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denoland-deno/cli/tests/unit/ref_unref_test.ts
Matt Mastracci 9010b8df53
perf: remove knowledge of promise IDs from deno (#21132)
We can move all promise ID knowledge to deno_core, allowing us to better
experiment with promise implementation in deno_core.

`{un,}refOpPromise(promise)` is equivalent to
`{un,}refOp(promise[promiseIdSymbol])`
2023-11-09 13:57:26 -07:00

12 lines
506 B
TypeScript

// Copyright 2018-2023 the Deno authors. All rights reserved. MIT license.
import { assertNotEquals, execCode } from "./test_util.ts";
Deno.test("[unrefOpPromise] unref'ing invalid ops does not have effects", async () => {
const [statusCode, _] = await execCode(`
Deno[Deno.internal].core.unrefOpPromise(new Promise(r => null));
setTimeout(() => { throw new Error() }, 10)
`);
// Invalid unrefOpPromise call doesn't affect exit condition of event loop
assertNotEquals(statusCode, 0);
});