code: /** 
   * Basic test to prove detection of the ResponseHandler response.
   */
  @Test public void testNoMechanisms() throws Exception {
    DefaultServer.setRootHandler(new ResponseHandler());
    TestHttpClient client=new TestHttpClient();
    HttpGet get=new HttpGet(DefaultServer.getDefaultServerURL());
    HttpResponse result=client.execute(get);
    assertEquals(200,result.getStatusLine().getStatusCode());
    Header[] values=result.getHeaders("ProcessedBy");
    assertEquals(1,values.length);
    assertEquals("ResponseHandler",values[0].getValue());
  }
  