11cb0ef41Sopenharmony_ci'use strict';
21cb0ef41Sopenharmony_ciconst common = require('../common');
31cb0ef41Sopenharmony_ciconst { Worker } = require('worker_threads');
41cb0ef41Sopenharmony_ci
51cb0ef41Sopenharmony_ci// This used to crash because the `.unref()` was unexpected while the Worker
61cb0ef41Sopenharmony_ci// was exiting.
71cb0ef41Sopenharmony_ci
81cb0ef41Sopenharmony_ciconst w = new Worker(`
91cb0ef41Sopenharmony_cirequire('worker_threads').parentPort.postMessage({});
101cb0ef41Sopenharmony_ci`, { eval: true });
111cb0ef41Sopenharmony_ciw.on('message', common.mustCall(() => {
121cb0ef41Sopenharmony_ci  w.unref();
131cb0ef41Sopenharmony_ci}));
141cb0ef41Sopenharmony_ci
151cb0ef41Sopenharmony_ci// Wait a bit so that the 'message' event is emitted while the Worker exits.
161cb0ef41Sopenharmony_ciAtomics.wait(new Int32Array(new SharedArrayBuffer(4)), 0, 0, 100);
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