ec7c800d2f
This commit removes pretty-expanded from all tests that wind up calling panic! one way or another now that its internals are unstable.
47 lines
1.1 KiB
Rust
47 lines
1.1 KiB
Rust
// Copyright 2012 The Rust Project Developers. See the COPYRIGHT
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// file at the top-level directory of this distribution and at
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// http://rust-lang.org/COPYRIGHT.
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//
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// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
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// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
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// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
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// option. This file may not be copied, modified, or distributed
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// except according to those terms.
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#![feature(collections)]
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extern crate collections;
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use std::collections::HashMap;
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// This is a fancy one: it uses an external iterator established
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// outside the loop, breaks, then _picks back up_ and continues
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// iterating with it.
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pub fn main() {
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let mut h = HashMap::new();
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let kvs = [(1, 10), (2, 20), (3, 30)];
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for &(k,v) in &kvs {
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h.insert(k,v);
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}
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let mut x = 0;
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let mut y = 0;
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let mut i = h.iter();
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for (&k,&v) in i.by_ref() {
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x += k;
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y += v;
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break;
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}
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for (&k,&v) in i {
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x += k;
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y += v;
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}
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assert_eq!(x, 6);
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assert_eq!(y, 60);
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}
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