Tests: added proxy_cookie_domain/path tests with "off" parameter.

proxy_cookie.t

diff --git a/proxy_cookie.t b/proxy_cookie.t
index 7e541b1..d98952c 100644
--- a/proxy_cookie.t
+++ b/proxy_cookie.t
@@ -51,6 +51,13 @@
             proxy_cookie_path /$server_name/ /new/$server_name/;
             proxy_cookie_path ~^/regex/(.+)$ /$1;
             proxy_cookie_path ~*^/caseless/(.+)$ /$1;
+
+            location /off/ {
+                proxy_pass http://127.0.0.1:8081;
+
+                proxy_cookie_domain off;
+                proxy_cookie_path off;
+            }
         }
     }
 
@@ -73,7 +80,7 @@
 
 EOF
 
-$t->run()->plan(8);
+$t->run()->plan(9);
 
 ###############################################################################
 
@@ -100,6 +107,9 @@
 is(http_get_set_cookie('/?domain=www.example.org&path=/path/test.html'),
 	'v=path=domain=; Domain=example.com; Path=/new/test.html',
 	'domain and path rewrite');
+is(http_get_set_cookie('/off/?domain=www.example.org&path=/path/test.html'),
+	'v=path=domain=; Domain=www.example.org; Path=/path/test.html',
+	'domain and path rewrite off');
 
 ###############################################################################