| // Copyright 2014 The Rust Project Developers. See the COPYRIGHT |
| // file at the top-level directory of this distribution and at |
| // http://rust-lang.org/COPYRIGHT. |
| // |
| // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or |
| // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license |
| // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your |
| // option. This file may not be copied, modified, or distributed |
| // except according to those terms. |
| |
| |
| #[derive(PartialEq, Debug)] |
| struct Bar; |
| #[derive(Debug)] |
| struct Baz; |
| #[derive(Debug)] |
| struct Foo; |
| #[derive(Debug)] |
| struct Fu; |
| |
| impl PartialEq for Baz { fn eq(&self, _: &Baz) -> bool { true } } |
| |
| impl PartialEq<Fu> for Foo { fn eq(&self, _: &Fu) -> bool { true } } |
| impl PartialEq<Foo> for Fu { fn eq(&self, _: &Foo) -> bool { true } } |
| |
| impl PartialEq<Bar> for Foo { fn eq(&self, _: &Bar) -> bool { false } } |
| impl PartialEq<Foo> for Bar { fn eq(&self, _: &Foo) -> bool { false } } |
| |
| fn main() { |
| assert!(Bar != Foo); |
| assert!(Foo != Bar); |
| |
| assert_eq!(Bar, Bar); |
| |
| assert_eq!(Baz, Baz); |
| |
| assert_eq!(Foo, Fu); |
| assert_eq!(Fu, Foo); |
| } |