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| Current File : //home/ubuntu/node-v16.18.1/test/parallel/test-child-process-advanced-serialization.js |
'use strict';
const common = require('../common');
const assert = require('assert');
const child_process = require('child_process');
const { once } = require('events');
const { inspect } = require('util');
if (process.argv[2] !== 'child') {
for (const value of [null, 42, Infinity, 'foo']) {
assert.throws(() => {
child_process.spawn(process.execPath, [], { serialization: value });
}, {
code: 'ERR_INVALID_ARG_VALUE',
message: "The property 'options.serialization' " +
"must be one of: undefined, 'json', 'advanced'. " +
`Received ${inspect(value)}`
});
}
(async () => {
const cp = child_process.spawn(process.execPath, [__filename, 'child'],
{
stdio: ['ipc', 'inherit', 'inherit'],
serialization: 'advanced'
});
const circular = {};
circular.circular = circular;
for await (const message of [
{ uint8: new Uint8Array(4) },
{ float64: new Float64Array([ Math.PI ]) },
{ buffer: Buffer.from('Hello!') },
{ map: new Map([{ a: 1 }, { b: 2 }]) },
{ bigInt: 1337n },
circular,
new Error('Something went wrong'),
new RangeError('Something range-y went wrong'),
]) {
cp.send(message);
const [ received ] = await once(cp, 'message');
assert.deepStrictEqual(received, message);
}
cp.disconnect();
})().then(common.mustCall());
} else {
process.on('message', (msg) => process.send(msg));
}
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