add test not to send mail with no settng in creating issue (#15612)

git-svn-id: http://svn.redmine.org/redmine/trunk@12362 e93f8b46-1217-0410-a6f0-8f06a7374b81

test/unit/issue_test.rb

@@ -1701,6 +1701,18 @@ class IssueTest < ActiveSupport::TestCase
     end
   end
 
+  def test_create_should_not_send_email_notification_with_no_setting
+    ActionMailer::Base.deliveries.clear
+    issue = Issue.new(:project_id => 1, :tracker_id => 1,
+                      :author_id => 3, :status_id => 1,
+                      :priority => IssuePriority.all.first,
+                      :subject => 'test_create', :estimated_hours => '1:30')
+    with_settings :notified_events => [] do
+      assert issue.save
+      assert_equal 0, ActionMailer::Base.deliveries.size
+    end
+  end
+
   def test_stale_issue_should_not_send_email_notification
     ActionMailer::Base.deliveries.clear
     issue = Issue.find(1)