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DOM: more shadow tree event dispatching tests
WebKit test added in https://trac.webkit.org/r236002. Helps with whatwg/dom#742.
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shadow-dom/capturing-and-bubbling-event-listeners-across-shadow-trees.html
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<!DOCTYPE html> | ||
<html> | ||
<head> | ||
<title>Shadow DOM: Capturing event listeners should be invoked before bubbling event listeners</title> | ||
<meta name="author" title="Ryosuke Niwa" href="mailto:rniwa@webkit.org"> | ||
<script src="/resources/testharness.js"></script> | ||
<script src="/resources/testharnessreport.js"></script> | ||
<script src="./resources/shadow-dom.js"></script> | ||
<script> | ||
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function attachEventListeners(eventType, tree) { | ||
const eventLogs = []; | ||
const makeComposedPathResult = (event) => event.composedPath().map((node) => node.id) | ||
for (const id in tree) { | ||
const node = tree[id]; | ||
node.addEventListener(eventType, event => eventLogs.push( | ||
['bubbling', event.eventPhase, event.target.id, event.currentTarget.id, makeComposedPathResult(event)]), {capture: false}); | ||
node.addEventListener(eventType, event => eventLogs.push( | ||
['capturing', event.eventPhase, event.target.id, event.currentTarget.id, makeComposedPathResult(event)]), {capture: true}); | ||
} | ||
return eventLogs; | ||
} | ||
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</script> | ||
</head> | ||
<body> | ||
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<div id="test1"> | ||
<div id="parent"> | ||
<div id="target"></div> | ||
</div> | ||
</div> | ||
<script> | ||
test(() => { | ||
const tree = createTestTree(document.getElementById('test1')); | ||
const logs = attachEventListeners('my-event', tree); | ||
tree.target.dispatchEvent(new Event('my-event', { bubbles: true, composed: true })); | ||
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const composedPath = ['target', 'parent', 'test1']; | ||
assert_object_equals(logs, [ | ||
['capturing', Event.CAPTURING_PHASE, 'target', 'test1', composedPath], | ||
['capturing', Event.CAPTURING_PHASE, 'target', 'parent', composedPath], | ||
['capturing', Event.AT_TARGET, 'target', 'target', composedPath], | ||
['bubbling', Event.AT_TARGET, 'target', 'target', composedPath], | ||
['bubbling', Event.BUBBLING_PHASE, 'target', 'parent', composedPath], | ||
['bubbling', Event.BUBBLING_PHASE, 'target', 'test1', composedPath], | ||
]); | ||
}, 'Capturing event listeners should be invoked before bubbling event listeners on the target without shadow trees'); | ||
</script> | ||
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<div id="test2"> | ||
<div id="host"> | ||
<template id="shadowRoot" data-mode="closed"> | ||
<div id="target"></div> | ||
</template> | ||
</div> | ||
</div> | ||
<script> | ||
test(() => { | ||
const tree = createTestTree(document.getElementById('test2')); | ||
const logs = attachEventListeners('my-event', tree); | ||
tree.target.dispatchEvent(new Event('my-event', { bubbles: true, composed: true })); | ||
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const innerComposedPath = ['target', 'shadowRoot', 'host', 'test2']; | ||
const outerComposedPath = ['host', 'test2']; | ||
assert_object_equals(logs, [ | ||
['capturing', Event.CAPTURING_PHASE, 'host', 'test2', outerComposedPath], | ||
['capturing', Event.AT_TARGET, 'host', 'host', outerComposedPath], | ||
['capturing', Event.CAPTURING_PHASE, 'target', 'shadowRoot', innerComposedPath], | ||
['capturing', Event.AT_TARGET, 'target', 'target', innerComposedPath], | ||
['bubbling', Event.AT_TARGET, 'target', 'target', innerComposedPath], | ||
['bubbling', Event.BUBBLING_PHASE, 'target', 'shadowRoot', innerComposedPath], | ||
['bubbling', Event.AT_TARGET, 'host', 'host', outerComposedPath], | ||
['bubbling', Event.BUBBLING_PHASE, 'host', 'test2', outerComposedPath], | ||
]); | ||
}, 'Capturing event listeners should be invoked before bubbling event listeners when an event is dispatched inside a shadow tree'); | ||
</script> | ||
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<div id="test3"> | ||
<div id="outerHost"> | ||
<template id="outerShadowRoot" data-mode="closed"> | ||
<div id="innerHost"> | ||
<template id="innerShadowRoot" data-mode="closed"> | ||
<div id="target"></div> | ||
</template> | ||
</div> | ||
</template> | ||
</div> | ||
</div> | ||
<script> | ||
test(() => { | ||
const tree = createTestTree(document.getElementById('test3')); | ||
const logs = attachEventListeners('my-event', tree); | ||
tree.target.dispatchEvent(new Event('my-event', { bubbles: true, composed: true })); | ||
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const innerShadowComposedPath = ['target', 'innerShadowRoot', 'innerHost', 'outerShadowRoot', 'outerHost', 'test3']; | ||
const outerShadowComposedPath = ['innerHost', 'outerShadowRoot', 'outerHost', 'test3']; | ||
const outerComposedPath = ['outerHost', 'test3']; | ||
assert_object_equals(logs, [ | ||
['capturing', Event.CAPTURING_PHASE, 'outerHost', 'test3', outerComposedPath], | ||
['capturing', Event.AT_TARGET, 'outerHost', 'outerHost', outerComposedPath], | ||
['capturing', Event.CAPTURING_PHASE, 'innerHost', 'outerShadowRoot', outerShadowComposedPath], | ||
['capturing', Event.AT_TARGET, 'innerHost', 'innerHost', outerShadowComposedPath], | ||
['capturing', Event.CAPTURING_PHASE, 'target', 'innerShadowRoot', innerShadowComposedPath], | ||
['capturing', Event.AT_TARGET, 'target', 'target', innerShadowComposedPath], | ||
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['bubbling', Event.AT_TARGET, 'target', 'target', innerShadowComposedPath], | ||
['bubbling', Event.BUBBLING_PHASE, 'target', 'innerShadowRoot', innerShadowComposedPath], | ||
['bubbling', Event.AT_TARGET, 'innerHost', 'innerHost', outerShadowComposedPath], | ||
['bubbling', Event.BUBBLING_PHASE, 'innerHost', 'outerShadowRoot', outerShadowComposedPath], | ||
['bubbling', Event.AT_TARGET, 'outerHost', 'outerHost', outerComposedPath], | ||
['bubbling', Event.BUBBLING_PHASE, 'outerHost', 'test3', outerComposedPath], | ||
]); | ||
}, 'Capturing event listeners should be invoked before bubbling event listeners when an event is dispatched inside a doubly nested shadow tree'); | ||
</script> | ||
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<div id="test4"> | ||
<div id="host"> | ||
<template id="shadowRoot" data-mode="closed"> | ||
<slot id="slot"></slot> | ||
</template> | ||
<div id="target"></div> | ||
</div> | ||
</div> | ||
<script> | ||
test(() => { | ||
const tree = createTestTree(document.getElementById('test4')); | ||
const logs = attachEventListeners('my-event', tree); | ||
tree.target.dispatchEvent(new Event('my-event', { bubbles: true, composed: true })); | ||
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const innerComposedPath = ['target', 'slot', 'shadowRoot', 'host', 'test4']; | ||
const outerComposedPath = ['target', 'host', 'test4']; | ||
assert_object_equals(logs, [ | ||
['capturing', Event.CAPTURING_PHASE, 'target', 'test4', outerComposedPath], | ||
['capturing', Event.CAPTURING_PHASE, 'target', 'host', outerComposedPath], | ||
['capturing', Event.CAPTURING_PHASE, 'target', 'shadowRoot', innerComposedPath], | ||
['capturing', Event.CAPTURING_PHASE, 'target', 'slot', innerComposedPath], | ||
['capturing', Event.AT_TARGET, 'target', 'target', outerComposedPath], | ||
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['bubbling', Event.AT_TARGET, 'target', 'target', outerComposedPath], | ||
['bubbling', Event.BUBBLING_PHASE, 'target', 'slot', innerComposedPath], | ||
['bubbling', Event.BUBBLING_PHASE, 'target', 'shadowRoot', innerComposedPath], | ||
['bubbling', Event.BUBBLING_PHASE, 'target', 'host', outerComposedPath], | ||
['bubbling', Event.BUBBLING_PHASE, 'target', 'test4', outerComposedPath], | ||
]); | ||
}, 'Capturing event listeners should be invoked before bubbling event listeners when an event is dispatched via a slot'); | ||
</script> | ||
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<div id="test5"> | ||
<div id="upperHost"> | ||
<template id="upperShadowRoot" data-mode="closed"> | ||
<slot id="upperSlot"></slot> | ||
</template> | ||
<div id="lowerHost"> | ||
<template id="lowerShadowRoot" data-mode="closed"> | ||
<div id="target"></div> | ||
</template> | ||
</div> | ||
</div> | ||
</div> | ||
<script> | ||
test(() => { | ||
const tree = createTestTree(document.getElementById('test5')); | ||
const logs = attachEventListeners('my-event', tree); | ||
tree.target.dispatchEvent(new Event('my-event', { bubbles: true, composed: true })); | ||
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const lowerComposedPath = ['target', 'lowerShadowRoot', 'lowerHost', 'upperHost', 'test5']; | ||
const upperComposedPath = ['lowerHost', 'upperSlot', 'upperShadowRoot', 'upperHost', 'test5']; | ||
const outerComposedPath = ['lowerHost', 'upperHost', 'test5']; | ||
assert_object_equals(logs, [ | ||
['capturing', Event.CAPTURING_PHASE, 'lowerHost', 'test5', outerComposedPath], | ||
['capturing', Event.CAPTURING_PHASE, 'lowerHost', 'upperHost', outerComposedPath], | ||
['capturing', Event.CAPTURING_PHASE, 'lowerHost', 'upperShadowRoot', upperComposedPath], | ||
['capturing', Event.CAPTURING_PHASE, 'lowerHost', 'upperSlot', upperComposedPath], | ||
['capturing', Event.AT_TARGET, 'lowerHost', 'lowerHost', outerComposedPath], | ||
['capturing', Event.CAPTURING_PHASE, 'target', 'lowerShadowRoot', lowerComposedPath], | ||
['capturing', Event.AT_TARGET, 'target', 'target', lowerComposedPath], | ||
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['bubbling', Event.AT_TARGET, 'target', 'target', lowerComposedPath], | ||
['bubbling', Event.BUBBLING_PHASE, 'target', 'lowerShadowRoot', lowerComposedPath], | ||
['bubbling', Event.AT_TARGET, 'lowerHost', 'lowerHost', outerComposedPath], | ||
['bubbling', Event.BUBBLING_PHASE, 'lowerHost', 'upperSlot', upperComposedPath], | ||
['bubbling', Event.BUBBLING_PHASE, 'lowerHost', 'upperShadowRoot', upperComposedPath], | ||
['bubbling', Event.BUBBLING_PHASE, 'lowerHost', 'upperHost', outerComposedPath], | ||
['bubbling', Event.BUBBLING_PHASE, 'lowerHost', 'test5', outerComposedPath], | ||
]); | ||
}, 'Capturing event listeners should be invoked before bubbling event listeners when an event is dispatched inside a shadow tree which passes through another shadow tree'); | ||
</script> | ||
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</body> | ||
</html> |