mirror of https://github.com/rust-lang/rust
23 lines
713 B
Rust
23 lines
713 B
Rust
use std::ptr;
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use std::task::{RawWaker, RawWakerVTable, Waker};
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#[test]
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fn test_waker_getters() {
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let raw_waker = RawWaker::new(ptr::without_provenance_mut(42usize), &WAKER_VTABLE);
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assert_eq!(raw_waker.data() as usize, 42);
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assert!(ptr::eq(raw_waker.vtable(), &WAKER_VTABLE));
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let waker = unsafe { Waker::from_raw(raw_waker) };
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let waker2 = waker.clone();
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let raw_waker2 = waker2.as_raw();
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assert_eq!(raw_waker2.data() as usize, 43);
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assert!(ptr::eq(raw_waker2.vtable(), &WAKER_VTABLE));
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}
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static WAKER_VTABLE: RawWakerVTable = RawWakerVTable::new(
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|data| RawWaker::new(ptr::without_provenance_mut(data as usize + 1), &WAKER_VTABLE),
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|_| {},
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|_| {},
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|_| {},
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);
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