@Test
public void testLogMethodTimeTargetMethodIsInterface() throws Throwable
{

    // Mock a join point of the method call.
    ProceedingJoinPoint joinPoint = getMockedProceedingJoinPoint(new Command()
    {
        @Override
        public void execute() throws Exception
        {
            return;
        }
    }, Command.class.getDeclaredMethod("execute"));
    // Call the method under test.
    stopWatchAdvice.logMethodTime(joinPoint);
}