| OLD | NEW |
|---|
| 1 <!DOCTYPE html> | 1 <!DOCTYPE html> |
| 2 <body> | 2 <body> |
| 3 <script src="../resources/runner.js"></script> | 3 <script src="../resources/runner.js"></script> |
| 4 <script> | 4 <script> |
| 5 var specURL = "resources/html5.html"; | 5 var specURL = "resources/html5.html"; |
| 6 | 6 |
| 7 var iframe = document.createElement("iframe"); | 7 var iframe = document.createElement("iframe"); |
| 8 iframe.style.display = "none"; // Prevent creation of the rendering tree, so we
only test HTML parsing. | 8 iframe.style.display = "none"; // Prevent creation of the rendering tree, so we
only test HTML parsing. |
| 9 iframe.sandbox = ''; // Prevent external script loads which could cause write()
to return before completing the parse. | 9 iframe.sandbox = ''; // Prevent external script loads which could cause write()
to return before completing the parse. |
| 10 document.body.appendChild(iframe); | 10 document.body.appendChild(iframe); |
| 11 | 11 |
| 12 PerfTestRunner.prepareToMeasureValuesAsync({ | |
| 13 description: "Measures performance of the threaded HTML parser (if available
).", | |
| 14 done: onCompletedRun, | |
| 15 unit: 'ms' | |
| 16 }); | |
| 17 | |
| 18 iframe.onload = function() { | |
| 19 var now = PerfTestRunner.now(); | |
| 20 PerfTestRunner.measureValueAsync(now - then); | |
| 21 then = now; | |
| 22 iframe.src = specURL; | |
| 23 } | |
| 24 var then = PerfTestRunner.now(); | |
| 25 iframe.src = specURL; | |
| 26 | |
| 27 function onCompletedRun() { | 12 function onCompletedRun() { |
| 28 iframe.onload = null; | 13 iframe.onload = null; |
| 29 // FIXME: This should probably remove the iframe, but that currently | 14 // FIXME: This should probably remove the iframe, but that currently |
| 30 // causes the threaded-parser to never send the load event for the main page
. | 15 // causes the threaded-parser to never send the load event for the main page
. |
| 31 // document.body.removeChild(iframe); | 16 // document.body.removeChild(iframe); |
| 32 } | 17 } |
| 18 |
| 19 |
| 20 PerfTestRunner.startMeasureValuesAsync({ |
| 21 description: "Measures performance of the threaded HTML parser (if available
).", |
| 22 done: onCompletedRun, |
| 23 unit: 'ms', |
| 24 run: function() { |
| 25 iframe.onload = function() { |
| 26 var now = PerfTestRunner.now(); |
| 27 PerfTestRunner.measureValueAsync(now - then); |
| 28 then = now; |
| 29 iframe.src = specURL; |
| 30 } |
| 31 var then = PerfTestRunner.now(); |
| 32 iframe.src = specURL; |
| 33 } |
| 34 }); |
| 35 |
| 33 </script> | 36 </script> |
| 34 </body> | 37 </body> |
| OLD | NEW |
|---|
Chromium Code Reviews
Issue 2858783003:
Refactor prepareToMeasureValuesAsync to startMeasureValuesAsyn which run test through callback (Closed)
