Source code

Revision control

Copy as Markdown

Other Tools

Test Info:

<!DOCTYPE html>
<meta charset="utf-8">
<title>HTML Test: focus - the sequential focus navigation order with shadow dom and all tabindex=0 except for one of the slot</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/resources/testdriver.js"></script>
<script src="/resources/testdriver-vendor.js"></script>
<script src="resources/shadow-utils.js"></script>
<body>
<script>
// Structure:
// <div #aboveHost tabindex=0>
// <div #host tabindex=0>
// #shadowRoot
// <div #aboveSlot tabindex=0>
// <slot #slotAbove tabindex=0>
// (slotted) <div #slottedAbove tabindex=0>
// <slot #slotBelow tabindex=1>
// (slotted) <div #slottedBelow tabindex=0>
// <div #belowSlot tabindex=0>
// <div #belowHost tabindex=0>
promise_test(() => {
let elementsInFlatTreeOrder;
let [aboveHost, host, aboveSlot, slotAbove, slottedAbove, slotBelow, slottedBelow, belowSlot, belowHost] =
elementsInFlatTreeOrder = prepareDOM(document.body, false);
setTabIndex(elementsInFlatTreeOrder, 0);
slotBelow.tabIndex = 1;
resetFocus();
// Focus should move first according to flat tree order to #aboveHost and #host, then into #host's focus scope.
// It will then move to #slottedBelow because #slotBelow has tabindex=1 (though we actually won't focus on the slot),
// and then back to #host's focus scope again, finally getting out to the document focus scope.
return assertFocusOrder([aboveHost, host, slottedBelow, aboveSlot, slottedAbove, belowSlot, belowHost]);
}, "Order when all tabindex=0, except for one slot that has tabindex=1");
</script>
</body>