public void OrderCustomerWithDefinition()
{
using (var context = new TestEntities()) {
var query = context.Orders.Include(o => o.Customer);
var mapDefinitions = new MapDefinitionCollection();
mapDefinitions.Register(typeof(Order), typeof(OrderDto), new MapDefinition(
new Dictionary <string, string> {
{ "CustomerId", "Id" } // set OrderNo with Id
}
));
mapDefinitions.Register(typeof(Customer), typeof(CustomerDto), new MapDefinition(
new Dictionary <string, string> {
{ "Id", "Id" } // get only Id field
}, true
));
var dtoQuery = query.ProjectTo <OrderDto>(mapDefinitions);
var orders = dtoQuery.ToList();
Assert.AreEqual(2, orders.Count);
Assert.IsTrue(orders.All(o => o.CustomerId == o.Id));
Assert.IsTrue(orders.All(o => o.Customer != null && o.Customer.Name == null));
Assert.IsTrue(orders.All(o => !o.OrderDetails.Any()));
}
}
public void ManyToOneTypeMismatchCheck()
{
using (var context = new TestEntities()) {
var query = context.Set <OrderDetail>().Include(od => od.Supplier);
var mapDefinitions = new MapDefinitionCollection();
mapDefinitions.Register(typeof(OrderDetail), typeof(OrderDto), new MapDefinition(
new Dictionary <string, string> {
{ "OrderDetails", "Supplier" } // set single to collection
}, true
));
query.ProjectTo <OrderDto>(mapDefinitions);
}
}
public void OneToManyTypeMismatchCheck()
{
using (var context = new TestEntities()) {
var query = context.Orders.Include(o => o.OrderDetails);
var mapDefinitions = new MapDefinitionCollection();
mapDefinitions.Register(typeof(Order), typeof(OrderDetailDto), new MapDefinition(
new Dictionary <string, string> {
{ "Supplier", "OrderDetails" } // set collection to single
}, true
));
query.ProjectTo <OrderDetailDto>(mapDefinitions);
}
}
public void OrderDetailsWithDefinition()
{
using (var context = new TestEntities()) {
var query = context.Orders.Include(o => o.OrderDetails.Select(od => od.Supplier));
var mapDefinitions = new MapDefinitionCollection();
mapDefinitions.Register(typeof(OrderDetail), typeof(OrderDetailDto), new MapDefinition(
new Dictionary <string, string> {
{ "Id", "OrderId" } // write OrderId into Id field
}, true
));
var dtoQuery = query.ProjectTo <OrderDto>(mapDefinitions);
var orders = dtoQuery.ToList();
Assert.AreEqual(2, orders.Count);
Assert.IsTrue(orders.All(o => o.OrderDetails.All(od => od.Id == o.Id)));
// suppliers should be null even if it is included, because we wanted only explicit properties.
Assert.IsTrue(orders.All(o => o.OrderDetails.All(od => od.Supplier == null)));
}
}
