1 files changed, 3 insertions, 0 deletions
diff --git a/test/uri/test_generic.rb b/test/uri/test_generic.rb
index a982d4e1cf..34876ebaed 100644
--- a/test/uri/test_generic.rb
+++ b/test/uri/test_generic.rb
@@ -177,6 +177,9 @@ class TestGeneric < Test::Unit::TestCase
 
     url = URI.parse('http://hoge/a/b/').route_to('http://MOGE/b/')
     assert_equal('//MOGE/b/', url.to_s)
+
+    url = URI.parse('file:///a/b/').route_to('file:///a/b/')
+    assert_equal('', url.to_s)
   end
 
   def test_rfc2396_examples