final MasterConversionService service = Sapphire.service( MasterConversionService.class );
assertEquals( "-2147483648", service.convert( Integer.valueOf( -2147483648 ), String.class ) );
assertEquals( "-32768", service.convert( Integer.valueOf( -32768 ), String.class ) );
assertEquals( "-128", service.convert( Integer.valueOf( -128 ), String.class ) );
assertEquals( "-48", service.convert( Integer.valueOf( -48 ), String.class ) );
assertEquals( "0", service.convert( Integer.valueOf( 0 ), String.class ) );
assertEquals( "47", service.convert( Integer.valueOf( 47 ), String.class ) );
assertEquals( "127", service.convert( Integer.valueOf( 127 ), String.class ) );
assertEquals( "32767", service.convert( Integer.valueOf( 32767 ), String.class ) );
assertEquals( "2147483647", service.convert( Integer.valueOf( 2147483647 ), String.class ) );