(In reply to Henrik Skupin (:whimboo) from comment #25)
>
> So would this be doable as a browser chrome test?
you can probably write an xpcshell test that sets some http proxy address along with a PROXYCONFIG_MANUAL setting and then test the results of a nsIProtocolProxyService.asyncResolve invocation to make sure the pi.type is not http.
(In reply to Henrik Skupin (:whimboo) from comment #25)
>
> So would this be doable as a browser chrome test?
you can probably write an xpcshell test that sets some http proxy address along with a PROXYCONFIG_MANUAL setting and then test the results of a nsIProtocolProx yService. asyncResolve invocation to make sure the pi.type is not http.