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Remove anonymous box from details/summary shadow dom #26053

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Oct 9, 2020
+35 −0
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Remove anonymous box from details/summary shadow dom #26053

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35 changes: 35 additions & 0 deletions html/rendering/the-details-element/details-blockification.html
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Original file line number Diff line number Diff line change
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<!DOCTYPE html>
<meta charset="utf-8">
<title>CSS Test: details children blockification</title>
<link rel="author" title="Mason Freed" href="mailto:masonfreed@chromium.org">
<link rel="help" href="https://html.spec.whatwg.org/multipage/rendering.html#the-details-and-summary-elements">
<meta name="assert" content="Ensure blockification of <details> children">
<script src=/resources/testharness.js></script>
<script src=/resources/testharnessreport.js></script>

<div id="example1">
<details style="display: grid" open>
<summary style="display: inline">foo</summary>
<div style="display: inline">bar</span>
</details>
</div>

<div id="example2" style="display: grid">
<details style="display: contents" open>
<summary style="display: inline">foo</summary>
<div style="display: inline">bar</span>
</details>
</div>

<script>
function checkDetails(details) {
assert_equals(getComputedStyle(details.querySelector('summary')).display, "block");
assert_equals(getComputedStyle(details.querySelector('div')).display, "block");
}
test(() => {
checkDetails(document.querySelector('#example1'));
checkDetails(document.querySelector('#example2'));
assert_equals(getComputedStyle(document.querySelector('#example2>details')).display, "contents");
}, "Summary and content should have display:block computed value");

</script>