// Copyright 2012-2014 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 or the MIT license // , at your // option. This file may not be copied, modified, or distributed // except according to those terms. use std::collections::HashMap; fn check_strs(actual: &str, expected: &str) -> bool { if actual != expected { println!("Found {}, but expected {}", actual, expected); return false; } return true; } pub fn main() { let mut table = HashMap::new(); table.insert("one".to_string(), 1); table.insert("two".to_string(), 2); assert!(check_strs(&format!("{:?}", table), "{\"one\": 1, \"two\": 2}") || check_strs(&format!("{:?}", table), "{\"two\": 2, \"one\": 1}")); }