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simplify async-fn tests

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This commit is contained in:
Ralf Jung 2019-08-09 10:26:48 +02:00
parent d5294a5bf3
commit fc06cb71bf
1 changed files with 25 additions and 28 deletions
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53
tests/run-pass/async-fn.rs
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@ -40,38 +40,35 @@ async fn includes_never(crash: bool, x: u32) -> u32 {
result
}
fn raw_waker_clone(_this: *const ()) -> RawWaker {
panic!("unimplemented");
}
fn raw_waker_wake(_this: *const ()) {
panic!("unimplemented");
}
fn raw_waker_wake_by_ref(_this: *const ()) {
panic!("unimplemented");
}
fn raw_waker_drop(_this: *const ()) {}
fn run_fut(mut fut: impl Future<Output=u32>, output: u32) {
fn raw_waker_clone(_this: *const ()) -> RawWaker {
panic!("unimplemented");
}
fn raw_waker_wake(_this: *const ()) {
panic!("unimplemented");
}
fn raw_waker_wake_by_ref(_this: *const ()) {
panic!("unimplemented");
}
fn raw_waker_drop(_this: *const ()) {}
static RAW_WAKER: RawWakerVTable = RawWakerVTable::new(
raw_waker_clone,
raw_waker_wake,
raw_waker_wake_by_ref,
raw_waker_drop,
);
static RAW_WAKER: RawWakerVTable = RawWakerVTable::new(
raw_waker_clone,
raw_waker_wake,
raw_waker_wake_by_ref,
raw_waker_drop,
);
let waker = unsafe { Waker::from_raw(RawWaker::new(ptr::null(), &RAW_WAKER)) };
let mut context = Context::from_waker(&waker);
assert_eq!(unsafe { Pin::new_unchecked(&mut fut) }.poll(&mut context), Poll::Ready(output));
}
fn main() {
let x = 5;
let mut fut = foo(&x, 7);
let waker = unsafe { Waker::from_raw(RawWaker::new(ptr::null(), &RAW_WAKER)) };
let mut context = Context::from_waker(&waker);
assert_eq!(unsafe { Pin::new_unchecked(&mut fut) }.poll(&mut context), Poll::Ready(31));
run_fut(foo(&x, 7), 31);
let mut fut = build_aggregate(1, 2, 3, 4);
let waker = unsafe { Waker::from_raw(RawWaker::new(ptr::null(), &RAW_WAKER)) };
let mut context = Context::from_waker(&waker);
assert_eq!(unsafe { Pin::new_unchecked(&mut fut) }.poll(&mut context), Poll::Ready(10));
run_fut(build_aggregate(1, 2, 3, 4), 10);
let mut fut = includes_never(false, 4);
let waker = unsafe { Waker::from_raw(RawWaker::new(ptr::null(), &RAW_WAKER)) };
let mut context = Context::from_waker(&waker);
assert_eq!(unsafe { Pin::new_unchecked(&mut fut) }.poll(&mut context), Poll::Ready(16));
run_fut(includes_never(false, 4), 16);
}