public void Initialization_for_navigation_without_parameterless_constructor_throws()
{
var accessor = new ClrCollectionAccessorFactory().Create(CreateNavigation("AsMyUnavailableCollection"));
Assert.Equal(
CoreStrings.NavigationCannotCreateType(
"AsMyUnavailableCollection", typeof(MyEntity).Name, typeof(MyUnavailableCollection).Name),
Assert.Throws <InvalidOperationException>(
() => accessor.Add(new MyEntity(false), new MyOtherEntity(), forMaterialization: false)).Message);
}
private static void AccessorTest(
string navigationName, Func <MyEntity, IEnumerable <MyOtherEntity> > reader, bool initializeCollections = true)
{
var accessor = new ClrCollectionAccessorFactory().Create(CreateNavigation(navigationName));
var entity = new MyEntity(initializeCollections);
var value = new MyOtherEntity();
Assert.False(accessor.Contains(entity, value));
accessor.Remove(entity, value);
accessor.Add(entity, value);
Assert.True(accessor.Contains(entity, value));
Assert.Equal(1, reader(entity).Count());
accessor.Remove(entity, value);
Assert.False(accessor.Contains(entity, value));
Assert.Equal(0, reader(entity).Count());
}