1 // Copyright 2012-2015 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.
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.
11 //! Test for `boxed` mod.
15 use core::result::Result::{Ok, Err};
16 use core::clone::Clone;
22 fn test_owned_clone() {
24 let b: Box<i32> = a.clone();
28 #[derive(PartialEq, Eq)]
33 let a = Box::new(8) as Box<Any>;
34 let b = Box::new(Test) as Box<Any>;
36 match a.downcast::<i32>() {
37 Ok(a) => { assert!(a == Box::new(8)); }
40 match b.downcast::<Test>() {
41 Ok(a) => { assert!(a == Box::new(Test)); }
45 let a = Box::new(8) as Box<Any>;
46 let b = Box::new(Test) as Box<Any>;
48 assert!(a.downcast::<Box<Test>>().is_err());
49 assert!(b.downcast::<Box<i32>>().is_err());
54 let a = Box::new(8) as Box<Any>;
55 let b = Box::new(Test) as Box<Any>;
56 let a_str = format!("{:?}", a);
57 let b_str = format!("{:?}", b);
58 assert_eq!(a_str, "Any");
59 assert_eq!(b_str, "Any");
61 static EIGHT: usize = 8;
62 static TEST: Test = Test;
63 let a = &EIGHT as &Any;
64 let b = &TEST as &Any;
65 let s = format!("{:?}", a);
67 let s = format!("{:?}", b);
73 fn homura<T: Deref<Target=i32>>(_: T) { }
74 homura(Box::new(765));
80 let p = Box::into_raw(x);
84 let y = Box::from_raw(p);
93 fn set(&mut self, value: u32);
99 fn get(&self) -> u32 {
103 fn set(&mut self, value: u32) {
108 let x: Box<Foo> = Box::new(Bar(17));
109 let p = Box::into_raw(x);
111 assert_eq!(17, (*p).get());
113 let y: Box<Foo> = Box::from_raw(p);
114 assert_eq!(19, y.get());