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// Copyright (c) Microsoft Corporation. All rights reserved. See License.txt in the project root for license information.
using System.Collections.Generic;
using System.Collections.ObjectModel;
using System.Web.Http.Controllers;
using System.Web.Http.Dispatcher;
using System.Web.Http.Filters;
using Moq;
using Xunit;
using Assert = Microsoft.TestCommon.AssertEx;
namespace System.Web.Http
{
public class HttpControllerDescriptorTest
{
[Fact]
public void Default_Constructor()
{
HttpControllerDescriptor controllerDescriptor = new HttpControllerDescriptor();
Assert.Null(controllerDescriptor.ControllerName);
Assert.Null(controllerDescriptor.Configuration);
Assert.Null(controllerDescriptor.ControllerType);
Assert.Null(controllerDescriptor.HttpActionInvoker);
Assert.Null(controllerDescriptor.HttpActionSelector);
Assert.Null(controllerDescriptor.HttpControllerActivator);
Assert.NotNull(controllerDescriptor.Properties);
}
[Fact]
public void Parameter_Constructor()
{
HttpConfiguration config = new HttpConfiguration();
string controllerName = "UsersController";
Type controllerType = typeof(UsersController);
HttpControllerDescriptor controllerDescriptor = new HttpControllerDescriptor(config, controllerName, controllerType);
Assert.NotNull(controllerDescriptor.ControllerName);
Assert.NotNull(controllerDescriptor.Configuration);
Assert.NotNull(controllerDescriptor.ControllerType);
Assert.NotNull(controllerDescriptor.HttpActionInvoker);
Assert.NotNull(controllerDescriptor.HttpActionSelector);
Assert.NotNull(controllerDescriptor.HttpControllerActivator);
Assert.NotNull(controllerDescriptor.Properties);
Assert.Equal(config, controllerDescriptor.Configuration);
Assert.Equal(controllerName, controllerDescriptor.ControllerName);
Assert.Equal(controllerType, controllerDescriptor.ControllerType);
}
[Fact]
public void Constructor_Throws_IfConfigurationIsNull()
{
Assert.ThrowsArgumentNull(
() => new HttpControllerDescriptor(null, "UsersController", typeof(UsersController)),
"configuration");
}
[Fact]
public void Constructor_Throws_IfControllerNameIsNull()
{
Assert.ThrowsArgumentNull(
() => new HttpControllerDescriptor(new HttpConfiguration(), null, typeof(UsersController)),
"controllerName");
}
[Fact]
public void Constructor_Throws_IfControllerTypeIsNull()
{
Assert.ThrowsArgumentNull(
() => new HttpControllerDescriptor(new HttpConfiguration(), "UsersController", null),
"controllerType");
}
[Fact]
public void Configuration_Property()
{
HttpConfiguration config = new HttpConfiguration();
HttpControllerDescriptor controllerDescriptor = new HttpControllerDescriptor();
Assert.Reflection.Property<HttpControllerDescriptor, HttpConfiguration>(
instance: controllerDescriptor,
propertyGetter: cd => cd.Configuration,
expectedDefaultValue: null,
allowNull: false,
roundTripTestValue: config);
}
[Fact]
public void ControllerName_Property()
{
string controllerName = "UsersController";
HttpControllerDescriptor controllerDescriptor = new HttpControllerDescriptor();
Assert.Reflection.Property<HttpControllerDescriptor, string>(
instance: controllerDescriptor,
propertyGetter: cd => cd.ControllerName,
expectedDefaultValue: null,
allowNull: false,
roundTripTestValue: controllerName);
}
[Fact]
public void ControllerType_Property()
{
Type controllerType = typeof(UsersController);
HttpControllerDescriptor controllerDescriptor = new HttpControllerDescriptor();
Assert.Reflection.Property<HttpControllerDescriptor, Type>(
instance: controllerDescriptor,
propertyGetter: cd => cd.ControllerType,
expectedDefaultValue: null,
allowNull: false,
roundTripTestValue: controllerType);
}
[Fact]
public void HttpActionInvoker_Property()
{
IHttpActionInvoker invoker = new ApiControllerActionInvoker();
HttpControllerDescriptor controllerDescriptor = new HttpControllerDescriptor();
Assert.Reflection.Property<HttpControllerDescriptor, IHttpActionInvoker>(
instance: controllerDescriptor,
propertyGetter: cd => cd.HttpActionInvoker,
expectedDefaultValue: null,
allowNull: false,
roundTripTestValue: invoker);
}
[Fact]
public void HttpActionSelector_Property()
{
IHttpActionSelector selector = new ApiControllerActionSelector();
HttpControllerDescriptor controllerDescriptor = new HttpControllerDescriptor();
Assert.Reflection.Property<HttpControllerDescriptor, IHttpActionSelector>(
instance: controllerDescriptor,
propertyGetter: cd => cd.HttpActionSelector,
expectedDefaultValue: null,
allowNull: false,
roundTripTestValue: selector);
}
[Fact]
public void HttpControllerActivator_Property()
{
IHttpControllerActivator activator = new Mock<IHttpControllerActivator>().Object;
HttpControllerDescriptor controllerDescriptor = new HttpControllerDescriptor();
Assert.Reflection.Property<HttpControllerDescriptor, IHttpControllerActivator>(
instance: controllerDescriptor,
propertyGetter: cd => cd.HttpControllerActivator,
expectedDefaultValue: null,
allowNull: false,
roundTripTestValue: activator);
}
[Fact]
public void ActionValueBinder_Property()
{
IActionValueBinder activator = new Mock<IActionValueBinder>().Object;
HttpControllerDescriptor controllerDescriptor = new HttpControllerDescriptor();
Assert.Reflection.Property<HttpControllerDescriptor, IActionValueBinder>(
instance: controllerDescriptor,
propertyGetter: cd => cd.ActionValueBinder,
expectedDefaultValue: null,
allowNull: false,
roundTripTestValue: activator);
}
[Fact]
public void GetFilters_InvokesGetCustomAttributesMethod()
{
var descriptorMock = new Mock<HttpControllerDescriptor> { CallBase = true };
var filters = new Collection<IFilter>(new List<IFilter>());
descriptorMock.Setup(d => d.GetCustomAttributes<IFilter>()).Returns(filters).Verifiable();
var result = descriptorMock.Object.GetFilters();
Assert.Same(filters, result);
descriptorMock.Verify();
}
}
}
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