focus-tabindex-order-shadow-negative-delegatesFocus.html (1523B)
1 <!DOCTYPE html> 2 <meta charset="utf-8"> 3 <title>HTML Test: focus - the sequential focus navigation order with shadow dom that delegates focus and all tabindex=-1 in shadow tree</title> 4 <link rel="help" href="https://html.spec.whatwg.org/multipage/interaction.html#sequential-focus-navigation"> 5 <script src="/resources/testharness.js"></script> 6 <script src="/resources/testharnessreport.js"></script> 7 <script src="/resources/testdriver.js"></script> 8 <script src="/resources/testdriver-vendor.js"></script> 9 <script src="resources/shadow-utils.js"></script> 10 <body> 11 <script> 12 // Structure: 13 // <div #aboveHost tabindex=0> 14 // <div #host tabindex=0> 15 // #shadowRoot (delegatesFocus) 16 // <div #aboveSlot tabindex=-1> 17 // <slot #slotAbove tabindex=-1> 18 // (slotted) <div #slottedAbove tabindex=-1> 19 // <slot #slotBelow tabindex=-1> 20 // (slotted) <div #slottedBelow tabindex=-1> 21 // <div #belowSlot tabindex=-1> 22 // <div #belowHost tabindex=0> 23 24 promise_test(() => { 25 let elementsInFlatTreeOrder; 26 let [aboveHost, host, aboveSlot, slotAbove, slottedAbove, slotBelow, slottedBelow, belowSlot, belowHost] = elementsInFlatTreeOrder = prepareDOM(document.body, true); 27 setTabIndex(elementsInFlatTreeOrder, -1); 28 setTabIndex([aboveHost, host, belowHost], 0); 29 resetFocus(); 30 // Focus should only land on #aboveHost and #belowHost (all others are non-sequentially focusable). 31 return assertFocusOrder([aboveHost, belowHost]); 32 }, "Order when all tabindex=-1 is and delegatesFocus = true"); 33 </script> 34 </body>