PerformanceTests/Layout/line-layout-line-height.html - Issue 675983004: Allow performance tests to test full rendering performance

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Side by Side Diff: PerformanceTests/Layout/line-layout-line-height.html

Issue 675983004: Allow performance tests to test full rendering performance (Closed) Base URL: svn://svn.chromium.org/blink/trunk

Patch Set: PerfTestRunner.layoutOrFullyRender() Created 6 years, 1 month ago

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1 <!DOCTYPE html>	1 <!DOCTYPE html>

2 <html>	2 <html>

3 <head>	3 <head>

4 <title>Line height calculation performance test</title>	4 <title>Line height calculation performance test</title>

5 <script src="../resources/runner.js"></script>	5 <script src="../resources/runner.js"></script>

6 </head>	6 </head>

7 <body>	7 <body>

8 <pre id="log"></pre>	8 <pre id="log"></pre>

9 <div id="target" style="width: 300px; display: none;">	9 <div id="target" style="width: 300px; display: none;">

10 </div>	10 </div>

11 <script>	11 <script>

12 var target = document.getElementById("target");	12 var target = document.getElementById("target");

13 var style = target.style;	13 var style = target.style;

14 var rows = 10000;	14 var rows = 10000;

15 var el = document.createElement('p');	15 var el = document.createElement('p');

16 el.innerHTML = 'Lorem ipsum dolor sit amet, consectetur adipiscing elit. Mauris ut elit lacus, non convallis odio. Integer facilisis, dolor quis porttit or auctor\n';	16 el.innerHTML = 'Lorem ipsum dolor sit amet, consectetur adipiscing elit. Mauris ut elit lacus, non convallis odio. Integer facilisis, dolor quis porttit or auctor\n';

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

18 var e = el.cloneNode(true);	18 var e = el.cloneNode(true);

19 target.appendChild(e);	19 target.appendChild(e);

20 }	20 }

21 function test() {	21 function test() {

22 style.display = "block";	22 style.display = "block";

23 style.width = "280px";	23 style.width = "280px";

24 target.offsetLeft;	24 PerfTestRunner.layoutOrFullyRender();

25 style.width = "300px";	25 style.width = "300px";

26 target.offsetLeft;	26 PerfTestRunner.layoutOrFullyRender();

27 style.width = "290px";	27 style.width = "290px";

28 target.offsetLeft;	28 PerfTestRunner.layoutOrFullyRender();

29 style.display = "none";	29 style.display = "none";

30 }	30 }

31	31

32 PerfTestRunner.measureTime({	32 PerfTestRunner.measureTime({

33 description: "Measures performance of line-height calculation in lay out.",	33 description: "Measures performance of line-height calculation in lay out.",

34 run: test	34 run: test

35 });	35 });

36 </script>	36 </script>

37 </body>	37 </body>

38 </html>	38 </html>

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