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async function* gen() {
for (await using _ of [{[Symbol.asyncDispose]: () => Promise.resolve()}]) {
yield 1;
}
}
let result = 0;
async function test() {
for (let i = 0; i < 20; i++) {
const it = gen();
assertEq((await it.next()).value, 1);
const res = await it.return(42);
assertEq(res.done, true);
result += res.value;
}
}
test();
drainJobQueue();
assertEq(result, 840);