mirror of https://github.com/nodejs/node.git
67 lines
1.9 KiB
JavaScript
67 lines
1.9 KiB
JavaScript
'use strict';
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// Flags: --expose-internals
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const common = require('../common');
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if (process.argv[2] === 'child') {
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setTimeout(() => {}, common.platformTimeout(1000));
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return;
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}
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const assert = require('node:assert');
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const cp = require('node:child_process');
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const { mock, test } = require('node:test');
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const { ChildProcess } = require('internal/child_process');
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// Monkey patch spawn() to create a child process normally, but destroy the
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// stdout and stderr streams. This replicates the conditions where the streams
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// cannot be properly created.
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const original = ChildProcess.prototype.spawn;
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mock.method(ChildProcess.prototype, 'spawn', function() {
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const err = original.apply(this, arguments);
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this.stdout.destroy();
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this.stderr.destroy();
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this.stdout = null;
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this.stderr = null;
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return err;
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});
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function createChild(options, callback) {
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const [cmd, opts] = common.escapePOSIXShell`"${process.execPath}" "${__filename}" child`;
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options = { ...options, env: { ...opts?.env, ...options.env } };
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return cp.exec(cmd, options, common.mustCall(callback));
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}
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test('normal execution of a child process is handled', (_, done) => {
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createChild({}, (err, stdout, stderr) => {
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assert.strictEqual(err, null);
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assert.strictEqual(stdout, '');
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assert.strictEqual(stderr, '');
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done();
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});
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});
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test('execution with an error event is handled', (_, done) => {
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const error = new Error('foo');
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const child = createChild({}, (err, stdout, stderr) => {
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assert.strictEqual(err, error);
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assert.strictEqual(stdout, '');
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assert.strictEqual(stderr, '');
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done();
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});
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child.emit('error', error);
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});
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test('execution with a killed process is handled', (_, done) => {
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createChild({ timeout: 1 }, (err, stdout, stderr) => {
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assert.strictEqual(err.killed, true);
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assert.strictEqual(stdout, '');
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assert.strictEqual(stderr, '');
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done();
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});
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});
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