rust/src/test/ui/array-slice-vec/slice-2.rs
2019-07-27 18:56:16 +03:00

62 lines
1.6 KiB
Rust

// run-pass
// Test slicing expressions on slices and Vecs.
fn main() {
let x: &[isize] = &[1, 2, 3, 4, 5];
let cmp: &[isize] = &[1, 2, 3, 4, 5];
assert_eq!(&x[..], cmp);
let cmp: &[isize] = &[3, 4, 5];
assert_eq!(&x[2..], cmp);
let cmp: &[isize] = &[1, 2, 3];
assert_eq!(&x[..3], cmp);
let cmp: &[isize] = &[2, 3, 4];
assert_eq!(&x[1..4], cmp);
let x: Vec<isize> = vec![1, 2, 3, 4, 5];
let cmp: &[isize] = &[1, 2, 3, 4, 5];
assert_eq!(&x[..], cmp);
let cmp: &[isize] = &[3, 4, 5];
assert_eq!(&x[2..], cmp);
let cmp: &[isize] = &[1, 2, 3];
assert_eq!(&x[..3], cmp);
let cmp: &[isize] = &[2, 3, 4];
assert_eq!(&x[1..4], cmp);
let x: &mut [isize] = &mut [1, 2, 3, 4, 5];
{
let cmp: &mut [isize] = &mut [1, 2, 3, 4, 5];
assert_eq!(&mut x[..], cmp);
}
{
let cmp: &mut [isize] = &mut [3, 4, 5];
assert_eq!(&mut x[2..], cmp);
}
{
let cmp: &mut [isize] = &mut [1, 2, 3];
assert_eq!(&mut x[..3], cmp);
}
{
let cmp: &mut [isize] = &mut [2, 3, 4];
assert_eq!(&mut x[1..4], cmp);
}
let mut x: Vec<isize> = vec![1, 2, 3, 4, 5];
{
let cmp: &mut [isize] = &mut [1, 2, 3, 4, 5];
assert_eq!(&mut x[..], cmp);
}
{
let cmp: &mut [isize] = &mut [3, 4, 5];
assert_eq!(&mut x[2..], cmp);
}
{
let cmp: &mut [isize] = &mut [1, 2, 3];
assert_eq!(&mut x[..3], cmp);
}
{
let cmp: &mut [isize] = &mut [2, 3, 4];
assert_eq!(&mut x[1..4], cmp);
}
}