Esempio n. 1
0
        // TODO: Variations of `UpdateNTest` that use custom Table/Column Mappings.
        // This is documented here: https://docs.microsoft.com/en-us/dotnet/framework/data/adonet/dataadapter-datatable-and-datacolumn-mappings
        // This would then cover the `Table`, `Table1`, etc. naming issues.

        protected override U1Pair RunDbDataAdapterSynchronous(List <TestTable> randomDataSource, FakeDbDataAdapter adapter)
        {
            using (FakeDbCommandBuilder cmdBuilder = adapter.CreateCommandBuilder())
            {
                DataSet dataSet = new DataSet();

                // `.Fill` returns the number of rows in the first table, not any subsequent tables. Yes, that's silly.
                Int32 rowsInFirstTable = adapter.Fill(dataSet);
                rowsInFirstTable.ShouldBe(40);

                //
                Dictionary <String, Int32> rowsModified = DataTableMethods.MutateDataSet(dataSet);

                List <(String tableName, String command)> executedCommands = new List <(string tableName, string command)>();

                //
                adapter.UpdateCommand = cmdBuilder.GetUpdateCommand();
                adapter.UpdateCommand.NonQueryResultRowCountValue = (cmd) => DataTableMethods.GetUpdateStatementNonQueryResultRowCountValue(expectedTableName: "TODO", adapter, dataSet, cmd, rowsModified, executedCommands);

                Int32 updatedRows = adapter.Update1(dataSet);   // updatedRows... in first table only?
//              updatedRows.ShouldBe( rowsModified );

                return(dataSet, rowsModified, updatedRows);
            }
        }
        public void FakeDbCommandBuilder_should_work()
        {
            List <TestTable> randomDataSource = RandomDataGenerator.CreateRandomTables(seed: 1234, tableCount: 5, /*allowZeroRowsInTablesByIdx: */ 1, 3);

            using (FakeDbConnection connection = new FakeDbConnection(asyncMode: AsyncMode.AllowSync))
                using (FakeDbCommand selectCommand = connection.CreateCommand(testTables: randomDataSource))
                {
                    connection.Open();

                    using (FakeDbDataAdapter adpt = new FakeDbDataAdapter(selectCommand))
                        using (FakeDbCommandBuilder cmdBuilder = adpt.CreateCommandBuilder())
                        {
                            cmdBuilder.DataAdapter.ShouldBe(adpt);

                            FakeDbCommand deleteCommand1 = cmdBuilder.GetDeleteCommand(); // Same as ` useColumnsForParameterNames: false );`
                            FakeDbCommand updateCommand1 = cmdBuilder.GetUpdateCommand();
                            FakeDbCommand insertCommand1 = cmdBuilder.GetInsertCommand();

                            FakeDbCommand deleteCommand2 = cmdBuilder.GetDeleteCommand(useColumnsForParameterNames: true);
                            FakeDbCommand updateCommand2 = cmdBuilder.GetUpdateCommand(useColumnsForParameterNames: true);
                            FakeDbCommand insertCommand2 = cmdBuilder.GetInsertCommand(useColumnsForParameterNames: true);

                            _ = deleteCommand1.ShouldNotBeNull();
                            _ = updateCommand1.ShouldNotBeNull();
                            _ = insertCommand1.ShouldNotBeNull();

                            _ = deleteCommand2.ShouldNotBeNull();
                            _ = updateCommand2.ShouldNotBeNull();
                            _ = insertCommand2.ShouldNotBeNull();
                        }
                }
        }
Esempio n. 3
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        protected override U2Pair RunDbDataAdapterSynchronous(List <TestTable> randomDataSource, FakeDbDataAdapter adapter)
        {
            using (FakeDbCommandBuilder cmdBuilder = adapter.CreateCommandBuilder())
            {
                DataTable dataTable = new DataTable();

                // `.Fill` returns the number of rows in the first table, not any subsequent tables. Yes, that's silly.
                Int32 rowsInFirstTable = adapter.Fill(dataTable);
                rowsInFirstTable.ShouldBe(40);

                //
                Dictionary <String, Int32> rowsModified = DataTableMethods.MutateDataTable(dataTable);

                //
                adapter.UpdateCommand = cmdBuilder.GetUpdateCommand();
                adapter.UpdateCommand.NonQueryResultRowCountValue = (cmd) => DataTableMethods.GetUpdateStatementNonQueryResultRowCountValue(expectedTableName: "TODO", adapter, dataTable, cmd, rowsModified);

                DataRow[] rows = dataTable.Rows.Cast <DataRow>().ToArray();

                Int32 updatedRows = adapter.Update2(rows);
//              updatedRows.ShouldBe( rowsModified );

                return(rows, rowsModified, updatedRows);
            }
        }
Esempio n. 4
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        public void Proxy_Update_should_work_identically_to_Update()
        {
            List <TestTable> randomDataSource = RandomDataGenerator.CreateRandomTables(seed: 1234, tableCount: 5, /*allowZeroRowsInTablesByIdx: */ 1, 3);

            // TODO: Multiple table UPDATE support is... complicated: https://stackoverflow.com/questions/16218856/how-to-update-two-tables-with-one-dataset

            // Part 1: Use proxy
            DataSet dataSetFromProxy;
            {
                using (FakeDbConnection connection = new FakeDbConnection(asyncMode: AsyncMode.AllowSync))
                    using (FakeDbCommand selectCommand = connection.CreateCommand(testTables: randomDataSource))
                    {
                        connection.Open();

                        using (BatchingFakeProxiedDbDataAdapter adapter = new BatchingFakeProxiedDbDataAdapter(selectCommand))
                            using (FakeDbCommandBuilder cmdBuilder = new FakeDbCommandBuilder(adapter))
                            {
                                dataSetFromProxy = new DataSet();

                                // `.Fill` returns the number of rows in the first table, not any subsequent tables. Yes, that's silly.
                                Int32 rowsInFirstTable = adapter.Fill(dataSetFromProxy);
                                rowsInFirstTable.ShouldBe(40);

                                //

                                Dictionary <String, Int32> rowsModified = DataTableMethods.MutateDataSet(dataSetFromProxy);

                                //
                                adapter.UpdateCommand = cmdBuilder.GetUpdateCommand();
                                adapter.UpdateCommand.NonQueryResultRowCountValue = (cmd) => DataTableMethods.GetUpdateStatementNonQueryResultRowCountValue(expectedTableName: "TODO", adapter, dataSetFromProxy, cmd, rowsModified);

                                Int32 updatedRows = adapter.Update(dataSetFromProxy); // updatedRows... in first table only?
//                      updatedRows.ShouldBe( rowsModified );
                            }
                    }
            }

            // Part 2: Use real
            DataSet dataSetFromReal;

            {
                using (FakeDbConnection connection = new FakeDbConnection(asyncMode: AsyncMode.AllowSync))
                    using (FakeDbCommand selectCommand = connection.CreateCommand(testTables: randomDataSource))
                    {
                        connection.Open();

                        using (FakeDbDataAdapter adapter = new FakeDbDataAdapter(selectCommand))
                            using (FakeDbCommandBuilder cmdBuilder = adapter.CreateCommandBuilder())
                            {
                                dataSetFromReal = new DataSet();

                                // `.Fill` returns the number of rows in the first table, not any subsequent tables. Yes, that's silly.
                                Int32 rowsInFirstTable = adapter.Fill(dataSetFromReal);
                                rowsInFirstTable.ShouldBe(40);

                                //

                                Dictionary <String, Int32> rowsModified = DataTableMethods.MutateDataSet(dataSetFromReal);

                                //
                                adapter.UpdateCommand = cmdBuilder.GetUpdateCommand();
                                adapter.UpdateCommand.NonQueryResultRowCountValue = (cmd) => DataTableMethods.GetUpdateStatementNonQueryResultRowCountValue(expectedTableName: "TODO", adapter, dataSetFromReal, cmd, rowsModified);

                                Int32 updatedRows = adapter.Update(dataSetFromReal); // updatedRows... in first table only?
//                      updatedRows.ShouldBe( rowsModified );
                            }
                    }
            }

            // Assert equality:
            DataTableMethods.DataSetEquals(dataSetFromProxy, dataSetFromReal, out String diffs).ShouldBeTrue(customMessage: diffs);
        }
Esempio n. 5
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        public async Task Proxy_UpdateAsync_should_work_identically_to_Update()
        {
            List <TestTable> randomDataSource = RandomDataGenerator.CreateRandomTables(seed: 1234, tableCount: 5, /*allowZeroRowsInTablesByIdx: */ 1, 3);

            // Part 1: Use proxy
            DataSet dataSetFromProxy;
            {
                using (FakeDbConnection connection = new FakeDbConnection(asyncMode: AsyncMode.AwaitAsync))
                    using (FakeDbCommand selectCommand = connection.CreateCommand(testTables: randomDataSource))
                    {
                        await connection.OpenAsync();

                        using (BatchingFakeProxiedDbDataAdapter adapter = new BatchingFakeProxiedDbDataAdapter(selectCommand))
                            using (DbCommandBuilder cmdBuilder = await adapter.CreateCommandBuilderAsync().ConfigureAwait(false))
                            {
                                dataSetFromProxy = new DataSet();

                                // `.Fill` returns the number of rows in the first table, not any subsequent tables. Yes, that's silly.
                                Int32 rowsInFirstTable = await adapter.FillAsync(dataSetFromProxy);

                                rowsInFirstTable.ShouldBe(40);

                                //

                                Dictionary <String, Int32> rowsModified = DataTableMethods.MutateDataSet(dataSetFromProxy);

                                //

                                adapter.UpdateCommand = (FakeDbCommand)cmdBuilder.GetUpdateCommand();
                                adapter.UpdateCommand.NonQueryResultRowCountValue = (cmd) => 1; // HACK /* DataTableMethods.GetNonQueryResultRowCountValue( dataSetFromProxy, cmd, rowsModified ); */;

                                //

                                Int32 updatedRows = await adapter.UpdateAsync(dataSetFromProxy); // updatedRows... in first table only?

//                      updatedRows.ShouldBe( rowsModified );
                            }
                    }
            }

            // Part 2: Use real
            DataSet dataSetFromReal;

            {
                using (FakeDbConnection connection = new FakeDbConnection(asyncMode: AsyncMode.AllowSync))
                    using (FakeDbCommand selectCommand = connection.CreateCommand(testTables: randomDataSource))
                    {
                        connection.Open();

                        using (FakeDbDataAdapter adapter = new FakeDbDataAdapter(selectCommand))
                            using (FakeDbCommandBuilder cmdBuilder = adapter.CreateCommandBuilder())
                            {
                                dataSetFromReal = new DataSet();

                                // `.Fill` returns the number of rows in the first table, not any subsequent tables. Yes, that's silly.
                                Int32 rowsInFirstTable = adapter.Fill(dataSetFromReal);
                                rowsInFirstTable.ShouldBe(40);

                                //

                                Dictionary <String, Int32> rowsModified = DataTableMethods.MutateDataSet(dataSetFromReal);

                                //

                                adapter.UpdateCommand = cmdBuilder.GetUpdateCommand();
                                adapter.UpdateCommand.NonQueryResultRowCountValue = (cmd) => 1; // HACK /* DataTableMethods.GetNonQueryResultRowCountValue( dataSetFromProxy, cmd, rowsModified ); */;

                                //

                                Int32 updatedRows = adapter.Update(dataSetFromReal); // updatedRows... in first table only?
//                      updatedRows.ShouldBe( rowsModified );
                            }
                    }
            }

            // Assert equality:
            DataTableMethods.DataSetEquals(dataSetFromProxy, dataSetFromReal, out String diffs).ShouldBeTrue(customMessage: diffs);
        }