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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.Specialized;
using System.IO;
using System.Linq;
using System.Net;
using System.Net.Http;
using System.Net.Http.Formatting;
using System.Net.Http.Headers;
using System.Text;
using Newtonsoft.Json.Linq;
using Xunit;
using Xunit.Extensions;
namespace System.Web.Http.SelfHost
{
public class MaxHttpCollectionKeyTests
{
private HttpServer server = null;
private string baseAddress = null;
private HttpClient httpClient = null;
public MaxHttpCollectionKeyTests()
{
this.SetupHost();
}
public void SetupHost()
{
baseAddress = String.Format("http://localhost/");
HttpConfiguration config = new HttpConfiguration();
config.Routes.MapHttpRoute("Default", "{controller}/{action}", new { controller = "MaxHttpCollectionKeyType" });
server = new HttpServer(config);
httpClient = new HttpClient(server);
}
[Theory]
[InlineData("PostCustomer")]
[InlineData("PostFormData")]
public void PostManyKeysInFormUrlEncodedThrows(string actionName)
{
// Arrange
HttpRequestMessage request = new HttpRequestMessage();
request.RequestUri = new Uri(Path.Combine(baseAddress, "MaxHttpCollectionKeyType/" + actionName));
request.Headers.Accept.Add(new MediaTypeWithQualityHeaderValue("application/xml"));
request.Method = HttpMethod.Post;
request.Content = new StringContent(GenerateHttpCollectionKeyInput(100), UTF8Encoding.UTF8, "application/x-www-form-urlencoded");
MediaTypeFormatter.MaxHttpCollectionKeys = 99;
// Action
HttpResponseMessage response = httpClient.SendAsync(request).Result;
// Assert
Assert.Equal(HttpStatusCode.BadRequest, response.StatusCode);
string expectedResponseValue = @"The number of keys in a NameValueCollection has exceeded the limit of '99'. You can adjust it by modifying the MaxHttpCollectionKeys property on the 'System.Net.Http.Formatting.MediaTypeFormatter' class.";
Assert.Equal(expectedResponseValue, response.Content.ReadAsStringAsync().Result);
}
[Theory]
[InlineData("PostCustomer")]
[InlineData("PostFormData")]
public void PostNotTooManyKeysInFormUrlEncodedWorks(string actionName)
{
// Arrange
HttpRequestMessage request = new HttpRequestMessage();
request.RequestUri = new Uri(Path.Combine(baseAddress, "MaxHttpCollectionKeyType/" + actionName));
request.Headers.Accept.Add(new MediaTypeWithQualityHeaderValue("application/xml"));
request.Method = HttpMethod.Post;
request.Content = new StringContent(GenerateHttpCollectionKeyInput(100), UTF8Encoding.UTF8, "application/x-www-form-urlencoded");
MediaTypeFormatter.MaxHttpCollectionKeys = 1000;
// Action
HttpResponseMessage response = httpClient.SendAsync(request).Result;
// Assert
string expectedResponseValue = @"<string xmlns=""http://schemas.microsoft.com/2003/10/Serialization/"">success from " + actionName + "</string>";
Assert.NotNull(response.Content);
Assert.NotNull(response.Content.Headers.ContentType);
Assert.Equal("application/xml", response.Content.Headers.ContentType.MediaType);
Assert.Equal(expectedResponseValue, response.Content.ReadAsStringAsync().Result);
}
[Theory]
[InlineData("PostCustomerFromUri")]
[InlineData("GetWithQueryable")]
public void PostManyKeysInUriThrows(string actionName)
{
// Arrange
HttpRequestMessage request = new HttpRequestMessage();
request.RequestUri = new Uri(Path.Combine(baseAddress, "MaxHttpCollectionKeyType/" + actionName + "/?" + GenerateHttpCollectionKeyInput(100)));
request.Headers.Accept.Add(new MediaTypeWithQualityHeaderValue("application/xml"));
if (actionName.StartsWith("Post"))
{
request.Method = HttpMethod.Post;
request.Content = new StringContent("", UTF8Encoding.UTF8, "application/x-www-form-urlencoded");
}
else
{
request.Method = HttpMethod.Get;
}
MediaTypeFormatter.MaxHttpCollectionKeys = 99;
// Action
HttpResponseMessage response = httpClient.SendAsync(request).Result;
// Assert
Assert.Equal(HttpStatusCode.InternalServerError, response.StatusCode);
}
[Theory]
[InlineData("PostCustomerFromUri")]
[InlineData("GetWithQueryable")]
public void PostNotTooManyKeysInUriWorks(string actionName)
{
// Arrange
HttpRequestMessage request = new HttpRequestMessage();
request.RequestUri = new Uri(Path.Combine(baseAddress, "MaxHttpCollectionKeyType/" + actionName + "/?" + GenerateHttpCollectionKeyInput(100)));
request.Headers.Accept.Add(new MediaTypeWithQualityHeaderValue("application/xml"));
if (actionName.StartsWith("Post"))
{
request.Method = HttpMethod.Post;
request.Content = new StringContent("", UTF8Encoding.UTF8, "application/x-www-form-urlencoded");
}
else
{
request.Method = HttpMethod.Get;
}
MediaTypeFormatter.MaxHttpCollectionKeys = 1000;
// Action
HttpResponseMessage response = httpClient.SendAsync(request).Result;
// Assert
string expectedResponseValue = @"success from " + actionName;
Assert.NotNull(response.Content);
Assert.NotNull(response.Content.Headers.ContentType);
Assert.Equal("application/xml", response.Content.Headers.ContentType.MediaType);
Assert.True(response.Content.ReadAsStringAsync().Result.Contains(expectedResponseValue));
}
private static string GenerateHttpCollectionKeyInput(int num)
{
StringBuilder sb = new StringBuilder("a=0");
for (int i = 0; i < num; i++)
{
sb.Append("&");
sb.Append(i.ToString());
sb.Append("=0");
}
return sb.ToString();
}
}
public class MaxHttpCollectionKeyTypeController : ApiController
{
// Post strongly typed Customer
public string PostCustomer(Customer a)
{
if (!ModelState.IsValid)
{
HttpResponseMessage response = new HttpResponseMessage(HttpStatusCode.BadRequest);
ModelBinding.ModelState value = null;
ModelState.TryGetValue("a", out value);
response.Content = new StringContent(value.Errors[0].ErrorMessage);
throw new HttpResponseException(response);
}
return "success from PostCustomer";
}
// Post form data
public string PostFormData(FormDataCollection a)
{
if (!ModelState.IsValid)
{
throw new HttpResponseException(new HttpResponseMessage(HttpStatusCode.BadRequest));
}
try
{
NameValueCollection collection = a.ReadAsNameValueCollection();
}
catch (InvalidOperationException ex)
{
HttpResponseMessage response = new HttpResponseMessage(HttpStatusCode.BadRequest);
response.Content = new StringContent(ex.Message);
throw new HttpResponseException(response);
}
return "success from PostFormData";
}
public string PostCustomerFromUri([FromUri]Customer a)
{
if (!ModelState.IsValid)
{
HttpResponseMessage response = new HttpResponseMessage(HttpStatusCode.BadRequest);
ModelBinding.ModelState value = null;
ModelState.TryGetValue("a", out value);
response.Content = new StringContent(value.Errors[0].ErrorMessage);
throw new HttpResponseException(response);
}
return "success from PostCustomerFromUri";
}
[Queryable]
public IQueryable<string> GetWithQueryable()
{
return new List<string>(){"success from GetWithQueryable"}.AsQueryable();
}
public string PostJToken(JToken token)
{
if (!ModelState.IsValid)
{
throw new HttpResponseException(new HttpResponseMessage(HttpStatusCode.BadRequest));
}
return "success from PostJToken";
}
}
public class Customer
{
public string Name { get; set; }
public int Age { get; set; }
public override string ToString()
{
return "ModelBindingItem(" + Name + "," + Age + ")";
}
}
}
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