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-rw-r--r-- | testing/web-platform/tests/shadow-dom/HTMLSlotElement-interface.html | 269 |
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diff --git a/testing/web-platform/tests/shadow-dom/HTMLSlotElement-interface.html b/testing/web-platform/tests/shadow-dom/HTMLSlotElement-interface.html new file mode 100644 index 0000000000..e22de32167 --- /dev/null +++ b/testing/web-platform/tests/shadow-dom/HTMLSlotElement-interface.html @@ -0,0 +1,269 @@ +<!DOCTYPE html> +<html> +<head> +<title>Shadow DOM: HTMLSlotElement interface</title> +<meta name="author" title="Ryosuke Niwa" href="mailto:rniwa@webkit.org"> +<meta name="assert" content="HTMLSlotElement must exist on window with name attribute and getAssignedNode() method"> +<link rel="help" href="https://w3c.github.io/webcomponents/spec/shadow/#the-slot-element"> +<script src="/resources/testharness.js"></script> +<script src="/resources/testharnessreport.js"></script> +</head> +<body> +<div id="log"></div> +<script> + +test(function () { + assert_true('HTMLSlotElement' in window, 'HTMLSlotElement must be defined on window'); + assert_equals(Object.getPrototypeOf(HTMLSlotElement.prototype), HTMLElement.prototype, 'HTMLSlotElement should inherit from HTMLElement'); + assert_true(document.createElement('slot') instanceof HTMLSlotElement, 'slot element should be an instance of HTMLSlotElement'); + assert_true(document.createElement('slot') instanceof HTMLElement, 'slot element should be an instance of HTMLElement'); +}, 'HTMLSlotElement must be defined on window'); + +test(function () { + assert_true('name' in HTMLSlotElement.prototype, '"name" attribute must be defined on HTMLSlotElement.prototype'); + + var slotElement = document.createElement('slot'); + assert_equals(slotElement.name, '', '"name" attribute must return the empty string when "name" content attribute is not set'); + + slotElement.setAttribute('name', 'foo'); + assert_equals(slotElement.name, 'foo', '"name" attribute must return the value of the "name" content attribute'); + + slotElement.name = 'bar'; + assert_equals(slotElement.name, 'bar', '"name" attribute must return the assigned value'); + assert_equals(slotElement.getAttribute('name'), 'bar', '"name" attribute must update the "name" content attribute'); +}, '"name" attribute on HTMLSlotElement must reflect "name" attribute'); + +function testSlotOutsideShadowTree(options) +{ + test(function () { + assert_true('assignedNodes' in HTMLSlotElement.prototype, '"assignedNodes" method must be defined on HTMLSlotElement.prototype'); + + var slotElement = document.createElement('slot'); + assert_array_equals(slotElement.assignedNodes(options), [], 'assignedNodes() must return an empty array when the slot element is not in any tree'); + + document.body.appendChild(slotElement); + assert_array_equals(slotElement.assignedNodes(options), [], 'assignedNodes() must return an empty array when the slot element is in a document tree'); + + }, 'assignedNodes(' + (options ? JSON.stringify(options) : '') + + ') on a HTMLSlotElement must return an empty array when the slot element is not in a tree or in a document tree'); +} + +testSlotOutsideShadowTree(null); +testSlotOutsideShadowTree({flattened: false}); +testSlotOutsideShadowTree({flattened: true}); + +function testSingleLevelOfSlotting(options) +{ + test(function () { + assert_true('assignedNodes' in HTMLSlotElement.prototype, '"assignedNodes" method must be defined on HTMLSlotElement.prototype'); + + var shadowHost = document.createElement('div'); + var child = document.createElement('p'); + + var shadowRoot = shadowHost.attachShadow({mode: 'open'}); + var slotElement = document.createElement('slot'); + shadowRoot.appendChild(slotElement); + + assert_array_equals(slotElement.assignedNodes(options), [], 'assignedNodes() must return an empty array when there are no nodes in the shadow tree'); + + shadowHost.appendChild(child); + assert_array_equals(slotElement.assignedNodes(options), [child], 'assignedNodes() on a default slot must return an element without slot element'); + + child.setAttribute('slot', 'foo'); + assert_array_equals(slotElement.assignedNodes(options), [], 'assignedNodes() on a default slot must not return an element with non-empty slot attribute'); + + child.setAttribute('slot', ''); + assert_array_equals(slotElement.assignedNodes(options), [child], 'assignedNodes() on a default slot must return an element with empty slot attribute'); + + slotElement.setAttribute('name', 'bar'); + assert_array_equals(slotElement.assignedNodes(options), [], 'assignedNodes() on a named slot must not return an element with empty slot attribute'); + + slotElement.setAttribute('name', ''); + assert_array_equals(slotElement.assignedNodes(options), [child], 'assignedNodes() on an empty name slot must return an element with empty slot attribute'); + + }, 'assignedNodes(' + (options ? JSON.stringify(options) : '') + ') must return the list of assigned nodes when none of the assigned nodes themselves are slots'); +} + +testSingleLevelOfSlotting(null); +testSingleLevelOfSlotting({flattened: false}); +testSingleLevelOfSlotting({flattened: true}); + +function testMutatingSlottedContents(options) +{ + test(function () { + var shadowHost = document.createElement('div'); + var p = document.createElement('p'); + var b = document.createElement('b'); + shadowHost.appendChild(p); + shadowHost.appendChild(b); + + var shadowRoot = shadowHost.attachShadow({mode: 'open'}); + var slotElement = document.createElement('slot'); + shadowRoot.appendChild(slotElement); + + assert_array_equals(slotElement.assignedNodes(options), [p, b], 'assignedNodes must return the distributed nodes'); + + slotElement.name = 'foo'; + assert_array_equals(slotElement.assignedNodes(options), [], 'assignedNodes must be empty when there are no matching elements for the slot name'); + + b.slot = 'foo'; + assert_array_equals(slotElement.assignedNodes(options), [b], 'assignedNodes must return the nodes with the matching slot name'); + + p.slot = 'foo'; + assert_array_equals(slotElement.assignedNodes(options), [p, b], 'assignedNodes must return the nodes with the matching slot name in the tree order'); + + slotElement.removeAttribute('name'); + assert_array_equals(slotElement.assignedNodes(options), [], 'assignedNodes must be empty for a default slot when all elements have "slot" attributes specified'); + + }, 'assignedNodes(' + (options ? JSON.stringify(options) : '') + ') must update when slot and name attributes are modified'); +} + +testMutatingSlottedContents(null); +testMutatingSlottedContents({flattened: false}); +testMutatingSlottedContents({flattened: true}); + +function testMutatingSlotName(options) +{ + test(function () { + var shadowHost = document.createElement('div'); + var child = document.createElement('span'); + shadowHost.appendChild(child); + + var shadowRoot = shadowHost.attachShadow({mode: 'open'}); + var slotElement = document.createElement('slot'); + slotElement.name = 'foo'; + shadowRoot.appendChild(slotElement); + + assert_array_equals(slotElement.assignedNodes(options), [], 'assignedNodes must be empty when there are no matching elements for the slot name'); + + slotElement.removeAttribute('name'); + assert_array_equals(slotElement.assignedNodes(options), [child], 'assignedNodes must be empty when there are no matching elements for the slot name'); + + }, 'assignedNodes(' + (options ? JSON.stringify(options) : '') + ') must update when a default slot is introduced dynamically by a slot rename'); +} + +testMutatingSlotName(null); +testMutatingSlotName({flattened: false}); +testMutatingSlotName({flattened: true}); + +function testInsertingAndRemovingSlots(options) +{ + test(function () { + var shadowHost = document.createElement('div'); + var p = document.createElement('p'); + var text = document.createTextNode(''); + var comment = document.createComment(''); + var processingInstruction = document.createProcessingInstruction('target', 'data'); + var b = document.createElement('b'); + shadowHost.appendChild(p); + shadowHost.appendChild(text); + shadowHost.appendChild(comment); + shadowHost.appendChild(processingInstruction); + shadowHost.appendChild(b); + + var shadowRoot = shadowHost.attachShadow({mode: 'open'}); + + var firstSlotElement = document.createElement('slot'); + shadowRoot.appendChild(firstSlotElement); + + var secondSlotElement = document.createElement('slot'); + shadowRoot.appendChild(secondSlotElement); + + assert_array_equals(firstSlotElement.assignedNodes(options), [p, text, b], + 'assignedNodes on a default slot must return the elements without slot attributes and text nodes'); + assert_array_equals(secondSlotElement.assignedNodes(options), [], + 'assignedNodes on the second unnamed slot element must return an empty array'); + + shadowRoot.removeChild(firstSlotElement); + assert_array_equals(firstSlotElement.assignedNodes(options), [], + 'assignedNodes on a detached formerly-default slot must return an empty array'); + assert_array_equals(secondSlotElement.assignedNodes(options), [p, text, b], + 'assignedNodes on the second unnamed slot element after removing the first must return the elements without slot attributes and text nodes'); + + shadowRoot.removeChild(secondSlotElement); + shadowRoot.appendChild(secondSlotElement); + assert_array_equals(firstSlotElement.assignedNodes(options), [], + 'Removing and re-inserting a default slot must not change the result of assignedNodes on a detached slot'); + assert_array_equals(secondSlotElement.assignedNodes(options), [p, text, b], + 'Removing and re-inserting a default slot must not change the result of assignedNodes'); + + shadowRoot.insertBefore(firstSlotElement, secondSlotElement); + assert_array_equals(firstSlotElement.assignedNodes(options), [p, text, b], + 'assignedNodes on a newly inserted unnamed slot element must return the elements without slot attributes and text nodes'); + assert_array_equals(secondSlotElement.assignedNodes(options), [], + 'assignedNodes on formerly-first but now second unnamed slot element must return an empty array'); + + }, 'assignedNodes(' + (options ? JSON.stringify(options) : '') + ') must update when slot elements are inserted or removed'); +} + +testInsertingAndRemovingSlots(null); +testInsertingAndRemovingSlots({flattened: false}); +testInsertingAndRemovingSlots({flattened: true}); + +test(function () { + var outerHost = document.createElement('div'); + var outerChild = document.createElement('span'); + outerHost.appendChild(outerChild); + + var outerShadow = outerHost.attachShadow({mode: 'closed'}); + var innerHost = document.createElement('div'); + var outerSlot = document.createElement('slot'); + var innerChild = document.createElement('b'); + outerShadow.appendChild(innerHost); + innerHost.appendChild(outerSlot); + innerHost.appendChild(innerChild); + + var innerShadow = innerHost.attachShadow({mode: 'closed'}); + var innerSlot = document.createElement('slot'); + innerShadow.appendChild(innerSlot); + + assert_array_equals(outerSlot.assignedNodes(), [outerChild], 'assignedNodes() on a default slot must return the assigned nodes'); + assert_array_equals(outerSlot.assignedNodes({flatten: false}), [outerChild], 'assignedNodes({flatten: false}) on a default slot must return the assigned nodes'); + assert_array_equals(outerSlot.assignedNodes({flatten: true}), [outerChild], 'assignedNodes({flatten: true}) on a default slot must return the assigned nodes if they are not themselves slots'); + + assert_array_equals(innerSlot.assignedNodes(), [outerSlot, innerChild], 'assignedNodes() on a default slot must return the assigned nodes'); + assert_array_equals(innerSlot.assignedNodes({flatten: false}), [outerSlot, innerChild], 'assignedNodes({flatten: false}) on a default slot must return the assigned nodes'); + assert_array_equals(innerSlot.assignedNodes({flatten: true}), [outerChild, innerChild], 'assignedNodes({flatten: true}) on a default slot must return the distributed nodes'); + + outerSlot.name = 'foo'; + assert_array_equals(outerSlot.assignedNodes(), [], 'assignedNodes() on a named slot must return an empty array if there are no matching elements'); + assert_array_equals(outerSlot.assignedNodes({flatten: false}), [], 'assignedNodes({flatten: false}) on a named slot must return an empty array if there are no matching elements'); + assert_array_equals(outerSlot.assignedNodes({flatten: true}), [], 'assignedNodes({flatten: true}) on a named slot must return an empty array if there are no matching elements'); + + assert_array_equals(innerSlot.assignedNodes(), [outerSlot, innerChild], 'assignedNodes() on a default slot must return the assigned nodes'); + assert_array_equals(innerSlot.assignedNodes({flatten: false}), [outerSlot, innerChild], 'assignedNodes({flatten: false}) on a default slot must return the assigned nodes'); + assert_array_equals(innerSlot.assignedNodes({flatten: true}), [innerChild], 'assignedNodes({flatten: true}) on a default slot must return the distributed nodes'); + + outerChild.slot = 'foo'; + assert_array_equals(outerSlot.assignedNodes(), [outerChild], 'assignedNodes() on a named slot must return matching elements'); + assert_array_equals(outerSlot.assignedNodes({flatten: false}), [outerChild], 'assignedNodes({flatten: false}) on a named slot must return matching elements'); + assert_array_equals(outerSlot.assignedNodes({flatten: true}), [outerChild], 'assignedNodes({flatten: true}) on a named slot must return matching elements'); + + assert_array_equals(innerSlot.assignedNodes(), [outerSlot, innerChild], 'assignedNodes() on a default slot must return the assigned nodes'); + assert_array_equals(innerSlot.assignedNodes({flatten: false}), [outerSlot, innerChild], 'assignedNodes({flatten: false}) on a default slot must return the assigned nodes'); + assert_array_equals(innerSlot.assignedNodes({flatten: true}), [outerChild, innerChild], 'assignedNodes({flatten: true}) on a default slot must return the distributed nodes'); + + var newInnerSlot = document.createElement('slot'); + innerShadow.insertBefore(newInnerSlot, innerSlot); + assert_array_equals(newInnerSlot.assignedNodes(), [outerSlot, innerChild], 'assignedNodes() on a default slot must return the assigned nodes'); + assert_array_equals(newInnerSlot.assignedNodes({flatten: false}), [outerSlot, innerChild], 'assignedNodes({flatten: false}) on a default slot must return the assigned nodes'); + assert_array_equals(newInnerSlot.assignedNodes({flatten: true}), [outerChild, innerChild], 'assignedNodes({flatten: true}) on a default slot must return the distributed nodes'); + + assert_array_equals(innerSlot.assignedNodes(), [], 'assignedNodes() on a nameless slot element which appears after a default slot must return an empty array'); + assert_array_equals(innerSlot.assignedNodes({flatten: false}), [], 'assignedNodes({flatten: false}) on a nameless slot element which appears after a default slot must return an empty array'); + assert_array_equals(innerSlot.assignedNodes({flatten: true}), [], 'assignedNodes({flatten: true}) on a nameless slot element which appears after a default slot must return an empty array'); + + innerShadow.removeChild(newInnerSlot); + assert_array_equals(newInnerSlot.assignedNodes(), [], 'assignedNodes() must return an empty array when the slot element is not in any tree'); + assert_array_equals(newInnerSlot.assignedNodes({flatten: false}), [], 'assignedNodes({flatten: false}) must return an empty array when the slot element is not in any tree'); + assert_array_equals(newInnerSlot.assignedNodes({flatten: true}), [], 'assignedNodes({flatten: true}) must return an empty array when the slot element is not in any tree'); + + assert_array_equals(innerSlot.assignedNodes(), [outerSlot, innerChild], 'assignedNodes() on a default slot must return the assigned nodes'); + assert_array_equals(innerSlot.assignedNodes({flatten: false}), [outerSlot, innerChild], 'assignedNodes({flatten: false}) on a default slot must return the assigned nodes'); + assert_array_equals(innerSlot.assignedNodes({flatten: true}), [outerChild, innerChild], 'assignedNodes({flatten: true}) on a default slot must return the distributed nodes'); + +}, 'assignedNodes({flatten: true}) must return the distributed nodes, and assignedNodes() and assignedNodes({flatten: false}) must returned the assigned nodes'); + +</script> +</body> +</html> |