36 lines
1.5 KiB
HTML
36 lines
1.5 KiB
HTML
<!DOCTYPE html>
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<meta charset="utf-8">
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<title>HTML Test: focus - the sequential focus navigation order with shadow dom that delegates focus and tabindex in shadow tree varies</title>
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<link rel="help" href="https://html.spec.whatwg.org/multipage/interaction.html#sequential-focus-navigation">
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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<script src="/resources/testdriver.js"></script>
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<script src="/resources/testdriver-vendor.js"></script>
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<script src="resources/shadow-utils.js"></script>
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<body>
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<script>
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// Structure:
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// <div #aboveHost tabindex=0>
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// <div #host tabindex=0>
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// #shadowRoot (delegatesFocus)
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// <div #aboveSlot tabindex=0>
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// <slot #slotAbove tabindex=1>
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// (slotted) <div #slottedAbove tabindex=3>
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// <slot #slotBelow tabindex=2>
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// (slotted) <div #slottedBelow tabindex=1>
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// <div #belowSlot tabindex=-1>
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// <div #belowHost tabindex=0>
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promise_test(() => {
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let elementsInFlatTreeOrder;
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let [aboveHost, host, aboveSlot, slotAbove, slottedAbove, slotBelow, slottedBelow, belowSlot, belowHost] = elementsInFlatTreeOrder = prepareDOM(document.body, true);
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setTabIndex(elementsInFlatTreeOrder, -1);
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setTabIndex([aboveHost, host, aboveSlot, belowHost], 0);
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setTabIndex([slotAbove, slottedBelow], 1);
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setTabIndex([slotBelow], 2);
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setTabIndex([slottedAbove], 3);
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resetFocus();
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return assertFocusOrder([aboveHost, slottedAbove, slottedBelow, aboveSlot, belowHost]);
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}, "Order when tabindex varies and delegatesFocus = true");
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</script>
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</body>
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