test: try to connect after server was closed

PR-URL: #18257 Reviewed-By: Joyee Cheung <[email protected]> Reviewed-By: Michaël Zasso <[email protected]> Reviewed-By: Anatoli Papirovski <[email protected]> Reviewed-By: James M Snell <[email protected]> Reviewed-By: Ruben Bridgewater <[email protected]>

Author: Leko

test/parallel/test-net-connect-handle-econnrefused.js

@@ -27,11 +27,10 @@ const assert = require('assert');
 constserver=net.createServer();
 server.listen(0);
 constport=server.address().port;
-constc=net.createConnection(port);
-
-c.on('connect',common.mustNotCall());
-
-c.on('error',common.mustCall((e)=>{
-assert.strictEqual('ECONNREFUSED',e.code);
+server.close(common.mustCall(()=>{
+constc=net.createConnection(port);
+c.on('connect',common.mustNotCall());
+c.on('error',common.mustCall((e)=>{
+assert.strictEqual('ECONNREFUSED',e.code);
+}));
 }));
-server.close();