rust/library/core/tests/clone.rs
2023-04-29 08:50:56 +00:00

17 lines
324 B
Rust

#[test]
#[cfg_attr(not(bootstrap), allow(suspicious_double_ref_op))]
fn test_borrowed_clone() {
let x = 5;
let y: &i32 = &x;
let z: &i32 = (&y).clone();
assert_eq!(*z, 5);
}
#[test]
fn test_clone_from() {
let a = Box::new(5);
let mut b = Box::new(10);
b.clone_from(&a);
assert_eq!(*b, 5);
}