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test: simplify test-gc-http-client #41620

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test: simplify test-gc-http-client 
Instead of sending a fixed number of requests, detect when GC has
started and stop sending requests at that point.

Refs: 47ecf2060343
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@lpinca
lpinca committed Jan 20, 2022
commit 28d0dec0764fc9be71152c889deca7a2be5cfe59
34 changes: 21 additions & 13 deletions test/sequential/test-gc-http-client.js
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Original file line number Diff line number Diff line change
Expand Up @@ -5,27 +5,27 @@
const common = require('../common');
const onGC = require('../common/ongc');

const cpus = require('os').cpus().length;

function serverHandler(req, res) {
res.writeHead(200, { 'Content-Type': 'text/plain' });
res.end('Hello World\n');
}

const http = require('http');
const todo = 300;
let createClients = true;
let done = 0;
let count = 0;
let countGC = 0;

console.log(`We should do ${todo} requests`);

const server = http.createServer(serverHandler);
server.listen(0, common.mustCall(() => {
for (let i = 0; i < 15; i++)
getall();
for (let i = 0; i < cpus; i++)
getAll();
}));

function getall() {
if (count === todo)
function getAll() {
if (!createClients)
return;

const req = http.get({
Expand All @@ -37,7 +37,7 @@ function getall() {
count++;
onGC(req, { ongc });

setImmediate(getall);
setImmediate(getAll);
}

function cb(res) {
Expand All @@ -49,11 +49,19 @@ function ongc() {
countGC++;
}

setInterval(status, 100).unref();
setImmediate(status);

function status() {
global.gc();
console.log('Done: %d/%d', done, todo);
console.log('Collected: %d/%d', countGC, count);
if (countGC === todo) server.close();
if (done > 0) {
createClients = false;
global.gc();
console.log(`done/collected/total: ${done}/${countGC}/${count}`);
if (countGC === count) {
server.close();
} else {
setImmediate(status);
}
} else {
setImmediate(status);
}
}