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//-----------------------------------------------------------------------
// <copyright file="OAuthChannelTests.cs" company="Andrew Arnott">
// Copyright (c) Andrew Arnott. All rights reserved.
// </copyright>
//-----------------------------------------------------------------------
namespace DotNetOAuth.Test {
using System;
using System.Collections.Generic;
using System.Collections.Specialized;
using System.IO;
using System.Net;
using System.Text;
using System.Web;
using DotNetOAuth.Messaging;
using DotNetOAuth.Test.Mocks;
using Microsoft.VisualStudio.TestTools.UnitTesting;
using System.Xml;
[TestClass]
public class OAuthChannelTests : TestBase {
private OAuthChannel channel;
private TestWebRequestHandler webRequestHandler;
[TestInitialize]
public override void SetUp() {
base.SetUp();
this.webRequestHandler = new TestWebRequestHandler();
this.channel = new OAuthChannel(new TestMessageTypeProvider(), this.webRequestHandler);
}
[TestMethod, ExpectedException(typeof(ArgumentNullException))]
public void CtorNullHandler() {
new OAuthChannel(new TestMessageTypeProvider(), null);
}
[TestMethod]
public void CtorDefault() {
new OAuthChannel();
}
[TestMethod]
public void ReadFromRequestAuthorization() {
this.ParameterizedReceiveTest(MessageScheme.AuthorizationHeaderRequest);
}
[TestMethod]
public void ReadFromRequestForm() {
this.ParameterizedReceiveTest(MessageScheme.PostRequest);
}
[TestMethod]
public void ReadFromRequestQueryString() {
this.ParameterizedReceiveTest(MessageScheme.GetRequest);
}
[TestMethod]
public void SendDirectMessageResponse() {
IProtocolMessage message = new TestMessage {
Age = 15,
Name = "Andrew",
Location = new Uri("http://hostb/pathB"),
};
this.channel.Send(message);
Response response = this.channel.DequeueIndirectOrResponseMessage();
Assert.AreSame(message, response.OriginalMessage);
Assert.AreEqual(HttpStatusCode.OK, response.Status);
Assert.AreEqual(0, response.Headers.Count);
NameValueCollection body = HttpUtility.ParseQueryString(response.Body);
Assert.AreEqual("15", body["age"]);
Assert.AreEqual("Andrew", body["Name"]);
Assert.AreEqual("http://hostb/pathB", body["Location"]);
}
[TestMethod, ExpectedException(typeof(ArgumentNullException))]
public void ReadFromResponseNull() {
this.channel.ReadFromResponse(null);
}
[TestMethod]
public void ReadFromResponse() {
var fields = new Dictionary<string, string> {
{ "age", "15" },
{ "Name", "Andrew" },
{ "Location", "http://hostb/pathB" },
{ "Timestamp", XmlConvert.ToString(DateTime.UtcNow, XmlDateTimeSerializationMode.Utc) },
};
MemoryStream ms = new MemoryStream();
StreamWriter writer = new StreamWriter(ms);
writer.Write(MessagingUtilities.CreateQueryString(fields));
writer.Flush();
ms.Seek(0, SeekOrigin.Begin);
IProtocolMessage message = this.channel.ReadFromResponse(ms);
Assert.IsNotNull(message);
Assert.IsInstanceOfType(message, typeof(TestMessage));
TestMessage testMessage = (TestMessage)message;
Assert.AreEqual(15, testMessage.Age);
Assert.AreEqual("Andrew", testMessage.Name);
Assert.AreEqual("http://hostb/pathB", testMessage.Location.AbsoluteUri);
Assert.IsNull(testMessage.EmptyMember);
}
[TestMethod, ExpectedException(typeof(ArgumentNullException))]
public void RequestNull() {
this.channel.Request(null);
}
[TestMethod, ExpectedException(typeof(ArgumentException))]
public void RequestNullRecipient() {
IDirectedProtocolMessage message = new TestDirectedMessage(MessageTransport.Direct);
this.channel.Request(message);
}
[TestMethod, ExpectedException(typeof(NotSupportedException))]
public void RequestBadPreferredScheme() {
TestDirectedMessage message = new TestDirectedMessage(MessageTransport.Direct);
message.Recipient = new Uri("http://localtest");
this.channel.PreferredTransmissionScheme = (MessageScheme)100;
this.channel.Request(message);
}
[TestMethod]
public void RequestUsingAuthorizationHeader() {
this.ParameterizedRequestTest(MessageScheme.AuthorizationHeaderRequest);
}
[TestMethod]
public void RequestUsingGet() {
this.ParameterizedRequestTest(MessageScheme.GetRequest);
}
[TestMethod]
public void RequestUsingPost() {
this.ParameterizedRequestTest(MessageScheme.PostRequest);
}
private static string CreateAuthorizationHeader(IDictionary<string, string> fields) {
if (fields == null) {
throw new ArgumentNullException("fields");
}
StringBuilder authorization = new StringBuilder();
authorization.Append("OAuth ");
foreach (var pair in fields) {
string key = Uri.EscapeDataString(pair.Key);
string value = Uri.EscapeDataString(pair.Value);
authorization.Append(key);
authorization.Append("=\"");
authorization.Append(value);
authorization.Append("\",");
}
authorization.Length--; // remove trailing comma
return authorization.ToString();
}
private static HttpRequestInfo CreateHttpRequestInfo(MessageScheme scheme, IDictionary<string, string> fields) {
string query = MessagingUtilities.CreateQueryString(fields);
UriBuilder requestUri = new UriBuilder("http://localhost/path");
WebHeaderCollection headers = new WebHeaderCollection();
MemoryStream ms = new MemoryStream();
string method;
switch (scheme) {
case MessageScheme.PostRequest:
method = "POST";
headers.Add(HttpRequestHeader.ContentType, "application/x-www-form-urlencoded");
StreamWriter sw = new StreamWriter(ms);
sw.Write(query);
sw.Flush();
ms.Position = 0;
break;
case MessageScheme.GetRequest:
method = "GET";
requestUri.Query = query;
break;
case MessageScheme.AuthorizationHeaderRequest:
method = "GET";
headers.Add(HttpRequestHeader.Authorization, CreateAuthorizationHeader(fields));
break;
default:
throw new ArgumentOutOfRangeException("scheme", scheme, "Unexpected value");
}
HttpRequestInfo request = new HttpRequestInfo {
HttpMethod = method,
Url = requestUri.Uri,
Headers = headers,
InputStream = ms,
};
return request;
}
private static HttpRequestInfo ConvertToRequestInfo(HttpWebRequest request, Stream postEntity) {
HttpRequestInfo info = new HttpRequestInfo {
HttpMethod = request.Method,
Url = request.RequestUri,
Headers = request.Headers,
InputStream = postEntity,
};
return info;
}
private void ParameterizedRequestTest(MessageScheme scheme) {
TestDirectedMessage request = new TestDirectedMessage(MessageTransport.Direct) {
Age = 15,
Name = "Andrew",
Location = new Uri("http://hostb/pathB"),
Recipient = new Uri("http://localtest"),
Timestamp = DateTime.UtcNow,
};
Response rawResponse = null;
this.webRequestHandler.Callback = (req) => {
Assert.IsNotNull(req);
HttpRequestInfo reqInfo = ConvertToRequestInfo(req, this.webRequestHandler.RequestEntityStream);
Assert.AreEqual(scheme == MessageScheme.PostRequest ? "POST" : "GET", reqInfo.HttpMethod);
var incomingMessage = this.channel.ReadFromRequest(reqInfo) as TestMessage;
Assert.IsNotNull(incomingMessage);
Assert.AreEqual(request.Age, incomingMessage.Age);
Assert.AreEqual(request.Name, incomingMessage.Name);
Assert.AreEqual(request.Location, incomingMessage.Location);
Assert.AreEqual(request.Timestamp, incomingMessage.Timestamp);
var responseFields = new Dictionary<string, string> {
{ "age", request.Age.ToString() },
{ "Name", request.Name },
{ "Location", request.Location.AbsoluteUri },
{ "Timestamp", XmlConvert.ToString(request.Timestamp, XmlDateTimeSerializationMode.Utc) },
};
rawResponse = new Response {
Body = MessagingUtilities.CreateQueryString(responseFields),
};
return rawResponse;
};
this.channel.PreferredTransmissionScheme = scheme;
IProtocolMessage response = this.channel.Request(request);
Assert.IsNotNull(response);
Assert.IsInstanceOfType(response, typeof(TestMessage));
TestMessage responseMessage = (TestMessage)response;
Assert.AreEqual(request.Age, responseMessage.Age);
Assert.AreEqual(request.Name, responseMessage.Name);
Assert.AreEqual(request.Location, responseMessage.Location);
}
private void ParameterizedReceiveTest(MessageScheme scheme) {
var fields = new Dictionary<string, string> {
{ "age", "15" },
{ "Name", "Andrew" },
{ "Location", "http://hostb/pathB" },
{ "Timestamp", XmlConvert.ToString(DateTime.UtcNow, XmlDateTimeSerializationMode.Utc) },
};
IProtocolMessage requestMessage = this.channel.ReadFromRequest(CreateHttpRequestInfo(scheme, fields));
Assert.IsNotNull(requestMessage);
Assert.IsInstanceOfType(requestMessage, typeof(TestMessage));
TestMessage testMessage = (TestMessage)requestMessage;
Assert.AreEqual(15, testMessage.Age);
Assert.AreEqual("Andrew", testMessage.Name);
Assert.AreEqual("http://hostb/pathB", testMessage.Location.AbsoluteUri);
}
}
}
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