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test: Fix test-fs-read-stream-fd-leak race cond

Fix intermittent test failure on slower machines.
Gives test longer time to complete but checks
at regular intervals so that the test only
runs longer on slower machines or in the failure
case.

PR-URL: https://github.com/nodejs/node/pull/3218
Fixes: https://github.com/nodejs/node/issues/3215
Reviewed-By: Michael Dawson <michael_dawson@ca.ibm.com>
Reviewed-By: James Snell <jasnell@gmail.com>>
v5.x
Junliang Yan 9 years ago
committed by Michael Dawson
parent
commit
8aa589c069
  1. 21
      test/parallel/test-fs-read-stream-fd-leak.js

21
test/parallel/test-fs-read-stream-fd-leak.js

@ -10,6 +10,7 @@ var _fsopen = fs.open;
var _fsclose = fs.close;
var loopCount = 50;
var totalCheck = 50;
var emptyTxt = path.join(common.fixturesDir, 'empty.txt');
fs.open = function() {
@ -26,6 +27,19 @@ function testLeak(endFn, callback) {
console.log('testing for leaks from fs.createReadStream().%s()...', endFn);
var i = 0;
var check = 0;
var checkFunction = function() {
if (openCount != 0 && check < totalCheck) {
check++;
setTimeout(checkFunction, 100);
return;
}
assert.equal(0, openCount, 'no leaked file descriptors using ' +
endFn + '() (got ' + openCount + ')');
openCount = 0;
callback && setTimeout(callback, 100);
};
setInterval(function() {
var s = fs.createReadStream(emptyTxt);
@ -33,12 +47,7 @@ function testLeak(endFn, callback) {
if (++i === loopCount) {
clearTimeout(this);
setTimeout(function() {
assert.equal(0, openCount, 'no leaked file descriptors using ' +
endFn + '() (got ' + openCount + ')');
openCount = 0;
callback && setTimeout(callback, 100);
}, 100);
setTimeout(checkFunction, 100);
}
}, 2);
}

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