7dd82dd1c3
This commit adds a mustNotCall() helper for testing. This provides an alternative to using common.fail() as a callback, or creating a callback function for the sole purpose of calling common.fail(). PR-URL: https://github.com/nodejs/node/pull/11152 Reviewed-By: Rich Trott <rtrott@gmail.com> Reviewed-By: James M Snell <jasnell@gmail.com> Reviewed-By: Michael Dawson <michael_dawson@ca.ibm.com> Reviewed-By: Santiago Gimeno <santiago.gimeno@gmail.com> Reviewed-By: Sakthipriyan Vairamani <thechargingvolcano@gmail.com> Reviewed-By: Yuta Hiroto <hello@about-hiroppy.com>
28 lines
904 B
JavaScript
28 lines
904 B
JavaScript
'use strict';
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const common = require('../common');
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const assert = require('assert');
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const cluster = require('cluster');
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const net = require('net');
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if (cluster.isMaster) {
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// Master opens and binds the socket and shares it with the worker.
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cluster.schedulingPolicy = cluster.SCHED_NONE;
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// Hog the TCP port so that when the worker tries to bind, it'll fail.
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const server = net.createServer(common.mustNotCall());
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server.listen(common.PORT, common.mustCall(() => {
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const worker = cluster.fork();
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worker.on('exit', common.mustCall((exitCode) => {
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assert.strictEqual(exitCode, 0);
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server.close();
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}));
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}));
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} else {
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const s = net.createServer(common.mustNotCall());
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s.listen(common.PORT, common.mustNotCall('listen should have failed'));
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s.on('error', common.mustCall((err) => {
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assert.strictEqual(err.code, 'EADDRINUSE');
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process.disconnect();
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}));
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}
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