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denoland-deno/cli/tests/node_compat/test/parallel/test-child-process-fork-ref2.js
Divy Srivastava 5a91a065b8
fix: implement child_process IPC (#21490)
This PR implements the Node child_process IPC functionality in Deno on
Unix systems.

For `fd > 2` a duplex unix pipe is set up between the parent and child
processes. Currently implements data passing via the channel in the JSON
serialization format.
2023-12-13 11:14:16 +01:00

63 lines
2.1 KiB
JavaScript

// deno-fmt-ignore-file
// deno-lint-ignore-file
// Copyright Joyent and Node contributors. All rights reserved. MIT license.
// Taken from Node 18.12.1
// This file is automatically generated by `tools/node_compat/setup.ts`. Do not modify this file manually.
// Copyright Joyent, Inc. and other Node contributors.
//
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to permit
// persons to whom the Software is furnished to do so, subject to the
// following conditions:
//
// The above copyright notice and this permission notice shall be included
// in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
// USE OR OTHER DEALINGS IN THE SOFTWARE.
'use strict';
// Ignore on Windows.
if (process.platform === 'win32') {
process.exit(0);
}
const {
mustCall,
mustNotCall,
platformTimeout,
} = require('../common');
const fork = require('child_process').fork;
const debug = require('util').debuglog('test');
if (process.argv[2] === 'child') {
debug('child -> call disconnect');
process.disconnect();
setTimeout(() => {
debug('child -> will this keep it alive?');
process.on('message', mustNotCall());
}, platformTimeout(400));
} else {
const child = fork(__filename, ['child']);
child.on('disconnect', mustCall(() => {
debug('parent -> disconnect');
}));
child.once('exit', mustCall(() => {
debug('parent -> exit');
}));
}