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use crate::sync::CancellationToken;
use loom::{future::block_on, thread};
use tokio_test::assert_ok;
#[test]
fn cancel_token() {
loom::model(|| {
let token = CancellationToken::new();
let token1 = token.clone();
let th1 = thread::spawn(move || {
block_on(async {
token1.cancelled().await;
});
});
let th2 = thread::spawn(move || {
token.cancel();
});
assert_ok!(th1.join());
assert_ok!(th2.join());
});
}
#[test]
fn cancel_with_child() {
loom::model(|| {
let token = CancellationToken::new();
let token1 = token.clone();
let token2 = token.clone();
let child_token = token.child_token();
let th1 = thread::spawn(move || {
block_on(async {
token1.cancelled().await;
});
});
let th2 = thread::spawn(move || {
token2.cancel();
});
let th3 = thread::spawn(move || {
block_on(async {
child_token.cancelled().await;
});
});
assert_ok!(th1.join());
assert_ok!(th2.join());
assert_ok!(th3.join());
});
}
#[test]
fn drop_token_no_child() {
loom::model(|| {
let token = CancellationToken::new();
let token1 = token.clone();
let token2 = token.clone();
let th1 = thread::spawn(move || {
drop(token1);
});
let th2 = thread::spawn(move || {
drop(token2);
});
let th3 = thread::spawn(move || {
drop(token);
});
assert_ok!(th1.join());
assert_ok!(th2.join());
assert_ok!(th3.join());
});
}
#[test]
fn drop_token_with_childs() {
loom::model(|| {
let token1 = CancellationToken::new();
let child_token1 = token1.child_token();
let child_token2 = token1.child_token();
let th1 = thread::spawn(move || {
drop(token1);
});
let th2 = thread::spawn(move || {
drop(child_token1);
});
let th3 = thread::spawn(move || {
drop(child_token2);
});
assert_ok!(th1.join());
assert_ok!(th2.join());
assert_ok!(th3.join());
});
}
#[test]
fn drop_and_cancel_token() {
loom::model(|| {
let token1 = CancellationToken::new();
let token2 = token1.clone();
let child_token = token1.child_token();
let th1 = thread::spawn(move || {
drop(token1);
});
let th2 = thread::spawn(move || {
token2.cancel();
});
let th3 = thread::spawn(move || {
drop(child_token);
});
assert_ok!(th1.join());
assert_ok!(th2.join());
assert_ok!(th3.join());
});
}
#[test]
fn cancel_parent_and_child() {
loom::model(|| {
let token1 = CancellationToken::new();
let token2 = token1.clone();
let child_token = token1.child_token();
let th1 = thread::spawn(move || {
drop(token1);
});
let th2 = thread::spawn(move || {
token2.cancel();
});
let th3 = thread::spawn(move || {
child_token.cancel();
});
assert_ok!(th1.join());
assert_ok!(th2.join());
assert_ok!(th3.join());
});
}