public void testConvert() throws Exception {
Converter hc = new IPAnonymizerConverter(new HashMap<String, Object>());
assertNull(hc.convert(null));
assertEquals("", hc.convert(""));
assertEquals("lol no IP in here", hc.convert("lol no IP in here"));
assertEquals("127.0.1", hc.convert("127.0.1"));
assertEquals("127.0.0.xxx", hc.convert("127.0.0.xxx"));
assertEquals("127.0.0.xxx", hc.convert("127.0.0.1"));
assertEquals("127.0.0.xxx foobar 192.168.1.xxx test", hc.convert("127.0.0.1 foobar 192.168.1.100 test"));