1 CONSOLE WARNING: The behavior of importNode() with no boolean argument is about to change from doing a deep clone to doing a shallow clone. Make sure to pass an explicit boolean argument to keep your current behavior.
2 importNode should throw informative errors for unsupported node types
4 On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE".
7 PASS document.importNode(doc) threw exception NotSupportedError: Failed to execute 'importNode' on 'Document': The node provided is a document, which may not be imported..
8 PASS document.importNode(shadow) threw exception NotSupportedError: Failed to execute 'importNode' on 'Document': The node provided is a shadow root, which may not be imported..
9 PASS successfullyParsed is true