final ModelNode value = ArgumentValueConverter.PROPERTIES.fromString("[(\"a\"=>\"b\"),(\"c\"=>\"d\")]");
assertNotNull(value);
assertEquals(ModelType.LIST, value.getType());
final List<Property> list = value.asPropertyList();
assertEquals(2, list.size());
Property prop = list.get(0);
assertNotNull(prop);
assertEquals("a", prop.getName());
assertEquals("b", prop.getValue().asString());
prop = list.get(1);
assertNotNull(prop);
assertEquals("c", prop.getName());
assertEquals("d", prop.getValue().asString());
}