Converter hc = new SyslogPriLevelConverter(new HashMap<String, Object>());
assertNull(hc.convert(null));
assertEquals("", hc.convert(""));
assertEquals("lol no number", hc.convert("lol no number"));
assertEquals(6, hc.convert("14")); // info
assertEquals(4, hc.convert("12")); // warning
assertEquals(7, hc.convert("7")); // debug
assertEquals(7, hc.convert("87")); // debug
assertEquals(5, hc.convert("5")); // notice
}