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34 lines
680 B
34 lines
680 B
use futures::future::{Future, FutureObj, FutureExt};
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use std::pin::Pin;
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use futures::task::{Context, Poll};
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#[test]
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fn dropping_does_not_segfault() {
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FutureObj::new(async { String::new() }.boxed());
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}
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#[test]
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fn dropping_drops_the_future() {
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let mut times_dropped = 0;
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struct Inc<'a>(&'a mut u32);
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impl Future for Inc<'_> {
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type Output = ();
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fn poll(self: Pin<&mut Self>, _: &mut Context<'_>) -> Poll<()> {
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unimplemented!()
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}
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}
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impl Drop for Inc<'_> {
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fn drop(&mut self) {
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*self.0 += 1;
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}
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}
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FutureObj::new(Inc(&mut times_dropped).boxed());
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assert_eq!(times_dropped, 1);
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}
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