src/test/run-pass/str-append.rs


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// 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.


// -*- rust -*-
extern mod std;

fn test1() {
    let mut s: ~str = ~"hello";
    s += ~"world";
    log(debug, copy s);
    assert (s[9] == 'd' as u8);
}

fn test2() {
    // This tests for issue #163

    let ff: ~str = ~"abc";
    let a: ~str = ff + ~"ABC" + ff;
    let b: ~str = ~"ABC" + ff + ~"ABC";
    log(debug, copy a);
    log(debug, copy b);
    assert (a == ~"abcABCabc");
    assert (b == ~"ABCabcABC");
}

fn main() { test1(); test2(); }