public void UpdateInventoryLineItemShouldUpdateLineItem()
{
//Arrange
var options = new DbContextOptionsBuilder <IceShopContext>().UseInMemoryDatabase("UpdateInventoryLineItemShouldUpdateLineItem").Options;
using var testContext = new IceShopContext(options);
// add sample data to testContext
testContext.InventoryLineItems.AddRange(SampleData.GetSampleInventoryLineItems());
// This data needs to be added so that navigation properties of the Inventory Line Items aren't null.
testContext.Locations.AddRange(SampleData.GetSampleLocations());
testContext.Products.AddRange(SampleData.GetSampleProducts());
testContext.SaveChanges();
repo = new DBRepo(testContext);
//Act
// get a location that has an InventoryLineItem
int sampleLocationId = repo.GetAllLocations().First().Id;
InventoryLineItem sampleLineItem = repo.GetAllInventoryLineItemsAtLocation(sampleLocationId).FindLast(ili => ili.LocationId == sampleLocationId);
int startingQuantity = sampleLineItem.ProductQuantity;
sampleLineItem.ProductQuantity += 1;
repo.UpdateInventoryLineItem(sampleLineItem);
repo.SaveChanges();
//Assert
//using var assertContext = new IceShopContext(options);
Assert.NotEqual(startingQuantity, sampleLineItem.ProductQuantity);
}
public void SaveChanges()
{
context.SaveChanges();
}