rust/src/test/compile-fail/vec-add.rs

// 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.

// xfail-test

// FIXME (Issue #2711): + should allow immutable or mutable vectors on
// the right hand side in all cases. We are getting compiler errors
// about this now, so I'm xfailing the test for now. -eholk

fn add(i: ~[int], m: ~[mut int], c: ~[const int]) {

    // Check that:
    //  (1) vectors of any two mutabilities can be added
    //  (2) result has mutability of lhs

   add(i + ~[3],
       m + ~[3],
       ~[3]);

   add(i + ~[mut 3],
       m + ~[mut 3],
       ~[mut 3]);

   add(i + i,
       m + i,
       i);

   add(i + m,
       m + m,
       m);

   add(i + c,
       m + c,
       c);

   add(m + ~[3], //~ ERROR mismatched types
       m + ~[3],
       m + ~[3]);

   add(i + ~[3],
       i + ~[3], //~ ERROR mismatched types
       i + ~[3]);

   add(c + ~[3], //~ ERROR mismatched types
                //~^ ERROR binary operation + cannot be applied
       c + ~[3], //~ ERROR binary operation + cannot be applied
                //~^ mismatched types
       ~[3]);

   add(m + ~[mut 3], //~ ERROR mismatched types
       m + ~[mut 3],
       m + ~[mut 3]);

   add(i + ~[mut 3],
       i + ~[mut 3], //~ ERROR mismatched types
       i + ~[mut 3]);

   add(c + ~[mut 3], //~ ERROR binary operation + cannot be applied
                    //~^ mismatched types
       c + ~[mut 3], //~ ERROR binary operation + cannot be applied
                    //~^ mismatched types
       ~[mut 3]);

   add(m + i, //~ ERROR mismatched types
       m + i,
       m + i);

   add(i + i,
       i + i, //~ ERROR mismatched types
       i + i);

   add(c + i, //~ ERROR binary operation + cannot be applied
              //~^ ERROR mismatched types
       c + i, //~ ERROR binary operation + cannot be applied
              //~^ ERROR mismatched types
       i);

   add(m + m, //~ ERROR mismatched types
       m + m,
       m + m);

   add(i + m,
       i + m, //~ ERROR mismatched types
       i + m);

   add(c + m, //~ ERROR binary operation + cannot be applied
              //~^ ERROR mismatched types
       c + m, //~ ERROR binary operation + cannot be applied
              //~^ ERROR mismatched types
       m);

   add(m + c, //~ ERROR mismatched types
       m + c,
       m + c);

   add(i + c,
       i + c, //~ ERROR mismatched types
       i + c);

   add(c + c, //~ ERROR binary operation + cannot be applied
              //~^ ERROR mismatched types
       c + c, //~ ERROR binary operation + cannot be applied
              //~^ ERROR mismatched types
       c);
}

fn main() {
}