third_party/WebKit/PerformanceTests/Layout/attach-inlines.html - Issue 1550513003: Skip dirtying lines when attaching children prior to attaching oneself

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Unified Diff: third_party/WebKit/PerformanceTests/Layout/attach-inlines.html

Issue 1550513003: Skip dirtying lines when attaching children prior to attaching oneself (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master

Patch Set: Skip dirtying lines when attaching children prior to attaching oneself Created 4 years, 5 months ago

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Index: third_party/WebKit/PerformanceTests/Layout/attach-inlines.html

diff --git a/third_party/WebKit/PerformanceTests/Layout/attach-inlines.html b/third_party/WebKit/PerformanceTests/Layout/attach-inlines.html

new file mode 100644

index 0000000000000000000000000000000000000000..6b3500727622b4667d0d5f704137f705fdee9aa2

--- /dev/null

+++ b/third_party/WebKit/PerformanceTests/Layout/attach-inlines.html

@@ -0,0 +1,28 @@

+<!DOCTYPE html>

+ <div id="div" style="display: none;">

+ <span id="span"></span>

+ </div>

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

+<script>

+ var div = document.getElementById("div");

+ var style = div.style;

+ function test() {

+ style.display = "block";

+ PerfTestRunner.forceLayout();

+ for (var i = 0; i < 1000; ++i)

+ span.appendChild(document.createElement("span")).textContent = "span";

+ PerfTestRunner.forceLayout();

+ style.display = "none";

+ span.innerHTML = '';

+ PerfTestRunner.forceLayout();

+ }

+ PerfTestRunner.measureRunsPerSecond({

+ description: "Measures performance of attaching a large number of inlines to an inline.",

+ run: test

+ });

+</script>

+</html>

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