38 lines
1.1 KiB
Rust
38 lines
1.1 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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#[derive(Copy, Clone, Debug)]
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enum foo { large, small, }
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impl PartialEq for foo {
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fn eq(&self, other: &foo) -> bool {
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((*self) as usize) == ((*other) as usize)
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}
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fn ne(&self, other: &foo) -> bool { !(*self).eq(other) }
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}
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pub fn main() {
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let a = (1, 2, 3);
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let b = (1, 2, 3);
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assert_eq!(a, b);
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assert!((a != (1, 2, 4)));
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assert!((a < (1, 2, 4)));
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assert!((a <= (1, 2, 4)));
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assert!(((1, 2, 4) > a));
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assert!(((1, 2, 4) >= a));
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let x = foo::large;
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let y = foo::small;
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assert!((x != y));
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assert_eq!(x, foo::large);
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assert!((x != foo::small));
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}
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