rust/tests/ui/specialization/cross-crate-defaults.rs

42 lines
771 B
Rust

//@ run-pass
//@ aux-build:cross_crates_defaults.rs
#![feature(specialization)] //~ WARN the feature `specialization` is incomplete
extern crate cross_crates_defaults;
use cross_crates_defaults::*;
struct LocalDefault;
struct LocalOverride;
impl Foo for LocalDefault {}
impl Foo for LocalOverride {
fn foo(&self) -> bool { true }
}
fn test_foo() {
assert!(!0i8.foo());
assert!(!0i32.foo());
assert!(0i64.foo());
assert!(!LocalDefault.foo());
assert!(LocalOverride.foo());
}
fn test_bar() {
assert!(0u8.bar() == 0);
assert!(0i32.bar() == 1);
assert!("hello".bar() == 0);
assert!(vec![()].bar() == 2);
assert!(vec![0i32].bar() == 2);
assert!(vec![0i64].bar() == 3);
}
fn main() {
test_foo();
test_bar();
}