/// <summary>
/// Returns a ProductSeries object from the database
/// </summary>
/// <param name="seriesId">Id of the product series to be retrieved</param>
/// <returns>Returns a ProductSeries object populated with data</returns>
internal static ProductSeries GetProductSeriesById(int seriesId)
{
ProductSeries series = null;
//create and open connection
using (OleDbConnection conn = DAL.GetConnection())
{
//create command
OleDbCommand cmd = conn.CreateCommand();
cmd.CommandText = "select * from ProductSeries where SeriesID = @seriesId";
cmd.Parameters.AddWithValue("@seriesId", seriesId);
try
{
//execute a datareader, closing the connection when all the data is read from it
using (OleDbDataReader dr = cmd.ExecuteReader(CommandBehavior.CloseConnection))
{
List <ProductSeries> productSeries = LoadProductSeriesListFromDataReader(dr);
if (productSeries.Count >= 1)
{
series = productSeries[0];
}
}
}
catch (Exception exception)
{
throw new Exception("Error while executing the following Sql statement:\n" + cmd.ToStringExtended(), exception);
}
}
return(series);
}
public void GetProductSeriesById_with_invalid_id_returns_null()
{
const int seriesId = -1;
string errorMsg;
ProductSeries actualSeries = WebMethods.ProductSeriesMethods.GetProductSeriesById(seriesId, out errorMsg);
Assert.IsNull(actualSeries);
Assert.IsTrue(errorMsg.StartsWith("error"),
string.Format("Expected result should start with \"error: \". Unexpected return value: {0}", errorMsg));
}
/// <summary>
/// Update a product series in the webshop
/// </summary>
/// <param name="series">The product series to be updated</param>
/// <returns>Returns a string with "ok" or an error message</returns>
internal static string UpdateProductSeries(ProductSeries series)
{
string data = series.ToXml();
string result = SendDataThroughWebMethod("productseries",
"update",
null,
data);
XElement xml = XElement.Parse(result);
return(xml.ToString());
}
public void GetProductSeriesById_with_valid_id_returns_product_series()
{
const int seriesId = 1; // The Joy of...
var expectedSeries = new ProductSeries {
Id = seriesId, Name = "The Joy of..."
};
string errorMsg;
ProductSeries actualSeries = WebMethods.ProductSeriesMethods.GetProductSeriesById(seriesId, out errorMsg);
Assert.AreEqual(expectedSeries.Id, actualSeries.Id);
Assert.AreEqual(expectedSeries.Name, actualSeries.Name);
}
public void Get_method_returns_valid_xml()
{
int seriesId = new PredefinedDataObjects().ProductSeries.Id;
string xmlData = WebMethods.GetDataFromWebMethod("productseries",
"getById",
"id=" + seriesId);
string errorMsg;
Assert.IsFalse(WebMethods.WebMethodReturnedError(xmlData, out errorMsg),
string.Format("Product Series with Id {0} could not be retrieved from the webshop. Unexpected return value: {1}", seriesId, errorMsg));
string validationError = ProductSeries.ValidateXmlStructure(xmlData);
Assert.IsNull(validationError);
}
/// <summary>
/// Get a product series from the webshop
/// </summary>
/// <param name="seriesId">Id of the product series to be retrieved</param>
/// <param name="errorMsg" type="output">Error message returned by the web method</param>
/// <returns>Returns a ProductSeries object populated with data</returns>
internal static ProductSeries GetProductSeriesById(int seriesId, out string errorMsg)
{
string xmlData = GetDataFromWebMethod("productseries",
"getById",
"id=" + seriesId);
if (WebMethodReturnedError(xmlData, out errorMsg))
{
return(null);
}
else
{
errorMsg = null;
ProductSeries series = ProductSeriesRepository.LoadProductSeriesFromXml(xmlData);
return(series);
}
}
private static List <ProductSeries> LoadProductSeriesListFromDataReader(OleDbDataReader reader)
{
var productSeries = new List <ProductSeries>();
while (reader.Read())
{
var series = new ProductSeries();
series.Id = reader.GetInt32(reader.GetOrdinal("SeriesID"));
series.Name = reader.GetStringSafe(reader.GetOrdinal("Naam"));
series.CreatedDttm = reader.GetNullableDateTime(reader.GetOrdinal("CreateDttm"));
series.UpdatedDttm = reader.GetNullableDateTime(reader.GetOrdinal("UpdateDttm"));
series.DeletedDttm = reader.GetNullableDateTime(reader.GetOrdinal("DeleteDttm"));
productSeries.Add(series);
}
return(productSeries);
}
/// <summary>
/// Converts a product series represented in an Xml string to a ProductSeries object
/// </summary>
/// <param name="xmlString">Xml definition of the product series</param>
/// <returns>Returns a ProductSeries object populated with data</returns>
internal static ProductSeries LoadProductSeriesFromXml(string xmlString)
{
var series = new ProductSeries();
XElement xml = XElement.Parse(xmlString);
if (!Utility.XmlElementIsEmptyOrSpecialValue(xml.Element("id")))
{
series.Id = Convert.ToInt32(xml.Element("id").Value);
}
if (!Utility.XmlElementIsEmptyOrSpecialValue(xml.Element("name")))
{
series.Name = xml.Element("name").Value;
}
if (!Utility.XmlElementIsEmptyOrSpecialValue(xml.Element("test")))
{
series.Test = xml.Element("test").Value.Equals("1");
}
if (!Utility.XmlElementIsEmptyOrSpecialValue(xml.Element("created")))
{
series.CreatedDttm = Convert.ToDateTime(xml.Element("created").Value);
}
if (!Utility.XmlElementIsEmptyOrSpecialValue(xml.Element("updated")))
{
series.UpdatedDttm = Convert.ToDateTime(xml.Element("updated").Value);
}
if (!Utility.XmlElementIsEmptyOrSpecialValue(xml.Element("deleted")))
{
series.DeletedDttm = Convert.ToDateTime(xml.Element("deleted").Value);
}
return(series);
}
public void UpdateProductSeries_with_values_saves_all_data_correctly()
{
ProductSeries series = new AnonymousProductSeriesBuilder().build();
//save the product series to the webshop
string result = WebMethods.ProductSeriesMethods.UpdateProductSeries(series);
result = XElement.Parse(result).Value;
Assert.IsTrue(result == "ok",
string.Format("Product Series with id {0} could not be created/updated. Unexpected return value was: {1}", series.Id, result));
//retrieve the series from the webshop
string errorMsg;
ProductSeries seriesFromWS = WebMethods.ProductSeriesMethods.GetProductSeriesById(series.Id, out errorMsg);
//compare all values
Assert.AreEqual(series.Id, seriesFromWS.Id, "The field comparison for field \"id\" failed.");
Assert.AreEqual(series.Name, seriesFromWS.Name, "The field comparison for field \"name\" failed.");
Assert.AreEqual(series.Test, seriesFromWS.Test, "The field comparison for field \"test\" failed.");
Assert.AreEqual(series.CreatedDttm, seriesFromWS.CreatedDttm, "The field comparison for field \"created\" failed.");
Assert.AreEqual(series.UpdatedDttm, seriesFromWS.UpdatedDttm, "The field comparison for field \"updated\" failed.");
Assert.AreEqual(series.DeletedDttm, seriesFromWS.DeletedDttm, "The field comparison for field \"deleted\" failed.");
}
