}
protected void runTest() throws Throwable {
SOAPEnvelope envelope = getTestMessage(MESSAGE);
OMDocument document = (OMDocument)envelope.getParent();
envelope.detach();
assertNull(envelope.getParent());
assertNull(envelope.getPreviousOMSibling());
assertNull(envelope.getNextOMSibling());
assertNull(document.getOMDocumentElement());
}