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<!DOCTYPE html>
<meta charset="UTF-8">
<title>visibility interpolation</title>
<link rel="help" href="https://www.w3.org/TR/CSS2/visufx.html#visibility">
<meta name="assert" content="visibility supports">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/css/support/interpolation-testcommon.js"></script>
<body>
<script>
test_interpolation({
property: 'visibility',
from: 'visible',
to: 'visible'
}, [
{at: -1, expect: 'visible'},
{at: 0, expect: 'visible'},
{at: 0.5, expect: 'visible'},
{at: 1, expect: 'visible'},
{at: 1.5, expect: 'visible'},
]);
test_interpolation({
property: 'visibility',
from: 'visible',
to: 'hidden'
}, [
{at: -1, expect: 'visible'},
{at: 0, expect: 'visible'},
{at: 0.1, expect: 'visible'},
{at: 0.9, expect: 'visible'},
{at: 1, expect: 'hidden'},
{at: 1.5, expect: 'hidden'},
]);
test_interpolation({
property: 'visibility',
from: 'hidden',
to: 'visible'
}, [
{at: -1, expect: 'hidden'},
{at: 0, expect: 'hidden'},
{at: 0.1, expect: 'visible'},
{at: 0.9, expect: 'visible'},
{at: 1, expect: 'visible'},
{at: 1.5, expect: 'visible'},
]);
test_interpolation({
property: 'visibility',
from: 'collapse',
to: 'visible'
}, [
{at: -1, expect: 'collapse'},
{at: 0, expect: 'collapse'},
{at: 0.1, expect: 'visible'},
{at: 0.9, expect: 'visible'},
{at: 1, expect: 'visible'},
{at: 1.5, expect: 'visible'},
]);
test_no_interpolation({
property: 'visibility',
from: 'collapse',
to: 'hidden'
});
</script>
</body>
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