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

Refs: #19141 PR-URL: #22254 Reviewed-By: Anna Henningsen <anna@addaleax.net> Reviewed-By: Matteo Collina <matteo.collina@gmail.com> Reviewed-By: Trivikram Kamat <trivikr.dev@gmail.com> Reviewed-By: George Adams <george.adams@uk.ibm.com> Reviewed-By: Luigi Pinca <luigipinca@gmail.com>

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
+
+const common = require('../common');
+if (!common.hasCrypto)
+ common.skip('missing crypto');
+
+const http2 = require('http2');
+
+const server = http2.createServer({ settings: { initialWindowSize: 6553500 } });
+server.on('stream', (stream) => {
+ stream.resume();
+ stream.respond();
+ stream.end('ok');
+});
+
+server.listen(0, common.mustCall(() => {
+ let remaining = 1e8;
+ const chunk = 1e6;
+ const client = http2.connect(`http://localhost:${server.address().port}`,
+ { settings: { initialWindowSize: 6553500 } });
+ const request = client.request({ ':method': 'POST' });
+ function writeChunk() {
+ 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();
+}));