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| Current File : //proc/self/root/home/ubuntu/node-v16.18.1/test/parallel/test-child-process-validate-stdio.js |
'use strict';
// Flags: --expose-internals
const common = require('../common');
const assert = require('assert');
const getValidStdio = require('internal/child_process').getValidStdio;
const expectedError = { code: 'ERR_INVALID_ARG_VALUE', name: 'TypeError' };
// Should throw if string and not ignore, pipe, or inherit
assert.throws(() => getValidStdio('foo'), expectedError);
// Should throw if not a string or array
assert.throws(() => getValidStdio(600), expectedError);
// Should populate stdio with undefined if len < 3
{
const stdio1 = [];
const result = getValidStdio(stdio1, false);
assert.strictEqual(stdio1.length, 3);
assert.strictEqual(Object.hasOwn(result, 'stdio'), true);
assert.strictEqual(Object.hasOwn(result, 'ipc'), true);
assert.strictEqual(Object.hasOwn(result, 'ipcFd'), true);
}
// Should throw if stdio has ipc and sync is true
const stdio2 = ['ipc', 'ipc', 'ipc'];
assert.throws(() => getValidStdio(stdio2, true),
{ code: 'ERR_IPC_SYNC_FORK', name: 'Error' }
);
// Should throw if stdio is not a valid input
{
const stdio = ['foo'];
assert.throws(() => getValidStdio(stdio, false),
{ code: 'ERR_INVALID_SYNC_FORK_INPUT', name: 'TypeError' }
);
}
// Should throw if stdio is not a valid option
{
const stdio = [{ foo: 'bar' }];
assert.throws(() => getValidStdio(stdio), expectedError);
}
if (common.isMainThread) {
const stdio3 = [process.stdin, process.stdout, process.stderr];
const result = getValidStdio(stdio3, false);
assert.deepStrictEqual(result, {
stdio: [
{ type: 'fd', fd: 0 },
{ type: 'fd', fd: 1 },
{ type: 'fd', fd: 2 },
],
ipc: undefined,
ipcFd: undefined
});
} else {
common.printSkipMessage(
'stdio is not associated with file descriptors in Workers');
}
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