@Test
public void testFreemarker()  throws Exception  {

	
	StringWriter out = new StringWriter();
	HashMap model = new HashMap();
	model.put("name", "badqiu");
	pipeline.pipeline("first.flt|second.flt | three.flt", model, out);
	
	System.out.println(out.toString());
	String expected = "<html><head>override_by_first</head><body>override_by_second</body><three><second>first:badqiu</second></three></html>";
	Assert.assertEquals(expected,out.toString().replaceAll("\\s+", ""));
}