Пример #1
0
        public async Task TestSchemaLoaderCacheWithExistingConnectionAndImmediateLoadingAsync()
        {
            ISqlBulkHelpersConnectionProvider sqlConnectionProvider = SqlConnectionHelper.GetConnectionProvider();

            List <ISqlBulkHelpersDBSchemaLoader> schemaLoadersList = new List <ISqlBulkHelpersDBSchemaLoader>();

            using (var conn = await sqlConnectionProvider.NewConnectionAsync())
            {
                schemaLoadersList.Add(SqlBulkHelpersSchemaLoaderCache.GetSchemaLoader(conn));
            }

            using (var conn = await sqlConnectionProvider.NewConnectionAsync())
            {
                schemaLoadersList.Add(SqlBulkHelpersSchemaLoaderCache.GetSchemaLoader(conn));
            }

            using (var conn = await sqlConnectionProvider.NewConnectionAsync())
            {
                schemaLoadersList.Add(SqlBulkHelpersSchemaLoaderCache.GetSchemaLoader(conn));
            }

            Assert.IsNotNull(schemaLoadersList[0]);
            Assert.IsNotNull(schemaLoadersList[1]);
            Assert.IsNotNull(schemaLoadersList[2]);

            Assert.AreEqual(schemaLoadersList[0], schemaLoadersList[1]);
            Assert.AreEqual(schemaLoadersList[1], schemaLoadersList[2]);
            Assert.AreEqual(schemaLoadersList[0], schemaLoadersList[2]);

            //ALL should already be initialized since used existing connections to construct them!
            Assert.IsTrue(((SqlBulkHelpersDBSchemaStaticLoader)schemaLoadersList[0]).IsInitialized);
            Assert.IsTrue(((SqlBulkHelpersDBSchemaStaticLoader)schemaLoadersList[1]).IsInitialized);
            Assert.IsTrue(((SqlBulkHelpersDBSchemaStaticLoader)schemaLoadersList[2]).IsInitialized);
        }
        public async Task TestBulkInsertConstructorWithExistingConnectionAndTransactionAsync()
        {
            ISqlBulkHelpersConnectionProvider sqlConnectionProvider = SqlConnectionHelper.GetConnectionProvider();

            using (var conn = await sqlConnectionProvider.NewConnectionAsync())
                using (SqlTransaction transaction = conn.BeginTransaction())
                {
                    ISqlBulkHelper <TestElement> sqlBulkIdentityHelper = new SqlBulkIdentityHelper <TestElement>(conn, transaction);

                    await DoInsertOrUpdateTestAsync(sqlBulkIdentityHelper, transaction);
                }
        }
        public async Task TestBulkInsertConstructorWithDBSchemaLoaderInstanceDeferred()
        {
            ISqlBulkHelpersConnectionProvider sqlConnectionProvider = SqlConnectionHelper.GetConnectionProvider();
            var sqlBulkDbSchemaLoader = SqlBulkHelpersSchemaLoaderCache.GetSchemaLoader(sqlConnectionProvider);

            using (var conn = await sqlConnectionProvider.NewConnectionAsync())
                using (SqlTransaction transaction = conn.BeginTransaction())
                {
                    ISqlBulkHelper <TestElement> sqlBulkIdentityHelper = new SqlBulkIdentityHelper <TestElement>(sqlBulkDbSchemaLoader);

                    await DoInsertOrUpdateTestAsync(sqlBulkIdentityHelper, transaction);
                }
        }
        public async Task TestBulkInsertConstructorWithDBSchemaLoaderInstanceFromExistingConnectionAndTransaction()
        {
            ISqlBulkHelpersConnectionProvider sqlConnectionProvider = SqlConnectionHelper.GetConnectionProvider();

            using (var conn = await sqlConnectionProvider.NewConnectionAsync())
                using (SqlTransaction transaction = conn.BeginTransaction())
                {
                    //TEST the code flow where the DB Schema Loader is initialized from existing
                    //Connection + Transaction and immediately initialized
                    var sqlBulkDbSchemaLoader = SqlBulkHelpersSchemaLoaderCache.GetSchemaLoader(conn, transaction, true);

                    ISqlBulkHelper <TestElement> sqlBulkIdentityHelper = new SqlBulkIdentityHelper <TestElement>(sqlBulkDbSchemaLoader);

                    await DoInsertOrUpdateTestAsync(sqlBulkIdentityHelper, transaction);
                }
        }
        public async Task TestBulkInsertConstructorWithExistingConnectionOnlyAsync()
        {
            ISqlBulkHelpersConnectionProvider sqlConnectionProvider = SqlConnectionHelper.GetConnectionProvider();

            using (var conn = await sqlConnectionProvider.NewConnectionAsync())
            {
                //NOTE: IN THIS CASE we must initialize BEFORE the transaction is created or an error may occur
                //          when initializing the DB Schema Definitions because we are intentionally not passing
                //          in the Transaction to test this code flow.
                ISqlBulkHelper <TestElement> sqlBulkIdentityHelper = new SqlBulkIdentityHelper <TestElement>(conn);

                using (SqlTransaction transaction = conn.BeginTransaction())
                {
                    await DoInsertOrUpdateTestAsync(sqlBulkIdentityHelper, transaction);
                }
            }
        }