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test: remove race condition in http flood test

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Timer race results in some flakiness on slower devices in CI. Remove
unneeded setTimeout() and replace booleans with common.mustCall().

PR-URL: https://github.com/nodejs/node/pull/4793
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
This commit is contained in:
Rich Trott 2016-01-20 22:55:00 -08:00
parent c3bb4b1aa5
commit cee14f52a3
1 changed files with 10 additions and 16 deletions
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26
test/parallel/test-http-pipeline-flood.js
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@ -12,6 +12,9 @@ const assert = require('assert');
// Normally when the writable stream emits a 'drain' event, the server then
// uncorks the readable stream, although we arent testing that part here.
// The issue being tested exists in Node.js 0.10.20 and is resolved in 0.10.21
// and newer.
switch (process.argv[2]) {
case undefined:
return parent();
@ -24,8 +27,6 @@ switch (process.argv[2]) {
function parent() {
const http = require('http');
const bigResponse = new Buffer(10240).fill('x');
var gotTimeout = false;
var childClosed = false;
var requests = 0;
var connections = 0;
var backloggedReqs = 0;
@ -57,20 +58,16 @@ function parent() {
const spawn = require('child_process').spawn;
const args = [__filename, 'child'];
const child = spawn(process.execPath, args, { stdio: 'inherit' });
child.on('close', function() {
childClosed = true;
child.on('close', common.mustCall(function() {
server.close();
});
}));
server.setTimeout(common.platformTimeout(200), function(conn) {
gotTimeout = true;
server.setTimeout(200, common.mustCall(function() {
child.kill();
});
}));
});
process.on('exit', function() {
assert(gotTimeout);
assert(childClosed);
assert.equal(connections, 1);
});
}
@ -85,13 +82,10 @@ function child() {
req = new Array(10241).join(req);
conn.on('connect', function() {
// Terminate child after flooding.
setTimeout(function() { conn.destroy(); }, common.platformTimeout(1000));
write();
});
conn.on('connect', write);
conn.on('drain', write);
// `drain` should fire once and only once
conn.on('drain', common.mustCall(write));
function write() {
while (false !== conn.write(req, 'ascii'));