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93 lines
2.5 KiB
93 lines
2.5 KiB
'use strict';
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const common = require('../common');
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const assert = require('assert');
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const { ChildProcess } = require('child_process');
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assert.strictEqual(typeof ChildProcess, 'function');
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function typeName(value) {
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return value === null ? 'null' : typeof value;
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}
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{
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// Verify that invalid options to spawn() throw.
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const child = new ChildProcess();
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[undefined, null, 'foo', 0, 1, NaN, true, false].forEach((options) => {
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assert.throws(() => {
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child.spawn(options);
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}, common.expectsError({
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code: 'ERR_INVALID_ARG_TYPE',
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type: TypeError,
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message: 'The "options" argument must be of type object. Received type ' +
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typeName(options)
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}));
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});
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}
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{
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// Verify that spawn throws if file is not a string.
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const child = new ChildProcess();
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[undefined, null, 0, 1, NaN, true, false, {}].forEach((file) => {
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assert.throws(() => {
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child.spawn({ file });
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}, common.expectsError({
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code: 'ERR_INVALID_ARG_TYPE',
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type: TypeError,
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message: 'The "options.file" property must be of type string. Received ' +
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'type ' + typeName(file)
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}));
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});
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}
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{
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// Verify that spawn throws if envPairs is not an array or undefined.
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const child = new ChildProcess();
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[null, 0, 1, NaN, true, false, {}, 'foo'].forEach((envPairs) => {
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assert.throws(() => {
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child.spawn({ envPairs, stdio: ['ignore', 'ignore', 'ignore', 'ipc'] });
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}, common.expectsError({
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code: 'ERR_INVALID_ARG_TYPE',
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type: TypeError,
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message: 'The "options.envPairs" property must be of type array. ' +
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'Received type ' + typeName(envPairs)
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}));
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});
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}
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{
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// Verify that spawn throws if args is not an array or undefined.
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const child = new ChildProcess();
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[null, 0, 1, NaN, true, false, {}, 'foo'].forEach((args) => {
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assert.throws(() => {
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child.spawn({ file: 'foo', args });
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}, common.expectsError({
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code: 'ERR_INVALID_ARG_TYPE',
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type: TypeError,
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message: 'The "options.args" property must be of type array. Received ' +
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'type ' + typeName(args)
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}));
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});
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}
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// test that we can call spawn
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const child = new ChildProcess();
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child.spawn({
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file: process.execPath,
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args: ['--interactive'],
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cwd: process.cwd(),
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stdio: 'pipe'
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});
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assert.strictEqual(child.hasOwnProperty('pid'), true);
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assert(Number.isInteger(child.pid));
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// try killing with invalid signal
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assert.throws(() => {
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child.kill('foo');
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}, common.expectsError({ code: 'ERR_UNKNOWN_SIGNAL', type: TypeError }));
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assert.strictEqual(child.kill(), true);
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