public void In_memory_DbSet_can_be_used_for_RemoveRange()
{
var products = new[] { new Product(), new Product() };
var set = new InMemoryDbSet <Product>(products);
Assert.Same(products, set.RemoveRange(products));
Assert.Empty(set);
}
public void In_memory_DbSet_can_be_used_for_Attach()
{
var set = new InMemoryDbSet <Product>();
var product = new Product();
Assert.Same(product, set.Attach(product));
Assert.Same(product, set.Single());
}
public void In_memory_DbSet_can_be_used_for_Remove()
{
var set = new InMemoryDbSet <Product>();
var product = new Product();
set.Add(product);
Assert.Same(product, set.Remove(product));
Assert.Empty(set);
}
public void In_memory_DbSet_can_be_used_for_AddOrUpdate_with_expression()
{
DbSet <Product> set = new InMemoryDbSet <Product>();
set.AddOrUpdate(e => e.Id, new Product {
Id = 1
}, new Product {
Id = 2
});
Assert.Equal(new[] { 1, 2 }, set.Select(p => p.Id).OrderBy(i => i));
}
public void In_memory_DbSet_can_be_used_for_AddRange()
{
var set = new InMemoryDbSet <Product>();
var products = new[] { new Product {
Id = 1
}, new Product {
Id = 2
} };
Assert.Same(products, set.AddRange(products));
Assert.Equal(products.OrderBy(p => p.Id), set.OrderBy(p => p.Id));
}
public void In_memory_DbSet_can_be_used_for_FindAsync()
{
var product = new Product {
Id = 1
};
var set = new InMemoryDbSet <Product>(
new[] { product, new Product {
Id = 2
} },
(d, k) => d.Single(p => p.Id == (int)k[0]));
Assert.Same(product, set.FindAsync(1).Result);
}