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//-----------------------------------------------------------------------
// <copyright file="StandardReplayProtectionBindingElementTests.cs" company="Andrew Arnott">
// Copyright (c) Andrew Arnott. All rights reserved.
// </copyright>
//-----------------------------------------------------------------------
namespace DotNetOpenAuth.Test.Messaging.Bindings {
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using DotNetOpenAuth.Messaging;
using DotNetOpenAuth.Messaging.Bindings;
using DotNetOpenAuth.OpenId;
using DotNetOpenAuth.OpenId.ChannelElements;
using DotNetOpenAuth.OpenId.Messages;
using DotNetOpenAuth.Test.Mocks;
using Microsoft.VisualStudio.TestTools.UnitTesting;
[TestClass]
public class StandardReplayProtectionBindingElementTests : MessagingTestBase {
private Protocol protocol;
private StandardReplayProtectionBindingElement nonceElement;
private IReplayProtectedProtocolMessage message;
private INonceStore nonceStore;
[TestInitialize]
public override void SetUp() {
base.SetUp();
this.protocol = Protocol.Default;
this.nonceStore = new NonceMemoryStore(TimeSpan.FromHours(3));
this.nonceElement = new StandardReplayProtectionBindingElement(this.nonceStore);
this.message = new TestReplayProtectedMessage();
this.message.UtcCreationDate = DateTime.UtcNow;
}
/// <summary>
/// Verifies that the generated nonce includes random characters.
/// </summary>
[TestMethod]
public void RandomCharactersTest() {
Assert.IsNotNull(this.nonceElement.PrepareMessageForSending(this.message));
Assert.IsNotNull(this.message.Nonce, "No nonce was set on the message.");
Assert.AreNotEqual(0, this.message.Nonce.Length, "The generated nonce was empty.");
string firstNonce = this.message.Nonce;
// Apply another nonce and verify that they are different than the first ones.
Assert.IsNotNull(this.nonceElement.PrepareMessageForSending(this.message));
Assert.IsNotNull(this.message.Nonce, "No nonce was set on the message.");
Assert.AreNotEqual(0, this.message.Nonce.Length, "The generated nonce was empty.");
Assert.AreNotEqual(firstNonce, this.message.Nonce, "The two generated nonces are identical.");
}
/// <summary>
/// Verifies that a message is received correctly.
/// </summary>
[TestMethod]
public void ValidMessageReceivedTest() {
this.message.Nonce = "a";
Assert.IsNotNull(this.nonceElement.PrepareMessageForReceiving(this.message));
}
/// <summary>
/// Verifies that a message that doesn't have a string of random characters is received correctly.
/// </summary>
[TestMethod]
public void ValidMessageNoNonceReceivedTest() {
this.message.Nonce = string.Empty;
this.nonceElement.AllowZeroLengthNonce = true;
Assert.IsNotNull(this.nonceElement.PrepareMessageForReceiving(this.message));
}
/// <summary>
/// Verifies that a message that doesn't have a string of random characters is received correctly.
/// </summary>
[TestMethod, ExpectedException(typeof(ProtocolException))]
public void InvalidMessageNoNonceReceivedTest() {
this.message.Nonce = string.Empty;
this.nonceElement.AllowZeroLengthNonce = false;
Assert.IsNotNull(this.nonceElement.PrepareMessageForReceiving(this.message));
}
/// <summary>
/// Verifies that a replayed message is rejected.
/// </summary>
[TestMethod, ExpectedException(typeof(ReplayedMessageException))]
public void ReplayDetectionTest() {
this.message.Nonce = "a";
Assert.IsNotNull(this.nonceElement.PrepareMessageForReceiving(this.message));
// Now receive the same message again. This should throw because it's a message replay.
this.nonceElement.PrepareMessageForReceiving(this.message);
}
}
}
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