@Test
public void testExecute() throws JVoiceXMLEvent, Exception {

    final VoiceXmlDocument doc = createDocument();
    final Vxml vxml = doc.getVxml();
    final Var var = vxml.appendChild(Var.class);
    final String name = "quote";
    var.setName(name);
    final Block block = createBlock(doc);
    final Data data = block.appendChild(Data.class);
    data.setSrc(uri);
    data.setName(name);
    final DataStrategy strategy = new DataStrategy();
    executeTagStrategy(data, strategy);
    final DataModel model = getDataModel();
    Mockito.verify(model).updateVariable(Mockito.eq(name),
            Mockito.isA(Document.class));
}