19 lines
454 B
Rust
19 lines
454 B
Rust
// run-pass
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// aux-build:cci_class_cast.rs
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extern crate cci_class_cast;
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use std::string::ToString;
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use cci_class_cast::kitty::cat;
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fn print_out(thing: Box<dyn ToString>, expected: String) {
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let actual = (*thing).to_string();
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println!("{}", actual);
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assert_eq!(actual.to_string(), expected);
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}
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pub fn main() {
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let nyan: Box<dyn ToString> = Box::new(cat(0, 2, "nyan".to_string())) as Box<dyn ToString>;
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print_out(nyan, "nyan".to_string());
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}
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