From 35f38b71dfeacbb4f92a2b1bf4d151c2061700d5 Mon Sep 17 00:00:00 2001
From: zires <zshuaibin@gmail.com>
Date: Tue, 26 Feb 2013 13:09:13 +0800
Subject: Make ActionDispatch::Journey::Path::Pattern#new raise more meaningful
 exception message.

---
 actionpack/test/journey/path/pattern_test.rb | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'actionpack/test/journey/path')

diff --git a/actionpack/test/journey/path/pattern_test.rb b/actionpack/test/journey/path/pattern_test.rb
index 2b7227cd0d..ce02104181 100644
--- a/actionpack/test/journey/path/pattern_test.rb
+++ b/actionpack/test/journey/path/pattern_test.rb
@@ -75,6 +75,10 @@ module ActionDispatch
           end
         end
 
+        def test_to_raise_exception_with_bad_expression
+          assert_raise(ArgumentError, "Bad expression: []") { Pattern.new [] }
+        end
+
         def test_to_regexp_with_extended_group
           strexp = Router::Strexp.new(
             '/page/:name',
-- 
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