public async Task ApplyChanges_Should_Set_Graph_States()
{
// Arrange
ITrackableRepository <Order> ordersRepo = new TrackableRepository <Order>(_fixture.Context);
var order = await ordersRepo.FindAsync(1);
ordersRepo.DetachEntities(order);
order.OrderDetails[0].TrackingState = TrackingState.Unchanged;
order.OrderDetails[1].TrackingState = TrackingState.Modified;
order.OrderDetails[2].TrackingState = TrackingState.Deleted;
var addedDetail = new OrderDetail
{
OrderDetailId = 4,
OrderId = 1,
ProductId = 3,
Product = order.OrderDetails[2].Product,
UnitPrice = 40,
Quantity = 400,
TrackingState = TrackingState.Added
};
order.OrderDetails.Add(addedDetail);
// Act
ordersRepo.ApplyChanges(order);
// Assert
Assert.Equal(EntityState.Unchanged, _fixture.Context.Entry(order).State);
Assert.Equal(EntityState.Unchanged, _fixture.Context.Entry(order.OrderDetails[0]).State);
Assert.Equal(EntityState.Modified, _fixture.Context.Entry(order.OrderDetails[1]).State);
Assert.Equal(EntityState.Deleted, _fixture.Context.Entry(order.OrderDetails[2]).State);
Assert.Equal(EntityState.Added, _fixture.Context.Entry(order.OrderDetails[3]).State);
}
public async Task ApplyChanges_Should_Set_Graph_States()
{
// Arrange
ITrackableRepository <Order> ordersRepo = new TrackableRepository <Order>(_fixture.Context);
var order = await ordersRepo.FindAsync(10248);
ordersRepo.DetachEntities(order);
// updating object in complex object graph
order.OrderDetails[0].UnitPrice = 17;
order.OrderDetails[0].TrackingState = TrackingState.Modified;
// updating object in complex object graph
order.OrderDetails[1].Quantity = 2;
order.OrderDetails[1].TrackingState = TrackingState.Modified;
// deleting object in complex object graph
order.OrderDetails[2].TrackingState = TrackingState.Deleted;
// adding object in complex object graph
var addedDetail = new OrderDetail
{
//OrderDetailId = 4,
OrderId = 1,
ProductId = 3,
Product = order.OrderDetails[2].Product,
UnitPrice = 40,
Quantity = 400,
TrackingState = TrackingState.Added
};
// Act
order.OrderDetails.Add(addedDetail);
// Act
ordersRepo.ApplyChanges(order);
// Assert
Assert.Equal(EntityState.Unchanged, _fixture.Context.Entry(order).State);
Assert.Equal(EntityState.Modified, _fixture.Context.Entry(order.OrderDetails[0]).State);
Assert.Equal(EntityState.Modified, _fixture.Context.Entry(order.OrderDetails[1]).State);
Assert.Equal(EntityState.Deleted, _fixture.Context.Entry(order.OrderDetails[2]).State);
Assert.Equal(EntityState.Added, _fixture.Context.Entry(order.OrderDetails[3]).State);
// Save changes to object graph with different TrackingStates throughout the object graph
await _unitOfWork.SaveChangesAsync();
}