assertEquals(elementDataClassDefinition.getDataClass(), Long.class);
assertNotNull(elementDataClassDefinition.getFlowTranslator());
assertTrue(elementDataClassDefinition.getFlowTranslator() instanceof LongFlowTranslator, elementDataClassDefinition.getFlowTranslator().toString());
// verify that the resolved result can do something useful
Set<Long> result = dataClassDefinition.deserialize(flowPropertyProvider, null, "[34,45,67]");
assertTrue(result.containsAll(Arrays.asList(34L, 45L, 67L)));
assertEquals(result.size(), 3);
String serializedResult = (String) dataClassDefinition.serialize(null, result);
assertEquals(serializedResult, "[34,45,67]");