@Test
public void testSerializeNullValue() throws LdapException, IOException, ClassNotFoundException
{
StringValue csv = new StringValue( ( String ) null );
csv.isValid( new Ia5StringSyntaxChecker() );
csv.apply( at );
StringValue csvSer = deserializeValue( at, serializeValue( csv ) );
assertNotSame( csv, csvSer );
assertEquals( csv.getValue(), csvSer.getValue() );
assertEquals( csv.getNormValue(), csvSer.getNormValue() );