rustlings/exercises/05_vecs/vecs1.rs

26 lines
588 B
Rust

// vecs1.rs
//
// Your task is to create a `Vec` which holds the exact same elements as in the
// array `a`.
//
// Make me compile and pass the test!
//
// Execute `rustlings hint vecs1` or use the `hint` watch subcommand for a hint.
fn array_and_vec() -> ([i32; 4], Vec<i32>) {
let a = [10, 20, 30, 40]; // a plain array
let v = // TODO: declare your vector here with the macro for vectors
(a, v)
}
#[cfg(test)]
mod tests {
use super::*;
#[test]
fn test_array_and_vec_similarity() {
let (a, v) = array_and_vec();
assert_eq!(a, v[..]);
}
}