ref: c8b187f9db503465460d8bafa2d7a758bbcf59ca
dir: /tests/adt.b/
implement Sample; include "sys.m"; sys: Sys; Person: adt { name: string; age: int; }; Sample: module { init: fn(); }; init() { sys = load Sys Sys->PATH; d : Person; d.name = "Jane"; d.age = 20; sys->print("should print Jane result %s\n", d.name); sys->print("should print 20 result %d\n", d.age); a := ("Doe", 21); a = d; sys->print("should print Jane result %s\n", d.name); p, np : ref Person; p = np = ref Person("Jane", 20); d.name = "Doe"; sys->print("should print Jane result %s\n", p.name); }