third_party/WebKit/PerformanceTests/Layout/add-remove-inline-floats.html - Issue 1397383002: Don't keep float-lists in inline children

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Side by Side Diff: third_party/WebKit/PerformanceTests/Layout/add-remove-inline-floats.html

Issue 1397383002: Don't keep float-lists in inline children (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master

Patch Set: Created 5 years, 2 months ago

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	1 <!DOCTYPE html>

	2 <style>

	3 #test-container span {

	4 float: left; /* This is the root cause */

	5 width: 18px;

	6 height: 18px;

	7 }

	8 </style>

	9 <div id="test-container"></div>

	10 <script src="../resources/runner.js"></script>

	11 <script>

	12 var count = 3000;

	13

	14 function addFloats() {

	15 var container = document.getElementById("test-container");

	16 var newDiv = document.createElement("div");

	17 for (var i = 0; i < count; i++) {

	18 var span = document.createElement("span");

	19 newDiv.appendChild(span);

	20 }

	21 container.appendChild(newDiv);

	22 };

	23

	24 function removeFloats() {

	25 var container = document.getElementById("test-container");

	26 if (container.lastChild) container.removeChild(container.lastChild);

	27 }

	28

	29 function test() {

	30 addFloats();

	31 PerfTestRunner.forceLayoutOrFullFrame();

	32 removeFloats();

	33 }

	34

	35 PerfTestRunner.measureRunsPerSecond({

	36 description: "Measures performance of removing floats in a block with a lot of inline children.",

	37 run: test

	38 });

	39 </script>

	40 </html>

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