diff --git a/test/unit/user_mailer_test.rb b/test/unit/user_mailer_test.rb
index 556ff25..244f01d 100644
--- a/test/unit/user_mailer_test.rb
+++ b/test/unit/user_mailer_test.rb
@@ -18,6 +18,19 @@ class UserMailerTest < ActiveSupport::TestCase
     end
   end
 
+  should 'deliver deactivation email' do
+    assert_difference 'ActionMailer::Base.deliveries.size' do
+      u = create_user('some-user')
+      UserMailer.ban_user_mail_with_reason(u,"reason").deliver
+    end
+  end
+
+  should 'verify deactivation email' do
+    u = create_user('some-user')
+    email = UserMailer.ban_user_mail_with_reason(u,"you lose").deliver    
+    assert_match("[#{u.environment}] User deactivated", email.subject)
+  end
+
   private
 
     def read_fixture(action)
--
libgit2 0.21.2