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Side by Side Diff: PerformanceTests/CSS/AttributeDescendantSelector.html

Issue 478003002: Fill in descriptions on relevant blink_perf tests (Closed) Base URL: https://chromium.googlesource.com/chromium/blink.git@master
Patch Set: alancutter nits Created 6 years, 2 months ago
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1 <!DOCTYPE html> 1 <!DOCTYPE html>
2 <html> 2 <html>
3 <head> 3 <head>
4 <script src="../resources/runner.js"></script> 4 <script src="../resources/runner.js"></script>
5 <style> 5 <style>
6 [attr=root] [attr=child] {} 6 [attr=root] [attr=child] {}
7 </style> 7 </style>
8 </head> 8 </head>
9 <body> 9 <body>
10 <div id="root"></div> 10 <div id="root"></div>
(...skipping 25 matching lines...) Expand all
36 var child = document.querySelector("#child012341"); 36 var child = document.querySelector("#child012341");
37 child.setAttribute("attr", "child"); 37 child.setAttribute("attr", "child");
38 var runFunction = function() 38 var runFunction = function()
39 { 39 {
40 root.offsetHeight; // force recalc style 40 root.offsetHeight; // force recalc style
41 root.setAttribute("attr" , "root"); 41 root.setAttribute("attr" , "root");
42 root.offsetHeight; 42 root.offsetHeight;
43 root.removeAttribute("attr"); 43 root.removeAttribute("attr");
44 } 44 }
45 45
46 PerfTestRunner.measureRunsPerSecond({run: runFunction}); 46 PerfTestRunner.measureRunsPerSecond({
47 description: "Measures performance of the CSS attribute descendant selector ([a=b] [c=d]).",
48 run: runFunction
49 });
47 50
48 </script> 51 </script>
49 </body> 52 </body>
50 </html> 53 </html>
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