extern crate datetime;
use datetime::{Year};
#[test]
fn year_1600() {
assert!(Year(1600).is_leap_year());
}
#[test]
fn year_1900() {
assert!(Year(1900).is_leap_year() == false);
}
#[test]
fn year_2000() {
assert!(Year(2000).is_leap_year());
}
#[test]
fn year_2038() {
assert!(Year(2038).is_leap_year() == false);
}