_for_users
    Mailer.reminders(:days => 42, :users => ['5'])
    assert_equal 0, ActionMailer::Base.deliveries.size # No mail for dlopper
    Mailer.reminders(:days => 42, :users => ['3'])
    assert_equal 1, ActionMailer::Base.deliveries.size # No mail for dlopper
    mail = last_email
    assert mail.bcc.include?('dlopper@somenet.foo')
    assert_mail_body_match 'Bug #3: Error 281 when updating a recipe', mail
  end

  def test_reminder_should_include_issues_assigned_to_groups
    with_settings :default_language => 'en' do
      group = Group.generate!
      group.users << User.find(2)
      group.users << User.find(3)

      Issue.create!(:project_id => 1, :tracker_id => 1, :status_id => 1,
                      :subject => 'Assigned to group', :assigned_to => group,
                      :due_date => 5.days.from_now,
                      :author_id => 2)
      ActionMailer::Base.deliveries.clear

      Mailer.reminders(:days => 7)
      assert_equal 2, ActionMailer::Base.deliveries.size
      assert_equal %w(dlopper@somenet.foo jsmith@somenet.foo), ActionMailer::Base.deliveries.map(&:bcc).flatten.sort
      ActionMailer::Base.deliveries.each do |mail|
        assert_mail_body_match 'Assigned to group', mail
      end
    end
  end

  def test_mailer_should_not_change_locale
    Setting.default_language = 'en'
    # Set current language to italian
    set_language_if_valid 'it'
    # Send an email to a french user
    user = User.find(1)
    user.language = 'fr'
    Mailer.account_activated(user).deliver
    mail = last_email
    assert_mail_body_match 'Votre compte', mail

    assert_equal :it, current_language
  end

  def test_with_deliveries_off
    Mailer.with_deliveries false do
      Mailer.test_email(User.find(1)).deliver
    end
    assert ActionMailer::Base.deliveries.empty?
    # should restore perform_deliveries
    assert ActionMailer::Base.perform_deliveries
  end

  def test_layout_should_include_the_emails_header
    with_settings :emails_header => "*Header content*" do
      with_settings :plain_text_mail => 0 do
        assert Mailer.test_email(User.find(1)).deliver
        assert_select_email do
          assert_select ".header" do
            assert_select "strong", :text => "Header content"
          end
        end
      end
      with_settings :plain_text_mail => 1 do
        assert Mailer.test_email(User.find(1)).deliver
        mail = last_email
        assert_not_nil mail
        assert_include "*Header content*", mail.body.decoded
      end
    end
  end

  def test_layout_should_not_include_empty_emails_header
    with_settings :emails_header => "", :plain_text_mail => 0 do
      assert Mailer.test_email(User.find(1)).deliver
      assert_select_email do
        assert_select ".header", false
      end
    end
  end

  def test_layout_should_include_the_emails_footer
    with_settings :emails_footer => "*Footer content*" do
      with_settings :plain_text_mail => 0 do
        assert Mailer.test_email(User.find(1)).deliver
        assert_select_email do
          assert_select ".footer" do
            assert_select "strong", :text => "Footer content"
          end
        end
      end
      with_settings :plain_text_mail => 1 do
        assert Mailer.test_email(User.find(1)).deliver
        mail = last_email
        assert_not_nil mail
        assert_include "\n-- \n", mail.body.decoded
        assert_include "*Footer content*", mail.body.decoded
      end
    end
  end

  def test_layout_should_not_include_empty_emails_footer
    with_settings :emails_footer => "" do
      with_settings :plain_text_mail => 0 do
        assert Mailer.test_email(User.find(1)).deliver
        assert_select_email do
          assert_select ".footer", false
        end
      end
      with_settings :plain_text_mail => 1 do
        assert Mailer.test_email(User.find(1)).deliver
        mail = last_email
        assert_not_nil mail
        assert_not_include "\n-- \n", mail.body.decoded
      end
    end
  end

  def test_should_escape_html_templates_only
    Issue.generate!(:project_id => 1, :tracker_id => 1, :subject => 'Subject with a <tag>')
    mail = last_email
    assert_equal 2, mail.parts.size
    assert_include '<tag>', text_part.body.encoded
    assert_include '&lt;tag&gt;', html_part.body.encoded
  end

  def test_should_raise_delivery_errors_when_raise_delivery_errors_is_true
    mail = Mailer.test_email(User.find(1))
    mail.delivery_method.stubs(:deliver!).raises(Exception.new("delivery error"))

    ActionMailer::Base.raise_delivery_errors = true
    assert_raise Exception, "delivery error" do
      mail.deliver
    end
  ensure
    ActionMailer::Base.raise_delivery_errors = false
  end

  def test_should_log_delivery_errors_when_raise_delivery_errors_is_false
    mail = Mailer.test_email(User.find(1))
    mail.delivery_method.stubs(:deliver!).raises(Exception.new("delivery error"))

    Rails.logger.expects(:error).with("Email delivery error: delivery error")
    ActionMailer::Base.raise_delivery_errors = false
    assert_nothing_raised do
      mail.deliver
    end
  end

  private

  def last_email
    mail = ActionMailer::Base.deliveries.last
    assert_not_nil mail
    mail
  end

  def text_part
    last_email.parts.detect {|part| part.content_type.include?('text/plain')}
  end

  def html_part
    last_email.parts.detect {|part| part.content_type.include?('text/html')}
  end
end