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Test Info: Warnings
- This test has a WPT meta file that expects 8 subtest issues.
- This WPT test may be referenced by the following Test IDs:
- /css/css-values/tree-counting/sibling-function-invalidation.html - WPT Dashboard Interop Dashboard
<!DOCTYPE html>
<title>CSS Values and Units Test: Invalidation for sibling-index() and sibling-count()</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<style>
#t1 {
width: calc(10px * sibling-index());
height: 50px;
background: teal;
}
</style>
<div>
<div id="rm1"></div>
<div></div>
<div></div>
<div></div>
<div></div>
<div id="t1"></div>
</div>
<script>
test(() => assert_equals(t1.offsetWidth, 60), "Initially 6th sibling");
test(() => {
rm1.remove();
assert_equals(t1.offsetWidth, 50);
}, "5th sibling after removal");
</script>
<style>
#t2 {
width: 50px;
height: calc(10px * sibling-count());
background: teal;
}
</style>
<div>
<div id="t2"></div>
<div></div>
<div></div>
<div></div>
<div></div>
<div id="rm2"></div>
</div>
<script>
test(() => assert_equals(t2.offsetHeight, 60), "Initially 6 siblings");
test(() => {
rm2.remove();
assert_equals(t2.offsetHeight, 50);
}, "5 siblings after removal");
</script>
<style>
#t3 {
width: calc(10px * sibling-index());
height: 50px;
background: teal;
}
</style>
<div>
<template shadowrootmode="open">
<slot></slot>
</template>
<div id="rm3"></div>
<div></div>
<div></div>
<div></div>
<div></div>
<div id="t3"></div>
</div>
<script>
test(() => assert_equals(t3.offsetWidth, 60), "Initially 6th slotted sibling");
test(() => {
rm3.slot = "null";
assert_equals(t3.offsetWidth, 50);
}, "5th sibling after slot change");
</script>
<style>
#t4 {
width: 50px;
height: calc(10px * sibling-count());
background: teal;
}
</style>
<div>
<template shadowrootmode="open">
<slot></slot>
</template>
<div id="t4"></div>
<div></div>
<div></div>
<div></div>
<div></div>
<div id="rm4"></div>
</div>
<script>
test(() => assert_equals(t4.offsetHeight, 60), "Initially 6 slotted siblings");
test(() => {
rm4.slot = "null";
assert_equals(t4.offsetHeight, 50);
}, "5 siblings after slot change");
</script>