protected override async Task <U2Pair> RunBatchingProxiedDbDataAdapterAsync(List <TestTable> randomDataSource, BatchingFakeProxiedDbDataAdapter adapter)
{
using (DbCommandBuilder <FakeDbCommand> cmdBuilder = await adapter.CreateCommandBuilderAsync().ConfigureAwait(false))
{
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 = await adapter.Update2Async(rows);
// updatedRows.ShouldBe( rowsModified );
return(rows, rowsModified, updatedRows);
}
}
protected override async Task <U1Pair> RunBatchingProxiedDbDataAdapterAsync(List <TestTable> randomDataSource, BatchingFakeProxiedDbDataAdapter adapter)
{
using (DbCommandBuilder cmdBuilder = await adapter.CreateCommandBuilderAsync().ConfigureAwait(false))
{
DataSet dataSet = new DataSet();
Int32 rowsInFirstTable = await adapter.FillAsync(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 = (FakeDbCommand)cmdBuilder.GetUpdateCommand();
adapter.UpdateCommand.NonQueryResultRowCountValue = (cmd) => DataTableMethods.GetUpdateStatementNonQueryResultRowCountValue(expectedTableName: "TODO", adapter, dataSet, cmd, rowsModified, executedCommands);
//
Int32 updatedRows = await adapter.Update1Async(dataSet); // updatedRows... in first table only?
// updatedRows.ShouldBe( rowsModified );
return(dataSet, rowsModified, updatedRows);
}
}
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);
}
