node/test/parallel/test-cluster-worker-kill-signal.js
Antoine du Hamel 2c1b9f506a
test: remove unnecessary noop function args to mustCall()
RefsL https://github.com/nodejs/node/pull/45027

PR-URL: https://github.com/nodejs/node/pull/45047
Reviewed-By: Rich Trott <rtrott@gmail.com>
Reviewed-By: Yagiz Nizipli <yagiz@nizipli.com>
Reviewed-By: Darshan Sen <raisinten@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Zeyu "Alex" Yang <himself65@outlook.com>
2022-10-20 13:13:32 +00:00

50 lines
1.5 KiB
JavaScript

'use strict';
// test-cluster-worker-kill-signal.js
// verifies that when we're killing a worker using Worker.prototype.kill
// and the worker's process was killed with the given signal (SIGKILL)
const common = require('../common');
const assert = require('assert');
const cluster = require('cluster');
if (cluster.isWorker) {
// Make the worker run something
const http = require('http');
const server = http.Server(() => { });
server.once('listening', common.mustCall());
server.listen(0, '127.0.0.1');
} else if (cluster.isMaster) {
const KILL_SIGNAL = 'SIGKILL';
// Start worker
const worker = cluster.fork();
// When the worker is up and running, kill it
worker.once('listening', common.mustCall(() => {
worker.kill(KILL_SIGNAL);
}));
// Check worker events and properties
worker.on('disconnect', common.mustCall(() => {
assert.strictEqual(worker.exitedAfterDisconnect, false);
assert.strictEqual(worker.state, 'disconnected');
}, 1));
// Check that the worker died
worker.once('exit', common.mustCall((exitCode, signalCode) => {
const isWorkerProcessStillAlive = common.isAlive(worker.process.pid);
const numOfRunningWorkers = Object.keys(cluster.workers).length;
assert.strictEqual(exitCode, null);
assert.strictEqual(signalCode, KILL_SIGNAL);
assert.strictEqual(isWorkerProcessStillAlive, false);
assert.strictEqual(numOfRunningWorkers, 0);
}, 1));
// Check if the cluster was killed as well
cluster.on('exit', common.mustCall(1));
}