Sort an array

#[test]
fn t1() {
    let start = std::time::Instant::now();
    let val = Solution::sort_array(vec![5, 2, 3, 1]);
    let expected = vec![1, 2, 3, 5];
    log_result!(val == expected, "t1", start, &expected, &val);
    assert_eq!(val, expected);
}

#[test]
fn t2() {
    let start = std::time::Instant::now();
    let val = Solution::sort_array(vec![5, 1, 1, 2, 0, 0]);
    let expected = vec![0, 0, 1, 1, 2, 5];
    log_result!(val == expected, "t2", start, &expected, &val);
    assert_eq!(val, expected);
}

#[test]
fn t3() {
    let start = std::time::Instant::now();
    let val = Solution::sort_array(vec![1]);
    let expected = vec![1];
    log_result!(val == expected, "t3", start, &expected, &val);
    assert_eq!(val, expected);
}

#[test]
fn t4() {
    let start = std::time::Instant::now();
    let val = Solution::sort_array(vec![3, 2, 1]);
    let expected = vec![1, 2, 3];
    log_result!(val == expected, "t4", start, &expected, &val);
    assert_eq!(val, expected);
}

#[test]
fn t5() {
    let start = std::time::Instant::now();
    let val = Solution::sort_array(vec![-5, 3, 0, -3, 1]);
    let expected = vec![-5, -3, 0, 1, 3];
    log_result!(val == expected, "t5", start, &expected, &val);
    assert_eq!(val, expected);
}