Bug 1503393 - verify default localhost not-proxied with PAC r=mayhemer

--HG--
extra : rebase_source : 5420755b96982f87f1926ae8020b81fd69679a6d
extra : source : 02e383b73c971e656097b3040e9cc523039018d6

netwerk/test/unit/test_protocolproxyservice.js

@@ -953,10 +953,41 @@ function isresolvable_callback(pi)
   Assert.equal(pi.port, 1234);
   Assert.equal(pi.host, "127.0.0.1");
 
+  run_localhost_pac();
+}
+
+function run_localhost_pac()
+{
+  // test localhost in the pac file
+
+  var pac = 'data:text/plain,' +
+            'function FindProxyForURL(url, host) {' +
+            ' return "PROXY totallycrazy:1234";' +
+            '}';
+
+  // Use default filter list string for "no_proxies_on" ("localhost, 127.0.0.1")
+  prefs.clearUserPref("network.proxy.no_proxies_on");
+  var channel = NetUtil.newChannel({
+    uri: "http://localhost/",
+    loadUsingSystemPrincipal: true
+  });
+  prefs.setIntPref("network.proxy.type", 2);
+  prefs.setCharPref("network.proxy.autoconfig_url", pac);
+
+  var cb = new resolveCallback();
+  cb.nextFunction = localhost_callback;
+  var req = pps.asyncResolve(channel, 0, cb);
+}
+
+function localhost_callback(pi)
+{
+  Assert.equal(pi, null); // no proxy!
+
   prefs.setIntPref("network.proxy.type", 0);
   do_test_finished();
 }
 
+
 function run_test() {
   register_test_protocol_handler();