rust/src/test/run-pass/log-knows-the-names-of-variants-in-std.rs

32 lines
819 B
Rust

// xfail-fast
// 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.
extern mod std;
use std::list;
enum foo {
a(uint),
b(~str),
}
fn check_log<T>(exp: ~str, v: T) {
assert exp == fmt!("%?", v);
}
pub fn main() {
let x = list::from_vec(~[a(22u), b(~"hi")]);
let exp = ~"@Cons(a(22), @Cons(b(~\"hi\"), @Nil))";
let act = fmt!("%?", x);
assert act == exp;
check_log(exp, x);
}