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<dl class="meta">
<dt>Revision</dt> <dd><a href="http://trac.webkit.org/projects/webkit/changeset/164157">164157</a></dd>
<dt>Author</dt> <dd>rniwa@webkit.org</dd>
<dt>Date</dt> <dd>2014-02-14 21:45:26 -0800 (Fri, 14 Feb 2014)</dd>
</dl>

<h3>Log Message</h3>
<pre>Improve the appearance of DYEBench
https://bugs.webkit.org/show_bug.cgi?id=128866

Reviewed by Antti Koivisto.

Add a div that shows progress during the test. Also show 95th percentile,
and use a table instead of pre to show results.

* DoYouEvenBench/Full.html:
(.addResult): Added. Shows results in a table.
(benchmarkClient.willRunTest): Added to show the progress bar.
(benchmarkClient.didRunTest):
(benchmarkClient.didRunSuites):
(benchmarkClient.didFinishLastIteration): Compute 95th percentile using Statistics.js

* DoYouEvenBench/resources/benchmark-runner.js:
(BenchmarkRunner.prototype._appendFrame): Fix the bug where marginLeft and marginTop
weren't correctly parsed. We were treating top as left and bottom as top somehow.
(BenchmarkRunner.prototype._runTestAndRecordResults): Fixed a typo.</pre>

<h3>Modified Paths</h3>
<ul>
<li><a href="#trunkPerformanceTestsChangeLog">trunk/PerformanceTests/ChangeLog</a></li>
<li><a href="#trunkPerformanceTestsDoYouEvenBenchFullhtml">trunk/PerformanceTests/DoYouEvenBench/Full.html</a></li>
<li><a href="#trunkPerformanceTestsDoYouEvenBenchresourcesbenchmarkrunnerjs">trunk/PerformanceTests/DoYouEvenBench/resources/benchmark-runner.js</a></li>
</ul>

</div>
<div id="patch">
<h3>Diff</h3>
<a id="trunkPerformanceTestsChangeLog"></a>
<div class="modfile"><h4>Modified: trunk/PerformanceTests/ChangeLog (164156 => 164157)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/PerformanceTests/ChangeLog        2014-02-15 04:52:38 UTC (rev 164156)
+++ trunk/PerformanceTests/ChangeLog        2014-02-15 05:45:26 UTC (rev 164157)
</span><span class="lines">@@ -1,3 +1,25 @@
</span><ins>+2014-02-14  Ryosuke Niwa  &lt;rniwa@webkit.org&gt;
+
+        Improve the appearance of DYEBench
+        https://bugs.webkit.org/show_bug.cgi?id=128866
+
+        Reviewed by Antti Koivisto.
+
+        Add a div that shows progress during the test. Also show 95th percentile,
+        and use a table instead of pre to show results.
+
+        * DoYouEvenBench/Full.html:
+        (.addResult): Added. Shows results in a table.
+        (benchmarkClient.willRunTest): Added to show the progress bar.
+        (benchmarkClient.didRunTest):
+        (benchmarkClient.didRunSuites):
+        (benchmarkClient.didFinishLastIteration): Compute 95th percentile using Statistics.js
+
+        * DoYouEvenBench/resources/benchmark-runner.js:
+        (BenchmarkRunner.prototype._appendFrame): Fix the bug where marginLeft and marginTop
+        weren't correctly parsed. We were treating top as left and bottom as top somehow.
+        (BenchmarkRunner.prototype._runTestAndRecordResults): Fixed a typo.
+
</ins><span class="cx"> 2014-02-13  Zoltan Horvath  &lt;zoltan@webkit.org&gt;
</span><span class="cx"> 
</span><span class="cx">         [CSS Shapes] Add performance test for complex polygon with shape-margin
</span></span></pre></div>
<a id="trunkPerformanceTestsDoYouEvenBenchFullhtml"></a>
<div class="modfile"><h4>Modified: trunk/PerformanceTests/DoYouEvenBench/Full.html (164156 => 164157)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/PerformanceTests/DoYouEvenBench/Full.html        2014-02-15 04:52:38 UTC (rev 164156)
+++ trunk/PerformanceTests/DoYouEvenBench/Full.html        2014-02-15 05:45:26 UTC (rev 164157)
</span><span class="lines">@@ -1,36 +1,85 @@
</span><span class="cx"> &lt;!DOCTYPE html&gt;
</span><span class="cx"> &lt;html&gt;
</span><span class="cx"> &lt;head&gt;
</span><del>-&lt;title&gt;DoYouEvenBench&lt;/title&gt;
</del><ins>+&lt;title&gt;DoYouEvenBench v0.9&lt;/title&gt;
+&lt;style type=&quot;text/css&quot;&gt;
+caption { margin: 0; padding: 0; font-family: sans-serif; font-size: 1em; font-weight: bold; white-space: nowrap; }
+#progressContainer { padding: 605px 0 10px 0; width: 800px; }
+#progressContainer div { background-color: #ccc; width: 0; height: 5px; overflow: hidden; }
+table { font-family: sans-serif; }
+table, td, th { border: solid 1px #ccc; border-collapse: collapse; padding: 5px; }
+th { text-align: right; }
+td { text-align: left; }
+&lt;/style&gt;
</ins><span class="cx"> &lt;script&gt;
</span><span class="cx"> 
</span><span class="cx"> (function () {
</span><span class="cx">     var values = [];
</span><del>-    var pre = null;
</del><ins>+    var resultContainer = null;
+    var title;
+    var progressContainer;
+    var progress;
</ins><span class="cx">     var iterationNumber = 0;
</span><ins>+    var finishedTestCount = 0;
+
+    function addResult(title, value) {
+        if (!resultContainer) {
+            resultContainer = document.createElement('table');
+            var caption = document.createElement('caption');
+            caption.textContent = document.title;
+            resultContainer.appendChild(caption);
+            document.body.appendChild(resultContainer);
+        }
+        if (!title)
+            return;
+        var row = document.createElement('tr');
+        var th = document.createElement('th');
+        th.textContent = title;
+        var td = document.createElement('td');
+        td.textContent = value;
+        row.appendChild(th);
+        row.appendChild(td);
+        resultContainer.appendChild(row);
+    }
+
</ins><span class="cx">     window.benchmarkClient = {
</span><ins>+        willRunTest: function () {
+            if (!progress) {
+                // We don't use the real progress element as some implementations animate it.
+                progressContainer = document.createElement('div');
+                progressContainer.appendChild(document.createElement('div'));
+                progressContainer.id = 'progressContainer';
+                document.body.appendChild(progressContainer);
+                progress = progressContainer.firstChild;
+            }
+            addResult();
+        },
+        didRunTest: function () {
+            finishedTestCount++;
+            progress.style.width = (finishedTestCount * 100 / this.testsCount) + '%';
+        },
</ins><span class="cx">         didRunSuites: function (measuredValues) {
</span><del>-            if (!pre) {
-                pre = document.createElement('pre');
-                pre.style.paddingTop = '600px';
-                document.body.appendChild(pre);
-            }
</del><span class="cx">             values.push(measuredValues.total);
</span><span class="cx">             iterationNumber++;
</span><del>-            pre.appendChild(document.createTextNode('Iteration ' + iterationNumber + ': ' + measuredValues.total + ' ms\n'));
</del><ins>+            addResult('Iteration ' + iterationNumber, measuredValues.total.toFixed(2) + ' ms');
</ins><span class="cx">         },
</span><span class="cx">         didFinishLastIteration: function () {
</span><del>-            var sum = 0;
-            for (var i = 0; i &lt; values.length; i++)
-                sum += values[i];
-            pre.appendChild(document.createTextNode('Average: ' + (sum / iterationNumber)  + ' ms\n'));
-            pre.style.paddingTop = 0;
</del><ins>+            var sum = values.reduce(function (a, b) { return a + b; }, 0);
+            var arithmeticMean = sum / values.length;
+            addResult('Arithmetic Mean', arithmeticMean.toFixed(2) + 'ms');
+            if (window.Statistics) {
+                var delta = Statistics.confidenceIntervalDelta(0.95, values.length, sum, Statistics.squareSum(values));
+                var precentDelta = delta * 100 / arithmeticMean;
+                addResult('95th Percentile', delta.toFixed(2) + ' ms (' + precentDelta.toFixed(2) + '%)');
+            }
+            progressContainer.parentNode.removeChild(progressContainer);
</ins><span class="cx">         }
</span><span class="cx">     }
</span><span class="cx"> })();
</span><span class="cx"> 
</span><span class="cx"> function startTest() {
</span><span class="cx">     var iterationCount = 5;
</span><ins>+    benchmarkClient.testsCount = iterationCount * Suites.reduce(function (testsCount, suite) { return testsCount + suite.tests.length; }, 0);
</ins><span class="cx">     var runner = new BenchmarkRunner(Suites, benchmarkClient);
</span><span class="cx">     runner.runMultipleIterations(iterationCount);
</span><span class="cx"> }
</span><span class="lines">@@ -38,6 +87,7 @@
</span><span class="cx"> &lt;/script&gt;
</span><span class="cx"> &lt;script src=&quot;resources/benchmark-runner.js&quot;&gt;&lt;/script&gt;
</span><span class="cx"> &lt;script src=&quot;resources/benchmark-report.js&quot;&gt;&lt;/script&gt;
</span><ins>+&lt;script src=&quot;../resources/statistics.js&quot;&gt;&lt;/script&gt;
</ins><span class="cx"> &lt;script src=&quot;resources/tests.js&quot;&gt;&lt;/script&gt;
</span><span class="cx"> &lt;/head&gt;
</span><span class="cx"> &lt;body onload=&quot;startTest()&quot;&gt;
</span></span></pre></div>
<a id="trunkPerformanceTestsDoYouEvenBenchresourcesbenchmarkrunnerjs"></a>
<div class="modfile"><h4>Modified: trunk/PerformanceTests/DoYouEvenBench/resources/benchmark-runner.js (164156 => 164157)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/PerformanceTests/DoYouEvenBench/resources/benchmark-runner.js        2014-02-15 04:52:38 UTC (rev 164156)
+++ trunk/PerformanceTests/DoYouEvenBench/resources/benchmark-runner.js        2014-02-15 05:45:26 UTC (rev 164157)
</span><span class="lines">@@ -72,11 +72,11 @@
</span><span class="cx">     frame.style.border = '0px none';
</span><span class="cx">     frame.style.position = 'absolute';
</span><span class="cx"> 
</span><del>-    var marginTop = document.body.style.marginTop;
-    var marginBottom = document.body.style.marginBottom;
-    if (window.innerWidth &gt; 800 + marginTop &amp;&amp; window.innerHeight &gt; 600 + marginBottom) {
-        frame.style.left = marginTop + 'px';
-        frame.style.top = marginBottom + 'px';
</del><ins>+    var marginLeft = parseInt(getComputedStyle(document.body).marginLeft);
+    var marginTop = parseInt(getComputedStyle(document.body).marginTop);
+    if (window.innerWidth &gt; 800 + marginLeft &amp;&amp; window.innerHeight &gt; 600 + marginTop) {
+        frame.style.left = marginLeft + 'px';
+        frame.style.top = marginTop + 'px';
</ins><span class="cx">     } else {
</span><span class="cx">         frame.style.left = '0px';
</span><span class="cx">         frame.style.top = '0px';
</span><span class="lines">@@ -243,7 +243,7 @@
</span><span class="cx">             suiteResults.total += total;
</span><span class="cx">             self._measuredValues.total += total;
</span><span class="cx"> 
</span><del>-            if (self._client &amp;&amp; self._client.willRunTest)
</del><ins>+            if (self._client &amp;&amp; self._client.didRunTest)
</ins><span class="cx">                 self._client.didRunTest(suite, test);
</span><span class="cx"> 
</span><span class="cx">             state.next();
</span></span></pre>
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