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Test Info: Warnings
- This test has a WPT meta file that expects 1 subtest issues.
- This WPT test may be referenced by the following Test IDs:
- /css/css-anchor-position/position-try-initial-transition.html - WPT Dashboard Interop Dashboard
<!DOCTYPE html>
<title>CSS Anchor Positioning Test: Initial @position-try does not trigger a transition</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<div id=cb>
<div id=abs></div>
</div>
<style>
#cb {
position: relative;
width: 100px;
height: 100px;
background: lightpink;
}
#abs {
position: absolute;
background: darkcyan;
top: 10px;
left: 10px;
width: 150px; /* force fallback */
height: 25px;
position-try-fallbacks: --pf;
transition-property: top, left;
transition-duration: 10s;
transition-timing-function: steps(2, start);
}
@position-try --pf {
width: 50px;
top: 50px;
left: 50px;
}
</style>
<script>
test(() => {
assert_equals(getComputedStyle(abs).top, '50px');
assert_equals(getComputedStyle(abs).left, '50px');
}, 'No transition for initial style with @position-try');
</script>