public void Cannot_remove_entity_type_when_referenced_by_foreign_key()
{
var model = new Model();
var customerType = model.GetOrAddEntityType(typeof(Customer));
var idProperty = customerType.GetOrAddProperty(Customer.IdProperty);
var customerKey = customerType.GetOrAddKey(idProperty);
var orderType = model.GetOrAddEntityType(typeof(Order));
var customerFk = orderType.GetOrAddProperty(Order.CustomerIdProperty);
orderType.AddForeignKey(customerFk, customerKey, customerType);
Assert.Equal(
Strings.EntityTypeInUse(typeof(Customer).FullName),
Assert.Throws<InvalidOperationException>(() => model.RemoveEntityType(customerType)).Message);
}
public void Can_add_and_remove_entity_by_type()
{
var model = new Model();
Assert.Null(model.FindEntityType(typeof(Customer)));
Assert.Null(model.RemoveEntityType(new EntityType(typeof(Customer), model)));
var entityType = model.AddEntityType(typeof(Customer));
Assert.Equal(typeof(Customer), entityType.ClrType);
Assert.NotNull(model.FindEntityType(typeof(Customer)));
Assert.Same(model, entityType.Model);
Assert.Same(entityType, model.GetOrAddEntityType(typeof(Customer)));
Assert.Equal(new[] { entityType }, model.EntityTypes.ToArray());
Assert.Same(entityType, model.RemoveEntityType(entityType));
Assert.Null(model.RemoveEntityType(entityType));
Assert.Null(model.FindEntityType(typeof(Customer)));
}
public void Can_get_entity_by_name()
{
var model = new Model();
var entityType = model.GetOrAddEntityType(typeof(Customer).FullName);
Assert.Same(entityType, model.GetEntityType(typeof(Customer).FullName));
Assert.Same(entityType, model.FindEntityType(typeof(Customer).FullName));
Assert.Null(model.FindEntityType(typeof(string)));
Assert.Equal(
Strings.EntityTypeNotFound("String"),
Assert.Throws<ModelItemNotFoundException>(() => model.GetEntityType("String")).Message);
}
