rust/src/test/run-pass/trait-inheritance-auto-xc-2.rs

34 lines
935 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
// aux-build:trait_inheritance_auto_xc_2_aux.rs
extern mod aux(name = "trait_inheritance_auto_xc_2_aux");
// aux defines impls of Foo, Bar and Baz for A
use aux::{Foo, Bar, Baz, A};
// We want to extend all Foo, Bar, Bazes to Quuxes
pub trait Quux: Foo Bar Baz { }
impl<T: Foo Bar Baz> T: Quux { }
fn f<T: Quux>(a: &T) {
assert a.f() == 10;
assert a.g() == 20;
assert a.h() == 30;
}
pub fn main() {
let a = &A { x: 3 };
f(a);
}