public void CalcMasterVersionTest()
 {
     Assert.AreEqual(MasterVersion.Ver201604, EnumUtil.CalcMasterVersion(201603));
     Assert.AreEqual(MasterVersion.Ver201604, EnumUtil.CalcMasterVersion(201604));
     Assert.AreEqual(MasterVersion.Ver201910, EnumUtil.CalcMasterVersion(202003));
     Assert.AreEqual(MasterVersion.Ver202004, EnumUtil.CalcMasterVersion(202004));
     Assert.AreEqual(MasterVersion.Ver202004, EnumUtil.CalcMasterVersion(202005));
     Assert.AreEqual(MasterVersion.Ver202004, EnumUtil.CalcMasterVersion(202103));
     Assert.AreEqual(MasterVersion.Ver202104, EnumUtil.CalcMasterVersion(202104));
     Assert.AreEqual(MasterVersion.Ver202104, EnumUtil.CalcMasterVersion(202105));
     Assert.AreEqual(MasterVersion.Ver202004, EnumUtil.CalcMasterVersion(50303));
     Assert.AreEqual(MasterVersion.Ver202104, EnumUtil.CalcMasterVersion(50304));
     Assert.AreEqual(MasterVersion.Ver202104, EnumUtil.CalcMasterVersion(50305));
     Assert.AreEqual(MasterVersion.Ver202201, EnumUtil.CalcMasterVersion(50401));
 }