| Index: LayoutTests/fast/scroll-behavior/overflow-scroll-animates.html
|
| diff --git a/LayoutTests/fast/scroll-behavior/overflow-scroll-animates.html b/LayoutTests/fast/scroll-behavior/overflow-scroll-animates.html
|
| new file mode 100644
|
| index 0000000000000000000000000000000000000000..a88a2b79f3f4605999b213d809ac23d3fd2862fc
|
| --- /dev/null
|
| +++ b/LayoutTests/fast/scroll-behavior/overflow-scroll-animates.html
|
| @@ -0,0 +1,85 @@
|
| +<!DOCTYPE html>
|
| +<style>
|
| +
|
| +#container {
|
| + width: 200px;
|
| + height: 200px;
|
| + overflow: scroll;
|
| +}
|
| +
|
| +#content {
|
| + width: 7500px;
|
| + height: 7500px;
|
| + background-color: blue;
|
| +}
|
| +
|
| +</style>
|
| +<script src="../../resources/js-test.js"></script>
|
| +<div id="container">
|
| + <div id="content"></div>
|
| +</div>
|
| +<div id="console"></div>
|
| +<script>
|
| +
|
| +jsTestIsAsync = true;
|
| +element = document.getElementById("container");
|
| +
|
| +var testConfigs = [
|
| + {preciseDeltas: false, expectSmooth: true},
|
| + {preciseDeltas: true, expectSmooth: false},
|
| +];
|
| +var config;
|
| +var waitingForScroll = false;
|
| +var scrollStart, scrollDuration;
|
| +
|
| +function nextConfig() {
|
| + config = testConfigs.shift();
|
| + if (!config)
|
| + finishJSTest();
|
| +
|
| + element.addEventListener("scroll", onElementScroll);
|
| +
|
| + eventSender.mouseMoveTo(100, 100);
|
| + eventSender.mouseScrollBy(0, -2, /* paged */ false,
|
| + config.preciseDeltas);
|
| + scrollStart = performance.now();
|
| +}
|
| +
|
| +function reset() {
|
| + element.removeEventListener("scroll", onElementScroll);
|
| + element.scrollTop = 0;
|
| + waitingForScroll = false;
|
| +}
|
| +
|
| +function onElementScroll() {
|
| + if (waitingForScroll) {
|
| + if (element.scrollTop == 80) {
|
| + scrollDuration = performance.now() - scrollStart;
|
| + shouldBeTrue("scrollDuration < 500");
|
| + reset();
|
| + nextConfig();
|
| + }
|
| + } else if (config.expectSmooth) {
|
| + shouldNotBe("element.scrollTop", "80");
|
| + waitingForScroll = true;
|
| + } else {
|
| + shouldBe("element.scrollTop", "80");
|
| + reset();
|
| + nextConfig();
|
| + }
|
| +}
|
| +
|
| +function runTest() {
|
| + internals.settings.setScrollAnimatorEnabled(true);
|
| + nextConfig();
|
| +}
|
| +
|
| +description("Tests that overflow scrolls are animated, unless the wheel " +
|
| + "event has precise scrolling deltas.");
|
| +
|
| +if (window.eventSender)
|
| + runTest();
|
| +else
|
| + debug("FAIL: This test requires window.eventSender.");
|
| +
|
| +</script>
|
|
|
Chromium Code Reviews
Issue 882813005:
Respect the smooth scrolling setting in LayerScrollableArea. (Closed)
Base URL: https://chromium.googlesource.com/chromium/blink.git@master