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Add failing unit test for buffer opening cancellation

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This commit is contained in:
Antonio Scandurra 2022-08-17 11:53:51 +02:00
parent eddab33b16
commit 75c9b90c76
2 changed files with 58 additions and 9 deletions
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21
crates/gpui/src/executor.rs
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@ -381,6 +381,17 @@ impl Deterministic {
state.forbid_parking = true;
state.rng = StdRng::seed_from_u64(state.seed);
}
pub async fn simulate_random_delay(&self) {
use rand::prelude::*;
use smol::future::yield_now;
if self.state.lock().rng.gen_bool(0.2) {
let yields = self.state.lock().rng.gen_range(1..=10);
for _ in 0..yields {
yield_now().await;
}
}
}
}
impl Drop for Timer {
@ -662,17 +673,9 @@ impl Background {
#[cfg(any(test, feature = "test-support"))]
pub async fn simulate_random_delay(&self) {
use rand::prelude::*;
use smol::future::yield_now;
match self {
Self::Deterministic { executor, .. } => {
if executor.state.lock().rng.gen_bool(0.2) {
let yields = executor.state.lock().rng.gen_range(1..=10);
for _ in 0..yields {
yield_now().await;
}
}
executor.simulate_random_delay().await;
}
_ => {
panic!("this method can only be called on a deterministic executor")