--- /dev/null
+--TEST--
+env response message
+--SKIPIF--
+<?php include "skipif.inc"; ?>
+--POST--
+a=b
+--ENV--
+HTTP_ACCEPT_ENCODING=gzip
+--FILE--
+<?php
+
+$r = new http\env\Response;
+$r->setHeader("foo","bar");
+$r->setContentEncoding(http\env\Response::CONTENT_ENCODING_GZIP);
+$r->setBody(new http\message\Body(fopen(__FILE__,"r")));
+$r->send();
+
+--EXPECTHEADERS--
+Foo: bar
+Content-Encoding: gzip
+Vary: Accept-Encoding
+--EXPECTREGEX--
+^\x1f\x8b\x08.+