aspnetcore/test/Microsoft.AspNet.Mvc.WebApi.../ExceptionResultTest.cs

93 lines
3.2 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.
#if DNX451
using System.IO;
using System.Threading.Tasks;
using Microsoft.AspNet.Http;
using Microsoft.AspNet.Http.Internal;
using Microsoft.AspNet.Mvc;
using Microsoft.AspNet.Mvc.Actions;
using Microsoft.AspNet.Mvc.Formatters;
using Microsoft.AspNet.Routing;
using Microsoft.Framework.Logging;
using Microsoft.Framework.OptionsModel;
using Moq;
using Xunit;
namespace System.Web.Http
{
public class ExceptionResultTest
{
[Fact]
public async Task ExceptionResult_SetsStatusCode()
{
// Arrange
var httpContext = new DefaultHttpContext();
httpContext.RequestServices = CreateServices();
var stream = new MemoryStream();
httpContext.Response.Body = stream;
var context = new ActionContext(httpContext, new RouteData(), new ActionDescriptor());
var result = new ExceptionResult(new Exception("hello, world!"), includeErrorDetail: false);
// Act
await result.ExecuteResultAsync(context);
// Assert
Assert.Equal(StatusCodes.Status500InternalServerError, context.HttpContext.Response.StatusCode);
}
[Fact]
public async Task ExceptionResult_WritesHttpError()
{
// Arrange
var httpContext = new DefaultHttpContext();
httpContext.RequestServices = CreateServices();
var stream = new MemoryStream();
httpContext.Response.Body = stream;
var context = new ActionContext(httpContext, new RouteData(), new ActionDescriptor());
var result = new ExceptionResult(new Exception("hello, world!"), includeErrorDetail: false);
// Act
await result.ExecuteResultAsync(context);
// Assert
using (var reader = new StreamReader(stream))
{
stream.Seek(0, SeekOrigin.Begin);
var content = reader.ReadToEnd();
Assert.Equal("{\"Message\":\"An error has occurred.\"}", content);
}
}
private IServiceProvider CreateServices()
{
var services = new Mock<IServiceProvider>(MockBehavior.Strict);
var options = new MvcOptions();
options.OutputFormatters.Add(new JsonOutputFormatter());
var optionsAccessor = new Mock<IOptions<MvcOptions>>();
optionsAccessor.SetupGet(o => o.Value)
.Returns(options);
var actionBindingContext = new ActionBindingContext { OutputFormatters = options.OutputFormatters };
services.Setup(o => o.GetService(typeof(IActionBindingContextAccessor)))
.Returns(new ActionBindingContextAccessor() { ActionBindingContext = actionBindingContext });
services.Setup(s => s.GetService(typeof(IOptions<MvcOptions>)))
.Returns(optionsAccessor.Object);
services.Setup(s => s.GetService(typeof(ILogger<ObjectResult>)))
.Returns(new Mock<ILogger<ObjectResult>>().Object);
return services.Object;
}
}
}
#endif