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// Binop corner cases
fn test_nil() {
assert_eq!((), ());
assert!(!(() != ()));
assert!(!(() < ()));
assert!(() <= ());
assert!(!(() > ()));
assert!(() >= ());
}
fn test_bool() {
assert!(!(true < false));
assert!(!(true <= false));
assert!(true > false);
assert!(true >= false);
assert!(false < true);
assert!(false <= true);
assert!(!(false > true));
assert!(!(false >= true));
// Bools support bitwise binops
assert_eq!(false & false, false);
assert_eq!(true & false, false);
assert_eq!(true & true, true);
assert_eq!(false | false, false);
assert_eq!(true | false, true);
assert_eq!(true | true, true);
assert_eq!(false ^ false, false);
assert_eq!(true ^ false, true);
assert_eq!(true ^ true, false);
}
#[allow(integer_to_ptr_transmutes)]
fn test_ptr() {
unsafe {
let p1: *const u8 = ::std::mem::transmute(0_usize);
let p2: *const u8 = ::std::mem::transmute(0_usize);
let p3: *const u8 = ::std::mem::transmute(1_usize);
assert_eq!(p1, p2);
assert!(p1 != p3);
assert!(p1 < p3);
assert!(p1 <= p3);
assert!(p3 > p1);
assert!(p3 >= p3);
assert!(p1 <= p2);
assert!(p1 >= p2);
}
}
#[derive(PartialEq, Debug)]
struct P {
x: isize,
y: isize,
}
fn p(x: isize, y: isize) -> P {
P { x: x, y: y }
}
fn test_class() {
let q = p(1, 2);
let mut r = p(1, 2);
assert_eq!(q, r);
r.y = 17;
assert!(r.y != q.y);
assert_eq!(r.y, 17);
assert!(q != r);
}
pub fn main() {
test_nil();
test_bool();
test_ptr();
test_class();
}
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