92 lines
2.1 KiB
Rust
92 lines
2.1 KiB
Rust
// Copyright 2012 The Rust Project Developers. See the COPYRIGHT
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// file at the top-level directory of this distribution and at
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// http://rust-lang.org/COPYRIGHT.
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//
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// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
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// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
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// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
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// option. This file may not be copied, modified, or distributed
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// except according to those terms.
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// Binop corner cases
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fn test_nil() {
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assert_eq!((), ());
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assert!((!(() != ())));
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assert!((!(() < ())));
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assert!((() <= ()));
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assert!((!(() > ())));
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assert!((() >= ()));
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}
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fn test_bool() {
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assert!((!(true < false)));
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assert!((!(true <= false)));
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assert!((true > false));
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assert!((true >= false));
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assert!((false < true));
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assert!((false <= true));
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assert!((!(false > true)));
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assert!((!(false >= true)));
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// Bools support bitwise binops
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assert_eq!(false & false, false);
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assert_eq!(true & false, false);
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assert_eq!(true & true, true);
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assert_eq!(false | false, false);
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assert_eq!(true | false, true);
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assert_eq!(true | true, true);
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assert_eq!(false ^ false, false);
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assert_eq!(true ^ false, true);
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assert_eq!(true ^ true, false);
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}
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fn test_ptr() {
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unsafe {
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let p1: *const u8 = ::std::mem::transmute(0_usize);
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let p2: *const u8 = ::std::mem::transmute(0_usize);
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let p3: *const u8 = ::std::mem::transmute(1_usize);
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assert_eq!(p1, p2);
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assert!(p1 != p3);
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assert!(p1 < p3);
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assert!(p1 <= p3);
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assert!(p3 > p1);
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assert!(p3 >= p3);
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assert!(p1 <= p2);
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assert!(p1 >= p2);
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}
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}
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#[derive(PartialEq, Debug)]
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struct P {
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x: isize,
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y: isize,
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}
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fn p(x: isize, y: isize) -> P {
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P {
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x: x,
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y: y
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}
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}
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fn test_class() {
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let q = p(1, 2);
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let mut r = p(1, 2);
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assert_eq!(q, r);
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r.y = 17;
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assert!((r.y != q.y));
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assert_eq!(r.y, 17);
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assert!((q != r));
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}
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pub fn main() {
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test_nil();
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test_bool();
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test_ptr();
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test_class();
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}
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