rust/src/test/run-pass/expr-alt-generic-box2.rs
2013-03-29 16:39:08 -07:00

27 lines
868 B
Rust

// Copyright 2012 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.
// xfail-fast
// -*- rust -*-
type compare<T> = @fn(T, T) -> bool;
fn test_generic<T:Copy>(expected: T, eq: compare<T>) {
let actual: T = match true { true => { expected }, _ => fail!(~"wat") };
assert!((eq(expected, actual)));
}
fn test_vec() {
fn compare_box(v1: @int, v2: @int) -> bool { return v1 == v2; }
test_generic::<@int>(@1, compare_box);
}
pub fn main() { test_vec(); }