From 0defbc6bfeff053983ef65739b2dcc080b2ad227 Mon Sep 17 00:00:00 2001
From: Alexey Vakhov <vakhov@gmail.com>
Date: Mon, 3 Oct 2011 11:04:22 +0400
Subject: normalize arg for ActionMailer::TestCase tests method

---
 actionmailer/lib/action_mailer/test_case.rb | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

(limited to 'actionmailer/lib/action_mailer/test_case.rb')

diff --git a/actionmailer/lib/action_mailer/test_case.rb b/actionmailer/lib/action_mailer/test_case.rb
index 63e18147f6..c4de029694 100644
--- a/actionmailer/lib/action_mailer/test_case.rb
+++ b/actionmailer/lib/action_mailer/test_case.rb
@@ -17,7 +17,14 @@ module ActionMailer
 
       module ClassMethods
         def tests(mailer)
-          self._mailer_class = mailer
+          case mailer
+          when String, Symbol
+            self._mailer_class = mailer.to_s.camelize.constantize
+          when Module
+            self._mailer_class = mailer
+          else
+            raise NonInferrableMailerError.new(mailer)
+          end
         end
 
         def mailer_class
-- 
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