aspnetcore/test/Microsoft.AspNetCore.Mvc.Co.../Internal/ControllerActionInvokerPara...

901 lines
35 KiB
C#

// Copyright (c) .NET Foundation. All rights reserved.
// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
using System;
using System.Collections.Generic;
using System.ComponentModel.DataAnnotations;
using System.Reflection;
using System.Threading.Tasks;
using Microsoft.AspNetCore.Http;
using Microsoft.AspNetCore.Mvc.Abstractions;
using Microsoft.AspNetCore.Mvc.Controllers;
using Microsoft.AspNetCore.Mvc.ModelBinding;
using Microsoft.AspNetCore.Mvc.ModelBinding.Validation;
using Microsoft.AspNetCore.Routing;
using Moq;
using Xunit;
namespace Microsoft.AspNetCore.Mvc.Internal
{
public class ControllerActionInvokerParameterBindingTest
{
[Fact]
public async Task BindActionArgumentsAsync_DoesNotAddActionArguments_IfBinderReturnsNull()
{
// Arrange
var actionDescriptor = GetActionDescriptor();
actionDescriptor.Parameters.Add(
new ParameterDescriptor
{
Name = "foo",
ParameterType = typeof(object),
BindingInfo = new BindingInfo(),
});
var binder = new Mock<IModelBinder>();
binder
.Setup(b => b.BindModelAsync(It.IsAny<DefaultModelBindingContext>()))
.Returns(TaskCache.CompletedTask);
var factory = GetModelBinderFactory(binder.Object);
var parameterBinder = GetParameterBinder(factory);
var controllerContext = GetControllerContext(actionDescriptor);
var controller = new TestController();
var arguments = new Dictionary<string, object>(StringComparer.Ordinal);
// Act
await ControllerActionInvoker.BindArgumentsCoreAsync(
parameterBinder,
TestModelMetadataProvider.CreateDefaultProvider(),
controllerContext,
controller,
arguments);
// Assert
Assert.Empty(arguments);
}
[Fact]
public async Task BindActionArgumentsAsync_DoesNotAddActionArguments_IfBinderDoesNotSetModel()
{
// Arrange
var actionDescriptor = GetActionDescriptor();
actionDescriptor.Parameters.Add(
new ParameterDescriptor
{
Name = "foo",
ParameterType = typeof(object),
BindingInfo = new BindingInfo(),
});
var binder = new Mock<IModelBinder>();
binder
.Setup(b => b.BindModelAsync(It.IsAny<DefaultModelBindingContext>()))
.Returns(TaskCache.CompletedTask);
var factory = GetModelBinderFactory(binder.Object);
var parameterBinder = GetParameterBinder(factory);
var controllerContext = GetControllerContext(actionDescriptor);
var controller = new TestController();
var arguments = new Dictionary<string, object>(StringComparer.Ordinal);
// Act
await ControllerActionInvoker.BindArgumentsCoreAsync(
parameterBinder,
TestModelMetadataProvider.CreateDefaultProvider(),
controllerContext,
controller,
arguments);
// Assert
Assert.Empty(arguments);
}
[Fact]
public async Task BindActionArgumentsAsync_AddsActionArguments_IfBinderReturnsNotNull()
{
// Arrange
Func<object, int> method = foo => 1;
var actionDescriptor = GetActionDescriptor();
actionDescriptor.Parameters.Add(
new ParameterDescriptor
{
Name = "foo",
ParameterType = typeof(string),
BindingInfo = new BindingInfo(),
});
var value = "Hello world";
var metadataProvider = new EmptyModelMetadataProvider();
var binder = new Mock<IModelBinder>();
binder
.Setup(b => b.BindModelAsync(It.IsAny<DefaultModelBindingContext>()))
.Callback((ModelBindingContext context) =>
{
context.ModelMetadata = metadataProvider.GetMetadataForType(typeof(string));
context.Result = ModelBindingResult.Success(value);
})
.Returns(TaskCache.CompletedTask);
var factory = GetModelBinderFactory(binder.Object);
var parameterBinder = GetParameterBinder(factory);
var controllerContext = GetControllerContext(actionDescriptor);
var controller = new TestController();
var arguments = new Dictionary<string, object>(StringComparer.Ordinal);
// Act
await ControllerActionInvoker.BindArgumentsCoreAsync(
parameterBinder,
TestModelMetadataProvider.CreateDefaultProvider(),
controllerContext,
controller,
arguments);
// Assert
Assert.Equal(1, arguments.Count);
Assert.Equal(value, arguments["foo"]);
}
[Fact]
public async Task BindActionArgumentsAsync_CallsValidator_IfModelBinderSucceeds()
{
// Arrange
var actionDescriptor = GetActionDescriptor();
actionDescriptor.Parameters.Add(
new ParameterDescriptor
{
Name = "foo",
ParameterType = typeof(object),
});
var controllerContext = GetControllerContext(actionDescriptor);
var factory = GetModelBinderFactory("Hello");
var mockValidator = new Mock<IObjectModelValidator>(MockBehavior.Strict);
mockValidator
.Setup(o => o.Validate(
It.IsAny<ActionContext>(),
It.IsAny<ValidationStateDictionary>(),
It.IsAny<string>(),
It.IsAny<object>()));
var parameterBinder = GetParameterBinder(factory, mockValidator.Object);
var controller = new TestController();
var arguments = new Dictionary<string, object>(StringComparer.Ordinal);
// Act
await ControllerActionInvoker.BindArgumentsCoreAsync(
parameterBinder,
TestModelMetadataProvider.CreateDefaultProvider(),
controllerContext,
controller,
arguments);
// Assert
mockValidator
.Verify(o => o.Validate(
It.IsAny<ActionContext>(),
It.IsAny<ValidationStateDictionary>(),
It.IsAny<string>(),
It.IsAny<object>()),
Times.Once());
}
[Fact]
public async Task BindActionArgumentsAsync_DoesNotCallValidator_IfModelBinderFails()
{
// Arrange
Func<object, int> method = foo => 1;
var actionDescriptor = GetActionDescriptor();
actionDescriptor.Parameters.Add(
new ParameterDescriptor
{
Name = "foo",
ParameterType = typeof(object),
BindingInfo = new BindingInfo(),
});
var controllerContext = GetControllerContext(actionDescriptor);
var arguments = new Dictionary<string, object>(StringComparer.Ordinal);
var binder = new Mock<IModelBinder>();
binder
.Setup(b => b.BindModelAsync(It.IsAny<DefaultModelBindingContext>()))
.Returns(TaskCache.CompletedTask);
var mockValidator = new Mock<IObjectModelValidator>(MockBehavior.Strict);
mockValidator
.Setup(o => o.Validate(
It.IsAny<ActionContext>(),
It.IsAny<ValidationStateDictionary>(),
It.IsAny<string>(),
It.IsAny<object>()));
var factory = GetModelBinderFactory(binder.Object);
var controller = new TestController();
var parameterBinder = GetParameterBinder(factory, mockValidator.Object);
// Act
await ControllerActionInvoker.BindArgumentsCoreAsync(
parameterBinder,
TestModelMetadataProvider.CreateDefaultProvider(),
controllerContext,
controller,
arguments);
// Assert
mockValidator
.Verify(o => o.Validate(
It.IsAny<ActionContext>(),
It.IsAny<ValidationStateDictionary>(),
It.IsAny<string>(),
It.IsAny<object>()),
Times.Never());
}
[Fact]
public async Task BindActionArgumentsAsync_CallsValidator_ForControllerProperties_IfModelBinderSucceeds()
{
// Arrange
var actionDescriptor = GetActionDescriptor();
actionDescriptor.BoundProperties.Add(
new ParameterDescriptor
{
Name = nameof(TestController.StringProperty),
ParameterType = typeof(string),
});
var controllerContext = GetControllerContext(actionDescriptor);
var controller = new TestController();
var arguments = new Dictionary<string, object>(StringComparer.Ordinal);
var mockValidator = new Mock<IObjectModelValidator>(MockBehavior.Strict);
mockValidator
.Setup(o => o.Validate(
It.IsAny<ActionContext>(),
It.IsAny<ValidationStateDictionary>(),
It.IsAny<string>(),
It.IsAny<object>()));
var factory = GetModelBinderFactory("Hello");
var parameterBinder = GetParameterBinder(factory, mockValidator.Object);
// Act
await ControllerActionInvoker.BindArgumentsCoreAsync(
parameterBinder,
TestModelMetadataProvider.CreateDefaultProvider(),
controllerContext,
controller,
arguments);
// Assert
mockValidator
.Verify(o => o.Validate(
It.IsAny<ActionContext>(),
It.IsAny<ValidationStateDictionary>(),
It.IsAny<string>(),
It.IsAny<object>()),
Times.Once());
}
[Fact]
public async Task BindActionArgumentsAsync_DoesNotCallValidator_ForControllerProperties_IfModelBinderFails()
{
// Arrange
Func<object, int> method = foo => 1;
var actionDescriptor = GetActionDescriptor();
actionDescriptor.BoundProperties.Add(
new ParameterDescriptor
{
Name = nameof(TestController.StringProperty),
ParameterType = typeof(string),
});
var controllerContext = GetControllerContext(actionDescriptor);
var controller = new TestController();
var arguments = new Dictionary<string, object>(StringComparer.Ordinal);
var binder = new Mock<IModelBinder>();
binder
.Setup(b => b.BindModelAsync(It.IsAny<DefaultModelBindingContext>()))
.Returns(TaskCache.CompletedTask);
var mockValidator = new Mock<IObjectModelValidator>(MockBehavior.Strict);
mockValidator
.Setup(o => o.Validate(
It.IsAny<ActionContext>(),
It.IsAny<ValidationStateDictionary>(),
It.IsAny<string>(),
It.IsAny<object>()));
var factory = GetModelBinderFactory(binder.Object);
var parameterBinder = GetParameterBinder(factory, mockValidator.Object);
// Act
await ControllerActionInvoker.BindArgumentsCoreAsync(
parameterBinder,
TestModelMetadataProvider.CreateDefaultProvider(),
controllerContext,
controller,
arguments);
// Assert
mockValidator
.Verify(o => o.Validate(
It.IsAny<ActionContext>(),
It.IsAny<ValidationStateDictionary>(),
It.IsAny<string>(),
It.IsAny<object>()),
Times.Never());
}
[Fact]
public async Task BindActionArgumentsAsync_SetsControllerProperties_ForReferenceTypes()
{
// Arrange
var actionDescriptor = GetActionDescriptor();
actionDescriptor.BoundProperties.Add(
new ParameterDescriptor
{
Name = nameof(TestController.StringProperty),
BindingInfo = new BindingInfo(),
ParameterType = typeof(string)
});
var controllerContext = GetControllerContext(actionDescriptor);
var controller = new TestController();
var arguments = new Dictionary<string, object>(StringComparer.Ordinal);
var factory = GetModelBinderFactory("Hello");
var parameterBinder = GetParameterBinder(factory);
// Act
await ControllerActionInvoker.BindArgumentsCoreAsync(
parameterBinder,
TestModelMetadataProvider.CreateDefaultProvider(),
controllerContext,
controller,
arguments);
// Assert
Assert.Equal("Hello", controller.StringProperty);
Assert.Equal(new List<string> { "goodbye" }, controller.CollectionProperty);
Assert.Null(controller.UntouchedProperty);
}
[Fact]
public async Task BindActionArgumentsAsync_AddsToCollectionControllerProperties()
{
// Arrange
var actionDescriptor = GetActionDescriptor();
actionDescriptor.BoundProperties.Add(
new ParameterDescriptor
{
Name = nameof(TestController.CollectionProperty),
BindingInfo = new BindingInfo(),
ParameterType = typeof(ICollection<string>),
});
var controllerContext = GetControllerContext(actionDescriptor);
var controller = new TestController();
var arguments = new Dictionary<string, object>(StringComparer.Ordinal);
var expected = new List<string> { "Hello", "World", "!!" };
var factory = GetModelBinderFactory(expected);
var parameterBinder = GetParameterBinder(factory);
// Act
await ControllerActionInvoker.BindArgumentsCoreAsync(
parameterBinder,
TestModelMetadataProvider.CreateDefaultProvider(),
controllerContext,
controller,
arguments);
// Assert
Assert.Equal(expected, controller.CollectionProperty);
Assert.Null(controller.StringProperty);
Assert.Null(controller.UntouchedProperty);
}
[Theory]
[InlineData(false)]
[InlineData(true)]
public async Task BindActionArgumentsAsync_DoesNotSetNullValues_ForNonNullableProperties(bool isModelSet)
{
// Arrange
var actionDescriptor = GetActionDescriptor();
actionDescriptor.BoundProperties.Add(
new ParameterDescriptor
{
Name = nameof(TestController.NonNullableProperty),
BindingInfo = new BindingInfo() { BindingSource = BindingSource.Custom },
ParameterType = typeof(int)
});
var controllerContext = GetControllerContext(actionDescriptor);
var controller = new TestController();
var arguments = new Dictionary<string, object>(StringComparer.Ordinal);
var binder = new StubModelBinder(ModelBindingResult.Success(model: null));
var factory = GetModelBinderFactory(binder);
var parameterBinder = GetParameterBinder(factory);
// Some non default value.
controller.NonNullableProperty = -1;
// Act
await ControllerActionInvoker.BindArgumentsCoreAsync(
parameterBinder,
TestModelMetadataProvider.CreateDefaultProvider(),
controllerContext,
controller,
arguments);
// Assert
Assert.Equal(-1, controller.NonNullableProperty);
}
[Fact]
public async Task BindActionArgumentsAsync_SetsNullValues_ForNullableProperties()
{
// Arrange
var actionDescriptor = GetActionDescriptor();
actionDescriptor.BoundProperties.Add(
new ParameterDescriptor
{
Name = "NullableProperty",
BindingInfo = new BindingInfo() { BindingSource = BindingSource.Custom },
ParameterType = typeof(int?)
});
var controllerContext = GetControllerContext(actionDescriptor);
var controller = new TestController();
var arguments = new Dictionary<string, object>(StringComparer.Ordinal);
var binder = new StubModelBinder(ModelBindingResult.Success(model: null));
var factory = GetModelBinderFactory(binder);
var parameterBinder = GetParameterBinder(factory);
// Some non default value.
controller.NullableProperty = -1;
// Act
await ControllerActionInvoker.BindArgumentsCoreAsync(
parameterBinder,
TestModelMetadataProvider.CreateDefaultProvider(),
controllerContext,
controller,
arguments);
// Assert
Assert.Null(controller.NullableProperty);
}
// property name, property type, property accessor, input value, expected value
public static TheoryData<string, Type, Func<object, object>, object, object> SkippedPropertyData
{
get
{
return new TheoryData<string, Type, Func<object, object>, object, object>
{
{
nameof(TestController.ArrayProperty),
typeof(string[]),
controller => ((TestController)controller).ArrayProperty,
new string[] { "hello", "world" },
new string[] { "goodbye" }
},
{
nameof(TestController.CollectionProperty),
typeof(ICollection<string>),
controller => ((TestController)controller).CollectionProperty,
null,
new List<string> { "goodbye" }
},
{
nameof(TestController.NonCollectionProperty),
typeof(Person),
controller => ((TestController)controller).NonCollectionProperty,
new Person { Name = "Fred" },
new Person { Name = "Ginger" }
},
{
nameof(TestController.NullCollectionProperty),
typeof(ICollection<string>),
controller => ((TestController)controller).NullCollectionProperty,
new List<string> { "hello", "world" },
null
},
};
}
}
[Theory]
[MemberData(nameof(SkippedPropertyData))]
public async Task BindActionArgumentsAsync_SkipsReadOnlyControllerProperties(
string propertyName,
Type propertyType,
Func<object, object> propertyAccessor,
object inputValue,
object expectedValue)
{
// Arrange
var actionDescriptor = GetActionDescriptor();
actionDescriptor.BoundProperties.Add(
new ParameterDescriptor
{
Name = propertyName,
BindingInfo = new BindingInfo(),
ParameterType = propertyType,
});
var controllerContext = GetControllerContext(actionDescriptor);
var controller = new TestController();
var arguments = new Dictionary<string, object>(StringComparer.Ordinal);
var factory = GetModelBinderFactory(inputValue);
var parameterBinder = GetParameterBinder(factory);
// Act
await ControllerActionInvoker.BindArgumentsCoreAsync(
parameterBinder,
TestModelMetadataProvider.CreateDefaultProvider(),
controllerContext,
controller,
arguments);
// Assert
Assert.Equal(expectedValue, propertyAccessor(controller));
Assert.Null(controller.StringProperty);
Assert.Null(controller.UntouchedProperty);
}
[Fact]
public async Task BindActionArgumentsAsync_SetsMultipleControllerProperties()
{
// Arrange
var boundPropertyTypes = new Dictionary<string, Type>
{
{ nameof(TestController.ArrayProperty), typeof(string[]) }, // Skipped
{ nameof(TestController.CollectionProperty), typeof(List<string>) },
{ nameof(TestController.NonCollectionProperty), typeof(Person) }, // Skipped
{ nameof(TestController.NullCollectionProperty), typeof(List<string>) }, // Skipped
{ nameof(TestController.StringProperty), typeof(string) },
};
var inputPropertyValues = new Dictionary<string, object>
{
{ nameof(TestController.ArrayProperty), new string[] { "hello", "world" } },
{ nameof(TestController.CollectionProperty), new List<string> { "hello", "world" } },
{ nameof(TestController.NonCollectionProperty), new Person { Name = "Fred" } },
{ nameof(TestController.NullCollectionProperty), new List<string> { "hello", "world" } },
{ nameof(TestController.StringProperty), "Hello" },
};
var expectedPropertyValues = new Dictionary<string, object>
{
{ nameof(TestController.ArrayProperty), new string[] { "goodbye" } },
{ nameof(TestController.CollectionProperty), new List<string> { "hello", "world" } },
{ nameof(TestController.NonCollectionProperty), new Person { Name = "Ginger" } },
{ nameof(TestController.NullCollectionProperty), null },
{ nameof(TestController.StringProperty), "Hello" },
};
var actionDescriptor = GetActionDescriptor();
foreach (var keyValuePair in boundPropertyTypes)
{
actionDescriptor.BoundProperties.Add(
new ParameterDescriptor
{
Name = keyValuePair.Key,
BindingInfo = new BindingInfo(),
ParameterType = keyValuePair.Value,
});
}
var controllerContext = GetControllerContext(actionDescriptor);
var controller = new TestController();
var arguments = new Dictionary<string, object>(StringComparer.Ordinal);
var binder = new StubModelBinder(bindingContext =>
{
// BindingContext.ModelName will be string.Empty here. This is a 'fallback to empty prefix'
// because the value providers have no data.
object model;
if (inputPropertyValues.TryGetValue(bindingContext.FieldName, out model))
{
bindingContext.Result = ModelBindingResult.Success(model);
}
else
{
bindingContext.Result = ModelBindingResult.Failed();
}
});
var factory = GetModelBinderFactory(binder);
controllerContext.ValueProviderFactories.Add(new SimpleValueProviderFactory());
var parameterBinder = GetParameterBinder(factory);
// Act
await ControllerActionInvoker.BindArgumentsCoreAsync(
parameterBinder,
TestModelMetadataProvider.CreateDefaultProvider(),
controllerContext,
controller,
arguments);
// Assert
Assert.Equal(new string[] { "goodbye" }, controller.ArrayProperty); // Skipped
Assert.Equal(new List<string> { "hello", "world" }, controller.CollectionProperty);
Assert.Equal(new Person { Name = "Ginger" }, controller.NonCollectionProperty); // Skipped
Assert.Null(controller.NullCollectionProperty); // Skipped
Assert.Null(controller.UntouchedProperty); // Not bound
Assert.Equal("Hello", controller.StringProperty);
}
private class TransferInfo
{
[Range(25, 50)]
public int AccountId { get; set; }
public double Amount { get; set; }
}
public static TheoryData<List<ParameterDescriptor>> MultipleActionParametersAndValidationData
{
get
{
return new TheoryData<List<ParameterDescriptor>>
{
// Irrespective of the order in which the parameters are defined on the action,
// the validation on the TransferInfo's AccountId should occur.
// Here 'accountId' parameter is bound by the prefix 'accountId' while the 'transferInfo'
// property is bound using the empty prefix and the 'TransferInfo' property names.
new List<ParameterDescriptor>()
{
new ParameterDescriptor()
{
Name = "accountId",
ParameterType = typeof(int)
},
new ParameterDescriptor()
{
Name = "transferInfo",
ParameterType = typeof(TransferInfo),
BindingInfo = new BindingInfo()
{
BindingSource = BindingSource.Body
}
}
},
new List<ParameterDescriptor>()
{
new ParameterDescriptor()
{
Name = "transferInfo",
ParameterType = typeof(TransferInfo),
BindingInfo = new BindingInfo()
{
BindingSource = BindingSource.Body
}
},
new ParameterDescriptor()
{
Name = "accountId",
ParameterType = typeof(int)
}
}
};
}
}
[Theory]
[MemberData(nameof(MultipleActionParametersAndValidationData))]
public async Task MultipleActionParameter_ValidModelState(List<ParameterDescriptor> parameters)
{
// Since validation attribute is only present on the FromBody model's property(TransferInfo's AccountId),
// validation should not trigger for the parameter which is bound from Uri.
// Arrange
var actionDescriptor = new ControllerActionDescriptor()
{
BoundProperties = new List<ParameterDescriptor>(),
Parameters = parameters
};
var modelMetadataProvider = new EmptyModelMetadataProvider();
var parameterBinder = new Mock<ParameterBinder>(
new EmptyModelMetadataProvider(),
TestModelBinderFactory.CreateDefault(),
CreateMockValidator());
parameterBinder.Setup(p => p.BindModelAsync(
It.IsAny<ActionContext>(),
It.IsAny<IValueProvider>(),
It.IsAny<ParameterDescriptor>(),
null))
.Returns((ActionContext context, IValueProvider valueProvider, ParameterDescriptor descriptor, object v) =>
{
ModelBindingResult result;
if (descriptor.Name == "accountId")
{
result = ModelBindingResult.Success(10);
}
else if (descriptor.Name == "transferInfo")
{
result = ModelBindingResult.Success(new TransferInfo
{
AccountId = 40,
Amount = 250.0
});
}
else
{
result = ModelBindingResult.Failed();
}
return Task.FromResult(result);
});
var testContext = new ControllerContext
{
ActionDescriptor = actionDescriptor,
};
var arguments = new Dictionary<string, object>(StringComparer.Ordinal);
var modelState = testContext.ModelState;
// Act
await ControllerActionInvoker.BindArgumentsCoreAsync(
parameterBinder.Object,
TestModelMetadataProvider.CreateDefaultProvider(),
testContext,
new TestController(),
arguments);
// Assert
Assert.True(modelState.IsValid);
object value;
Assert.True(arguments.TryGetValue("accountId", out value));
var accountId = Assert.IsType<int>(value);
Assert.Equal(10, accountId);
Assert.True(arguments.TryGetValue("transferInfo", out value));
var transferInfo = Assert.IsType<TransferInfo>(value);
Assert.NotNull(transferInfo);
Assert.Equal(40, transferInfo.AccountId);
Assert.Equal(250.0, transferInfo.Amount);
}
private static ControllerContext GetControllerContext(ControllerActionDescriptor descriptor = null)
{
var context = new ControllerContext()
{
ActionDescriptor = descriptor ?? GetActionDescriptor(),
HttpContext = new DefaultHttpContext(),
RouteData = new RouteData(),
};
context.ValueProviderFactories.Add(new SimpleValueProviderFactory());
return context;
}
private static ControllerActionDescriptor GetActionDescriptor()
{
Func<object, int> method = foo => 1;
return new ControllerActionDescriptor
{
MethodInfo = method.GetMethodInfo(),
ControllerTypeInfo = typeof(TestController).GetTypeInfo(),
BoundProperties = new List<ParameterDescriptor>(),
Parameters = new List<ParameterDescriptor>()
};
}
private static ModelBinderFactory GetModelBinderFactory(object model = null)
{
var binder = new Mock<IModelBinder>();
binder
.Setup(b => b.BindModelAsync(It.IsAny<DefaultModelBindingContext>()))
.Returns<DefaultModelBindingContext>(mbc =>
{
mbc.Result = ModelBindingResult.Success(model);
return TaskCache.CompletedTask;
});
return GetModelBinderFactory(binder.Object);
}
private static ModelBinderFactory GetModelBinderFactory(IModelBinder binder)
{
var provider = new Mock<IModelBinderProvider>();
provider
.Setup(p => p.GetBinder(It.IsAny<ModelBinderProviderContext>()))
.Returns(binder);
return TestModelBinderFactory.Create(provider.Object);
}
private static ParameterBinder GetParameterBinder(
IModelBinderFactory factory = null,
IObjectModelValidator validator = null)
{
if (validator == null)
{
validator = CreateMockValidator();
}
if (factory == null)
{
factory = TestModelBinderFactory.CreateDefault();
}
return new ParameterBinder(
TestModelMetadataProvider.CreateDefaultProvider(),
factory,
validator);
}
private static IObjectModelValidator CreateMockValidator()
{
var mockValidator = new Mock<IObjectModelValidator>(MockBehavior.Strict);
mockValidator
.Setup(o => o.Validate(
It.IsAny<ActionContext>(),
It.IsAny<ValidationStateDictionary>(),
It.IsAny<string>(),
It.IsAny<object>()));
return mockValidator.Object;
}
// No need for bind-related attributes on properties in this controller class. Properties are added directly
// to the BoundProperties collection, bypassing usual requirements.
private class TestController
{
public string UntouchedProperty { get; set; }
public string[] ArrayProperty { get; } = new string[] { "goodbye" };
public ICollection<string> CollectionProperty { get; } = new List<string> { "goodbye" };
public Person NonCollectionProperty { get; } = new Person { Name = "Ginger" };
public ICollection<string> NullCollectionProperty { get; private set; }
public string StringProperty { get; set; }
public int NonNullableProperty { get; set; }
public int? NullableProperty { get; set; }
}
private class Person : IEquatable<Person>, IEquatable<object>
{
public string Name { get; set; }
public bool Equals(Person other)
{
return other != null && string.Equals(Name, other.Name, StringComparison.Ordinal);
}
bool IEquatable<object>.Equals(object obj)
{
return Equals(obj as Person);
}
}
private class CustomBindingSourceAttribute : Attribute, IBindingSourceMetadata
{
public BindingSource BindingSource { get { return BindingSource.Custom; } }
}
private class ValueProviderMetadataAttribute : Attribute, IBindingSourceMetadata
{
public BindingSource BindingSource { get { return BindingSource.Query; } }
}
}
}