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test: fix flaky test-net-socket-local-address #4650

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test: fix flaky test-net-socket-local-address #4650

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32 changes: 13 additions & 19 deletions test/parallel/test-net-socket-local-address.js
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Original file line number Diff line number Diff line change
Expand Up @@ -12,35 +12,29 @@ if (common.inFreeBSDJail) {
var conns = 0;
var clientLocalPorts = [];
var serverRemotePorts = [];

const server = net.createServer(function(socket) {
const client = new net.Socket();
const server = net.createServer(socket => {
serverRemotePorts.push(socket.remotePort);
testConnect();
socket.end();
});

const client = new net.Socket();

server.on('close', common.mustCall(function() {
server.on('close', common.mustCall(() => {
assert.deepEqual(clientLocalPorts, serverRemotePorts,
'client and server should agree on the ports used');
assert.equal(2, conns);
assert.strictEqual(2, conns);
}));

server.listen(common.PORT, common.localhostIPv4, testConnect);
server.listen(common.PORT, common.localhostIPv4, connect);

function testConnect() {
if (conns > serverRemotePorts.length || conns > clientLocalPorts.length) {
// We're waiting for a callback to fire.
function connect() {
if (conns === 2) {
server.close();
return;
}

if (conns === 2) {
return server.close();
}
client.connect(common.PORT, common.localhostIPv4, function() {
clientLocalPorts.push(this.localPort);
this.once('close', testConnect);
this.destroy();
});
conns++;
client.once('close', connect);
client.connect(common.PORT, common.localhostIPv4, () => {
clientLocalPorts.push(client.localPort);
});
}