third_party/WebKit/PerformanceTests/Bindings/sequence-conversion-array.html - Issue 2821493002: bindings: Add performance test for JS->WebIDL sequence conversions.

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Unified Diff: third_party/WebKit/PerformanceTests/Bindings/sequence-conversion-array.html

Issue 2821493002: bindings: Add performance test for JS->WebIDL sequence conversions. (Closed)

Patch Set: Created 3 years, 8 months ago

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Index: third_party/WebKit/PerformanceTests/Bindings/sequence-conversion-array.html

diff --git a/third_party/WebKit/PerformanceTests/Bindings/sequence-conversion-array.html b/third_party/WebKit/PerformanceTests/Bindings/sequence-conversion-array.html

new file mode 100644

index 0000000000000000000000000000000000000000..c988f6ee33fb06e355283728bb96d6a8c2380b29

--- /dev/null

+++ b/third_party/WebKit/PerformanceTests/Bindings/sequence-conversion-array.html

@@ -0,0 +1,17 @@

+<!DOCTYPE html>

+<html>

+<body>

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

+<script>

+let dataArray = [];

+for (let i = 0; i < 100000; i++)

+ dataArray.push('abcdefg foo bar baz');

Yuki 2017/04/14 07:50:44 Will this v8::String be converted to blink::String

Raphael Kubo da Costa (rakuco) 2017/04/14 08:09:10 Since the string conversion is still going to happ

Yuki 2017/04/14 08:27:58 An empty string makes sense to me.

+PerfTestRunner.measureRunsPerSecond({

+ description: "This benchmark measures the overhead of converting JavaScript objects into WebIDL sequences (fast path for arrays)",

+ run: function() {

+ new Blob(dataArray);

+ }});

+</script>

+</body>

+</html>

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