in crates/paimon/src/spec/schema.rs [128:136]
fn test_new_id() {
let d_type = DataType::Int(IntType::new());
let new_data_field = DataField::new(1, "field1".to_string(), d_type.clone()).with_id(2);
assert_eq!(new_data_field.id(), 2);
assert_eq!(new_data_field.name(), "field1");
assert_eq!(new_data_field.data_type(), &d_type);
assert_eq!(new_data_field.description(), None);
}