public void TestAddItem()
{
//due to the complexity of the add items. we are going to create a known set of data points and add them to the collection.
ShoppingCartItem si = new ShoppingCartItem();
si.Description = "Description";
si.DigitalContent = new DigitalItem("Digital Item Key", "Digital Item Description");
si.MerchantItemID = "Merchant Item ID";
si.MerchantPrivateItemData = "Private Data";
XmlDocument mpdDoc = new XmlDocument();
mpdDoc.LoadXml("<data />");
mpdDoc.DocumentElement.AppendChild(mpdDoc.CreateElement("node1"));
mpdDoc.DocumentElement.AppendChild(mpdDoc.CreateElement("node2"));
XmlNode[] mpdNodes = new XmlNode[] { mpdDoc.DocumentElement.ChildNodes[0], mpdDoc.DocumentElement.ChildNodes[1] };
si.MerchantPrivateItemDataNodes = mpdNodes;
si.Name = "Name";
si.Price = 0.99m;
si.Quantity = 1;
AlternateTaxTable taxTable = new AlternateTaxTable("Example");
taxTable.AddStateTaxRule("OH", .06);
si.TaxTable = taxTable;
si.Weight = 10.5;
si.TaxTable.AddCountryTaxRule(GCheckout.AutoGen.USAreas.ALL, 5.0);
CheckoutShoppingCartRequest request = new CheckoutShoppingCartRequest(MERCHANT_ID, MERCHANT_KEY, EnvironmentType.Sandbox, "USD", 120);
request.ContinueShoppingUrl = "http://localhost/";
request.AnalyticsData = "Test data";
request.PlatformID = 1234567890;
request.EditCartUrl = "http://localhost/editcart.aspx";
request.RequestBuyerPhoneNumber = true;
request.MerchantCalculationsUrl = "http://localhost/calculate.aspx";
request.AcceptMerchantCoupons = true;
request.AcceptMerchantGiftCertificates = true;
request.SetRoundingPolicy(RoundingMode.FLOOR, RoundingRule.TOTAL);
request.AddShippingPackage("main", "Cleveland", "OH", "44114");
request.MerchantPrivateData = "Test Cool Stuff";
request.AddMerchantPrivateDataNode(mpdNodes[0]);
XmlNode[] mpdn = request.MerchantPrivateDataNodes;
Assert.AreSame(mpdn[0], mpdNodes[0]);
try {
request.AddItem(null);
Assert.Fail("Null can't be passed to the AddItem methods");
}
catch {
}
try {
MethodInfo mi = typeof(CheckoutShoppingCartRequest).GetMethod("AddItem", new Type[] { typeof(IShoppingCartItem) });
mi.Invoke(request, new object[] { null });
Assert.Fail("Null can't be passed to the AddItem methods");
}
catch {
}
request.AddItem(si);
request.AddItem(si.Clone() as IShoppingCartItem);
MethodInfo[] methods = typeof(CheckoutShoppingCartRequest).GetMethods();
foreach (MethodInfo mi in methods) {
bool cancel = false;
//we are only working with AddItems
if (mi.Name == "AddItem") {
Type sct = typeof(ShoppingCartItem);
ShoppingCartItem si2 = si.Clone() as ShoppingCartItem;
ParameterInfo[] parameters = mi.GetParameters();
object[] setter = new object[parameters.Length];
for (int i = 0; i < parameters.Length; i++) {
ParameterInfo pi = parameters[i];
if (pi.ParameterType == typeof(ShoppingCartItem) || pi.ParameterType == typeof(IShoppingCartItem)) {
cancel = true;
continue;
}
//get the property from the object
PropertyInfo source;
if (pi.Name != "digitalItem") {
source = sct.GetProperty(pi.Name, BindingFlags.IgnoreCase | BindingFlags.Public | BindingFlags.Instance);
}
else {
source = sct.GetProperty("DigitalContent");
}
setter[i] = source.GetValue(si2, null);
//we want to split and take the first item
if (!pi.ParameterType.IsArray && source.PropertyType.IsArray) {
object[] vals = setter[i] as object[];
setter[i] = vals[0] as object;
}
}
if (!cancel) {
//now call the method
ShoppingCartItem called = mi.Invoke(request, setter) as ShoppingCartItem;
//this is to fix a params array issue.
if (parameters[parameters.Length - 1].Name == "MerchantPrivateItemDataNodes") {
called.MerchantPrivateItemDataNodes = si2.MerchantPrivateItemDataNodes;
}
}
}
}
byte[] toXml = request.GetXml();
//Make sure we can add an item to the cart.
ShoppingCartItem item = request.AddItem("Item 1", "Cool Candy 1", "Merchant Item ID", 2.00M, 1);
item.Weight = 2.2;
item.MerchantPrivateItemData = null; //perform a null check
//verify we can't set the price to fractions.
item.Price = 1.975m;
Assert.AreEqual(1.98m, item.Price);
item.Price = 1.994m;
Assert.AreEqual(1.99m, item.Price);
Assert.AreEqual(2.2, item.Weight);
Assert.AreEqual("Merchant Item ID", item.MerchantItemID);
//this is a very specific test to make sure that if only one node exists, return it. it may be for a reason.
XmlDocument doc = new XmlDocument();
doc.LoadXml("<data />");
doc.DocumentElement.SetAttribute("test", "cool");
string xml = doc.OuterXml;
item.MerchantPrivateItemDataNodes = new XmlNode[] { doc.DocumentElement };
string xmlReturn = item.MerchantPrivateItemData;
Assert.AreEqual(xml, xmlReturn);
//create a new node
XmlNode secondNode = doc.DocumentElement.AppendChild(doc.CreateElement("test"));
item.MerchantPrivateItemDataNodes = new XmlNode[] { doc.DocumentElement, secondNode };
xmlReturn = item.MerchantPrivateItemData;
Assert.AreEqual(null, xmlReturn);
item.MerchantPrivateItemDataNodes = null;
Assert.AreEqual(new XmlNode[] { }, item.MerchantPrivateItemDataNodes);
//this should throw an exception
try {
item.Weight = -1;
Assert.Fail("Weight should not be allowed to be negative.");
}
catch {
}
//create a new instance of the cart item
ShoppingCartItem testItem = new ShoppingCartItem();
}