1 // Copyright 2014 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 struct Fat<T: ?Sized> {
18 fn foo(x: &Fat<[int]>) {
20 assert!(x.ptr.len() == 3);
22 assert!(x.ptr[1] == 2);
24 assert!(x.f2 == "some str");
27 fn foo2<T:ToBar>(x: &Fat<[T]>) {
30 assert!(x.ptr.len() == 3);
31 assert!(y[0].to_bar() == bar);
32 assert!(x.ptr[1].to_bar() == bar);
34 assert!(x.f2 == "some str");
37 fn foo3(x: &Fat<Fat<[int]>>) {
40 assert!(x.f2 == "some str");
41 assert!(x.ptr.f1 == 8);
42 assert!(x.ptr.f2 == "deep str");
43 assert!(x.ptr.ptr.len() == 3);
45 assert!(x.ptr.ptr[1] == 2);
49 #[deriving(PartialEq,Eq)]
55 fn to_bar(&self) -> Bar;
59 fn to_bar(&self) -> Bar {
65 // With a vec of ints.
66 let f1 = Fat { f1: 5, f2: "some str", ptr: [1, 2, 3] };
70 let f3: &Fat<[int]> = f2;
72 let f4: &Fat<[int]> = &f1;
74 let f5: &Fat<[int]> = &Fat { f1: 5, f2: "some str", ptr: [1, 2, 3] };
77 // With a vec of Bars.
79 let f1 = Fat { f1: 5, f2: "some str", ptr: [bar, bar, bar] };
83 let f3: &Fat<[Bar]> = f2;
85 let f4: &Fat<[Bar]> = &f1;
87 let f5: &Fat<[Bar]> = &Fat { f1: 5, f2: "some str", ptr: [bar, bar, bar] };
91 let f5: &mut Fat<[int]> = &mut Fat { f1: 5, f2: "some str", ptr: [1, 2, 3] };
93 assert!(f5.ptr[0] == 1);
94 assert!(f5.ptr[1] == 34);
95 assert!(f5.ptr[2] == 3);
98 let f5: &Fat<[int]> = &Fat { f1: 5, f2: "some str", ptr: [] };
99 assert!(f5.ptr.len() == 0);
100 let f5: &Fat<[Bar]> = &Fat { f1: 5, f2: "some str", ptr: [] };
101 assert!(f5.ptr.len() == 0);
104 let f1 = Fat { f1: 5, f2: "some str", ptr: Fat { f1: 8, f2: "deep str", ptr: [1, 2, 3]} };
108 let f3: &Fat<Fat<[int]>> = f2;
110 let f4: &Fat<Fat<[int]>> = &f1;
112 let f5: &Fat<Fat<[int]>> =
113 &Fat { f1: 5, f2: "some str", ptr: Fat { f1: 8, f2: "deep str", ptr: [1, 2, 3]} };
117 let f1 = box [1i, 2, 3];
118 assert!((*f1)[1] == 2);
119 let f2: Box<[int]> = f1;
120 assert!((*f2)[1] == 2);
123 let f1 : Box<Fat<[int; 3]>> = box Fat { f1: 5, f2: "some str", ptr: [1, 2, 3] };
125 let f2 : Box<Fat<[int]>> = f1;
127 let f3 : Box<Fat<[int]>> = box Fat { f1: 5, f2: "some str", ptr: [1, 2, 3] };