third_party/WebKit/LayoutTests/fast/events/hr-timestamp/constructed-events.html - Issue 1352523002: Use high precision timestamp for Event.timestamp

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Unified Diff: third_party/WebKit/LayoutTests/fast/events/hr-timestamp/constructed-events.html

Issue 1352523002: Use high precision timestamp for Event.timestamp (Closed) Base URL: https://chromium.googlesource.com/chromium/blink.git@master

Patch Set: Created 5 years, 3 months ago

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Index: third_party/WebKit/LayoutTests/fast/events/hr-timestamp/constructed-events.html

diff --git a/third_party/WebKit/LayoutTests/fast/events/hr-timestamp/constructed-events.html b/third_party/WebKit/LayoutTests/fast/events/hr-timestamp/constructed-events.html

new file mode 100644

index 0000000000000000000000000000000000000000..b36c7998336a4c00058c537d0428750997c81011

--- /dev/null

+++ b/third_party/WebKit/LayoutTests/fast/events/hr-timestamp/constructed-events.html

@@ -0,0 +1,14 @@

+<!DOCTYPE html>

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

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

+<script type="text/javascript">

+'use strict';

+for (let eventType of [MouseEvent, KeyboardEvent, WheelEvent, GamepadEvent, FocusEvent]) {

+ test(function() {

+ let now = performance.now();

+ let e = new eventType('test');

+ assert_approx_equals(e.timeStamp, now, 0.05, "Timestamp should be within 0.05 ms of the performance.now() when it was created");

Rick Byers 2015/09/25 17:29:33 This might be too sensitive to avoid flakiness (eg

majidvp 2015/09/29 14:21:31 Makes sense. Done.

+ }, `Constructed ${eventType.prototype.constructor.name} timestamp should be high resolution and have the same time origin as performance.now()`);

+</script>