Chromium Code Reviews Chromium Code Reviews
Issue 554833003:
Add a manual test of the speed of parsing a giant alerts file. (Closed)
Base URL: https://chromium.googlesource.com/chromium/blink.git@master| Index: Tools/GardeningServer/model/test/manual/ct-failures-perf.html |
| diff --git a/Tools/GardeningServer/model/test/manual/ct-failures-perf.html b/Tools/GardeningServer/model/test/manual/ct-failures-perf.html |
| new file mode 100644 |
| index 0000000000000000000000000000000000000000..6f82024e0efefc7fbf75469ccc473ed4c72a4564 |
| --- /dev/null |
| +++ b/Tools/GardeningServer/model/test/manual/ct-failures-perf.html |
| @@ -0,0 +1,83 @@ |
| +<!DOCTYPE html> |
| +<html> |
| +<head> |
| +<script src="../../../bower_components/platform/platform.js"></script> |
| +<link rel="import" href="../../../bower_components/polymer/polymer.html"> |
| +<link rel="import" href="../../ct-commit-log-mock.html"> |
| +<link rel="import" href="../../ct-failures.html"> |
| +</head> |
| +<body> |
| +<label><input type="checkbox" id="collect" checked> Collect timing</label> (this checkbox takes a long time to register clicks.) |
| +<p>Times in ms: |
| +<ul> |
| + <template id="report" repeat="{{results}}"> |
| + <li>{{time}}</li> |
| + </template> |
| +</ul> |
| +<script> |
| +(function() { |
| +'use strict'; |
| + |
| +var model = {results: []}; |
| +document.querySelector('#report').model = model; |
| + |
| +var analyzer = new CTFailures(CTCommitLogMock()); |
| +var big_alerts = net.json('big-alerts.json'); |
| +net.json = function(url) { |
| + if (url === 'http://sheriff-o-matic.appspot.com/alerts') { |
| + return big_alerts; |
| + } else if (url === 'http://trooper-o-matic.appspot.com/alerts') { |
| + return Promise.resolve({}); |
| + } else { |
| + return Promise.reject(new Error('Unexpected URL: ' + url)); |
| + } |
| +}; |
| + |
| +function requestAnimationFramePromise() { |
| + return new Promise(function(resolve, reject) { |
| + requestAnimationFrame(resolve); |
| + }); |
| +} |
| + |
| +function waitForCollecting() { |
| + var checkbox = document.querySelector('#collect'); |
| + if (checkbox.checked) { |
| + return Promise.resolve(); |
| + } else { |
| + return new Promise(function(resolve, reject) { |
| + function resumeCollecting(e) { |
| + if (checkbox.checked) { |
| + checkbox.removeEventListener(resumeCollecting); |
| + resolve(); |
| + } |
| + } |
| + checkbox.addEventListener('change', resumeCollecting); |
| + }); |
| + } |
| +} |
| + |
| +// A Promise version of "while(true) iteration()". |
| +function forever(iteration) { |
| + function loop() { |
| + iteration().then(loop, function(e) { console.error(e, e.stack); }); |
|
Jeffrey Yasskin
2014/09/08 22:43:52
Now with more debuggability.
|
| + } |
| + loop(); |
| +} |
| + |
| +big_alerts.then(function() { |
| + forever(function() { |
| + var start = window.performance.now(); |
| + return analyzer.update().then(function() { |
| + var end = window.performance.now(); |
| + model.results.push({time: end - start}); |
| + // Let the browser paint the result, and stop timing when the tab is hidden |
| + // or the checkbox is unchecked. |
| + return waitForCollecting().then(requestAnimationFramePromise); |
| + }) |
| + }); |
| +}); |
| + |
| +})(); |
| +</script> |
| +</body> |
| +</html> |
