node/test/parallel/test-net-autoselectfamily-c...

49 lines
1.6 KiB
JavaScript

'use strict';
// Flags: --no-network-family-autoselection
const common = require('../common');
const { createMockedLookup } = require('../common/dns');
const assert = require('assert');
const { createConnection, createServer } = require('net');
// Test that IPV4 is NOT reached if IPV6 is not reachable and the option has been disabled via command line
{
const ipv4Server = createServer((socket) => {
socket.on('data', common.mustCall(() => {
socket.write('response-ipv4');
socket.end();
}));
});
ipv4Server.listen(0, '127.0.0.1', common.mustCall(() => {
const port = ipv4Server.address().port;
const connection = createConnection({
host: 'example.org',
port,
lookup: createMockedLookup('::1', '127.0.0.1'),
});
connection.on('ready', common.mustNotCall());
connection.on('error', common.mustCall((error) => {
assert.strictEqual(connection.autoSelectFamilyAttemptedAddresses, undefined);
if (common.hasIPv6) {
assert.strictEqual(error.code, 'ECONNREFUSED');
assert.strictEqual(error.message, `connect ECONNREFUSED ::1:${port}`);
} else if (error.code === 'EAFNOSUPPORT') {
assert.strictEqual(error.message, `connect EAFNOSUPPORT ::1:${port} - Local (undefined:undefined)`);
} else if (error.code === 'EUNATCH') {
assert.strictEqual(error.message, `connect EUNATCH ::1:${port} - Local (:::0)`);
} else {
assert.strictEqual(error.code, 'EADDRNOTAVAIL');
assert.strictEqual(error.message, `connect EADDRNOTAVAIL ::1:${port} - Local (:::0)`);
}
ipv4Server.close();
}));
}));
}