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// Copyright (c) Microsoft Corporation. All rights reserved. See License.txt in the project root for license information.
using System.Web.Http.Metadata.Providers;
using Xunit;
namespace System.Web.Http.ModelBinding.Binders
{
public class ComplexModelDtoModelBinderProviderTest
{
[Fact]
public void GetBinder_TypeDoesNotMatch_ReturnsNull()
{
// Arrange
ComplexModelDtoModelBinderProvider provider = new ComplexModelDtoModelBinderProvider();
ModelBindingContext bindingContext = GetBindingContext(typeof(object));
// Act
IModelBinder binder = provider.GetBinder(null, bindingContext);
// Assert
Assert.Null(binder);
}
[Fact]
public void GetBinder_TypeMatches_ReturnsBinder()
{
// Arrange
ComplexModelDtoModelBinderProvider provider = new ComplexModelDtoModelBinderProvider();
ModelBindingContext bindingContext = GetBindingContext(typeof(ComplexModelDto));
// Act
IModelBinder binder = provider.GetBinder(null, bindingContext);
// Assert
Assert.IsType<ComplexModelDtoModelBinder>(binder);
}
private static ModelBindingContext GetBindingContext(Type modelType)
{
return new ModelBindingContext
{
ModelMetadata = new EmptyModelMetadataProvider().GetMetadataForType(() => null, modelType)
};
}
}
}
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