51 lines
1.3 KiB
Rust
51 lines
1.3 KiB
Rust
// Copyright 2013 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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#[deriving(Eq, TotalEq, Ord, TotalOrd)]
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struct TS<T>(T,T);
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pub fn main() {
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let ts1 = TS(1, 1);
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let ts2 = TS(1, 2);
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// in order for both Ord and TotalOrd
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let tss = [ts1, ts2];
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for (i, ts1) in tss.iter().enumerate() {
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for (j, ts2) in tss.iter().enumerate() {
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let ord = i.cmp(&j);
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let eq = i == j;
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let lt = i < j;
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let le = i <= j;
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let gt = i > j;
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let ge = i >= j;
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// Eq
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assert_eq!(*ts1 == *ts2, eq);
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assert_eq!(*ts1 != *ts2, !eq);
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// TotalEq
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assert_eq!(ts1.equals(ts2), eq);
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// Ord
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assert_eq!(*ts1 < *ts2, lt);
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assert_eq!(*ts1 > *ts2, gt);
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assert_eq!(*ts1 <= *ts2, le);
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assert_eq!(*ts1 >= *ts2, ge);
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// TotalOrd
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assert_eq!(ts1.cmp(ts2), ord);
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}
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}
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}
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