assertEquals(Long.valueOf(173), longConverter.convert(Integer.valueOf(173)));
assertEquals(Long.valueOf(173), longConverter.convert(Short.valueOf((short) 173)));
assertEquals(Long.valueOf(173), longConverter.convert(Double.valueOf(173.0D)));
assertEquals(Long.valueOf(173), longConverter.convert(Float.valueOf(173.0F)));
assertEquals(Long.valueOf(173), longConverter.convert("173"));
assertEquals(Long.valueOf(173), longConverter.convert(" 173 "));
assertEquals(Long.valueOf(-1), longConverter.convert(" -1 "));
assertEquals(Long.valueOf(1), longConverter.convert(" +1 "));
assertEquals(Long.valueOf(9223372036854775807L), longConverter.convert(" +9223372036854775807 "));
assertEquals(Long.valueOf(-9223372036854775808L), longConverter.convert(" -9223372036854775808 "));