Content - 356f0a606826377aa20c6750cad7230fdc17c450 - 299e74f/scroll-animations/current-time-nan.html

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Tip revision: 259d0612af038d14f2cd889a14a3adb6c9e96d96 authored by Josh Matthews on 23 December 2018, 05:25:51 UTC
Claim to support testdriver in servodriver

Tip revision: 259d061

current-time-nan.html

<!DOCTYPE html>
<meta charset="utf-8">
<title>ScrollTimeline current time algorithm - NaN cases</title>
<link rel="help" href="https://wicg.github.io/scroll-animations/#current-time-algorithm">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>

<style>
.scroller {
  height: 100px;
  width: 100px;
  overflow: auto;
}

.content {
  height: 500px;
  width: 500px;
}
</style>

<div id='inlineScroller' class='scroller' style='display: inline;'>
  <div class='content'></div>
</div>
<script>
'use strict';

// TODO(smcgruer): In many of the tests below, timeRange is specified when it
// should not need to be. This is an artifact of the initial Chrome
// implementation which doesn't support timeRange: 'auto'. These should be
// removed in the future.

test(function() {
  const scroller = document.querySelector('#inlineScroller');
  const scrollTimeline = new ScrollTimeline(
      { scrollSource: scroller, timeRange: 100, orientation: 'block' });

  assert_equals(scrollTimeline.currentTime, null);
}, 'currentTime should be null for a display: inline scrollSource');
</script>

<div id='displayNoneScroller' class='scroller' style='display: none;'>
  <div class='content'></div>
</div>
<script>
test(function() {
  const scroller = document.querySelector('#displayNoneScroller');
  const scrollTimeline = new ScrollTimeline(
      { scrollSource: scroller, timeRange: 100, orientation: 'block' });

  assert_equals(scrollTimeline.currentTime, null);
}, 'currentTime should be null for a display: none scrollSource');
</script>

<script>
test(function() {
  const scroller = document.createElement('div');
  const content = document.createElement('div');

  scroller.style.overflow = 'auto';
  scroller.style.height = '100px';
  scroller.style.width = '100px';
  content.style.height = '250px';
  content.style.width = '250px';

  scroller.appendChild(content);

  const scrollTimeline = new ScrollTimeline(
      { scrollSource: scroller, timeRange: 100, orientation: 'block' });

  assert_equals(scrollTimeline.currentTime, null);
}, 'currentTime should be null for an unattached scrollSource');
</script>

<div id='notAScroller' class='scroller' style='overflow: visible;'>
  <div class='content'></div>
</div>
<script>
test(function() {
  const scroller = document.querySelector('#notAScroller');
  const scrollTimeline = new ScrollTimeline(
      { scrollSource: scroller, timeRange: 100, orientation: 'block' });

  assert_equals(scrollTimeline.currentTime, null);
}, 'currentTime should be null when the scrollSource is not a scroller');
</script>

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