rust/src/test/run-pass/deriving-hash.rs
Alex Crichton ec7c800d2f Remove pretty-expanded from failing tests
This commit removes pretty-expanded from all tests that wind up calling panic!
one way or another now that its internals are unstable.
2015-04-08 17:21:34 -07:00

41 lines
1013 B
Rust

// 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.
#![feature(hash)]
use std::hash::{Hash, SipHasher};
#[derive(Hash)]
struct Person {
id: usize,
name: String,
phone: usize,
}
fn hash<T: Hash>(t: &T) -> u64 {
std::hash::hash::<T, SipHasher>(t)
}
fn main() {
let person1 = Person {
id: 5,
name: "Janet".to_string(),
phone: 555_666_7777
};
let person2 = Person {
id: 5,
name: "Bob".to_string(),
phone: 555_666_7777
};
assert!(hash(&person1) == hash(&person1));
assert!(hash(&person1) != hash(&person2));
}