--- /dev/null
+use Test::More tests => 6;
+use strict;
+use warnings;
+
+{
+
+ package MyApp;
+ use Catalyst qw/-Engine=Test/;
+ use Test::Exception;
+
+ sub stream_it : Local {
+ my ( $self, $c ) = @_;
+
+ lives_ok { $c->res->headers->content_encoding("moose") }
+ "can set header";
+ lives_ok { $c->res->headers->remove_header("moose") }
+ "can remove header";
+ lives_ok { $c->res->cookies->{yadda} = { value => "ping" } }
+ "can make cookie";
+ $c->write("foo");
+ throws_ok { $c->res->headers->content_encoding("moose") }
+ qr/can't modify/i, "can't set header after write";
+ throws_ok { $c->res->headers->remove_header("moose") }
+ qr/can't modify/i, "can't remove header after write";
+ throws_ok { $c->res->cookies->{yadda} = { value => "ping" } }
+ qr/read-only/i, "can't make cookie after write";
+ }
+
+ __PACKAGE__->setup;
+}
+
+use Catalyst::Test qw/MyApp/;
+
+get "/stream_it";
+