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Issue 2360123002: Import wpt@3801ab5834101113e5f53bfb57e3c76b2b87ecbb (Closed)
Patch Set: Mark the failing test to Win only Created 4 years, 3 months ago
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1 <!DOCTYPE html>
2 <html>
3 <head>
4 <title>Shadow DOM: Firing an event inside a shadow tree</title>
5 <meta name="author" title="Ryosuke Niwa" href="mailto:rniwa@webkit.org">
6 <meta name="assert" content="The event path calculation algorithm must be used t o determine event path">
7 <link rel="help" href="https://w3c.github.io/webcomponents/spec/shadow/#event-pa ths">
8 <script src="/resources/testharness.js"></script>
9 <script src="/resources/testharnessreport.js"></script>
10 </head>
11 <body>
12 <div id="log"></div>
13 <script>
14
15 function dispatchEventWithLog(target, event) {
16 var log = [];
17
18 for (var node = target; node; node = node.parentNode || node.host) {
19 node.addEventListener(event.type, (function (event) {
20 log.push([this, event.target]);
21 }).bind(node));
22 }
23
24 target.dispatchEvent(event);
25
26 return log;
27 }
28
29 function createShadowRootWithGrandChild(mode) {
30 var host = document.createElement('div');
31 var root = host.attachShadow({mode: mode});
32
33 var parent = document.createElement('span');
34 root.appendChild(parent);
35
36 var target = document.createElement('b');
37 parent.appendChild(target);
38 return {target: target, parent: parent, root: root, host: host};
39 }
40
41 function testEventInDetachedShadowTree(mode) {
42 test(function () {
43 var shadow = createShadowRootWithGrandChild(mode);
44
45 log = dispatchEventWithLog(shadow.target, new Event('foo', {composed: tr ue, bubbles: true}));
46
47 assert_array_equals(log.length, 4, 'EventPath must contain [target, pare nt, shadow root, shadow host]');
48 assert_array_equals(log[0], [shadow.target, shadow.target], 'EventPath[0 ] must be the target');
49 assert_array_equals(log[1], [shadow.parent, shadow.target], 'EventPath[1 ] must be the parent of the target');
50 assert_array_equals(log[2], [shadow.root, shadow.target], 'EventPath[2] must be the shadow root');
51 assert_array_equals(log[3], [shadow.host, shadow.host], 'EventPath[3] mu st be the shadow host');
52
53 }, 'Firing an event inside a grand child of a detached ' + mode + ' mode sha dow tree');
54 }
55
56 testEventInDetachedShadowTree('open');
57 testEventInDetachedShadowTree('closed');
58
59 function testEventInShadowTreeInsideDocument(mode) {
60 test(function () {
61 var shadow = createShadowRootWithGrandChild(mode);
62 document.body.appendChild(shadow.host);
63
64 log = dispatchEventWithLog(shadow.target, new Event('foo', {composed: tr ue, bubbles: true}));
65
66 assert_array_equals(log.length, 7, 'EventPath must contain [target, pare nt, shadow root, shadow host, body, html, document]');
67 assert_array_equals(log[0], [shadow.target, shadow.target], 'EventPath[0 ] must be the target');
68 assert_array_equals(log[1], [shadow.parent, shadow.target], 'EventPath[1 ] must be the parent of the target');
69 assert_array_equals(log[2], [shadow.root, shadow.target], 'EventPath[2] must be the shadow root');
70 assert_array_equals(log[3], [shadow.host, shadow.host], 'EventPath[3] mu st be the shadow host');
71 assert_array_equals(log[4], [document.body, shadow.host], 'EventPath[4] must be the body element (parent of shadow host)');
72 assert_array_equals(log[5], [document.documentElement, shadow.host], 'Ev entPath[5] must be the html element');
73 assert_array_equals(log[6], [document, shadow.host], 'EventPath[6] must be the document node');
74
75 }, 'Firing an event inside a grand child of an in-document ' + mode + ' mode shadow tree');
76 }
77
78 testEventInShadowTreeInsideDocument('open');
79 testEventInShadowTreeInsideDocument('closed');
80
81 function createNestedShadowRoot(innerMode, outerMode) {
82 var outerHost = document.createElement('div');
83 var outerRoot = outerHost.attachShadow({mode: outerMode});
84
85 var outerChild = document.createElement('p');
86 outerRoot.appendChild(outerChild);
87
88 var innerHost = document.createElement('span');
89 outerChild.appendChild(innerHost);
90
91 var innerRoot = innerHost.attachShadow({mode: innerMode});
92 var innerChild = document.createElement('span');
93 innerRoot.appendChild(innerChild);
94
95 return {target: innerChild, innerRoot: innerRoot, innerHost: innerHost, oute rChild: outerChild, outerRoot: outerRoot, outerHost: outerHost};
96 }
97
98 function testEventInDetachedNestedShadowTree(innerMode, outerMode) {
99 test(function () {
100 var shadow = createNestedShadowRoot(innerMode, outerMode);
101
102 log = dispatchEventWithLog(shadow.target, new Event('bar', {composed: tr ue, bubbles: true}));
103
104 assert_array_equals(log.length, 6, 'EventPath must contain [target, inne r root, inner host, parent, outer root, outer host]');
105 assert_array_equals(log[0], [shadow.target, shadow.target], 'EventPath[0 ] must be the target');
106 assert_array_equals(log[1], [shadow.innerRoot, shadow.target], 'EventPat h[1] must be the inner shadow root');
107 assert_array_equals(log[2], [shadow.innerHost, shadow.innerHost], 'Event Path[2] must be the inner shadow host');
108 assert_array_equals(log[3], [shadow.outerChild, shadow.innerHost], 'Even tPath[3] must be the parent of the inner shadow host');
109 assert_array_equals(log[4], [shadow.outerRoot, shadow.innerHost], 'Event Path[4] must be the outer shadow root');
110 assert_array_equals(log[5], [shadow.outerHost, shadow.outerHost], 'Event Path[5] must be the outer shadow host');
111
112 }, 'Firing an event inside a detached ' + innerMode + ' mode shadow tree ins ide ' + outerMode + ' mode shadow tree');
113 }
114
115 testEventInDetachedNestedShadowTree('open', 'open');
116 testEventInDetachedNestedShadowTree('open', 'closed');
117 testEventInDetachedNestedShadowTree('closed', 'open');
118 testEventInDetachedNestedShadowTree('closed', 'closed');
119
120 function testEventInNestedShadowTreeInsideDocument(innerMode, outerMode) {
121 test(function () {
122 var shadow = createNestedShadowRoot(innerMode, outerMode);
123 document.body.appendChild(shadow.outerHost);
124
125 log = dispatchEventWithLog(shadow.target, new Event('bar', {composed: tr ue, bubbles: true}));
126
127 assert_array_equals(log.length, 6, 'EventPath must contain [target, inne r root, inner host, parent, outer root, outer host]');
128 assert_array_equals(log[0], [shadow.target, shadow.target], 'EventPath[0 ] must be the target');
129 assert_array_equals(log[1], [shadow.innerRoot, shadow.target], 'EventPat h[1] must be the inner shadow root');
130 assert_array_equals(log[2], [shadow.innerHost, shadow.innerHost], 'Event Path[2] must be the inner shadow host');
131 assert_array_equals(log[3], [shadow.outerChild, shadow.innerHost], 'Even tPath[3] must be the parent of the inner shadow host');
132 assert_array_equals(log[4], [shadow.outerRoot, shadow.innerHost], 'Event Path[4] must be the outer shadow root');
133 assert_array_equals(log[5], [shadow.outerHost, shadow.outerHost], 'Event Path[5] must be the outer shadow host');
134 assert_array_equals(log[6], [document.body, shadow.outerHost], 'EventPat h[6] must be the body element');
135 assert_array_equals(log[7], [document.documentElement, shadow.outerHost] , 'EventPath[7] must be the html element');
136 assert_array_equals(log[8], [document, shadow.outerHost], 'EventPath[8] must be the document node');
137
138 }, 'Firing an event inside an in-document ' + innerMode + ' mode shadow tree inside ' + outerMode + ' mode shadow tree');
139 }
140
141 testEventInNestedShadowTreeInsideDocument('open', 'open');
142 testEventInNestedShadowTreeInsideDocument('open', 'closed');
143 testEventInNestedShadowTreeInsideDocument('closed', 'open');
144 testEventInNestedShadowTreeInsideDocument('closed', 'closed');
145
146 </script>
147 </body>
148 </html>
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