public void DbEntityEntry_Member_works_for_collections_under_partial_trust()
{
using (var context = new SimpleModelContext())
{
var category = context.Categories.First();
var collection = context.Entry(category).Member<ICollection<Product>>("Products");
Assert.NotNull(collection);
Assert.IsType<DbCollectionEntry<Category, Product>>(collection);
}
}
public void Setting_current_value_of_reference_nav_prop_to_null_does_nothing_for_an_FK_relationship_if_the_relationship_is_not_loaded_and_legacy_behavior_is_set_on_ObjectContext()
{
using (var context = new SimpleModelContext())
{
context.Configuration.LazyLoadingEnabled = false;
((IObjectContextAdapter)context).ObjectContext.ContextOptions.UseConsistentNullReferenceBehavior = false;
var product = context.Products.Find(1);
Assert.NotNull(product.CategoryId);
Assert.Null(product.Category);
context.Entry(product).Reference(p => p.Category).CurrentValue = null;
Assert.NotNull(product.CategoryId);
Assert.Null(product.Category);
}
}
Setting_current_value_of_reference_nav_prop_to_null_nulls_the_FK_even_if_the_relationship_is_not_loaded()
{
using (var context = new SimpleModelContext())
{
context.Configuration.LazyLoadingEnabled = false;
var product = context.Products.Find(1);
Assert.NotNull(product.CategoryId);
Assert.Null(product.Category);
context.Entry(product).Reference(p => p.Category).CurrentValue = null;
Assert.Null(product.CategoryId);
Assert.Null(product.Category);
context.Entry(product).Reference(p => p.Category).Load();
Assert.Null(product.CategoryId);
Assert.Null(product.Category);
}
}
public void Setting_current_value_of_reference_nav_prop_works_under_partial_trust()
{
using (var context = new SimpleModelContext())
{
var product = context.Products.Find(1);
Assert.Null(product.Category);
var newCategory = new Category("BeanBags");
context.Entry(product).Reference(p => p.Category).CurrentValue = newCategory;
Assert.Equal("BeanBags", product.CategoryId);
Assert.Same(newCategory, product.Category);
}
}
