public virtual void TestDefaultStoreSetup()
        {
            Configuration conf = new YarnConfiguration();

            conf.SetBoolean(YarnConfiguration.ApplicationHistoryEnabled, true);
            RMApplicationHistoryWriter writer = new RMApplicationHistoryWriter();

            writer.Init(conf);
            writer.Start();
            try
            {
                NUnit.Framework.Assert.IsFalse(writer.historyServiceEnabled);
                NUnit.Framework.Assert.IsNull(writer.writer);
            }
            finally
            {
                writer.Stop();
                writer.Close();
            }
        }