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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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