mirror of
https://github.com/rust-lang/rust.git
synced 2024-11-01 06:51:58 +00:00
19 lines
454 B
Rust
19 lines
454 B
Rust
// run-pass
|
|
// aux-build:cci_class_cast.rs
|
|
|
|
extern crate cci_class_cast;
|
|
|
|
use std::string::ToString;
|
|
use cci_class_cast::kitty::cat;
|
|
|
|
fn print_out(thing: Box<dyn ToString>, expected: String) {
|
|
let actual = (*thing).to_string();
|
|
println!("{}", actual);
|
|
assert_eq!(actual.to_string(), expected);
|
|
}
|
|
|
|
pub fn main() {
|
|
let nyan: Box<dyn ToString> = Box::new(cat(0, 2, "nyan".to_string())) as Box<dyn ToString>;
|
|
print_out(nyan, "nyan".to_string());
|
|
}
|