1 #![allow(clippy::reversed_empty_ranges)] // This is intentional.
2
3 use futures::io::Window;
4
5 #[test]
set()6 fn set() {
7 let mut buffer = Window::new(&[1, 2, 3]);
8 buffer.set(..3);
9 assert_eq!(buffer.as_ref(), &[1, 2, 3]);
10 buffer.set(3..3);
11 assert_eq!(buffer.as_ref(), &[]);
12 buffer.set(3..=2); // == 3..3
13 assert_eq!(buffer.as_ref(), &[]);
14 buffer.set(0..2);
15 assert_eq!(buffer.as_ref(), &[1, 2]);
16 }
17
18 #[test]
19 #[should_panic]
set_panic_out_of_bounds()20 fn set_panic_out_of_bounds() {
21 let mut buffer = Window::new(&[1, 2, 3]);
22 buffer.set(2..4);
23 }
24
25 #[test]
26 #[should_panic]
set_panic_start_is_greater_than_end()27 fn set_panic_start_is_greater_than_end() {
28 let mut buffer = Window::new(&[1, 2, 3]);
29 buffer.set(3..2);
30 }
31