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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:
- /html/semantics/interactive-elements/the-dialog-element/modal-dialog-scroll-height.html - WPT Dashboard Interop Dashboard
<!DOCTYPE html>
<link rel=author href="mailto:jarhar@chromium.org">
<link rel=author href="mailto:skobes@chromium.org">
<link rel=help href="https://html.spec.whatwg.org/multipage/interactive-elements.html#the-dialog-element">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<style>
body {
margin: 0;
}
.spacer {
height: 500px;
}
dialog {
border: 0;
margin: 0;
padding: 1px;
}
</style>
<div class="spacer"></div>
<dialog>
<div class="spacer"></div>
</dialog>
<script>
test(() => {
document.querySelector('dialog').showModal();
assert_equals(document.scrollingElement.scrollHeight, window.innerHeight);
}, 'dialogs should be centered before computing overflow.');
</script>