public void testConversion() {
MutableByteConverter mutableByteConverter = (MutableByteConverter) TypeConverterManager.lookup(MutableByte.class);
assertNull(mutableByteConverter.convert(null));
assertEquals(new MutableByte((byte) 1), mutableByteConverter.convert(new MutableByte((byte) 1)));
assertEquals(new MutableByte((byte) 1), mutableByteConverter.convert(Integer.valueOf(1)));
assertEquals(new MutableByte((byte) 1), mutableByteConverter.convert(Short.valueOf((short) 1)));
assertEquals(new MutableByte((byte) 1), mutableByteConverter.convert(Double.valueOf(1.0D)));
assertEquals(new MutableByte((byte) 1), mutableByteConverter.convert("1"));
assertEquals(new MutableByte((byte) 1), mutableByteConverter.convert(" 1 "));