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113 lines
6.0 KiB
HTML
113 lines
6.0 KiB
HTML
<!DOCTYPE html>
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<html>
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<head>
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<title>Shadow DOM: ShadowRoot interface</title>
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<meta name="author" title="Ryosuke Niwa" href="mailto:rniwa@webkit.org">
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<meta name="assert" content="ShadowRoot interface and its attributes must be defined">
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<link rel="help" href="https://w3c.github.io/webcomponents/spec/shadow/#the-shadowroot-interface">
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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<link rel='stylesheet' href='/resources/testharness.css'>
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</head>
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<body>
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<div id="log"></div>
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<script>
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test(function () {
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assert_true('ShadowRoot' in window, '"ShadowRoot" exists on window');
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}, 'Check the existence of ShadowRoot interface');
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test(function () {
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assert_equals(ShadowRoot.prototype.__proto__, DocumentFragment.prototype, 'ShadowRoot must inherit from DocumentFragment');
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}, 'ShadowRoot must inherit from DocumentFragment');
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test(function () {
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assert_throws({'name': 'TypeError'}, function () { new ShadowRoot(); }, 'new ShadowRoot() must throw a TypeError');
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}, 'ShadowRoot must not be a constructor');
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function testActiveElement(mode) {
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test(function () {
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var host = document.createElement('div');
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document.body.appendChild(host);
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var shadowRoot = host.attachShadow({'mode': mode});
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shadowRoot.appendChild(document.createElement('input'));
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assert_equals(shadowRoot.activeElement, null, 'ShadowRoot.host must return null if an ' + mode + ' shadow tree does not have a focused element');
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shadowRoot.firstChild.focus();
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assert_equals(shadowRoot.activeElement, shadowRoot.firstChild, 'ShadowRoot.host must return the focused element of an ' + mode + ' shadow tree');
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host.remove();
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assert_equals(shadowRoot.activeElement, null, 'ShadowRoot.host must return null if an ' + mode + ' shadow tree lost focus');
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}, 'ShadowRoot.activeElement must return the focused element of the context object when shadow root is ' + mode + '.');
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}
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testActiveElement('open');
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testActiveElement('closed');
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test(function () {
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var host1 = document.createElement('div');
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assert_equals(host1.attachShadow({'mode': 'open'}).host, host1, 'ShadowRoot.host must return the shadow host of an open shadow tree')
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var host2 = document.createElement('div');
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assert_equals(host2.attachShadow({'mode': 'closed'}).host, host2, 'ShadowRoot.host must return the shadow host of a closed shadow tree');
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}, 'ShadowRoot.host must return the shadow host of the context object.');
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function testInnerHTML(mode) {
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test(function () {
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var host = document.createElement('div');
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var shadowRoot = host.attachShadow({'mode': mode});
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assert_equals(shadowRoot.innerHTML, '', 'ShadowRoot.innerHTML must be an empty string when the shadow root does not have any children');
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shadowRoot.appendChild(document.createTextNode('hello'));
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assert_equals(shadowRoot.innerHTML, 'hello', 'ShadowRoot.innerHTML must serialize a text node child');
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shadowRoot.appendChild(document.createElement('span'));
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assert_equals(shadowRoot.innerHTML, 'hello<span></span>', 'ShadowRoot.innerHTML must serialize a HTML element child');
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}, 'ShadowRoot.innerHTML must return the result of the HTML fragment serialization algorithm when shadow root is ' + mode + '.');
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}
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testInnerHTML('open');
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testInnerHTML('closed');
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function testSetInnerHTML(mode) {
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test(function () {
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var host = document.createElement('div');
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var shadowRoot = host.attachShadow({'mode': mode});
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shadowRoot.innerHTML = 'hello';
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assert_equals(shadowRoot.childNodes.length, 1, 'ShadowRoot.innerHTML = "hello" must insert a single child (text node)');
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assert_true(shadowRoot.firstChild instanceof Text, 'The first child of the shadow root after ShadowRoot.innerHTML = "hello" must be a Text node');
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assert_equals(shadowRoot.firstChild.data, 'hello', 'The first Text node should contain the string "hello" after ShadowRoot.innerHTML = "hello"');
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shadowRoot.innerHTML = '<b>hello</b>';
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assert_equals(shadowRoot.childNodes.length, 1, 'ShadowRoot.innerHTML = "<b>hello</b>" must insert a single child (b)');
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assert_true(shadowRoot.firstChild instanceof HTMLElement, 'The first child of the shadow root after ShadowRoot.innerHTML = "<b>hello</b>" must be a HTML element');
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assert_equals(shadowRoot.firstChild.localName, 'b', 'The local name of the shadow root\'s first child after ShadowRoot.innerHTML = "<b>hello</b>" must be "b"');
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assert_equals(shadowRoot.innerHTML, '<b>hello</b>', 'ShadowRoot.innerHTML must be "<b>hello</b>" after ShadowRoot.innerHTML = "<b>hello</b>"');
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shadowRoot.innerHTML = '';
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assert_equals(shadowRoot.childNodes.length, 0, 'ShadowRoot.innerHTML = "" must remove all its children');
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}, 'ShadowRoot.innerHTML must replace all with the result of invoking the fragment parsing algorithm when shadow root is ' + mode + '.');
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}
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testSetInnerHTML('open');
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testSetInnerHTML('closed');
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function testStyleSheets(mode) {
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test(function () {
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var host = document.createElement('div');
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var shadowRoot = host.attachShadow({'mode': mode});
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assert_equals(shadowRoot.styleSheets.length, 0, 'shadowRoot.styleSheets must be empty when the shadow root does not contain any stylesheets');
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shadowRoot.innerHTML = '<span></span><style> a.rule {} </style><style> b.rule {} </style>';
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assert_equals(shadowRoot.styleSheets.length, 2, 'shadowRoot.styleSheets must contain two items when the shadow root has two style elements');
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var styles = shadowRoot.querySelectorAll('style');
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assert_equals(shadowRoot.styleSheets[0], styles[0].sheet, 'shadowRoot.styleSheets[0] must be the first style element in the shadow root');
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assert_equals(shadowRoot.styleSheets[1], styles[1].sheet, 'shadowRoot.styleSheets[1] must be the second style element in the shadow root');
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}, 'ShadowRoot.styleSheets must return a StyleSheetList sequence containing the shadow root style sheets when shadow root is ' + mode + '.');
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}
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testStyleSheets('open');
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testStyleSheets('closed');
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</script>
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</body>
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</html>
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