conversationUtil.buildConversation(wavelet).getRoot().getRootThread().getFirstBlip();
XmlStringBuilder builder = XmlStringBuilder.createText("some random content");
LineContainers.appendToLastLine(rootBlip.getContent(), builder);
EventMessageBundle messages = generateAndCheckEvents(EventType.DOCUMENT_CHANGED);
assertEquals("Expected one event", 1, messages.getEvents().size());
// Can not check the blip id because it is not accessible, however the line
// here below will confirm that there was actually a real
// DocumentChangedEvent put into the message bundle.
DocumentChangedEvent event = DocumentChangedEvent.as(messages.getEvents().get(0));
assertEquals(ALEX.getAddress(), event.getModifiedBy());
}