vendor/overload/tests/unary.rs

   1 extern crate overload;
   2 use overload::overload;
   3 use std::ops;
   4
   5 #[derive(PartialEq, Debug)]
   6 struct A(i32);
   7
   8 #[derive(PartialEq, Debug)]
   9 struct B(i32);
  10
  11 overload!(- (a: A) -> B { B(-a.0) });
  12 #[test]
  13 fn neg() {
  14     assert_eq!(-A(3), B(-3));
  15 }
  16
  17 overload!(! (a: A) -> B { B(!a.0) });
  18 #[test]
  19 fn not() {
  20     assert_eq!(!A(3), B(!3));
  21 }