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60 lines
2.1 KiB
JavaScript
60 lines
2.1 KiB
JavaScript
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// deno-fmt-ignore-file
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// deno-lint-ignore-file
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// Copyright Joyent and Node contributors. All rights reserved. MIT license.
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// Taken from Node 20.11.1
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// This file is automatically generated by `tests/node_compat/runner/setup.ts`. Do not modify this file manually.
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'use strict';
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const common = require('../common');
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const assert = require('assert');
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const net = require('net');
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const http = require('http');
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// These test cases to check socketOnDrain where needPause becomes false.
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// When send large response enough to exceed highWaterMark, it expect the socket
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// to be paused and res.write would be failed.
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// And it should be resumed when outgoingData falls below highWaterMark.
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let requestReceived = 0;
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const server = http.createServer(function(req, res) {
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const id = ++requestReceived;
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const enoughToDrain = req.connection.writableHighWaterMark;
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const body = 'x'.repeat(enoughToDrain * 100);
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if (id === 1) {
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// Case of needParse = false
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req.connection.once('pause', common.mustCall(() => {
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assert(req.connection._paused, '_paused must be true because it exceeds' +
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'highWaterMark by second request');
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}));
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} else {
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// Case of needParse = true
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const resume = req.connection.parser.resume.bind(req.connection.parser);
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req.connection.parser.resume = common.mustCall((...args) => {
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const paused = req.connection._paused;
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assert(!paused, '_paused must be false because it become false by ' +
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'socketOnDrain when outgoingData falls below ' +
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'highWaterMark');
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return resume(...args);
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});
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}
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assert(!res.write(body), 'res.write must return false because it will ' +
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'exceed highWaterMark on this call');
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res.end();
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}).on('listening', () => {
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const c = net.createConnection(server.address().port, () => {
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c.write('GET / HTTP/1.1\r\n\r\n');
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c.write('GET / HTTP/1.1\r\n\r\n',
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() => setImmediate(() => c.resume()));
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c.end();
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});
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c.on('end', () => {
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server.close();
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});
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});
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server.listen(0);
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