Revert r22442 (#39553).

git-svn-id: https://svn.redmine.org/redmine/branches/5.0-stable@22443 e93f8b46-1217-0410-a6f0-8f06a7374b81

test/unit/lib/redmine/acts/mentionable_test.rb

@@ -29,12 +29,9 @@ class Redmine::Acts::MentionableTest < ActiveSupport::TestCase
          :issues
 
   def test_mentioned_users_with_user_mention
-    to_test = %w(@dlopper @dlopper! @dlopper? @dlopper. @dlopper,)
+    issue = Issue.generate!(project_id: 1, description: '@dlopper')
 
-    to_test.each do |item|
-      issue = Issue.generate!(project_id: 1, description: item)
-      assert_equal [User.find(3)], issue.mentioned_users
-    end
+    assert_equal [User.find(3)], issue.mentioned_users
   end
 
   def test_mentioned_users_with_user_mention_having_mail_as_login