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test(fetch): make pull-dont-push exceed any socket buffer #5889

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Merged
mcollina merged 1 commit into from
Sep 24, 2026
Merged

test(fetch): make pull-dont-push exceed any socket buffer #5889

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6 changes: 4 additions & 2 deletions test/fetch/pull-dont-push.js
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Original file line number Diff line number Diff line change
Expand Up @@ -12,15 +12,17 @@ const { closeServerAsPromise } = require('../utils/node-http')
test('pull dont\'t push', async (t) => {
let count = 0
let socket
const max = 1_000_000
// Must exceed any socket buffer for the test to be reliable.
const chunk = Buffer.alloc(1024, 'a')
const max = 1024 * 64 // 65536
const server = createServer({ joinDuplicateHeaders: true }, (req, res) => {
res.statusCode = 200
socket = res.socket

// infinite stream
const stream = new Readable({
read () {
this.push('a')
this.push(chunk)
if (count++ > max) {
this.push(null)
}
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