<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN"
"http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head><meta http-equiv="content-type" content="text/html; charset=utf-8" />
<title>[286108] trunk/PerformanceTests</title>
</head>
<body>

<style type="text/css"><!--
#msg dl.meta { border: 1px #006 solid; background: #369; padding: 6px; color: #fff; }
#msg dl.meta dt { float: left; width: 6em; font-weight: bold; }
#msg dt:after { content:':';}
#msg dl, #msg dt, #msg ul, #msg li, #header, #footer, #logmsg { font-family: verdana,arial,helvetica,sans-serif; font-size: 10pt;  }
#msg dl a { font-weight: bold}
#msg dl a:link    { color:#fc3; }
#msg dl a:active  { color:#ff0; }
#msg dl a:visited { color:#cc6; }
h3 { font-family: verdana,arial,helvetica,sans-serif; font-size: 10pt; font-weight: bold; }
#msg pre { overflow: auto; background: #ffc; border: 1px #fa0 solid; padding: 6px; }
#logmsg { background: #ffc; border: 1px #fa0 solid; padding: 1em 1em 0 1em; }
#logmsg p, #logmsg pre, #logmsg blockquote { margin: 0 0 1em 0; }
#logmsg p, #logmsg li, #logmsg dt, #logmsg dd { line-height: 14pt; }
#logmsg h1, #logmsg h2, #logmsg h3, #logmsg h4, #logmsg h5, #logmsg h6 { margin: .5em 0; }
#logmsg h1:first-child, #logmsg h2:first-child, #logmsg h3:first-child, #logmsg h4:first-child, #logmsg h5:first-child, #logmsg h6:first-child { margin-top: 0; }
#logmsg ul, #logmsg ol { padding: 0; list-style-position: inside; margin: 0 0 0 1em; }
#logmsg ul { text-indent: -1em; padding-left: 1em; }#logmsg ol { text-indent: -1.5em; padding-left: 1.5em; }
#logmsg > ul, #logmsg > ol { margin: 0 0 1em 0; }
#logmsg pre { background: #eee; padding: 1em; }
#logmsg blockquote { border: 1px solid #fa0; border-left-width: 10px; padding: 1em 1em 0 1em; background: white;}
#logmsg dl { margin: 0; }
#logmsg dt { font-weight: bold; }
#logmsg dd { margin: 0; padding: 0 0 0.5em 0; }
#logmsg dd:before { content:'\00bb';}
#logmsg table { border-spacing: 0px; border-collapse: collapse; border-top: 4px solid #fa0; border-bottom: 1px solid #fa0; background: #fff; }
#logmsg table th { text-align: left; font-weight: normal; padding: 0.2em 0.5em; border-top: 1px dotted #fa0; }
#logmsg table td { text-align: right; border-top: 1px dotted #fa0; padding: 0.2em 0.5em; }
#logmsg table thead th { text-align: center; border-bottom: 1px solid #fa0; }
#logmsg table th.Corner { text-align: left; }
#logmsg hr { border: none 0; border-top: 2px dashed #fa0; height: 1px; }
#header, #footer { color: #fff; background: #636; border: 1px #300 solid; padding: 6px; }
#patch { width: 100%; }
#patch h4 {font-family: verdana,arial,helvetica,sans-serif;font-size:10pt;padding:8px;background:#369;color:#fff;margin:0;}
#patch .propset h4, #patch .binary h4 {margin:0;}
#patch pre {padding:0;line-height:1.2em;margin:0;}
#patch .diff {width:100%;background:#eee;padding: 0 0 10px 0;overflow:auto;}
#patch .propset .diff, #patch .binary .diff  {padding:10px 0;}
#patch span {display:block;padding:0 10px;}
#patch .modfile, #patch .addfile, #patch .delfile, #patch .propset, #patch .binary, #patch .copfile {border:1px solid #ccc;margin:10px 0;}
#patch ins {background:#dfd;text-decoration:none;display:block;padding:0 10px;}
#patch del {background:#fdd;text-decoration:none;display:block;padding:0 10px;}
#patch .lines, .info {color:#888;background:#fff;}
--></style>
<div id="msg">
<dl class="meta">
<dt>Revision</dt> <dd><a href="http://trac.webkit.org/projects/webkit/changeset/286108">286108</a></dd>
<dt>Author</dt> <dd>cathiechen@igalia.com</dd>
<dt>Date</dt> <dd>2021-11-21 19:06:33 -0800 (Sun, 21 Nov 2021)</dd>
</dl>

<h3>Log Message</h3>
<pre>[Performance test][css-contain] Add case to test contain: layout inside a complex document
https://bugs.webkit.org/show_bug.cgi?id=232883

Reviewed by Rob Buis.

This case test the performance of changing the content of a layout containment which is
inside a complex document.

* Layout/css-contain-layout-size-inside-complex-document.html: Added.</pre>

<h3>Modified Paths</h3>
<ul>
<li><a href="#trunkPerformanceTestsChangeLog">trunk/PerformanceTests/ChangeLog</a></li>
</ul>

<h3>Added Paths</h3>
<ul>
<li><a href="#trunkPerformanceTestsLayoutcsscontainlayoutsizeinsidecomplexdocumenthtml">trunk/PerformanceTests/Layout/css-contain-layout-size-inside-complex-document.html</a></li>
</ul>

</div>
<div id="patch">
<h3>Diff</h3>
<a id="trunkPerformanceTestsChangeLog"></a>
<div class="modfile"><h4>Modified: trunk/PerformanceTests/ChangeLog (286107 => 286108)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/PerformanceTests/ChangeLog 2021-11-21 23:58:55 UTC (rev 286107)
+++ trunk/PerformanceTests/ChangeLog    2021-11-22 03:06:33 UTC (rev 286108)
</span><span class="lines">@@ -1,3 +1,15 @@
</span><ins>+2021-11-21  Cathie Chen  <cathiechen@igalia.com>
+
+        [Performance test][css-contain] Add case to test contain: layout inside a complex document
+        https://bugs.webkit.org/show_bug.cgi?id=232883
+
+        Reviewed by Rob Buis.
+
+        This case test the performance of changing the content of a layout containment which is
+        inside a complex document.
+
+        * Layout/css-contain-layout-size-inside-complex-document.html: Added.
+
</ins><span class="cx"> 2021-11-19  Alan Bujtas  <zalan@apple.com>
</span><span class="cx"> 
</span><span class="cx">         Add layout performance test for simple bidi content
</span></span></pre></div>
<a id="trunkPerformanceTestsLayoutcsscontainlayoutsizeinsidecomplexdocumenthtml"></a>
<div class="addfile"><h4>Added: trunk/PerformanceTests/Layout/css-contain-layout-size-inside-complex-document.html (0 => 286108)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/PerformanceTests/Layout/css-contain-layout-size-inside-complex-document.html                               (rev 0)
+++ trunk/PerformanceTests/Layout/css-contain-layout-size-inside-complex-document.html  2021-11-22 03:06:33 UTC (rev 286108)
</span><span class="lines">@@ -0,0 +1,85 @@
</span><ins>+<!DOCTYPE html>
+<title>Performance test changing "contain: layout size" box inside a document with complicated and expensive layout</title>
+<style>
+#wrapper {
+    display: flex;
+    flex-direction: column;
+}
+.row {
+    display: flex;
+}
+#target {   
+    contain: layout size;
+}
+
+</style>
+<script src="../resources/runner.js"></script>
+<pre id="log"></pre>
+<div id="wrapper"></div>
+<script>
+    let wrapper = document.getElementById("wrapper");
+    let target = undefined;
+
+    const NUM_ROWS = 10;
+    const DOM_DEPTH = 100;
+    function createCells(depth) {
+        let content = document.createElement("div");
+        if (!target) {
+            target = document.createElement("div");
+            target.id = "target";
+            content.appendChild(target);
+        }
+        content.appendChild(document.createElement("h1"));
+        content.appendChild(document.createElement("paragraph"));
+
+        if (depth > 0)
+            content.appendChild(createCells(depth - 1));
+
+        return content;
+    }
+
+    function generateContent() {
+        for (let i = 0; i < NUM_ROWS; i++) {
+            let row = document.createElement("div");
+            row.classList.add("row");
+            row.appendChild(createCells(DOM_DEPTH));
+            wrapper.appendChild(row);
+        }
+    }
+
+    function addTextToTarget() {
+        for (let i = 0; i < 5; i++) {
+            let textNode = document.createElement("div");
+            textNode.innerHTML = "some text";
+            target.appendChild(textNode);
+        }
+    }
+
+    function removeTextFromTarget() {
+        while (target.firstElementChild)
+            target.removeChild(target.firstElementChild);
+    }
+
+    function runTest() {
+        addTextToTarget();
+        document.body.getBoundingClientRect();
+        removeTextFromTarget();
+        document.body.getBoundingClientRect();
+    }
+
+    function setupTest() {
+        generateContent();
+        document.body.getBoundingClientRect();
+        PerfTestRunner.measureRunsPerSecond({
+            description: 'Measures performance of changing contain: layout size box inside a document with complicated and expensive layout.',
+            run: function () {
+                runTest();
+            },
+            done: function() {
+                wrapper.innerHTML = "";
+            }
+        });
+    }
+    window.requestAnimationFrame(setupTest);
+
+</script>
</ins></span></pre>
</div>
</div>

</body>
</html>