    @Test
    public void testParse() throws ParseException {

        System.out.println("RTSP message Proxy-Require field parse test...");
        String[] rfs = new String[] {
            "Proxy-Require:f1,f2",
            "Proxy-Require: f1,f2",
            "proxy-require: f1,f2",
        };
        
        int i = 0;
        
        ProxyRequireField rf;
        for (; i < rfs.length; i++) {
            rf = (ProxyRequireField)RtspHeader.Field.parse(rfs[i]);
            assertEquals(2, rf.getFeatureCount());
            assertTrue(rf.containsFeature("f1"));
            assertTrue(rf.containsFeature("f2"));
        }
    }