67 lines
1.8 KiB
HTML
67 lines
1.8 KiB
HTML
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<!DOCTYPE html>
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<html>
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<body>
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<p>This tests removing a focused element from a document and calling activeElement on a shadow tree in the same document.<br>
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WebKit should clear the focused element even if the removed element was focused during removal and should not crash or hit an assertion.</p>
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<script>
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if (window.testRunner)
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testRunner.dumpAsText();
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var iframe = document.createElement('iframe');
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document.body.appendChild(iframe);
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var doc = iframe.contentDocument;
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var host = doc.createElement('div');
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var shadowRoot = host.attachShadow({mode: 'closed'});
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doc.body.appendChild(host);
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var input = doc.createElement('input');
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doc.body.appendChild(input);
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input.focus();
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input.addEventListener('DOMNodeRemovedFromDocument', function () {
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input.focus();
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});
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// 1. ContainerNode::removeChild
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document.body.appendChild(input);
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shadowRoot.activeElement;
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// 2. ContainerNode::removeChildren
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doc.body.appendChild(input);
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input.focus();
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doc.body.innerHTML = '';
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document.body.appendChild(input);
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shadowRoot.activeElement;
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// 3. ContainerNode::removeChild for disconnecting frames
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var focusableIframe = document.createElement('iframe');
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doc.body.appendChild(host);
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doc.body.appendChild(focusableIframe);
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focusableIframe.focus();
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focusableIframe.contentWindow.addEventListener('unload', function () {
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focusableIframe.focus();
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});
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document.body.appendChild(focusableIframe);
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shadowRoot.activeElement;
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// 4. ContainerNode::removeChildren for disconnecting frames
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focusableIframe = document.createElement('iframe');
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doc.body.appendChild(host);
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doc.body.appendChild(focusableIframe);
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focusableIframe.focus();
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focusableIframe.contentWindow.addEventListener('unload', function () {
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focusableIframe.focus();
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});
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doc.body.innerHTML = '';
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document.body.appendChild(focusableIframe);
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shadowRoot.activeElement;
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document.write('PASS - did not crash');
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</script>
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</body>
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</html>
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