private void SystemLanguageCode_CRU_Test()
        {
            var client = new SystemLanguageCode.SystemLanguageCodeClient(_channel);
            // add
            SystemLanguageCodeProto proto  = ProtoMapper.MapFromSystemLanguageCodePoco(_systemLangCode);
            SystemLanguageCodeList  protos = new SystemLanguageCodeList();

            protos.Items.Add(proto);
            client.AddSystemLanguageCode(protos);

            CheckGetSystemLanguageCode(client, new SystemLanguageCodeKey()
            {
                LanguageID = proto.LanguageID
            }, proto);

            // check List
            protos = client.GetSystemLanguageCodes(new Empty());
            Assert.IsTrue(protos.Items.Count > 0);

            // check update
            proto.Name       = Truncate(Faker.Lorem.Sentence(), 50);
            proto.NativeName = Truncate(Faker.Lorem.Sentence(), 50);

            protos = new SystemLanguageCodeList();
            protos.Items.Add(proto);
            client.UpdateSystemLanguageCode(protos);

            CheckGetSystemLanguageCode(client, new SystemLanguageCodeKey()
            {
                LanguageID = proto.LanguageID
            }, proto);
        }