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1 | // Copyright 2013 The Rust Project Developers. See the COPYRIGHT |
2 | // file at the top-level directory of this distribution and at | |
3 | // http://rust-lang.org/COPYRIGHT. | |
4 | // | |
5 | // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or | |
6 | // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license | |
7 | // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your | |
8 | // option. This file may not be copied, modified, or distributed | |
9 | // except according to those terms. | |
10 | ||
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11 | // Test invoked `&self` methods on owned objects where the values |
12 | // closed over do not contain managed values, and thus the boxes do | |
13 | // not have headers. | |
14 | ||
c34b1796 | 15 | |
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16 | #![allow(unknown_features)] |
17 | #![feature(box_syntax)] | |
18 | ||
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19 | |
20 | trait FooTrait { | |
c34b1796 | 21 | fn foo(&self) -> usize; |
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22 | } |
23 | ||
24 | struct BarStruct { | |
c34b1796 | 25 | x: usize |
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26 | } |
27 | ||
28 | impl FooTrait for BarStruct { | |
c34b1796 | 29 | fn foo(&self) -> usize { |
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30 | self.x |
31 | } | |
32 | } | |
33 | ||
223e47cc | 34 | pub fn main() { |
c30ab7b3 | 35 | let foos: Vec<Box<FooTrait>> = vec![ |
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36 | box BarStruct{ x: 0 } as Box<FooTrait>, |
37 | box BarStruct{ x: 1 } as Box<FooTrait>, | |
38 | box BarStruct{ x: 2 } as Box<FooTrait> | |
c30ab7b3 | 39 | ]; |
970d7e83 | 40 | |
c34b1796 | 41 | for i in 0..foos.len() { |
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42 | assert_eq!(i, foos[i].foo()); |
43 | } | |
223e47cc | 44 | } |