viaHeaders = request.getHeaders(ViaHeader.NAME);
viaHeader = (ViaHeader)viaHeaders.next();
assertEquals( viaHeader, tivia.iterator().next() ) ;
header = response.getHeader("My-Header");
assertEquals(header, tiextensionHeader);
response.removeHeader("My-Header");
assertNull(response.getHeader("My-Header")) ;
ContentLengthHeader cl = response.getContentLength();
assertNotNull(cl) ;
} catch (Exception ex) {
ex.printStackTrace();