private static void Verify <T>(PagedDataSet <T> pagedDataSet, int page, int pageSize, int totalCount)
where T : Model, new()
{
Assert.AreEqual(page, pagedDataSet.Page);
Assert.AreEqual(pageSize, pagedDataSet.PageSize);
Assert.AreEqual(totalCount, pagedDataSet.TotalCount);
}
public void PagedDataSet_null_DataSet()
{
var expectedJson =
@"[
{
""Page"" : 0,
""PageSize"" : 0,
""TotalCount"" : 0,
""Data"" : null
}
]";
{
var pagedDataSet = new PagedDataSet <SalesOrder>();
Verify(pagedDataSet, 0, 0, 0);
Assert.IsTrue(pagedDataSet.Data == null);
Verify(pagedDataSet, expectedJson);
}
{
var pagedDataSet = PagedDataSet <SalesOrder> .ParseJson(expectedJson);
Verify(pagedDataSet, 0, 0, 0);
Assert.IsTrue(pagedDataSet.Data == null);
}
}
/// <summary>
/// Deserializes JSON string into <see cref="PagedDataSet{T}"/> object.
/// </summary>
/// <param name="json">The JSON string.</param>
/// <param name="customizer">The customizer for deserialization.</param>
/// <returns>The deserialized object.</returns>
public static PagedDataSet <T> ParseJson(string json, IJsonCustomizer customizer = null)
{
json.VerifyNotEmpty(nameof(json));
var result = new PagedDataSet <T>();
var dataSet = result._dataSet;
if (dataSet != null)
{
dataSet.RemoveAt(0);
}
JsonReader.Create(json, customizer).Deserialize(result._dataSet, true);
return(dataSet.Count == 1 ? result : null);
}
public void PagedDataSet_not_null_DataSet()
{
var expectedJson =
@"[
{
""Page"" : 1,
""PageSize"" : 3,
""TotalCount"" : 10,
""Data"" : [
{
""SalesOrderID"" : 71774,
""RevisionNumber"" : 2,
""OrderDate"" : ""2008-06-01T00:00:00"",
""DueDate"" : ""2008-06-13T00:00:00"",
""ShipDate"" : ""2008-06-08T00:00:00"",
""Status"" : 5,
""OnlineOrderFlag"" : false,
""PurchaseOrderNumber"" : ""PO348186287"",
""AccountNumber"" : ""10-4020-000609"",
""CustomerID"" : 29847,
""ShipToAddressID"" : 1092,
""BillToAddressID"" : 1092,
""ShipMethod"" : ""CARGO TRANSPORT 5"",
""CreditCardApprovalCode"" : null,
""TaxAmt"" : 70.4279,
""Freight"" : 22.0087,
""Comment"" : null,
""RowGuid"" : ""89e42cdc-8506-48a2-b89b-eb3e64e3554e"",
""ModifiedDate"" : ""2008-06-08T00:00:00"",
""SalesOrderDetails"" : [
{
""SalesOrderDetailID"" : 110562,
""OrderQty"" : 1,
""ProductID"" : 836,
""UnitPrice"" : 356.8980,
""UnitPriceDiscount"" : 0,
""RowGuid"" : ""e3a1994c-7a68-4ce8-96a3-77fdd3bbd730"",
""ModifiedDate"" : ""2008-06-01T00:00:00""
},
{
""SalesOrderDetailID"" : 110563,
""OrderQty"" : 1,
""ProductID"" : 822,
""UnitPrice"" : 356.8980,
""UnitPriceDiscount"" : 0,
""RowGuid"" : ""5c77f557-fdb6-43ba-90b9-9a7aec55ca32"",
""ModifiedDate"" : ""2008-06-01T00:00:00""
}
]
}
]
}
]";
{
var dataSet = DataSet <SalesOrder> .ParseJson(Json.SalesOrder_71774);
var pagedDataSet = new PagedDataSet <SalesOrder>()
{
Page = 1,
PageSize = 3,
TotalCount = 10,
Data = dataSet
};
Verify(pagedDataSet, 1, 3, 10);
Assert.IsTrue(pagedDataSet.Data == dataSet);
Verify(pagedDataSet, expectedJson);
}
{
var pagedDataSet = PagedDataSet <SalesOrder> .ParseJson(expectedJson);
Verify(pagedDataSet, 1, 3, 10);
Assert.IsTrue(pagedDataSet.Data.Count == 1);
Verify(pagedDataSet, expectedJson);
}
}
private static void Verify <T>(PagedDataSet <T> pagedDataSet, string json)
where T : Model, new()
{
Assert.AreEqual(json, pagedDataSet.ToJsonString(true));
}