96 lines
4.7 KiB
C#
96 lines
4.7 KiB
C#
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// Copyright (c) Microsoft Corporation. All rights reserved. See License.txt in the project root for license information.
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using System.Linq;
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using System.Web.Http.Controllers;
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using System.Web.Http.Metadata;
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using System.Web.Http.Metadata.Providers;
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using System.Web.Http.Validation;
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using Moq;
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using Xunit;
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namespace System.Web.Http.ModelBinding.Binders
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{
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public class ComplexModelDtoModelBinderTest
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{
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[Fact]
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public void BindModel()
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{
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// Arrange
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MyModel model = new MyModel();
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ModelMetadata modelMetadata = new EmptyModelMetadataProvider().GetMetadataForType(() => model, typeof(MyModel));
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ComplexModelDto dto = new ComplexModelDto(modelMetadata, modelMetadata.Properties);
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Mock<IModelBinder> mockStringBinder = new Mock<IModelBinder>();
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Mock<IModelBinder> mockIntBinder = new Mock<IModelBinder>();
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Mock<IModelBinder> mockDateTimeBinder = new Mock<IModelBinder>();
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HttpActionContext context = ContextUtil.CreateActionContext();
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context.ControllerContext.Configuration.Services.ReplaceRange(typeof(ModelBinderProvider),
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new ModelBinderProvider[] {
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new SimpleModelBinderProvider(typeof(string), mockStringBinder.Object) { SuppressPrefixCheck = true },
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new SimpleModelBinderProvider(typeof(int), mockIntBinder.Object) { SuppressPrefixCheck = true },
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new SimpleModelBinderProvider(typeof(DateTime), mockDateTimeBinder.Object) { SuppressPrefixCheck = true }
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});
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mockStringBinder
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.Setup(b => b.BindModel(context, It.IsAny<ModelBindingContext>()))
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.Returns((HttpActionContext ec, ModelBindingContext mbc) =>
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{
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Assert.Equal(typeof(string), mbc.ModelType);
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Assert.Equal("theModel.StringProperty", mbc.ModelName);
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mbc.ValidationNode = new ModelValidationNode(mbc.ModelMetadata, "theModel.StringProperty");
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mbc.Model = "someStringValue";
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return true;
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});
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mockIntBinder
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.Setup(b => b.BindModel(context, It.IsAny<ModelBindingContext>()))
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.Returns((HttpActionContext ec, ModelBindingContext mbc) =>
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{
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Assert.Equal(typeof(int), mbc.ModelType);
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Assert.Equal("theModel.IntProperty", mbc.ModelName);
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mbc.ValidationNode = new ModelValidationNode(mbc.ModelMetadata, "theModel.IntProperty");
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mbc.Model = 42;
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return true;
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});
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mockDateTimeBinder
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.Setup(b => b.BindModel(context, It.IsAny<ModelBindingContext>()))
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.Returns((HttpActionContext ec, ModelBindingContext mbc) =>
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{
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Assert.Equal(typeof(DateTime), mbc.ModelType);
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Assert.Equal("theModel.DateTimeProperty", mbc.ModelName);
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return false;
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});
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ModelBindingContext parentBindingContext = new ModelBindingContext
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{
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ModelMetadata = new EmptyModelMetadataProvider().GetMetadataForType(() => dto, typeof(ComplexModelDto)),
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ModelName = "theModel",
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};
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ComplexModelDtoModelBinder binder = new ComplexModelDtoModelBinder();
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// Act
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bool retVal = binder.BindModel(context, parentBindingContext);
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// Assert
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Assert.True(retVal);
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Assert.Equal(dto, parentBindingContext.Model);
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ComplexModelDtoResult stringDtoResult = dto.Results[dto.PropertyMetadata.Where(m => m.ModelType == typeof(string)).First()];
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Assert.Equal("someStringValue", stringDtoResult.Model);
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Assert.Equal("theModel.StringProperty", stringDtoResult.ValidationNode.ModelStateKey);
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ComplexModelDtoResult intDtoResult = dto.Results[dto.PropertyMetadata.Where(m => m.ModelType == typeof(int)).First()];
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Assert.Equal(42, intDtoResult.Model);
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Assert.Equal("theModel.IntProperty", intDtoResult.ValidationNode.ModelStateKey);
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ComplexModelDtoResult dateTimeDtoResult = dto.Results[dto.PropertyMetadata.Where(m => m.ModelType == typeof(DateTime)).First()];
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Assert.Null(dateTimeDtoResult);
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}
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private sealed class MyModel
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{
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public string StringProperty { get; set; }
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public int IntProperty { get; set; }
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public object ObjectProperty { get; set; } // no binding should happen since no registered binder
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public DateTime DateTimeProperty { get; set; } // registered binder returns false
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}
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}
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}
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