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

    final Block block = createBlock();
    final Log log = block.appendChild(Log.class);
    final String message = TestAppender.TEST_PREFIX
            + "this is a simple log test";
    log.addText(message);
    LogStrategy strategy = new LogStrategy();
    executeTagStrategy(log, strategy);
    Assert.assertTrue("message not found in appender",
            TestAppender.containsMessage(message));
}