123 lines
4.9 KiB
C#
123 lines
4.9 KiB
C#
// Copyright (c) Microsoft Corporation. All rights reserved. See License.txt in the project root for license information.
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using System.Collections.Generic;
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using System.Linq;
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using System.Web.Http.Controllers;
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using System.Web.Http.Dependencies;
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using System.Web.Http.ValueProviders;
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using Moq;
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using Xunit;
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using Assert = Microsoft.TestCommon.AssertEx;
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namespace System.Web.Http.ModelBinding
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{
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public class ModelBinderAttributeTest
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{
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[Fact]
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public void Empty_BinderType()
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{
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HttpConfiguration config = new HttpConfiguration();
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config.Services.Replace(typeof(ModelBinderProvider), new CustomModelBinderProvider());
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ModelBinderAttribute attr = new ModelBinderAttribute();
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ModelBinderProvider provider = attr.GetModelBinderProvider(config);
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Assert.IsType<CustomModelBinderProvider>(provider);
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}
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[Fact]
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public void Illegal_BinderType()
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{
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// Given an illegal type.
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// Constructor shouldn't throw. But trying to instantiate the model binder provider will throw.
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ModelBinderAttribute attr = new ModelBinderAttribute(typeof(object));
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Assert.Equal(typeof(object), attr.BinderType); // can still lookup illegal type
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Assert.Throws<InvalidOperationException>(
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() => attr.GetModelBinderProvider(new HttpConfiguration())
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);
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}
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[Fact]
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public void BinderType_Provided()
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{
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HttpConfiguration config = new HttpConfiguration();
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ModelBinderAttribute attr = new ModelBinderAttribute(typeof(CustomModelBinderProvider));
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ModelBinderProvider provider = attr.GetModelBinderProvider(config);
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Assert.IsType<CustomModelBinderProvider>(provider);
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}
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[Fact]
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public void BinderType_From_DependencyResolver()
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{
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// To test dependency resolver, the registered type and actual type should be different.
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HttpConfiguration config = new HttpConfiguration();
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var mockDependencyResolver = new Mock<IDependencyResolver>();
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mockDependencyResolver.Setup(r => r.GetService(typeof(CustomModelBinderProvider)))
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.Returns(new SecondCustomModelBinderProvider());
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config.DependencyResolver = mockDependencyResolver.Object;
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ModelBinderAttribute attr = new ModelBinderAttribute(typeof(CustomModelBinderProvider));
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ModelBinderProvider provider = attr.GetModelBinderProvider(config);
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Assert.IsType<SecondCustomModelBinderProvider>(provider);
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}
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[Fact]
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public void BinderType_From_DependencyResolver_ReleasedWhenConfigIsDisposed()
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{
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// Arrange
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HttpConfiguration config = new HttpConfiguration();
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var mockDependencyResolver = new Mock<IDependencyResolver>();
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SecondCustomModelBinderProvider provider = new SecondCustomModelBinderProvider();
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mockDependencyResolver.Setup(r => r.GetService(typeof(CustomModelBinderProvider))).Returns(provider);
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config.DependencyResolver = mockDependencyResolver.Object;
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ModelBinderAttribute attr = new ModelBinderAttribute(typeof(CustomModelBinderProvider));
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attr.GetModelBinderProvider(config);
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// Act
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config.Dispose();
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// Assert
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mockDependencyResolver.Verify(dr => dr.Dispose(), Times.Once());
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}
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[Fact]
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public void Set_ModelBinder_And_ValueProviders()
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{
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HttpConfiguration config = new HttpConfiguration();
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ModelBinderAttribute attr = new ValueProviderAttribute(typeof(CustomValueProviderFactory)) { BinderType = typeof(CustomModelBinderProvider) };
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IEnumerable<ValueProviderFactory> vpfs = attr.GetValueProviderFactories(config);
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Assert.IsType<CustomModelBinderProvider>(attr.GetModelBinderProvider(config));
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Assert.Equal(1, vpfs.Count());
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Assert.IsType<CustomValueProviderFactory>(vpfs.First());
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}
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private class CustomModelBinderProvider : ModelBinderProvider
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{
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public override IModelBinder GetBinder(HttpActionContext actionContext, ModelBindingContext bindingContext)
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{
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throw new NotImplementedException();
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}
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}
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private class SecondCustomModelBinderProvider : ModelBinderProvider
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{
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public override IModelBinder GetBinder(HttpActionContext actionContext, ModelBindingContext bindingContext)
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{
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throw new NotImplementedException();
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}
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}
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private class CustomValueProviderFactory : ValueProviderFactory
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{
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public override IValueProvider GetValueProvider(HttpActionContext actionContext)
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{
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throw new NotImplementedException();
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}
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}
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}
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}
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