public void GetPriceWithOffer()
{
var itemOne = new Item {
BarCodeId = 111
}; //Apple barcode
var itemTwo = new Item {
BarCodeId = 222
}; //Orange barcode
var items = new List <Item> {
itemOne, itemTwo
};
var priceCalculationResource = new PriceCalculationResource {
Items = items
};
var content = JsonConvert.SerializeObject(priceCalculationResource);
byte[] byteArray = Encoding.UTF8.GetBytes(content);
HttpWebResponse response = null;
var theRequest = (HttpWebRequest)WebRequest.Create("http://localhost:27387/api/getprice/Offer");
theRequest.ContentType = "application/Json";
theRequest.Method = WebRequestMethods.Http.Post;
theRequest.ContentLength = content.Length;
var requestStream = theRequest.GetRequestStream();
requestStream.Write(byteArray, 0, byteArray.Length);
requestStream.Close();
response = (HttpWebResponse)theRequest.GetResponse();
Assert.AreEqual(HttpStatusCode.OK, response.StatusCode);
}
/// <summary>
/// CalculatePrice method will call the mappers to get the total price includes in the status data contract
/// </summary>
/// <param name="priceCalculationResource"> contains the list of items</param>
/// <param name="calculateOffer">default to calculate the price depends on the offer</param>
/// <example>[ 111, 111, 222, 111 ] </example> 111 represnt apple barcode, 222 represent orange barcode for example
/// <returns>PriceCalculationStatusResource</returns>
public PriceCalculationStatusResource CalculatePrice(PriceCalculationResource priceCalculationResource, bool calculateOffer = false)
{
var priceCalculationStatusResource = new PriceCalculationStatusResource();
//Validate resource
if (!ValidateResource(priceCalculationResource))
{
return(priceCalculationStatusResource);
}
try
{
//Call mapper to get total price
var priceCalculationMapper = new PriceCalculationMapper();
if (calculateOffer)
{
priceCalculationStatusResource = priceCalculationMapper.GetPriceWithOffer(priceCalculationResource.Items);
}
else
{
priceCalculationStatusResource = priceCalculationMapper.GetPrice(priceCalculationResource.Items);
}
}
catch (Exception ex)
{
throw new Exception(String.Format("Error in calculating price in PriceCalculationManager.CalculatePrice method : {0}", ex.Message));
}
return(priceCalculationStatusResource);
}
public void GetPricewithOffer()
{
var itemApple1 = new Item {
BarCodeId = 111
}; //Apple barcode
var itemApple2 = new Item {
BarCodeId = 111
}; //Apple barcode
var itemApple3 = new Item {
BarCodeId = 111
}; //Apple barcode
var itemApple4 = new Item {
BarCodeId = 111
}; //Apple barcode
var itemApple5 = new Item {
BarCodeId = 111
}; //Apple barcode
var itemOrange1 = new Item {
BarCodeId = 222
}; //Orange barcode
var itemOrange2 = new Item {
BarCodeId = 222
}; //Orange barcode
var itemOrange3 = new Item {
BarCodeId = 222
}; //Orange barcode
var itemOrange4 = new Item {
BarCodeId = 222
}; //Orange barcode
var items = new List <Item> {
itemApple1, itemApple2, itemApple3, itemApple4, itemApple5, itemOrange1, itemOrange2,
itemOrange3, itemOrange4
};
var priceCalculationResource = new PriceCalculationResource {
Items = items
};
var manager = new PriceCalculationManager();
var result = manager.CalculatePrice(priceCalculationResource);
Assert.IsNotNull(result);
Assert.IsTrue(result.TotalPrice.ToString() == "2.3");
}
public Task <HttpResponseMessage> GetPriceOffer(PriceCalculationResource priceCalculationResource)
{
return(this.TryWork(async() =>
{
try
{
//call PriceCalculationManager to calculate price of the passed data contract
var priceCalculationManager = new PriceCalculationManager();
var priceCalculationStatusResource = priceCalculationManager.CalculatePrice(priceCalculationResource, true);
return Request.CreateResponse(HttpStatusCode.OK, priceCalculationStatusResource);
}
catch (Exception ex)
{
return Request.CreateErrorResponse(HttpStatusCode.ExpectationFailed, ex);
}
}
));
}
public void GetPrice()
{
var itemOne = new Item {
BarCodeId = 111
}; //Apple barcode
var itemTwo = new Item {
BarCodeId = 222
}; //Orange barcode
var items = new List <Item> {
itemOne, itemTwo
};
var priceCalculationResource = new PriceCalculationResource {
Items = items
};
var manager = new PriceCalculationManager();
var result = manager.CalculatePrice(priceCalculationResource);
Assert.IsNotNull(result);
Assert.IsTrue(result.TotalPrice == "0.85");
}
/// <summary>
/// ValidateResource to validate the request body object
/// </summary>
/// <param name="priceCalculationResource"></param>
/// <returns>bool</returns>
private static bool ValidateResource(PriceCalculationResource priceCalculationResource)
{
var valid = priceCalculationResource != null && priceCalculationResource.Items != null;
return(valid);
}
