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Spread out device verification work

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Avoid a big freeze when we process the results of a device query, by splitting
the work up by user.
This commit is contained in:
Richard van der Hoff
2017-02-10 13:37:41 +00:00
parent bf2e6a33c2
commit 207bce61ad
3 changed files with 69 additions and 40 deletions
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20
spec/mock-request.js
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@@ -36,15 +36,23 @@ HttpBackend.prototype = {
* Respond to all of the requests (flush the queue).
* @param {string} path The path to flush (optional) default: all.
* @param {integer} numToFlush The number of things to flush (optional), default: all.
* @return {Promise} resolved when there is nothing left to flush.
* @param {integer=} waitTime The time (in ms) to wait for a request to happen.
* default: 5
*
* @return {Promise} resolves when there is nothing left to flush, with the
* number of requests flushed
*/
flush: function(path, numToFlush) {
flush: function(path, numToFlush, waitTime) {
const defer = q.defer();
const self = this;
let flushed = 0;
let triedWaiting = false;
if (waitTime === undefined) {
waitTime = 5;
}
console.log(
"HTTP backend flushing... (path=%s numToFlush=%s)", path, numToFlush,
"HTTP backend flushing... (path=%s numToFlush=%s waitTime=%s)",
path, numToFlush, waitTime,
);
const tryFlush = function() {
// if there's more real requests and more expected requests, flush 'em.
@@ -57,7 +65,7 @@ HttpBackend.prototype = {
flushed += 1;
if (numToFlush && flushed === numToFlush) {
console.log(" Flushed assigned amount: %s", numToFlush);
defer.resolve();
defer.resolve(flushed);
} else {
console.log(" flushed. Trying for more.");
setTimeout(tryFlush, 0);
@@ -65,11 +73,11 @@ HttpBackend.prototype = {
} else if (flushed === 0 && !triedWaiting) {
// we may not have made the request yet, wait a generous amount of
// time before giving up.
setTimeout(tryFlush, 5);
setTimeout(tryFlush, waitTime);
triedWaiting = true;
} else {
console.log(" no more flushes.");
defer.resolve();
defer.resolve(flushed);
}
};