90 lines
1.9 KiB
HTML
90 lines
1.9 KiB
HTML
<!DOCTYPE html>
|
|
<meta charset="UTF-8">
|
|
<title>position interpolation</title>
|
|
<link rel="help" href="https://drafts.csswg.org/css-position-3/#position-property">
|
|
<meta name="assert" content="position has discrete animation">
|
|
|
|
<script src="/resources/testharness.js"></script>
|
|
<script src="/resources/testharnessreport.js"></script>
|
|
<script src="/css/support/interpolation-testcommon.js"></script>
|
|
|
|
<style>
|
|
.parent {
|
|
position: relative;
|
|
display: inline-block;
|
|
height: 10px;
|
|
margin: 0px;
|
|
}
|
|
.target {
|
|
width: 10px;
|
|
height: 10px;
|
|
background-color: black;
|
|
left: 10px;
|
|
position: 10px;
|
|
}
|
|
.expected {
|
|
background-color: green;
|
|
}
|
|
</style>
|
|
|
|
<body>
|
|
<template id="target-template">
|
|
<div class="parent">
|
|
<div class="target"></div>
|
|
</div>
|
|
</template>
|
|
</body>
|
|
|
|
<script>
|
|
// Use default transition-behavior: normal.
|
|
test_no_interpolation({
|
|
property: 'position',
|
|
from: 'absolute',
|
|
to: 'static',
|
|
});
|
|
|
|
test_interpolation({
|
|
property: 'position',
|
|
behavior: 'allow-discrete',
|
|
from: 'relative',
|
|
to: 'static',
|
|
}, [
|
|
{at: -1, expect: 'relative'},
|
|
{at: 0, expect: 'relative'},
|
|
{at: 0.4, expect: 'relative'},
|
|
{at: 0.5, expect: 'static'},
|
|
{at: 1, expect: 'static'},
|
|
{at: 1.5, expect: 'static'},
|
|
]);
|
|
|
|
test_interpolation({
|
|
property: 'position',
|
|
behavior: 'allow-discrete',
|
|
from: 'sticky',
|
|
to: 'fixed',
|
|
}, [
|
|
{at: -1, expect: 'sticky'},
|
|
{at: 0, expect: 'sticky'},
|
|
{at: 0.4, expect: 'sticky'},
|
|
{at: 0.5, expect: 'fixed'},
|
|
{at: 1, expect: 'fixed'},
|
|
{at: 1.5, expect: 'fixed'},
|
|
]);
|
|
|
|
// This is still discrete interpolation; this test ensures that the neutral
|
|
// keyframe is defined correctly for position.
|
|
test_interpolation({
|
|
property: 'position',
|
|
from: neutralKeyframe,
|
|
to: 'absolute',
|
|
method: 'CSS Animations',
|
|
}, [
|
|
{at: -1, expect: 'static'},
|
|
{at: 0, expect: 'static'},
|
|
{at: 0.25, expect: 'static'},
|
|
{at: 0.5, expect: 'absolute'},
|
|
{at: 0.75, expect: 'absolute'},
|
|
{at: 1, expect: 'absolute'},
|
|
{at: 2, expect: 'absolute'},
|
|
]);
|
|
</script>
|