public void Get_CanGetWritableEntity_WhenEntityExists()
{
using (var context = new FakeDbContext())
{
var repository = new EntityFrameworkRepository<FakeCustomer>(() => context);
var customer = repository.Get(1);
Assert.NotNull(customer);
Assert.Equal(EntityState.Unchanged, context.Entry(customer).State);
}
}
public void Query_CanGetReadOnlyEntity_WhichAreNotTrackedByContext()
{
using (var context = new FakeDbContext())
{
var repository = new EntityFrameworkRepository<FakeCustomer>(() => context);
var firstCustomer = repository.Query().First();
var isFirstCustomerTrackedByContext = context.Entry(firstCustomer).State != EntityState.Detached;
Assert.NotNull(firstCustomer);
Assert.Equal(false, isFirstCustomerTrackedByContext);
}
}
public void Delete_CanMarkEntityForDeletion_WhenEntityExists()
{
using (var context = new FakeDbContext())
{
var repository = new EntityFrameworkRepository<FakeCustomer>(() => context);
var customer = repository.Get(1);
Assert.NotNull(customer);
repository.Delete(customer);
Assert.Equal(EntityState.Deleted, context.Entry(customer).State);
}
}
public void Save_CanCreateEntity_WhenEntityIsNotTrackedByContext()
{
using (var context = new FakeDbContext())
{
var repository = new EntityFrameworkRepository<FakeCustomer>(() => context);
var customer = new FakeCustomer
{
FirstName = "John",
LastName = "Doe"
};
repository.Save(customer);
Assert.Equal(EntityState.Added, context.Entry(customer).State);
}
}
public void Save_CanUpdateEntity_WhenEntityIsTrackedByContext()
{
using (var context = new FakeDbContext())
{
var repository = new EntityFrameworkRepository<FakeCustomer>(() => context);
var customer = repository.Get(1);
Assert.Equal("John", customer.FirstName);
// Change name
customer.FirstName = "Artina";
repository.Save(customer);
var affectedRows = context.SaveChanges();
Assert.Equal(1, affectedRows);
customer = repository.Get(1);
Assert.Equal("Artina", customer.FirstName);
}
}
