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denoland-deno/cli/tests/unit_node/events_test.ts
2024-01-01 19:58:21 +00:00

27 lines
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TypeScript

// Copyright 2018-2024 the Deno authors. All rights reserved. MIT license.
import { EventEmitter } from "node:events";
EventEmitter.captureRejections = true;
Deno.test("regression #20441", async () => {
const { promise, resolve } = Promise.withResolvers<void>();
const ee = new EventEmitter();
ee.on("foo", function () {
const p = new Promise((_resolve, reject) => {
setTimeout(() => {
reject();
}, 100);
});
return p;
});
ee.on("error", function (_) {
resolve();
});
ee.emit("foo");
await promise;
});