model.setDoubleListAttr(Arrays.asList(9.9, 8.8, 7.7));
String json = m.modelToJson(model);
System.out.println(json);
JSON j = new JSON();
j.setSuppressNull(true);
System.out.println(j.format(model));
Assert
.assertEquals(
"{\"booleanListAttr\":[true,false,true],\"doubleListAttr\":[9.9,8.8,7.7],\"floatListAttr\":[9.9,8.8,7.7]"
+ ",\"integerListAttr\":[9,8,7],\"longListAttr\":[9,8,7]"
+ ",\"shortListAttr\":[9,8,7]}",