DOM append(), prepend(), after(), before(), and replaceWith() should throw an exception if a Docume…

third_party/WebKit/LayoutTests/fast/dom/ChildNode/before.html

Index: third_party/WebKit/LayoutTests/fast/dom/ChildNode/before.html
diff --git a/third_party/WebKit/LayoutTests/fast/dom/ChildNode/before.html b/third_party/WebKit/LayoutTests/fast/dom/ChildNode/before.html
index ea4b82776b416c29e950a8500cf14ce945c4150c..c1c01dd9050fc9272a1b7b6344bf9f68d90bac3a 100644
--- a/third_party/WebKit/LayoutTests/fast/dom/ChildNode/before.html
+++ b/third_party/WebKit/LayoutTests/fast/dom/ChildNode/before.html
@@ -139,6 +139,14 @@ function test_before(nodeName) {
         x.before(y);
         assert_equals(x.previousSibling, null);
     }, nodeName + '.before() on a child without any parent.');
+
+    test(function() {
+        var parent = document.createElement('div');
+        parent.appendChild(child);
+        var doc2 = document.implementation.createDocument("http://www.w3.org/1999/xhtml", "html");
+        assert_throws('HierarchyRequestError', () => { child.before(doc2, "foo") });
+        assert_equals(parent.firstChild, child);
+    }, nodeName + '.before() with a Document as an argument should throw.');
 }
 
 test_before('Comment');