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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-area-ambiguous-self.html - WPT Dashboard Interop Dashboard
<!DOCTYPE html>
<title>CSS Anchor Positioning: position-area with writing-mode and direction</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<style>
#abs-container {
writing-mode: vertical-lr;
position: absolute;
width: 400px;
height: 400px;
}
#anchor {
anchor-name: --a;
width: 100px;
height: 100px;
}
#anchored {
position: absolute;
writing-mode: horizontal-tb;
direction: rtl;
position-anchor: --a;
position-area: self-end self-start;
width: 100px;
height: 100px;
}
</style>
<div id="abs-container">
<div id="anchor"></div>
<div id="anchored"></div>
</div>
<script>
test(() => {
assert_equals(anchored.offsetTop, 100, "positioned below the anchor");
assert_equals(anchored.offsetLeft, 100, "positioned to the right of the anchor");
}, "'self-end self-start' of horizontal-tb/rtl is physically 'bottom right'");
</script>