[英]Why is moq claiming my mock's property setter is never being called even though the code is calling it?
[英]Why is Custom DataAnnotationsModelMetadataProvider's CreateMetadata never being called?
我通過繼承DataAnnotationsModelMetadataProvider
並覆蓋CreateMetadata
方法創建了一個自定義提供程序:
public class CustomMetadataProvider : DataAnnotationsModelMetadataProvider
{
protected override ModelMetadata CreateMetadata(IEnumerable<Attribute> attributes,
Type containerType, Func<object> modelAccessor,
Type modelType, string propertyName)
{
//... code not included for brevity but execution never gets here
}
}
然后我在MvcApplication
類中的Global.asax
注冊了它:
public class MvcApplication : HttpApplication
{
protected void Application_Start()
{
// Other code...
System.Web.ModelBinding.ModelMetadataProviders.Current =
new CustomMetadataProvider();
}
}
我放了一個斷點,上面的注冊正在執行,並且正在設置Current
。
問題/疑問
永遠不會調用CreateMetadata
方法。 我還需要做什么?
您在Global.asax.cs
文件中設置了錯誤的屬性。 代替:
System.Web.ModelBinding.ModelMetadataProviders.Current =
new CustomMetadataProvider();
它應該是這樣的:
ModelMetadataProviders.Current =
new CustomMetadataProvider();
如果你真的想要提供完整的限定符,實際上是:
System.Web.Mvc.ModelMetadataProviders.Current =
new CustomMetadataProvider();
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