public void FakeDbDataAdapter_properties_should_not_have_infinite_loops_and_stack_overflows() { List <TestTable> randomDataSource = RandomDataGenerator.CreateRandomTables(seed: 1, tableCount: 2, /*allowZeroRowsInTablesByIdx: */ 1, 3); // Test that .Dispose() works (DbDataAdapter clears mutable properties in its disposal method) using (FakeDbConnection connection = new FakeDbConnection(asyncMode: AsyncMode.AllowSync)) using (FakeDbCommand selectCommand = connection.CreateCommand(testTables: randomDataSource)) using (FakeDbDataAdapter adapter = new FakeDbDataAdapter(selectCommand)) { } using (FakeDbConnection connection = new FakeDbConnection(asyncMode: AsyncMode.AllowSync)) using (FakeDbCommand selectCommand1 = connection.CreateCommand(testTables: randomDataSource)) using (FakeDbCommand selectCommand2 = connection.CreateCommand(testTables: randomDataSource)) using (FakeDbDataAdapter adapter = new FakeDbDataAdapter(selectCommand1)) { using (FakeProxiedDbDataAdapter prox = new FakeProxiedDbDataAdapter(selectCommand1)) { FiddleWithPropertiesAsFakeProxiedDbDataAdapter(prox); FiddleWithPropertiesAsFakeDbDataAdapter(prox); FiddleWithPropertiesAsDbDataAdapter(prox); FiddleWithPropertiesAsIDbDataAdapter(prox); } FiddleWithPropertiesAsFakeDbDataAdapter(adapter); FiddleWithPropertiesAsDbDataAdapter(adapter); FiddleWithPropertiesAsIDbDataAdapter(adapter); } }
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(); } } }
protected async Task <TResult> DoRunBatchingProxiedDbDataAdapterAsync(Int32 seed, Int32 tableCount) { List <TestTable> randomDataSource = RandomDataGenerator.CreateRandomTables(seed: seed, tableCount: tableCount); using (FakeDbConnection connection = new FakeDbConnection(asyncMode: AsyncMode.AwaitAsync)) using (FakeDbCommand selectCommand = connection.CreateCommand(testTables: randomDataSource)) { await connection.OpenAsync(); using (BatchingFakeProxiedDbDataAdapter adapter = new BatchingFakeProxiedDbDataAdapter(selectCommand)) { return(await this.RunBatchingProxiedDbDataAdapterAsync(randomDataSource, adapter)); } } }
protected TResult DoRunProxiedDbDataAdapter(Int32 seed, Int32 tableCount) { List <TestTable> randomDataSource = RandomDataGenerator.CreateRandomTables(seed: seed, tableCount: tableCount); using (FakeDbConnection connection = new FakeDbConnection(asyncMode: AsyncMode.AllowSync)) using (FakeDbCommand selectCommand = connection.CreateCommand(testTables: randomDataSource)) { connection.Open(); using (FakeProxiedDbDataAdapter adapter = new FakeProxiedDbDataAdapter(selectCommand)) { return(this.RunProxiedDbDataAdapter(randomDataSource, adapter)); } } }
public async Task Proxy_FillAsync_should_work_identically_to_DbDataReader_Fill() { 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 adpt = new BatchingFakeProxiedDbDataAdapter(selectCommand)) { dataSetFromProxy = new DataSet(); // `.Fill` returns the number of rows in the first table, not any subsequent tables. Yes, that's silly. Int32 rowsInFirstTable = await adpt.FillAsync(dataSetFromProxy); rowsInFirstTable.ShouldBe(40); } } } // 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 adpt = new FakeDbDataAdapter(selectCommand)) { dataSetFromReal = new DataSet(); Int32 rowsInFirstTable = adpt.Fill(dataSetFromReal); rowsInFirstTable.ShouldBe(40); } } } // Assert equality: DataTableMethods.DataSetEquals(dataSetFromProxy, dataSetFromReal, out String diffs).ShouldBeTrue(customMessage: diffs); }
public void Proxy_FillSchema_should_work_identically_to_FillSchema_SchemaType(SchemaType schemaType) { List <TestTable> randomDataSource = RandomDataGenerator.CreateRandomTables(seed: 1234, tableCount: 5, /*allowZeroRowsInTablesByIdx: */ 1, 3); // Part 1: Use proxy DataTable[] whatIsThisFromProxy; DataSet schemaFromProxy; { using (FakeDbConnection connection = new FakeDbConnection(asyncMode: AsyncMode.AllowSync)) using (FakeDbCommand selectCommand = connection.CreateCommand(testTables: randomDataSource)) { connection.Open(); using (BatchingFakeProxiedDbDataAdapter adpt = new BatchingFakeProxiedDbDataAdapter(selectCommand)) { schemaFromProxy = new DataSet(); whatIsThisFromProxy = adpt.FillSchema(schemaFromProxy, schemaType); } } } // Part 2: Use real DataTable[] whatIsThisFromReal; DataSet schemaFromReal; { using (FakeDbConnection connection = new FakeDbConnection(asyncMode: AsyncMode.AllowSync)) using (FakeDbCommand selectCommand = connection.CreateCommand(testTables: randomDataSource)) { connection.Open(); using (FakeDbDataAdapter adpt = new FakeDbDataAdapter(selectCommand)) { schemaFromReal = new DataSet(); whatIsThisFromReal = adpt.FillSchema(schemaFromReal, schemaType); } } } // Assert equality: DataTableMethods.DataSetEquals(schemaFromProxy, schemaFromReal, out String diffs).ShouldBeTrue(customMessage: diffs); }
public void SimpleExample() { // This is the result we want to return when execute reader is executed var fakeDataReader = new FakeDataReader(0, "UserId", "Name"); fakeDataReader.AddRow(1, "Smith"); fakeDataReader.AddRow(2, "John"); var result = new List <User>(); using (var connection = new FakeDbConnection("ConnectionString", dbCommand => fakeDataReader)) { connection.Open(); using (IDbCommand command = connection.CreateCommand()) { command.CommandText = "SELECT * FROM Users"; IDbDataParameter dbDataParameter = command.CreateParameter(); dbDataParameter.ParameterName = "ParameterName"; dbDataParameter.DbType = DbType.Int32; dbDataParameter.Value = 0; command.Parameters.Add(dbDataParameter); using (IDataReader reader = command.ExecuteReader()) { while (reader.Read()) { result.Add(new User { UserId = reader.GetInt32(0), Name = reader.GetString(1) }); } } } } Assert.That(result.Count, Is.EqualTo(2)); Assert.That(result.ElementAt(0).UserId, Is.EqualTo(1)); Assert.That(result.ElementAt(0).Name, Is.EqualTo("Smith")); Assert.That(result.ElementAt(1).UserId, Is.EqualTo(2)); Assert.That(result.ElementAt(1).Name, Is.EqualTo("John")); }
public void SimpleExample() { // This is the result we want to return when execute reader is executed var fakeDataReader = new FakeDataReader(0,"UserId","Name"); fakeDataReader.AddRow(1, "Smith"); fakeDataReader.AddRow(2, "John"); var result = new List<User>(); using (var connection = new FakeDbConnection("ConnectionString", dbCommand => fakeDataReader)) { connection.Open(); using (IDbCommand command = connection.CreateCommand()) { command.CommandText = "SELECT * FROM Users"; IDbDataParameter dbDataParameter = command.CreateParameter(); dbDataParameter.ParameterName = "ParameterName"; dbDataParameter.DbType = DbType.Int32; dbDataParameter.Value = 0; command.Parameters.Add(dbDataParameter); using (IDataReader reader = command.ExecuteReader()) { while (reader.Read()) { result.Add(new User { UserId = reader.GetInt32(0), Name = reader.GetString(1)}); } } } } Assert.That(result.Count, Is.EqualTo(2)); Assert.That(result.ElementAt(0).UserId, Is.EqualTo(1)); Assert.That(result.ElementAt(0).Name, Is.EqualTo("Smith")); Assert.That(result.ElementAt(1).UserId, Is.EqualTo(2)); Assert.That(result.ElementAt(1).Name, Is.EqualTo("John")); }
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); }
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); }