// 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. // pretty-expanded FIXME #23616 #![feature(tempdir, path_ext)] use std::fs::{File, TempDir}; use std::io::prelude::*; pub fn main() { let dir = TempDir::new_in(".", "").unwrap(); let path = dir.path().join("file"); { match File::create(&path) { Err(..) => unreachable!(), Ok(f) => { let mut f = f; for _ in 0..1000 { f.write(&[0]); } } } } assert!(path.exists()); assert_eq!(path.metadata().unwrap().len(), 1000); }