本文整理汇总了C#中EntityType.GetOrAddNavigation方法的典型用法代码示例。如果您正苦于以下问题：C# EntityType.GetOrAddNavigation方法的具体用法？C# EntityType.GetOrAddNavigation怎么用？C# EntityType.GetOrAddNavigation使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类EntityType的用法示例。
在下文中一共展示了EntityType.GetOrAddNavigation方法的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: Can_get_navigation_and_can_try_get_navigation
public void Can_get_navigation_and_can_try_get_navigation()
{
var customerType = new EntityType(typeof(Customer), new Model());
var customerKey = customerType.GetOrAddKey(customerType.GetOrAddProperty(Customer.IdProperty));
var orderType = new EntityType(typeof(Order), new Model());
var foreignKeyProperty = orderType.GetOrAddProperty(Order.CustomerIdProperty);
var customerForeignKey = orderType.GetOrAddForeignKey(foreignKeyProperty, customerKey);
var customerNavigation = orderType.GetOrAddNavigation("Customer", customerForeignKey, pointsToPrincipal: true);
Assert.Same(customerNavigation, orderType.FindNavigation("Customer"));
Assert.Same(customerNavigation, orderType.GetNavigation("Customer"));
Assert.Null(orderType.FindNavigation("Nose"));
Assert.Equal(
Strings.NavigationNotFound("Nose", typeof(Order).FullName),
Assert.Throws<ModelItemNotFoundException>(() => orderType.GetNavigation("Nose")).Message);
}示例2: Can_add_new_navigations_or_get_existing_navigations
public void Can_add_new_navigations_or_get_existing_navigations()
{
var customerType = new EntityType(typeof(Customer), new Model());
var customerKey = customerType.GetOrAddKey(customerType.GetOrAddProperty(Customer.IdProperty));
var orderType = new EntityType(typeof(Order), new Model());
var foreignKeyProperty = orderType.GetOrAddProperty(Order.CustomerIdProperty);
var customerForeignKey = orderType.GetOrAddForeignKey(foreignKeyProperty, customerKey);
var customerNavigation = orderType.GetOrAddNavigation("Customer", customerForeignKey, pointsToPrincipal: true);
Assert.Equal("Customer", customerNavigation.Name);
Assert.Same(orderType, customerNavigation.EntityType);
Assert.Same(customerForeignKey, customerNavigation.ForeignKey);
Assert.True(customerNavigation.PointsToPrincipal);
Assert.False(customerNavigation.IsCollection());
Assert.Same(customerType, customerNavigation.GetTargetType());
Assert.Same(customerNavigation, orderType.GetOrAddNavigation("Customer", customerForeignKey, pointsToPrincipal: false));
Assert.True(customerNavigation.PointsToPrincipal);
}