public void DataReaderGetByName()
{
using (var dr = NorthwindAdoRepository.ExecuteReaderBySqlString("SELECT * FROM Employees")) {
while (dr.Read())
{
Assert.IsNotEmpty(DataReaderTool.AsString(dr, "Title"));
Assert.IsNotNull(DataReaderTool.AsDateTimeNullable(dr, "BirthDate"));
}
}
}
public void DataReaderGetByIndex()
{
using (var dr = NorthwindAdoRepository.ExecuteReaderBySqlString("SELECT * FROM [Order Details]")) {
while (dr.Read())
{
var orderId = DataReaderTool.AsInt32(dr, 0, () => 10000);
Assert.AreNotEqual(10000, orderId);
var productId = DataReaderTool.AsInt32(dr, 1);
Assert.AreNotEqual(0, productId);
var unitPrice = DataReaderTool.AsDecimal(dr, 2);
Assert.AreNotEqual(0M, unitPrice);
}
}
}
public void CanGetNullableFromProducts()
{
using (var dr = NorthwindAdoRepository.ExecuteReaderBySqlString("SELECT * FROM Products")) {
while (dr.Read())
{
var unitPrice = DataReaderTool.AsDecimalNullable(dr, "UnitPrice");
Assert.IsTrue(unitPrice.HasValue);
//Console.WriteLine("UnitPrice = " + unitPrice);
Assert.Greater(unitPrice.Value, 0m);
var reorderLevel = DataReaderTool.AsInt16Nullable(dr, "ReorderLevel");
Assert.IsTrue(reorderLevel.HasValue);
Assert.GreaterOrEqual(reorderLevel.Value, 0);
}
}
}
public void CanGetNullableFromOrderDetails()
{
using (var dr = NorthwindAdoRepository.ExecuteReaderBySqlString("SELECT * FROM [Order Details]")) {
while (dr.Read())
{
var orderId = DataReaderTool.AsInt32Nullable(dr, 0);
Assert.IsTrue(orderId.HasValue);
Assert.AreEqual(orderId, dr.GetInt32(0));
var productId = DataReaderTool.AsInt32Nullable(dr, 1);
Assert.IsTrue(productId.HasValue);
Assert.AreEqual(productId, dr.GetInt32(1));
var unitPrice = DataReaderTool.AsDecimalNullable(dr, 2);
Assert.IsTrue(unitPrice.HasValue);
Assert.AreEqual(unitPrice, dr.GetDecimal(2));
var discount = DataReaderTool.AsFloatNullable(dr, "Discount");
Assert.IsNotNull(discount);
}
}
}
