test: add test-http2-large-file sequential test

Refs: #19141 PR-URL: #22254 Reviewed-By: Anna Henningsen <[email protected]> Reviewed-By: Matteo Collina <[email protected]> Reviewed-By: Trivikram Kamat <[email protected]> Reviewed-By: George Adams <[email protected]> Reviewed-By: Luigi Pinca <[email protected]>

Author: jasnell

test/sequential/test-http2-large-file.js

@@ -0,0 +1,39 @@
+'use strict';
+
+// Test to ensure sending a large stream with a large initial window size works
+// See: https://github.com/nodejs/node/issues/19141
+
+constcommon=require('../common');
+if(!common.hasCrypto)
+common.skip('missing crypto');
+
+consthttp2=require('http2');
+
+constserver=http2.createServer({settings: {initialWindowSize: 6553500}});
+server.on('stream',(stream)=>{
+stream.resume();
+stream.respond();
+stream.end('ok');
+});
+
+server.listen(0,common.mustCall(()=>{
+letremaining=1e8;
+constchunk=1e6;
+constclient=http2.connect(`http://localhost:${server.address().port}`,
+{settings: {initialWindowSize: 6553500}});
+constrequest=client.request({':method': 'POST'});
+functionwriteChunk(){
+if(remaining>0){
+remaining-=chunk;
+request.write(Buffer.alloc(chunk,'a'),writeChunk);
+}else{
+request.end();
+}
+}
+writeChunk();
+request.on('close',common.mustCall(()=>{
+client.close();
+server.close();
+}));
+request.resume();
+}));