nodejs/test/parallel/test-permission-allow-child-process-cli.js

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// Flags: --permission --allow-child-process --allow-fs-read=*
'use strict';
const common = require('../common');
const { isMainThread } = require('worker_threads');
if (!isMainThread) {
common.skip('This test only works on a main thread');
}
const assert = require('assert');
const childProcess = require('child_process');
const fs = require('fs');
if (process.argv[2] === 'child') {
assert.throws(() => {
fs.writeFileSync(__filename, 'should not write');
}, common.expectsError({
code: 'ERR_ACCESS_DENIED',
permission: 'FileSystemWrite',
}));
process.exit(0);
}
// Guarantee the initial state
{
assert.ok(process.permission.has('child'));
}
// When a permission is set by cli, the process shouldn't be able
// to spawn unless --allow-child-process is sent
{
// doesNotThrow
childProcess.spawnSync(process.execPath, ['--version']);
childProcess.execSync(...common.escapePOSIXShell`"${process.execPath}" --version`);
const child = childProcess.fork(__filename, ['child']);
child.on('close', common.mustCall());
childProcess.execFileSync(process.execPath, ['--version']);
}