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<!DOCTYPE html>
<meta charset="UTF-8">
<title>vertical-align interpolation</title>
<link rel="help" href="https://www.w3.org/TR/CSS2/visudet.html#propdef-vertical-align">
<meta name="assert" content="vertical-align supports animation">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/css/support/interpolation-testcommon.js"></script>
<style>
.parent {
vertical-align: 100px;
}
.target {
width: 100px;
height: 100px;
background-color: black;
display: inline-block;
vertical-align: 10px;
}
.expected {
background-color: green;
}
</style>
<body>
<script>
test_interpolation({
property: 'vertical-align',
from: neutralKeyframe,
to: '40px',
}, [
{at: -0.5, expect: '-5px'},
{at: 0, expect: '10px'},
{at: 0.3, expect: '19px'},
{at: 0.6, expect: '28px'},
{at: 1, expect: '40px'},
{at: 1.5, expect: '55px'},
]);
test_no_interpolation({
property: 'vertical-align',
from: 'initial',
to: '40px',
});
test_interpolation({
property: 'vertical-align',
from: 'inherit',
to: '40px',
}, [
{at: -0.5, expect: '130px'},
{at: 0, expect: '100px'},
{at: 0.3, expect: '82px'},
{at: 0.6, expect: '64px'},
{at: 1, expect: '40px'},
{at: 1.5, expect: '10px'},
]);
test_no_interpolation({
property: 'vertical-align',
from: 'unset',
to: '40px',
});
test_interpolation({
property: 'vertical-align',
from: '0px',
to: '100px'
}, [
{at: -0.5, expect: '-50px'},
{at: 0, expect: '0px'},
{at: 0.3, expect: '30px'},
{at: 0.6, expect: '60px'},
{at: 1, expect: '100px'},
{at: 1.5, expect: '150px'}
]);
test_interpolation({
property: 'vertical-align',
from: '40px',
to: '40%'
}, [
{at: -0.5, expect: 'calc(60px - 20%)'},
{at: 0, expect: 'calc(40px + 0%)'},
{at: 0.3, expect: 'calc(28px + 12%)'},
{at: 1, expect: '40%'},
{at: 1.5, expect: 'calc(-20px + 60%)'}
]);
test_no_interpolation({
property: 'vertical-align',
from: 'super',
to: '40%'
});
</script>
</body>
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