use expectest::prelude::*;
#[test]
fn emptiness_of_str() {
expect!("".chars()).to(be_empty());
}
#[test]
#[should_panic]
fn emptiness_of_str_should_panic() {
expect!("world".chars()).to(be_empty());
}
#[test]
fn emptiness_of_vec() {
let v: Vec<u32> = vec![];
expect!(v.iter()).to(be_empty());
}
#[test]
#[should_panic]
fn emptiness_of_vec_should_panic() {
let v = vec![1, 2];
expect!(v.iter()).to(be_empty());
}