test: deflake test-http2-misbehaving-multiplex

Fixes: #54859

test/parallel/test-http2-misbehaving-multiplex.js

@@ -14,32 +14,27 @@ const h2test = require('../common/http2');
 let client;
 
 const server = h2.createServer();
-let gotFirstStreamId1;
 server.on('stream', common.mustCall((stream) => {
  stream.respond();
- stream.end('ok');
 
- // Http2Server should be fast enough to respond to and close
- // the first streams with ID 1 and ID 3 without errors.
-
- // Test for errors in 'close' event to ensure no errors on some streams.
- stream.on('error', () => {});
- stream.on('close', (err) => {
- if (stream.id === 1) {
- if (gotFirstStreamId1) {
- // We expect our outgoing frames to fail on Stream ID 1 the second time
- // because a stream with ID 1 was already closed before.
- common.expectsError({
- constructor: NghttpError,
- code: 'ERR_HTTP2_ERROR',
- message: 'Stream was already closed or invalid'
- });
- return;
- }
- gotFirstStreamId1 = true;
- }
- assert.strictEqual(err, undefined);
- });
+ if (stream.id === 3) {
+ stream.on('close', () => {
+ // A second Stream ID 1 frame should fail.
+ // This will cause an error to occur because the client is
+ // attempting to reuse an already closed stream. This must
+ // cause the server session to be torn down.
+ client.write(id1.data);
+ // This Stream ID 5 frame will never make it to the server.
+ client.write(id5.data);
+ });
+ stream.end('ok');
+ } else {
+ stream.on('error', common.expectsError({
+ code: 'ERR_HTTP2_ERROR',
+ constructor: NghttpError,
+ message: 'Stream was already closed or invalid'
+ }));
+ }
 
  // Stream ID 5 should never reach the server
  assert.notStrictEqual(stream.id, 5);
@@ -69,16 +64,7 @@ server.listen(0, () => {
  // Stream ID 1 frame will make it OK.
  client.write(id1.data, () => {
  // Stream ID 3 frame will make it OK.
- client.write(id3.data, () => {
- // A second Stream ID 1 frame should fail.
- // This will cause an error to occur because the client is
- // attempting to reuse an already closed stream. This must
- // cause the server session to be torn down.
- client.write(id1.data, () => {
- // This Stream ID 5 frame will never make it to the server
- client.write(id5.data);
- });
- });
+ client.write(id3.data);
  });
  });
  });