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| 1 <!DOCTYPE html> | |
| 2 <script src="../../../resources/js-test.js"></script> | |
| 3 <template id="ShadowTemplate"> | |
| 4 <ul> | |
| 5 <li tabindex="0" id="one">One</li> | |
| 6 <li tabindex="0" id="two">Two</li> | |
| 7 <li id="three">Three</li> | |
| 8 </ul> | |
| 9 </template> | |
| 10 <template id="NoFocusableShadowTemplate"> | |
| 11 <ul> | |
| 12 <li id="one">One</li> | |
| 13 <li id="two">Two</li> | |
| 14 <li id="three">Three</li> | |
| 15 </ul> | |
| 16 </template> | |
| 17 <body> | |
| 18 <input id="input0"> | |
| 19 <x-shadow id="xshadow0"></x-shadow> | |
| 20 <x-shadow id="xshadow1" tabindex="0"></x-shadow> | |
| 21 <x-shadow id="xshadow2" tabindex="0" delegatesFocus></x-shadow> | |
| 22 <x-shadow-nofocus id="xshadow3"></x-shadow-nofocus> | |
| 23 <x-shadow-nofocus id="xshadow4" tabindex="0"></x-shadow-nofocus> | |
| 24 <x-shadow-nofocus id="xshadow5" tabindex="0" delegatesFocus></x-shadow-nofocus> | |
| 25 </body> | |
| 26 <script> | |
| 27 function registerShadow(templateId, tagName) { | |
| 28 var template = document.getElementById(templateId); | |
| 29 var proto = Object.create(HTMLElement.prototype); | |
| 30 proto.createdCallback = function() { | |
| 31 var delegatesFocus = this.hasAttribute('delegatesFocus'); | |
| 32 this.attachShadow({'mode': 'open', 'delegatesFocus': delegatesFocus}).ap
pendChild( | |
| 33 document.importNode(template.content, true)); | |
| 34 }; | |
| 35 document.registerElement(tagName, { prototype: proto }); | |
| 36 } | |
| 37 | |
| 38 registerShadow('ShadowTemplate', 'x-shadow'); | |
| 39 registerShadow('NoFocusableShadowTemplate', 'x-shadow-nofocus'); | |
| 40 | |
| 41 debug('xshadow0 is not focusable without tabindex.'); | |
| 42 xshadow0.focus(); | |
| 43 shouldBeEqualToString('document.activeElement.tagName', 'BODY'); | |
| 44 shouldBeNull('xshadow0.shadowRoot.activeElement'); | |
| 45 | |
| 46 debug('xshadow1 becomes focusable with tabindex.'); | |
| 47 xshadow1.focus(); | |
| 48 shouldBeEqualToString('document.activeElement.id', 'xshadow1'); | |
| 49 shouldBeNull('xshadow1.shadowRoot.activeElement'); | |
| 50 | |
| 51 debug('on focus(), focusable xshadow2 with delegatesFocus=true delegates focus i
nto its inner element.'); | |
| 52 xshadow2.focus(); | |
| 53 shouldBeEqualToString('document.activeElement.id', 'xshadow2'); | |
| 54 shouldBeEqualToString('xshadow2.shadowRoot.activeElement.id', 'one'); | |
| 55 | |
| 56 debug('if an element within shadow is focused, focusing on shadow host should no
t slide focus to its inner element.'); | |
| 57 xshadow2.shadowRoot.querySelector('#two').focus(); | |
| 58 shouldBeEqualToString('document.activeElement.id', 'xshadow2'); | |
| 59 shouldBeEqualToString('xshadow2.shadowRoot.activeElement.id', 'two'); | |
| 60 | |
| 61 debug('xshadow2.focus() shouldn\'t move focus to #one when its inner element is
already focused.'); | |
| 62 xshadow2.focus(); | |
| 63 shouldBeEqualToString('document.activeElement.id', 'xshadow2'); | |
| 64 shouldBeEqualToString('xshadow2.shadowRoot.activeElement.id', 'two'); | |
| 65 | |
| 66 // Focus outside shadow DOMs. | |
| 67 input0.focus(); | |
| 68 | |
| 69 debug('focus() inside shadow DOM should not focus its shadow host, nor focusable
siblings.'); | |
| 70 // within shadow root. This is different from mouse click behavior. | |
| 71 xshadow1.shadowRoot.querySelector('#three').focus(); | |
| 72 shouldBeEqualToString('document.activeElement.id', 'input0'); | |
| 73 xshadow2.shadowRoot.querySelector('#three').focus(); | |
| 74 shouldBeEqualToString('document.activeElement.id', 'input0'); | |
| 75 | |
| 76 debug('If any element including shadow host is not focusable, focus doesn\'t cha
nge.'); | |
| 77 xshadow3.focus(); | |
| 78 shouldBeEqualToString('document.activeElement.id', 'input0'); | |
| 79 | |
| 80 debug('If no element is focusable within shadow root, but the shadow host is foc
usable, then the host gets focus regardless of delegatesFocus.'); | |
| 81 xshadow4.focus(); | |
| 82 shouldBeEqualToString('document.activeElement.id', 'xshadow4'); | |
| 83 xshadow5.focus(); | |
| 84 shouldBeEqualToString('document.activeElement.id', 'xshadow5'); | |
| 85 </script> | |
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