| Index: third_party/WebKit/LayoutTests/imported/wpt/dom/nodes/Node-isConnected.html | 
| diff --git a/third_party/WebKit/LayoutTests/imported/wpt/dom/nodes/Node-isConnected.html b/third_party/WebKit/LayoutTests/imported/wpt/dom/nodes/Node-isConnected.html | 
| new file mode 100644 | 
| index 0000000000000000000000000000000000000000..da0b460de44681ca009eaaa2b615732fe733577d | 
| --- /dev/null | 
| +++ b/third_party/WebKit/LayoutTests/imported/wpt/dom/nodes/Node-isConnected.html | 
| @@ -0,0 +1,95 @@ | 
| +<!DOCTYPE html> | 
| +<meta charset="utf-8"> | 
| +<head> | 
| +<title>Node.prototype.isConnected</title> | 
| +<link rel=help href="https://dom.spec.whatwg.org/#dom-node-isconnected"> | 
| +<script src="/resources/testharness.js"></script> | 
| +<script src="/resources/testharnessreport.js"></script> | 
| +</head> | 
| +<body> | 
| +<script> | 
| + | 
| +"use strict"; | 
| + | 
| +test(function() { | 
| +  var nodes = [document.createElement("div"), | 
| +               document.createElement("div"), | 
| +               document.createElement("div")]; | 
| +  checkNodes([], nodes); | 
| + | 
| +  // Append nodes[0]. | 
| +  document.body.appendChild(nodes[0]); | 
| +  checkNodes([nodes[0]], | 
| +             [nodes[1], nodes[2]]); | 
| + | 
| +  // Append nodes[1] and nodes[2] together. | 
| +  nodes[1].appendChild(nodes[2]); | 
| +  checkNodes([nodes[0]], | 
| +             [nodes[1], nodes[2]]); | 
| + | 
| +  nodes[0].appendChild(nodes[1]); | 
| +  checkNodes(nodes, []); | 
| + | 
| +  // Remove nodes[2]. | 
| +  nodes[2].remove(); | 
| +  checkNodes([nodes[0], nodes[1]], | 
| +             [nodes[2]]); | 
| + | 
| +  // Remove nodes[0] and nodes[1] together. | 
| +  nodes[0].remove(); | 
| +  checkNodes([], nodes); | 
| +}, "Test with ordinary child nodes"); | 
| + | 
| +test(function() { | 
| +  var nodes = [document.createElement("iframe"), | 
| +               document.createElement("iframe"), | 
| +               document.createElement("iframe"), | 
| +               document.createElement("iframe"), | 
| +               document.createElement("div")]; | 
| +  var frames = [nodes[0], | 
| +                nodes[1], | 
| +                nodes[2], | 
| +                nodes[3]]; | 
| +  checkNodes([], nodes); | 
| + | 
| +  // Since we cannot append anything to the contentWindow of an iframe before it | 
| +  // is appended to the main DOM tree, we append the iframes one after another. | 
| +  document.body.appendChild(nodes[0]); | 
| +  checkNodes([nodes[0]], | 
| +             [nodes[1], nodes[2], nodes[3], nodes[4]]); | 
| + | 
| +  frames[0].contentDocument.body.appendChild(nodes[1]); | 
| +  checkNodes([nodes[0], nodes[1]], | 
| +             [nodes[2], nodes[3], nodes[4]]); | 
| + | 
| +  frames[1].contentDocument.body.appendChild(nodes[2]); | 
| +  checkNodes([nodes[0], nodes[1], nodes[2]], | 
| +             [nodes[3], nodes[4]]); | 
| + | 
| +  frames[2].contentDocument.body.appendChild(nodes[3]); | 
| +  checkNodes([nodes[0], nodes[1], nodes[2], nodes[3]], | 
| +             [nodes[4]]); | 
| + | 
| +  frames[3].contentDocument.body.appendChild(nodes[4]); | 
| +  checkNodes(nodes, []); | 
| + | 
| +  frames[3].remove(); | 
| +  // Since node[4] is still under the doument of frame[3], it's still connected. | 
| +  checkNodes([nodes[0], nodes[1], nodes[2], nodes[4]], | 
| +             [nodes[3]]); | 
| + | 
| +  frames[0].remove(); | 
| +  // Since node[1] and node[2] are still under the doument of frame[0], they are | 
| +  // still connected. | 
| +  checkNodes([nodes[1], nodes[2], nodes[4]], | 
| +             [nodes[0], nodes[3]]); | 
| +}, "Test with iframes"); | 
| + | 
| +// This helper function is used to check whether nodes should be connected. | 
| +function checkNodes(aConnectedNodes, aDisconnectedNodes) { | 
| +  aConnectedNodes.forEach(node => assert_true(node.isConnected)); | 
| +  aDisconnectedNodes.forEach(node => assert_false(node.isConnected)); | 
| +} | 
| + | 
| +</script> | 
| +</body> | 
|  |