1416 lines
54 KiB
C#
1416 lines
54 KiB
C#
// Copyright (c) .NET Foundation. All rights reserved.
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// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
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using System;
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using System.Collections.Generic;
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using System.ComponentModel;
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using System.ComponentModel.DataAnnotations;
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using System.Runtime.Serialization;
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using System.Threading.Tasks;
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using Microsoft.AspNetCore.Http.Internal;
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using Microsoft.AspNetCore.Mvc.Internal;
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using Microsoft.AspNetCore.Mvc.ModelBinding.Test;
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using Microsoft.AspNetCore.Mvc.ModelBinding.Validation;
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using Microsoft.AspNetCore.Testing;
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using Microsoft.Extensions.DependencyInjection;
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using Moq;
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using Xunit;
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namespace Microsoft.AspNetCore.Mvc.ModelBinding
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{
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public class MutableObjectModelBinderTest
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{
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private static readonly IModelMetadataProvider _metadataProvider = TestModelMetadataProvider.CreateDefaultProvider();
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[Theory]
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[InlineData(true, true)]
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[InlineData(false, false)]
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public void CanCreateModel_ReturnsTrue_IfIsTopLevelObject(
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bool isTopLevelObject,
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bool expectedCanCreate)
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{
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var bindingContext = CreateContext(GetMetadataForType(typeof(Person)));
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bindingContext.IsTopLevelObject = isTopLevelObject;
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var binder = new TestableMutableObjectModelBinder();
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// Act
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var canCreate = binder.CanCreateModel(bindingContext);
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// Assert
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Assert.Equal(expectedCanCreate, canCreate);
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}
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[Fact]
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public void CanCreateModel_ReturnsFalse_IfNotIsTopLevelObjectAndModelIsMarkedWithBinderMetadata()
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{
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var modelMetadata = GetMetadataForProperty(typeof(Document), nameof(Document.SubDocument));
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var bindingContext = CreateContext(modelMetadata);
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bindingContext.IsTopLevelObject = false;
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var binder = new MutableObjectModelBinder();
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// Act
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var canCreate = binder.CanCreateModel(bindingContext);
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// Assert
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Assert.False(canCreate);
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}
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[Fact]
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public void CanCreateModel_ReturnsTrue_IfIsTopLevelObjectAndModelIsMarkedWithBinderMetadata()
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{
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var bindingContext = CreateContext(GetMetadataForType(typeof(Document)));
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bindingContext.IsTopLevelObject = true;
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var binder = new MutableObjectModelBinder();
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// Act
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var canCreate = binder.CanCreateModel(bindingContext);
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// Assert
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Assert.True(canCreate);
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}
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[Theory]
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[InlineData(true)]
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[InlineData(false)]
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public void CanCreateModel_CreatesModel_WithAllGreedyProperties(bool isTopLevelObject)
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{
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var bindingContext = CreateContext(GetMetadataForType(typeof(HasAllGreedyProperties)));
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bindingContext.IsTopLevelObject = isTopLevelObject;
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var binder = new TestableMutableObjectModelBinder();
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// Act
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var canCreate = binder.CanCreateModel(bindingContext);
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// Assert
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Assert.True(canCreate);
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}
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[Theory]
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[InlineData(true)]
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[InlineData(false)]
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public void CanCreateModel_ReturnsTrue_IfNotIsTopLevelObject_BasedOnValueAvailability(
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bool valueAvailable)
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{
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// Arrange
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var valueProvider = new Mock<IValueProvider>(MockBehavior.Strict);
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valueProvider
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.Setup(provider => provider.ContainsPrefix("SimpleContainer.Simple.Name"))
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.Returns(valueAvailable);
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var modelMetadata = GetMetadataForProperty(typeof(SimpleContainer), nameof(SimpleContainer.Simple));
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var bindingContext = CreateContext(modelMetadata);
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bindingContext.IsTopLevelObject = false;
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bindingContext.ModelName = "SimpleContainer.Simple";
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bindingContext.ValueProvider = valueProvider.Object;
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bindingContext.OperationBindingContext.ValueProvider = valueProvider.Object;
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var binder = new MutableObjectModelBinder();
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// Act
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var canCreate = binder.CanCreateModel(bindingContext);
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// Assert
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// Result matches whether first Simple property can bind.
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Assert.Equal(valueAvailable, canCreate);
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}
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[Fact]
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public void CanCreateModel_ReturnsFalse_IfNotIsTopLevelObjectAndModelHasNoProperties()
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{
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// Arrange
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var bindingContext = CreateContext(GetMetadataForType(typeof(PersonWithNoProperties)));
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bindingContext.IsTopLevelObject = false;
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var binder = new TestableMutableObjectModelBinder();
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// Act
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var canCreate = binder.CanCreateModel(bindingContext);
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// Assert
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Assert.False(canCreate);
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}
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[Fact]
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public void CanCreateModel_ReturnsTrue_IfIsTopLevelObjectAndModelHasNoProperties()
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{
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// Arrange
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var bindingContext = CreateContext(GetMetadataForType(typeof(PersonWithNoProperties)));
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bindingContext.IsTopLevelObject = true;
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var binder = new TestableMutableObjectModelBinder();
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// Act
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var canCreate = binder.CanCreateModel(bindingContext);
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// Assert
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Assert.True(canCreate);
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}
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[Theory]
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[InlineData(typeof(TypeWithNoBinderMetadata), false)]
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[InlineData(typeof(TypeWithNoBinderMetadata), true)]
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[InlineData(typeof(TypeWithAtLeastOnePropertyMarkedUsingValueBinderMetadata), false)]
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[InlineData(typeof(TypeWithAtLeastOnePropertyMarkedUsingValueBinderMetadata), true)]
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[InlineData(typeof(TypeWithUnmarkedAndBinderMetadataMarkedProperties), false)]
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[InlineData(typeof(TypeWithUnmarkedAndBinderMetadataMarkedProperties), true)]
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public void CanCreateModel_CreatesModelForValueProviderBasedBinderMetadatas_IfAValueProviderProvidesValue(
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Type modelType,
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bool valueProviderProvidesValue)
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{
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var valueProvider = new Mock<IValueProvider>();
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valueProvider
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.Setup(o => o.ContainsPrefix(It.IsAny<string>()))
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.Returns(valueProviderProvidesValue);
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var bindingContext = CreateContext(GetMetadataForType(modelType));
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bindingContext.IsTopLevelObject = false;
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bindingContext.ValueProvider = valueProvider.Object;
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bindingContext.OperationBindingContext.ValueProvider = valueProvider.Object;
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var binder = new TestableMutableObjectModelBinder();
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// Act
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var canCreate = binder.CanCreateModel(bindingContext);
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// Assert
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Assert.Equal(valueProviderProvidesValue, canCreate);
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}
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[Theory]
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[InlineData(typeof(TypeWithAtLeastOnePropertyMarkedUsingValueBinderMetadata), false)]
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[InlineData(typeof(TypeWithAtLeastOnePropertyMarkedUsingValueBinderMetadata), true)]
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public void CanCreateModel_ForExplicitValueProviderMetadata_UsesOriginalValueProvider(
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Type modelType,
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bool originalValueProviderProvidesValue)
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{
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var valueProvider = new Mock<IValueProvider>();
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valueProvider
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.Setup(o => o.ContainsPrefix(It.IsAny<string>()))
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.Returns(false);
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var originalValueProvider = new Mock<IBindingSourceValueProvider>();
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originalValueProvider
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.Setup(o => o.ContainsPrefix(It.IsAny<string>()))
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.Returns(originalValueProviderProvidesValue);
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originalValueProvider
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.Setup(o => o.Filter(It.IsAny<BindingSource>()))
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.Returns<BindingSource>(source => source == BindingSource.Query ? originalValueProvider.Object : null);
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var bindingContext = CreateContext(GetMetadataForType(modelType));
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bindingContext.IsTopLevelObject = false;
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bindingContext.ValueProvider = valueProvider.Object;
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bindingContext.OperationBindingContext.ValueProvider = originalValueProvider.Object;
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var binder = new TestableMutableObjectModelBinder();
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// Act
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var canCreate = binder.CanCreateModel(bindingContext);
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// Assert
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Assert.Equal(originalValueProviderProvidesValue, canCreate);
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}
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[Theory]
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[InlineData(typeof(TypeWithUnmarkedAndBinderMetadataMarkedProperties), false)]
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[InlineData(typeof(TypeWithUnmarkedAndBinderMetadataMarkedProperties), true)]
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[InlineData(typeof(TypeWithNoBinderMetadata), false)]
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[InlineData(typeof(TypeWithNoBinderMetadata), true)]
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public void CanCreateModel_UnmarkedProperties_UsesCurrentValueProvider(
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Type modelType,
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bool valueProviderProvidesValue)
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{
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var valueProvider = new Mock<IValueProvider>();
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valueProvider
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.Setup(o => o.ContainsPrefix(It.IsAny<string>()))
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.Returns(valueProviderProvidesValue);
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var originalValueProvider = new Mock<IValueProvider>();
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originalValueProvider
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.Setup(o => o.ContainsPrefix(It.IsAny<string>()))
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.Returns(false);
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var bindingContext = CreateContext(GetMetadataForType(modelType));
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bindingContext.IsTopLevelObject = false;
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bindingContext.ValueProvider = valueProvider.Object;
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bindingContext.OperationBindingContext.ValueProvider = originalValueProvider.Object;
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var binder = new TestableMutableObjectModelBinder();
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// Act
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var canCreate = binder.CanCreateModel(bindingContext);
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// Assert
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Assert.Equal(valueProviderProvidesValue, canCreate);
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}
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[Fact]
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public async Task BindModelAsync_CreatesModel_IfIsTopLevelObject()
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{
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// Arrange
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var mockValueProvider = new Mock<IValueProvider>();
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mockValueProvider
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.Setup(o => o.ContainsPrefix(It.IsAny<string>()))
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.Returns(false);
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// Mock binder fails to bind all properties.
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var mockBinder = new StubModelBinder();
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var bindingContext = new DefaultModelBindingContext
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{
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IsTopLevelObject = true,
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ModelMetadata = GetMetadataForType(typeof(Person)),
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ModelName = string.Empty,
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ValueProvider = mockValueProvider.Object,
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OperationBindingContext = new OperationBindingContext
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{
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ModelBinder = mockBinder,
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MetadataProvider = _metadataProvider,
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ValidatorProvider = Mock.Of<IModelValidatorProvider>()
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},
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ModelState = new ModelStateDictionary(),
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};
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var model = new Person();
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var testableBinder = new Mock<TestableMutableObjectModelBinder> { CallBase = true };
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testableBinder
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.Setup(o => o.CreateModelPublic(bindingContext))
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.Returns(model)
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.Verifiable();
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testableBinder
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.Setup(o => o.CanBindPropertyPublic(bindingContext, It.IsAny<ModelMetadata>()))
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.Returns(false);
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// Act
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var result = await testableBinder.Object.BindModelResultAsync(bindingContext);
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// Assert
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Assert.NotNull(result);
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Assert.True(result.IsModelSet);
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var returnedPerson = Assert.IsType<Person>(result.Model);
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Assert.Same(model, returnedPerson);
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testableBinder.Verify();
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}
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[Theory]
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[InlineData(nameof(MyModelTestingCanUpdateProperty.ReadOnlyInt), false)] // read-only value type
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[InlineData(nameof(MyModelTestingCanUpdateProperty.ReadOnlyObject), true)]
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[InlineData(nameof(MyModelTestingCanUpdateProperty.ReadOnlySimple), true)]
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[InlineData(nameof(MyModelTestingCanUpdateProperty.ReadOnlyString), false)]
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[InlineData(nameof(MyModelTestingCanUpdateProperty.ReadWriteString), true)]
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public void CanUpdateProperty_ReturnsExpectedValue(string propertyName, bool expected)
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{
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// Arrange
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var propertyMetadata = GetMetadataForProperty(typeof(MyModelTestingCanUpdateProperty), propertyName);
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// Act
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var canUpdate = MutableObjectModelBinder.CanUpdatePropertyInternal(propertyMetadata);
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// Assert
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Assert.Equal(expected, canUpdate);
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}
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[Theory]
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[InlineData(nameof(CollectionContainer.ReadOnlyArray), false)]
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[InlineData(nameof(CollectionContainer.ReadOnlyDictionary), true)]
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[InlineData(nameof(CollectionContainer.ReadOnlyList), true)]
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[InlineData(nameof(CollectionContainer.SettableArray), true)]
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[InlineData(nameof(CollectionContainer.SettableDictionary), true)]
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[InlineData(nameof(CollectionContainer.SettableList), true)]
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public void CanUpdateProperty_CollectionProperty_FalseOnlyForArray(string propertyName, bool expected)
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{
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// Arrange
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var metadataProvider = _metadataProvider;
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var metadata = metadataProvider.GetMetadataForProperty(typeof(CollectionContainer), propertyName);
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// Act
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var canUpdate = MutableObjectModelBinder.CanUpdatePropertyInternal(metadata);
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// Assert
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Assert.Equal(expected, canUpdate);
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}
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[Fact]
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public void CreateModel_InstantiatesInstanceOfMetadataType()
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{
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// Arrange
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var bindingContext = new DefaultModelBindingContext
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{
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ModelMetadata = GetMetadataForType(typeof(Person))
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};
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var testableBinder = new TestableMutableObjectModelBinder();
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// Act
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var model = testableBinder.CreateModelPublic(bindingContext);
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// Assert
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Assert.IsType<Person>(model);
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}
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[Fact]
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public async Task BindModelAsync_ModelIsNotNull_DoesNotCallCreateModel()
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{
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// Arrange
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var bindingContext = CreateContext(GetMetadataForType(typeof(Person)), new Person());
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var originalModel = bindingContext.Model;
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var binder = new Mock<TestableMutableObjectModelBinder> { CallBase = true };
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binder
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.Setup(b => b.CreateModelPublic(It.IsAny<ModelBindingContext>()))
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.Verifiable();
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// Act
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await binder.Object.BindModelAsync(bindingContext);
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// Assert
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Assert.Same(originalModel, bindingContext.Model);
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binder.Verify(o => o.CreateModelPublic(bindingContext), Times.Never());
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}
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[Fact]
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public async Task BindModelAsync_ModelIsNull_CallsCreateModel()
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{
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// Arrange
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var bindingContext = CreateContext(GetMetadataForType(typeof(Person)), model: null);
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var testableBinder = new Mock<TestableMutableObjectModelBinder> { CallBase = true };
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testableBinder
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.Setup(o => o.CreateModelPublic(bindingContext))
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.Returns(new Person())
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.Verifiable();
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// Act
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await testableBinder.Object.BindModelAsync(bindingContext);
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// Assert
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Assert.NotNull(bindingContext.Model);
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Assert.IsType<Person>(bindingContext.Model);
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testableBinder.Verify();
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}
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[Theory]
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[InlineData(nameof(PersonWithBindExclusion.FirstName))]
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[InlineData(nameof(PersonWithBindExclusion.LastName))]
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public void CanBindProperty_GetSetProperty(string property)
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{
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// Arrange
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var binder = new TestableMutableObjectModelBinder();
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var metadata = GetMetadataForProperty(typeof(PersonWithBindExclusion), property);
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var context = new DefaultModelBindingContext()
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{
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ModelMetadata = GetMetadataForType(typeof(PersonWithBindExclusion)),
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OperationBindingContext = new OperationBindingContext()
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{
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ActionContext = new ActionContext()
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{
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HttpContext = new DefaultHttpContext()
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{
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RequestServices = new ServiceCollection().BuildServiceProvider(),
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},
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},
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},
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};
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// Act
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var result = binder.CanBindPropertyPublic(context, metadata);
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// Assert
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Assert.True(result);
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}
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[Theory]
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[InlineData(nameof(PersonWithBindExclusion.NonUpdateableProperty))]
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public void CanBindProperty_GetOnlyProperty_WithBindNever(string property)
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{
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// Arrange
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var binder = new TestableMutableObjectModelBinder();
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var metadata = GetMetadataForProperty(typeof(PersonWithBindExclusion), property);
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var context = new DefaultModelBindingContext()
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{
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ModelMetadata = GetMetadataForType(typeof(PersonWithBindExclusion)),
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OperationBindingContext = new OperationBindingContext()
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{
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ActionContext = new ActionContext()
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{
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HttpContext = new DefaultHttpContext()
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{
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RequestServices = new ServiceCollection().BuildServiceProvider(),
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},
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},
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},
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};
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// Act
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var result = binder.CanBindPropertyPublic(context, metadata);
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// Assert
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Assert.False(result);
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}
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[Theory]
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[InlineData(nameof(PersonWithBindExclusion.DateOfBirth))]
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[InlineData(nameof(PersonWithBindExclusion.DateOfDeath))]
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public void CanBindProperty_GetSetProperty_WithBindNever(string property)
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{
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// Arrange
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var binder = new TestableMutableObjectModelBinder();
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var metadata = GetMetadataForProperty(typeof(PersonWithBindExclusion), property);
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var context = new DefaultModelBindingContext()
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{
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ModelMetadata = GetMetadataForType(typeof(PersonWithBindExclusion)),
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OperationBindingContext = new OperationBindingContext()
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{
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ActionContext = new ActionContext()
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{
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HttpContext = new DefaultHttpContext()
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{
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RequestServices = new ServiceCollection().BuildServiceProvider(),
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},
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},
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},
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};
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// Act
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var result = binder.CanBindPropertyPublic(context, metadata);
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// Assert
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Assert.False(result);
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}
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[Theory]
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[InlineData(nameof(TypeWithExcludedPropertiesUsingBindAttribute.IncludedByDefault1), true)]
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[InlineData(nameof(TypeWithExcludedPropertiesUsingBindAttribute.IncludedByDefault2), true)]
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[InlineData(nameof(TypeWithExcludedPropertiesUsingBindAttribute.Excluded1), false)]
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[InlineData(nameof(TypeWithExcludedPropertiesUsingBindAttribute.Excluded2), false)]
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public void CanBindProperty_WithPredicate(string property, bool expected)
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{
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// Arrange
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var binder = new TestableMutableObjectModelBinder();
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var metadata = GetMetadataForProperty(typeof(TypeWithExcludedPropertiesUsingBindAttribute), property);
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var context = new DefaultModelBindingContext()
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{
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ModelMetadata = GetMetadataForType(typeof(TypeWithExcludedPropertiesUsingBindAttribute)),
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OperationBindingContext = new OperationBindingContext()
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{
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ActionContext = new ActionContext()
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{
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HttpContext = new DefaultHttpContext()
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{
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RequestServices = new ServiceCollection().BuildServiceProvider(),
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},
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},
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},
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};
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// Act
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var result = binder.CanBindPropertyPublic(context, metadata);
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// Assert
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Assert.Equal(expected, result);
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}
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[Theory]
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[InlineData(nameof(TypeWithIncludedPropertiesUsingBindAttribute.IncludedExplicitly1), true)]
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[InlineData(nameof(TypeWithIncludedPropertiesUsingBindAttribute.IncludedExplicitly2), true)]
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[InlineData(nameof(TypeWithIncludedPropertiesUsingBindAttribute.ExcludedByDefault1), false)]
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[InlineData(nameof(TypeWithIncludedPropertiesUsingBindAttribute.ExcludedByDefault2), false)]
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public void CanBindProperty_WithBindInclude(string property, bool expected)
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{
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// Arrange
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var binder = new TestableMutableObjectModelBinder();
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var metadata = GetMetadataForProperty(typeof(TypeWithIncludedPropertiesUsingBindAttribute), property);
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var context = new DefaultModelBindingContext()
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{
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ModelMetadata = GetMetadataForType(typeof(TypeWithIncludedPropertiesUsingBindAttribute)),
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OperationBindingContext = new OperationBindingContext()
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{
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ActionContext = new ActionContext()
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{
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HttpContext = new DefaultHttpContext()
|
|
{
|
|
RequestServices = new ServiceCollection().BuildServiceProvider(),
|
|
},
|
|
},
|
|
},
|
|
};
|
|
|
|
// Act
|
|
var result = binder.CanBindPropertyPublic(context, metadata);
|
|
|
|
// Assert
|
|
Assert.Equal(expected, result);
|
|
}
|
|
|
|
[Theory]
|
|
[InlineData(nameof(ModelWithMixedBindingBehaviors.Required), true)]
|
|
[InlineData(nameof(ModelWithMixedBindingBehaviors.Optional), true)]
|
|
[InlineData(nameof(ModelWithMixedBindingBehaviors.Never), false)]
|
|
public void CanBindProperty_BindingAttributes_OverridingBehavior(string property, bool expected)
|
|
{
|
|
// Arrange
|
|
var binder = new TestableMutableObjectModelBinder();
|
|
|
|
var metadata = GetMetadataForProperty(typeof(ModelWithMixedBindingBehaviors), property);
|
|
var context = new DefaultModelBindingContext()
|
|
{
|
|
ModelMetadata = GetMetadataForType(typeof(ModelWithMixedBindingBehaviors)),
|
|
OperationBindingContext = new OperationBindingContext()
|
|
{
|
|
ActionContext = new ActionContext()
|
|
{
|
|
HttpContext = new DefaultHttpContext()
|
|
{
|
|
RequestServices = new ServiceCollection().BuildServiceProvider(),
|
|
},
|
|
},
|
|
},
|
|
};
|
|
|
|
// Act
|
|
var result = binder.CanBindPropertyPublic(context, metadata);
|
|
|
|
// Assert
|
|
Assert.Equal(expected, result);
|
|
}
|
|
|
|
[Fact]
|
|
[ReplaceCulture]
|
|
public async Task BindModelAsync_BindRequiredFieldMissing_RaisesModelError()
|
|
{
|
|
// Arrange
|
|
var model = new ModelWithBindRequired
|
|
{
|
|
Name = "original value",
|
|
Age = -20
|
|
};
|
|
|
|
var binder = new TestableMutableObjectModelBinder();
|
|
|
|
var property = GetMetadataForProperty(model.GetType(), nameof(ModelWithBindRequired.Age));
|
|
binder.Results[property] = ModelBindingResult.Failed("theModel.Age");
|
|
|
|
var bindingContext = CreateContext(GetMetadataForType(model.GetType()), model);
|
|
|
|
// Act
|
|
await binder.BindModelAsync(bindingContext);
|
|
|
|
// Assert
|
|
var modelStateDictionary = bindingContext.ModelState;
|
|
Assert.False(modelStateDictionary.IsValid);
|
|
Assert.Single(modelStateDictionary);
|
|
|
|
// Check Age error.
|
|
ModelStateEntry entry;
|
|
Assert.True(modelStateDictionary.TryGetValue("theModel.Age", out entry));
|
|
var modelError = Assert.Single(entry.Errors);
|
|
Assert.Null(modelError.Exception);
|
|
Assert.NotNull(modelError.ErrorMessage);
|
|
Assert.Equal("A value for the 'Age' property was not provided.", modelError.ErrorMessage);
|
|
}
|
|
|
|
[Fact]
|
|
[ReplaceCulture]
|
|
public async Task BindModelAsync_DataMemberIsRequiredFieldMissing_RaisesModelError()
|
|
{
|
|
// Arrange
|
|
var model = new ModelWithDataMemberIsRequired
|
|
{
|
|
Name = "original value",
|
|
Age = -20
|
|
};
|
|
|
|
var binder = new TestableMutableObjectModelBinder();
|
|
|
|
var property = GetMetadataForProperty(model.GetType(), nameof(ModelWithDataMemberIsRequired.Age));
|
|
binder.Results[property] = ModelBindingResult.Failed("theModel.Age");
|
|
|
|
var bindingContext = CreateContext(GetMetadataForType(model.GetType()), model);
|
|
|
|
// Act
|
|
await binder.BindModelAsync(bindingContext);
|
|
|
|
// Assert
|
|
var modelStateDictionary = bindingContext.ModelState;
|
|
Assert.False(modelStateDictionary.IsValid);
|
|
Assert.Single(modelStateDictionary);
|
|
|
|
// Check Age error.
|
|
ModelStateEntry entry;
|
|
Assert.True(modelStateDictionary.TryGetValue("theModel.Age", out entry));
|
|
var modelError = Assert.Single(entry.Errors);
|
|
Assert.Null(modelError.Exception);
|
|
Assert.NotNull(modelError.ErrorMessage);
|
|
Assert.Equal("A value for the 'Age' property was not provided.", modelError.ErrorMessage);
|
|
}
|
|
|
|
[Fact]
|
|
[ReplaceCulture]
|
|
public async Task BindModelAsync_ValueTypePropertyWithBindRequired_SetToNull_CapturesException()
|
|
{
|
|
// Arrange
|
|
var model = new ModelWithBindRequired
|
|
{
|
|
Name = "original value",
|
|
Age = -20
|
|
};
|
|
|
|
var binder = new TestableMutableObjectModelBinder();
|
|
|
|
// Attempt to set non-Nullable property to null. BindRequiredAttribute should not be relevant in this
|
|
// case because the property did have a result.
|
|
var property = GetMetadataForProperty(model.GetType(), nameof(ModelWithBindRequired.Age));
|
|
binder.Results[property] = ModelBindingResult.Success("theModel.Age", model: null);
|
|
|
|
var bindingContext = CreateContext(GetMetadataForType(model.GetType()), model);
|
|
|
|
// Act
|
|
await binder.BindModelAsync(bindingContext);
|
|
|
|
// Assert
|
|
var modelStateDictionary = bindingContext.ModelState;
|
|
Assert.False(modelStateDictionary.IsValid);
|
|
Assert.Equal(1, modelStateDictionary.Count);
|
|
|
|
// Check Age error.
|
|
ModelStateEntry entry;
|
|
Assert.True(modelStateDictionary.TryGetValue("theModel.Age", out entry));
|
|
Assert.Equal(ModelValidationState.Invalid, entry.ValidationState);
|
|
|
|
var modelError = Assert.Single(entry.Errors);
|
|
Assert.Equal(string.Empty, modelError.ErrorMessage);
|
|
Assert.IsType<NullReferenceException>(modelError.Exception);
|
|
}
|
|
|
|
[Fact]
|
|
public async Task BindModelAsync_ValueTypeProperty_WithBindingOptional_NoValueSet_NoError()
|
|
{
|
|
// Arrange
|
|
var model = new BindingOptionalProperty();
|
|
var bindingContext = CreateContext(GetMetadataForType(model.GetType()), model);
|
|
|
|
var binder = new TestableMutableObjectModelBinder();
|
|
|
|
var property = GetMetadataForProperty(model.GetType(), nameof(BindingOptionalProperty.ValueTypeRequired));
|
|
binder.Results[property] = ModelBindingResult.Failed("theModel.ValueTypeRequired");
|
|
|
|
// Act
|
|
await binder.BindModelAsync(bindingContext);
|
|
|
|
// Assert
|
|
var modelStateDictionary = bindingContext.ModelState;
|
|
Assert.True(modelStateDictionary.IsValid);
|
|
}
|
|
|
|
[Fact]
|
|
public async Task BindModelAsync_NullableValueTypeProperty_NoValueSet_NoError()
|
|
{
|
|
// Arrange
|
|
var model = new NullableValueTypeProperty();
|
|
var bindingContext = CreateContext(GetMetadataForType(model.GetType()), model);
|
|
|
|
var binder = new TestableMutableObjectModelBinder();
|
|
|
|
var property = GetMetadataForProperty(model.GetType(), nameof(NullableValueTypeProperty.NullableValueType));
|
|
binder.Results[property] = ModelBindingResult.Failed("theModel.NullableValueType");
|
|
|
|
// Act
|
|
await binder.BindModelAsync(bindingContext);
|
|
|
|
// Assert
|
|
var modelStateDictionary = bindingContext.ModelState;
|
|
Assert.True(modelStateDictionary.IsValid);
|
|
}
|
|
|
|
[Fact]
|
|
public async Task BindModelAsync_ValueTypeProperty_NoValue_NoError()
|
|
{
|
|
// Arrange
|
|
var model = new Person();
|
|
var containerMetadata = GetMetadataForType(model.GetType());
|
|
|
|
var bindingContext = CreateContext(containerMetadata, model);
|
|
|
|
var binder = new TestableMutableObjectModelBinder();
|
|
|
|
var property = GetMetadataForProperty(model.GetType(), nameof(Person.ValueTypeRequired));
|
|
binder.Results[property] = ModelBindingResult.Failed("theModel." + nameof(Person.ValueTypeRequired));
|
|
|
|
// Act
|
|
await binder.BindModelAsync(bindingContext);
|
|
|
|
// Assert
|
|
Assert.True(bindingContext.ModelState.IsValid);
|
|
Assert.Equal(0, model.ValueTypeRequired);
|
|
}
|
|
|
|
[Fact]
|
|
public async Task BindModelAsync_ProvideRequiredField_Success()
|
|
{
|
|
// Arrange
|
|
var model = new Person();
|
|
var containerMetadata = GetMetadataForType(model.GetType());
|
|
|
|
var bindingContext = CreateContext(containerMetadata, model);
|
|
|
|
var binder = new TestableMutableObjectModelBinder();
|
|
|
|
var property = GetMetadataForProperty(model.GetType(), nameof(Person.ValueTypeRequired));
|
|
binder.Results[property] = ModelBindingResult.Success(
|
|
key: "theModel." + nameof(Person.ValueTypeRequired),
|
|
model: 57);
|
|
|
|
// Act
|
|
await binder.BindModelAsync(bindingContext);
|
|
|
|
// Assert
|
|
Assert.True(bindingContext.ModelState.IsValid);
|
|
Assert.Equal(57, model.ValueTypeRequired);
|
|
}
|
|
|
|
[Fact]
|
|
public async Task BindModelAsync_Success()
|
|
{
|
|
// Arrange
|
|
var dob = new DateTime(2001, 1, 1);
|
|
var model = new PersonWithBindExclusion
|
|
{
|
|
DateOfBirth = dob
|
|
};
|
|
|
|
var containerMetadata = GetMetadataForType(model.GetType());
|
|
|
|
var bindingContext = CreateContext(containerMetadata, model);
|
|
|
|
var binder = new TestableMutableObjectModelBinder();
|
|
|
|
foreach (var property in containerMetadata.Properties)
|
|
{
|
|
binder.Results[property] = ModelBindingResult.Failed(property.PropertyName);
|
|
}
|
|
|
|
var firstNameProperty = containerMetadata.Properties[nameof(model.FirstName)];
|
|
binder.Results[firstNameProperty] = ModelBindingResult.Success(
|
|
nameof(model.FirstName),
|
|
"John");
|
|
|
|
var lastNameProperty = containerMetadata.Properties[nameof(model.LastName)];
|
|
binder.Results[lastNameProperty] = ModelBindingResult.Success(
|
|
nameof(model.LastName),
|
|
"Doe");
|
|
|
|
// Act
|
|
await binder.BindModelAsync(bindingContext);
|
|
|
|
// Assert
|
|
Assert.Equal("John", model.FirstName);
|
|
Assert.Equal("Doe", model.LastName);
|
|
Assert.Equal(dob, model.DateOfBirth);
|
|
Assert.True(bindingContext.ModelState.IsValid);
|
|
}
|
|
|
|
[Fact]
|
|
public void SetProperty_PropertyHasDefaultValue_DefaultValueAttributeDoesNothing()
|
|
{
|
|
// Arrange
|
|
var model = new Person();
|
|
var bindingContext = CreateContext(GetMetadataForType(model.GetType()), model);
|
|
|
|
var metadataProvider = bindingContext.OperationBindingContext.MetadataProvider;
|
|
var metadata = metadataProvider.GetMetadataForType(typeof(Person));
|
|
var propertyMetadata = metadata.Properties[nameof(model.PropertyWithDefaultValue)];
|
|
|
|
var result = ModelBindingResult.Failed("foo");
|
|
var testableBinder = new TestableMutableObjectModelBinder();
|
|
|
|
// Act
|
|
testableBinder.SetPropertyPublic(bindingContext, propertyMetadata, result);
|
|
|
|
// Assert
|
|
var person = Assert.IsType<Person>(bindingContext.Model);
|
|
Assert.Equal(0m, person.PropertyWithDefaultValue);
|
|
Assert.True(bindingContext.ModelState.IsValid);
|
|
}
|
|
|
|
[Fact]
|
|
public void SetProperty_PropertyIsPreinitialized_NoValue_DoesNothing()
|
|
{
|
|
// Arrange
|
|
var model = new Person();
|
|
var bindingContext = CreateContext(GetMetadataForType(model.GetType()), model);
|
|
|
|
var metadataProvider = bindingContext.OperationBindingContext.MetadataProvider;
|
|
var metadata = metadataProvider.GetMetadataForType(typeof(Person));
|
|
var propertyMetadata = metadata.Properties[nameof(model.PropertyWithInitializedValue)];
|
|
|
|
// The null model value won't be used because IsModelBound = false.
|
|
var result = ModelBindingResult.Failed("foo");
|
|
|
|
var testableBinder = new TestableMutableObjectModelBinder();
|
|
|
|
// Act
|
|
testableBinder.SetPropertyPublic(bindingContext, propertyMetadata, result);
|
|
|
|
// Assert
|
|
var person = Assert.IsType<Person>(bindingContext.Model);
|
|
Assert.Equal("preinitialized", person.PropertyWithInitializedValue);
|
|
Assert.True(bindingContext.ModelState.IsValid);
|
|
}
|
|
|
|
[Fact]
|
|
public void SetProperty_PropertyIsPreinitialized_DefaultValueAttributeDoesNothing()
|
|
{
|
|
// Arrange
|
|
var model = new Person();
|
|
var bindingContext = CreateContext(GetMetadataForType(model.GetType()), model);
|
|
|
|
var metadataProvider = bindingContext.OperationBindingContext.MetadataProvider;
|
|
var metadata = metadataProvider.GetMetadataForType(typeof(Person));
|
|
var propertyMetadata = metadata.Properties[nameof(model.PropertyWithInitializedValueAndDefault)];
|
|
|
|
// The null model value won't be used because IsModelBound = false.
|
|
var result = ModelBindingResult.Failed("foo");
|
|
|
|
var testableBinder = new TestableMutableObjectModelBinder();
|
|
|
|
// Act
|
|
testableBinder.SetPropertyPublic(bindingContext, propertyMetadata, result);
|
|
|
|
// Assert
|
|
var person = Assert.IsType<Person>(bindingContext.Model);
|
|
Assert.Equal("preinitialized", person.PropertyWithInitializedValueAndDefault);
|
|
Assert.True(bindingContext.ModelState.IsValid);
|
|
}
|
|
|
|
[Fact]
|
|
public void SetProperty_PropertyIsReadOnly_DoesNothing()
|
|
{
|
|
// Arrange
|
|
var model = new Person();
|
|
var bindingContext = CreateContext(GetMetadataForType(model.GetType()), model);
|
|
|
|
var metadataProvider = bindingContext.OperationBindingContext.MetadataProvider;
|
|
var metadata = metadataProvider.GetMetadataForType(typeof(Person));
|
|
var propertyMetadata = metadata.Properties[nameof(model.NonUpdateableProperty)];
|
|
|
|
var result = ModelBindingResult.Failed("foo");
|
|
var testableBinder = new TestableMutableObjectModelBinder();
|
|
|
|
// Act
|
|
testableBinder.SetPropertyPublic(bindingContext, propertyMetadata, result);
|
|
|
|
// Assert
|
|
// If didn't throw, success!
|
|
}
|
|
|
|
// Property name, property accessor
|
|
public static TheoryData<string, Func<object, object>> MyCanUpdateButCannotSetPropertyData
|
|
{
|
|
get
|
|
{
|
|
return new TheoryData<string, Func<object, object>>
|
|
{
|
|
{
|
|
nameof(MyModelTestingCanUpdateProperty.ReadOnlyObject),
|
|
model => ((Simple)((MyModelTestingCanUpdateProperty)model).ReadOnlyObject).Name
|
|
},
|
|
{
|
|
nameof(MyModelTestingCanUpdateProperty.ReadOnlySimple),
|
|
model => ((MyModelTestingCanUpdateProperty)model).ReadOnlySimple.Name
|
|
},
|
|
};
|
|
}
|
|
}
|
|
|
|
[Theory]
|
|
[MemberData(nameof(MyCanUpdateButCannotSetPropertyData))]
|
|
public void SetProperty_ValueProvidedAndCanUpdatePropertyTrue_DoesNothing(
|
|
string propertyName,
|
|
Func<object, object> propertyAccessor)
|
|
{
|
|
// Arrange
|
|
var model = new MyModelTestingCanUpdateProperty();
|
|
var type = model.GetType();
|
|
var bindingContext = CreateContext(GetMetadataForType(type), model);
|
|
var modelState = bindingContext.ModelState;
|
|
var metadataProvider = bindingContext.OperationBindingContext.MetadataProvider;
|
|
var metadata = metadataProvider.GetMetadataForType(type);
|
|
|
|
var propertyMetadata = bindingContext.ModelMetadata.Properties[propertyName];
|
|
var result = ModelBindingResult.Success(
|
|
propertyName,
|
|
new Simple { Name = "Hanna" });
|
|
|
|
var testableBinder = new TestableMutableObjectModelBinder();
|
|
|
|
// Act
|
|
testableBinder.SetPropertyPublic(bindingContext, propertyMetadata, result);
|
|
|
|
// Assert
|
|
Assert.Equal("Joe", propertyAccessor(model));
|
|
Assert.True(modelState.IsValid);
|
|
Assert.Empty(modelState);
|
|
}
|
|
|
|
[Fact]
|
|
public void SetProperty_ReadOnlyProperty_IsNoOp()
|
|
{
|
|
// Arrange
|
|
var model = new CollectionContainer();
|
|
var originalCollection = model.ReadOnlyList;
|
|
|
|
var modelMetadata = GetMetadataForType(model.GetType());
|
|
var propertyMetadata = GetMetadataForProperty(model.GetType(), nameof(CollectionContainer.ReadOnlyList));
|
|
|
|
var bindingContext = CreateContext(modelMetadata, model);
|
|
var result = ModelBindingResult.Success(propertyMetadata.PropertyName, new List<string>() { "hi" });
|
|
|
|
var binder = new TestableMutableObjectModelBinder();
|
|
|
|
// Act
|
|
binder.SetPropertyPublic(bindingContext, propertyMetadata, result);
|
|
|
|
// Assert
|
|
Assert.Same(originalCollection, model.ReadOnlyList);
|
|
Assert.Empty(model.ReadOnlyList);
|
|
}
|
|
|
|
[Fact]
|
|
public void SetProperty_PropertyIsSettable_CallsSetter()
|
|
{
|
|
// Arrange
|
|
var model = new Person();
|
|
var bindingContext = CreateContext(GetMetadataForType(model.GetType()), model);
|
|
|
|
var metadataProvider = bindingContext.OperationBindingContext.MetadataProvider;
|
|
var metadata = metadataProvider.GetMetadataForType(typeof(Person));
|
|
var propertyMetadata = bindingContext.ModelMetadata.Properties[nameof(model.DateOfBirth)];
|
|
|
|
var result = ModelBindingResult.Success("foo", new DateTime(2001, 1, 1));
|
|
var testableBinder = new TestableMutableObjectModelBinder();
|
|
|
|
// Act
|
|
testableBinder.SetPropertyPublic(bindingContext, propertyMetadata, result);
|
|
|
|
// Assert
|
|
Assert.True(bindingContext.ModelState.IsValid);
|
|
Assert.Equal(new DateTime(2001, 1, 1), model.DateOfBirth);
|
|
}
|
|
|
|
[Fact]
|
|
[ReplaceCulture]
|
|
public void SetProperty_PropertyIsSettable_SetterThrows_RecordsError()
|
|
{
|
|
// Arrange
|
|
var model = new Person
|
|
{
|
|
DateOfBirth = new DateTime(1900, 1, 1)
|
|
};
|
|
|
|
var bindingContext = CreateContext(GetMetadataForType(model.GetType()), model);
|
|
|
|
var metadataProvider = bindingContext.OperationBindingContext.MetadataProvider;
|
|
var metadata = metadataProvider.GetMetadataForType(typeof(Person));
|
|
var propertyMetadata = bindingContext.ModelMetadata.Properties[nameof(model.DateOfDeath)];
|
|
|
|
var result = ModelBindingResult.Success("foo", new DateTime(1800, 1, 1));
|
|
var testableBinder = new TestableMutableObjectModelBinder();
|
|
|
|
// Act
|
|
testableBinder.SetPropertyPublic(bindingContext, propertyMetadata, result);
|
|
|
|
// Assert
|
|
Assert.Equal("Date of death can't be before date of birth." + Environment.NewLine
|
|
+ "Parameter name: value",
|
|
bindingContext.ModelState["foo"].Errors[0].Exception.Message);
|
|
}
|
|
|
|
[Fact]
|
|
[ReplaceCulture]
|
|
public void SetProperty_PropertySetterThrows_CapturesException()
|
|
{
|
|
// Arrange
|
|
var model = new ModelWhosePropertySetterThrows();
|
|
var bindingContext = CreateContext(GetMetadataForType(model.GetType()), model);
|
|
bindingContext.ModelName = "foo";
|
|
|
|
var metadataProvider = bindingContext.OperationBindingContext.MetadataProvider;
|
|
var metadata = metadataProvider.GetMetadataForType(typeof(ModelWhosePropertySetterThrows));
|
|
var propertyMetadata = bindingContext.ModelMetadata.Properties[nameof(model.NameNoAttribute)];
|
|
|
|
var result = ModelBindingResult.Success("foo.NameNoAttribute", model: null);
|
|
var testableBinder = new TestableMutableObjectModelBinder();
|
|
|
|
// Act
|
|
testableBinder.SetPropertyPublic(bindingContext, propertyMetadata, result);
|
|
|
|
// Assert
|
|
Assert.False(bindingContext.ModelState.IsValid);
|
|
Assert.Equal(1, bindingContext.ModelState["foo.NameNoAttribute"].Errors.Count);
|
|
Assert.Equal("This is a different exception." + Environment.NewLine
|
|
+ "Parameter name: value",
|
|
bindingContext.ModelState["foo.NameNoAttribute"].Errors[0].Exception.Message);
|
|
}
|
|
|
|
private static DefaultModelBindingContext CreateContext(ModelMetadata metadata, object model = null)
|
|
{
|
|
var valueProvider = new TestValueProvider(new Dictionary<string, object>());
|
|
return new DefaultModelBindingContext()
|
|
{
|
|
BinderModelName = metadata.BinderModelName,
|
|
BindingSource = metadata.BindingSource,
|
|
IsTopLevelObject = true,
|
|
Model = model,
|
|
ModelMetadata = metadata,
|
|
ModelName = "theModel",
|
|
ModelState = new ModelStateDictionary(),
|
|
OperationBindingContext = new OperationBindingContext
|
|
{
|
|
MetadataProvider = _metadataProvider,
|
|
ValidatorProvider = TestModelValidatorProvider.CreateDefaultProvider(),
|
|
ValueProvider = valueProvider,
|
|
},
|
|
ValueProvider = valueProvider,
|
|
};
|
|
}
|
|
|
|
private static ModelMetadata GetMetadataForType(Type type)
|
|
{
|
|
return _metadataProvider.GetMetadataForType(type);
|
|
}
|
|
|
|
private static ModelMetadata GetMetadataForProperty(Type type, string propertyName)
|
|
{
|
|
return _metadataProvider.GetMetadataForProperty(type, propertyName);
|
|
}
|
|
|
|
private class BindingOptionalProperty
|
|
{
|
|
[BindingBehavior(BindingBehavior.Optional)]
|
|
public int ValueTypeRequired { get; set; }
|
|
}
|
|
|
|
private class NullableValueTypeProperty
|
|
{
|
|
[BindingBehavior(BindingBehavior.Optional)]
|
|
public int? NullableValueType { get; set; }
|
|
}
|
|
|
|
private class Person
|
|
{
|
|
private DateTime? _dateOfDeath;
|
|
|
|
[BindingBehavior(BindingBehavior.Optional)]
|
|
public DateTime DateOfBirth { get; set; }
|
|
|
|
public DateTime? DateOfDeath
|
|
{
|
|
get { return _dateOfDeath; }
|
|
set
|
|
{
|
|
if (value < DateOfBirth)
|
|
{
|
|
throw new ArgumentOutOfRangeException(nameof(value), "Date of death can't be before date of birth.");
|
|
}
|
|
_dateOfDeath = value;
|
|
}
|
|
}
|
|
|
|
[Required(ErrorMessage = "Sample message")]
|
|
public int ValueTypeRequired { get; set; }
|
|
|
|
public string FirstName { get; set; }
|
|
public string LastName { get; set; }
|
|
public string NonUpdateableProperty { get; private set; }
|
|
|
|
[BindingBehavior(BindingBehavior.Optional)]
|
|
[DefaultValue(typeof(decimal), "123.456")]
|
|
public decimal PropertyWithDefaultValue { get; set; }
|
|
|
|
public string PropertyWithInitializedValue { get; set; } = "preinitialized";
|
|
|
|
[DefaultValue("default")]
|
|
public string PropertyWithInitializedValueAndDefault { get; set; } = "preinitialized";
|
|
}
|
|
|
|
private class PersonWithNoProperties
|
|
{
|
|
public string name = null;
|
|
}
|
|
|
|
private class PersonWithBindExclusion
|
|
{
|
|
[BindNever]
|
|
public DateTime DateOfBirth { get; set; }
|
|
|
|
[BindNever]
|
|
public DateTime? DateOfDeath { get; set; }
|
|
|
|
public string FirstName { get; set; }
|
|
public string LastName { get; set; }
|
|
public string NonUpdateableProperty { get; private set; }
|
|
}
|
|
|
|
private class ModelWithBindRequired
|
|
{
|
|
public string Name { get; set; }
|
|
|
|
[BindRequired]
|
|
public int Age { get; set; }
|
|
}
|
|
|
|
[DataContract]
|
|
private class ModelWithDataMemberIsRequired
|
|
{
|
|
public string Name { get; set; }
|
|
|
|
[DataMember(IsRequired = true)]
|
|
public int Age { get; set; }
|
|
}
|
|
|
|
[BindRequired]
|
|
private class ModelWithMixedBindingBehaviors
|
|
{
|
|
public string Required { get; set; }
|
|
|
|
[BindNever]
|
|
public string Never { get; set; }
|
|
|
|
[BindingBehavior(BindingBehavior.Optional)]
|
|
public string Optional { get; set; }
|
|
}
|
|
|
|
private sealed class MyModelTestingCanUpdateProperty
|
|
{
|
|
public int ReadOnlyInt { get; private set; }
|
|
public string ReadOnlyString { get; private set; }
|
|
public object ReadOnlyObject { get; } = new Simple { Name = "Joe" };
|
|
public string ReadWriteString { get; set; }
|
|
public Simple ReadOnlySimple { get; } = new Simple { Name = "Joe" };
|
|
}
|
|
|
|
private sealed class ModelWhosePropertySetterThrows
|
|
{
|
|
[Required(ErrorMessage = "This message comes from the [Required] attribute.")]
|
|
public string Name
|
|
{
|
|
get { return null; }
|
|
set { throw new ArgumentException("This is an exception.", "value"); }
|
|
}
|
|
|
|
public string NameNoAttribute
|
|
{
|
|
get { return null; }
|
|
set { throw new ArgumentException("This is a different exception.", "value"); }
|
|
}
|
|
}
|
|
|
|
private class TypeWithNoBinderMetadata
|
|
{
|
|
public int UnMarkedProperty { get; set; }
|
|
}
|
|
|
|
private class HasAllGreedyProperties
|
|
{
|
|
[NonValueBinderMetadata]
|
|
public string MarkedWithABinderMetadata { get; set; }
|
|
}
|
|
|
|
// Not a Metadata poco because there is a property with value binder Metadata.
|
|
private class TypeWithAtLeastOnePropertyMarkedUsingValueBinderMetadata
|
|
{
|
|
[NonValueBinderMetadata]
|
|
public string MarkedWithABinderMetadata { get; set; }
|
|
|
|
[ValueBinderMetadata]
|
|
public string MarkedWithAValueBinderMetadata { get; set; }
|
|
}
|
|
|
|
// not a Metadata poco because there is an unmarked property.
|
|
private class TypeWithUnmarkedAndBinderMetadataMarkedProperties
|
|
{
|
|
public int UnmarkedProperty { get; set; }
|
|
|
|
[NonValueBinderMetadata]
|
|
public string MarkedWithABinderMetadata { get; set; }
|
|
}
|
|
|
|
[Bind(new[] { nameof(IncludedExplicitly1), nameof(IncludedExplicitly2) })]
|
|
private class TypeWithIncludedPropertiesUsingBindAttribute
|
|
{
|
|
public int ExcludedByDefault1 { get; set; }
|
|
|
|
public int ExcludedByDefault2 { get; set; }
|
|
|
|
public int IncludedExplicitly1 { get; set; }
|
|
|
|
public int IncludedExplicitly2 { get; set; }
|
|
}
|
|
|
|
[Bind(typeof(ExcludedProvider))]
|
|
private class TypeWithExcludedPropertiesUsingBindAttribute
|
|
{
|
|
public int Excluded1 { get; set; }
|
|
|
|
public int Excluded2 { get; set; }
|
|
|
|
public int IncludedByDefault1 { get; set; }
|
|
public int IncludedByDefault2 { get; set; }
|
|
}
|
|
|
|
private class Document
|
|
{
|
|
[NonValueBinderMetadata]
|
|
public string Version { get; set; }
|
|
|
|
[NonValueBinderMetadata]
|
|
public Document SubDocument { get; set; }
|
|
}
|
|
|
|
private class NonValueBinderMetadataAttribute : Attribute, IBindingSourceMetadata
|
|
{
|
|
public BindingSource BindingSource { get { return BindingSource.Body; } }
|
|
}
|
|
|
|
private class ValueBinderMetadataAttribute : Attribute, IBindingSourceMetadata
|
|
{
|
|
public BindingSource BindingSource { get { return BindingSource.Query; } }
|
|
}
|
|
|
|
private class ExcludedProvider : IPropertyBindingPredicateProvider
|
|
{
|
|
public Func<ModelBindingContext, string, bool> PropertyFilter
|
|
{
|
|
get
|
|
{
|
|
return (context, propertyName) =>
|
|
!string.Equals("Excluded1", propertyName, StringComparison.OrdinalIgnoreCase) &&
|
|
!string.Equals("Excluded2", propertyName, StringComparison.OrdinalIgnoreCase);
|
|
}
|
|
}
|
|
}
|
|
|
|
private class SimpleContainer
|
|
{
|
|
public Simple Simple { get; set; }
|
|
}
|
|
|
|
private class Simple
|
|
{
|
|
public string Name { get; set; }
|
|
}
|
|
|
|
private class CollectionContainer
|
|
{
|
|
public int[] ReadOnlyArray { get; } = new int[4];
|
|
|
|
// Read-only collections get added values.
|
|
public IDictionary<int, string> ReadOnlyDictionary { get; } = new Dictionary<int, string>();
|
|
|
|
public IList<int> ReadOnlyList { get; } = new List<int>();
|
|
|
|
// Settable values are overwritten.
|
|
public int[] SettableArray { get; set; } = new int[] { 0, 1 };
|
|
|
|
public IDictionary<int, string> SettableDictionary { get; set; } = new Dictionary<int, string>
|
|
{
|
|
{ 0, "zero" },
|
|
{ 25, "twenty-five" },
|
|
};
|
|
|
|
public IList<int> SettableList { get; set; } = new List<int> { 3, 9, 0 };
|
|
}
|
|
|
|
// Provides the ability to easily mock + call each of these APIs
|
|
public class TestableMutableObjectModelBinder : MutableObjectModelBinder
|
|
{
|
|
public TestableMutableObjectModelBinder()
|
|
{
|
|
Results = new Dictionary<ModelMetadata, ModelBindingResult>();
|
|
}
|
|
|
|
public Dictionary<ModelMetadata, ModelBindingResult> Results { get; }
|
|
|
|
public virtual Task BindPropertyPublic(ModelBindingContext bindingContext)
|
|
{
|
|
if (Results.Count == 0)
|
|
{
|
|
return base.BindModelAsync(bindingContext);
|
|
}
|
|
|
|
ModelBindingResult result;
|
|
if (Results.TryGetValue(bindingContext.ModelMetadata, out result))
|
|
{
|
|
bindingContext.Result = result;
|
|
}
|
|
|
|
return TaskCache.CompletedTask;
|
|
}
|
|
|
|
protected override Task BindProperty(ModelBindingContext bindingContext)
|
|
{
|
|
return BindPropertyPublic(bindingContext);
|
|
}
|
|
|
|
public virtual bool CanBindPropertyPublic(
|
|
ModelBindingContext bindingContext,
|
|
ModelMetadata propertyMetadata)
|
|
{
|
|
if (Results.Count == 0)
|
|
{
|
|
return base.CanBindProperty(bindingContext, propertyMetadata);
|
|
}
|
|
|
|
// If this is being used to test binding, then only attempt to bind properties
|
|
// we have results for.
|
|
return Results.ContainsKey(propertyMetadata);
|
|
}
|
|
|
|
protected override bool CanBindProperty(
|
|
ModelBindingContext bindingContext,
|
|
ModelMetadata propertyMetadata)
|
|
{
|
|
return CanBindPropertyPublic(bindingContext, propertyMetadata);
|
|
}
|
|
|
|
public virtual object CreateModelPublic(ModelBindingContext bindingContext)
|
|
{
|
|
return base.CreateModel(bindingContext);
|
|
}
|
|
|
|
protected override object CreateModel(ModelBindingContext bindingContext)
|
|
{
|
|
return CreateModelPublic(bindingContext);
|
|
}
|
|
|
|
public virtual void SetPropertyPublic(
|
|
ModelBindingContext bindingContext,
|
|
ModelMetadata propertyMetadata,
|
|
ModelBindingResult result)
|
|
{
|
|
base.SetProperty(bindingContext, propertyMetadata, result);
|
|
}
|
|
|
|
protected override void SetProperty(
|
|
ModelBindingContext bindingContext,
|
|
ModelMetadata propertyMetadata,
|
|
ModelBindingResult result)
|
|
{
|
|
SetPropertyPublic(bindingContext, propertyMetadata, result);
|
|
}
|
|
}
|
|
}
|
|
}
|