// No match between innerKeySelector and outerKeySelector
public static int Test8()
{
CustomerRec[] outer = new CustomerRec[] { new CustomerRec {
name = "Tim", custID = 1234
},
new CustomerRec {
name = "Bob", custID = 9865
},
new CustomerRec {
name = "Robert", custID = 9895
} };
OrderRec[] inner = new OrderRec[] { new OrderRec {
orderID = 97865, custID = 2334, total = 25
},
new OrderRec {
orderID = 34390, custID = 9065, total = 19
} };
JoinRec[] expected = new JoinRec[] { new JoinRec {
name = "Tim", orderID = new int?[] {}, total = new int?[] {}
},
new JoinRec {
name = "Bob", orderID = new int?[] {}, total = new int?[] {}
},
new JoinRec {
name = "Robert", orderID = new int?[] {}, total = new int?[] {}
} };
Func <CustomerRec, IEnumerable <OrderRec>, JoinRec> resultSelector = Helper.createJoinRec;
var actual = outer.GroupJoin(inner, (e) => e.custID, (o) => o.custID, resultSelector);
return(Helper.DataEqual(expected, actual));
}
public Result GetOrderRec(string orderNo)
{
Result result = new Result();
result.Message = "暂未生成相应的回执";
try
{
FtpUtil ftp = new FtpUtil("", "name", "password");
string ftpResponse = "";
Stream stream = ftp.FileStream("", ref ftpResponse);
// 设置当前流的位置为流的开始，防止读取位置错误造成无法读取完整流的内容
stream.Seek(0, SeekOrigin.Begin);
using (StreamReader reader = new StreamReader(stream))
{
string data = reader.ReadToEnd();
// 接收回执
if (data.Contains("OrderRec"))
{
OrderRec orderRec = Util.Serialization.SerializationUtil.XmlDeserialize <OrderRec>(data);
if (orderRec.orderNo == orderNo)
{
// TODO:更新订单推送状态
result.Status = true;
}
}
}
}
catch (Exception ex)
{
result.Status = false;
result.Message = ex.Message;
}
return(result);
}
// outerKeySelector matches more than one innerKeySelector
public static int Test9()
{
CustomerRec[] outer = new CustomerRec[] { new CustomerRec {
name = "Prakash", custID = 98022
},
new CustomerRec {
name = "Bob", custID = 99022
},
new CustomerRec {
name = "Tim", custID = 99021
},
new CustomerRec {
name = "Robert", custID = 99022
} };
OrderRec[] inner = new OrderRec[] { new OrderRec {
orderID = 45321, custID = 18022, total = 50
},
new OrderRec {
orderID = 43421, custID = 29022, total = 20
},
new OrderRec {
orderID = 95421, custID = 39021, total = 9
} };
JoinRec[] expected = new JoinRec[] { };
Func <CustomerRec, OrderRec, JoinRec> resultSelector = Helper.createJoinRec;
var actual = outer.Join(inner, (e) => e.custID, (o) => o.custID, resultSelector);
return(Verification.Allequal(expected, actual));
}
public static JoinRec createJoinRec(CustomerRec cr, OrderRec or)
{
JoinRec jr = new JoinRec();
jr.name = cr.name;
jr.orderID = or.orderID;
jr.total = or.total;
return(jr);
}
// outer is empty and inner is non-empty
public static int Test1()
{
CustomerRec[] outer = new CustomerRec[] { };
OrderRec[] inner = new OrderRec[] { new OrderRec {
orderID = 45321, custID = 98022, total = 50
},
new OrderRec {
orderID = 97865, custID = 32103, total = 25
} };
JoinRec[] expected = new JoinRec[] { };
Func <CustomerRec, IEnumerable <OrderRec>, JoinRec> resultSelector = Helper.createJoinRec;
var actual = outer.GroupJoin(inner, (e) => e.custID, (o) => o.custID, resultSelector);
return(Helper.DataEqual(expected, actual));
}
// outer is non-empty and inner is non-empty
public static int Test2()
{
CustomerRec[] outer = new CustomerRec[] { new CustomerRec {
name = "Tim", custID = 43434
},
new CustomerRec {
name = "Bob", custID = 34093
} };
OrderRec[] inner = new OrderRec[] { };
JoinRec[] expected = new JoinRec[] { };
Func <CustomerRec, OrderRec, JoinRec> resultSelector = Helper.createJoinRec;
var actual = outer.Join(inner, (e) => e.custID, (o) => o.custID, resultSelector);
return(Verification.Allequal(expected, actual));
}
// outer is non-empty and inner is empty
public static int Test2()
{
CustomerRec[] outer = new CustomerRec[] { new CustomerRec {
name = "Tim", custID = 43434
},
new CustomerRec {
name = "Bob", custID = 34093
} };
OrderRec[] inner = new OrderRec[] { };
JoinRec[] expected = new JoinRec[] { new JoinRec {
name = "Tim", orderID = new int?[] {}, total = new int?[] {}
},
new JoinRec {
name = "Bob", orderID = new int?[] {}, total = new int?[] {}
} };
Func <CustomerRec, IEnumerable <OrderRec>, JoinRec> resultSelector = Helper.createJoinRec;
var actual = outer.GroupJoin(inner, (e) => e.custID, (o) => o.custID, resultSelector);
return(Helper.DataEqual(expected, actual));
}
public static JoinRec createJoinRec(CustomerRec cr, OrderRec or)
{
return(new JoinRec {
name = cr.name, orderID = or.orderID, total = or.total
});
}
public static JoinRec createJoinRec(CustomerRec cr, OrderRec or)
{
return new JoinRec { name = cr.name, orderID = or.orderID, total = or.total };
}
