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//
// Authors:
// Marek Habersack <grendel@twistedcode.net>
//
// (C) 2011 Novell, Inc (http://novell.com/)
//
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
using System.Security.Cryptography;
using System;
using System.Text;
using System.Web.Security;
using NUnit.Framework;
namespace MonoTests.System.Web.Security
{
[TestFixture]
public class MachineKeyTest
{
[Test]
[MonoTODO ("Find out why the difference in result sizes exists between .NET and Mono")]
public void Encode ()
{
#if DOT_NET
const int ALL_EXPECTED_SIZE = 192;
const int ENCRYPTION_EXPECTED_SIZE = 128;
#else
const int ALL_EXPECTED_SIZE = 128;
const int ENCRYPTION_EXPECTED_SIZE = 64;
#endif
const int VALIDATION_EXPECTED_SIZE = 64;
Assert.Throws<ArgumentNullException> (() => {
MachineKey.Encode (null, MachineKeyProtection.All);
}, "#A1-1");
string result = MachineKey.Encode (new byte[] {}, (MachineKeyProtection)12345);
Assert.IsNotNull (result, "#A1-1");
Assert.AreEqual (0, result.Length, "#A1-2");
result = MachineKey.Encode (new byte[] {}, MachineKeyProtection.All);
Assert.IsNotNull (result, "#B1-1");
Assert.AreEqual (ALL_EXPECTED_SIZE, result.Length, "#B1-2");
result = MachineKey.Encode (new byte [] { }, MachineKeyProtection.Encryption);
Assert.IsNotNull (result, "#C1-1");
Assert.AreEqual (ENCRYPTION_EXPECTED_SIZE, result.Length, "#C1-2");
result = MachineKey.Encode (new byte [] { }, MachineKeyProtection.Validation);
Assert.IsNotNull (result, "#D1-1");
Assert.AreEqual (VALIDATION_EXPECTED_SIZE, result.Length, "#D1-2");
}
[Test]
public void Decode ()
{
byte[] decoded;
Assert.Throws<ArgumentNullException> (() => {
MachineKey.Decode (null, MachineKeyProtection.All);
}, "#A1-1");
Assert.Throws<ArgumentException> (() => {
decoded = MachineKey.Decode (String.Empty, MachineKeyProtection.All);
}, "#A1-2");
var sb = new StringBuilder ().Append ('0', 192);
decoded = MachineKey.Decode (sb.ToString (), (MachineKeyProtection)12345);
Assert.IsNotNull (decoded, "#A2-1");
Assert.AreEqual (96, decoded.Length, "#A2-2");
sb = new StringBuilder ().Append ('0', 128);
decoded = MachineKey.Decode (sb.ToString (), (MachineKeyProtection) 12345);
Assert.IsNotNull (decoded, "#A3-1");
Assert.AreEqual (64, decoded.Length, "#A3-2");
sb = new StringBuilder ().Append ('0', 96);
decoded = MachineKey.Decode (sb.ToString (), (MachineKeyProtection) 12345);
Assert.IsNotNull (decoded, "#A4-1");
Assert.AreEqual (48, decoded.Length, "#A4-2");
sb = new StringBuilder ().Append ('0', 10);
decoded = MachineKey.Decode (sb.ToString (), (MachineKeyProtection) 12345);
Assert.IsNotNull (decoded, "#A5-1");
Assert.AreEqual (5, decoded.Length, "#A5-2");
Assert.Throws<ArgumentException> (() => {
decoded = MachineKey.Decode ("test", MachineKeyProtection.All);
}, "#B1-1");
Assert.Throws<ArgumentException> (() => {
decoded = MachineKey.Decode ("test", MachineKeyProtection.Encryption);
}, "#B1-2");
Assert.Throws<ArgumentException> (() => {
decoded = MachineKey.Decode ("test", MachineKeyProtection.Validation);
}, "#B1-3");
sb = new StringBuilder ().Append ('0', 1);
try {
decoded = MachineKey.Decode (sb.ToString (), MachineKeyProtection.All);
Assert.Fail ("#C1-2 [no exception]");
} catch (ArgumentException) {
// success
} catch {
Assert.Fail ("#C1-2 [invalid exception]");
}
sb = new StringBuilder ().Append ('0', 2);
try {
decoded = MachineKey.Decode (sb.ToString (), MachineKeyProtection.All);
} catch (ArgumentException ex) {
Console.WriteLine (ex);
Assert.Fail ("#C1-3");
} catch {
// success
}
sb = new StringBuilder ().Append ('0', 193);
try {
decoded = MachineKey.Decode (sb.ToString (), MachineKeyProtection.All);
Assert.Fail ("#C2-1 [no exception]");
} catch (ArgumentException) {
// success
} catch {
Assert.Fail ("#C2-1 [invalid exception]");
}
sb = new StringBuilder ().Append ('0', 129);
try {
decoded = MachineKey.Decode (sb.ToString (), MachineKeyProtection.All);
Assert.Fail ("#C3-1 [no exception]");
} catch (ArgumentException) {
// success
} catch {
Assert.Fail ("#C3-2 [invalid exception]");
}
sb = new StringBuilder ().Append ('0', 64);
try {
decoded = MachineKey.Decode (sb.ToString (), MachineKeyProtection.All);
} catch (ArgumentException) {
Assert.Fail ("#C4-1");
} catch {
// Success
}
}
[Test]
public void Protect ()
{
Assert.Throws<ArgumentNullException> (() =>
MachineKey.Protect (null, null),
"MachineKey.Protect not throwing an ArgumentNullException");
Assert.Throws<ArgumentNullException> (() =>
MachineKey.Protect (null, new [] { "test" }),
"MachineKey.Protect not throwing an ArgumentNullException");
var testString = "asfgasd43tqrt4";
var validUsages = new [] { "usage1", "usage2" };
var oneUsage = new [] { "usage1" };
var invalidUsages = new [] { "usage1", "invalidUsage" };
var plainBytes = Encoding.ASCII.GetBytes (testString);
var encryptedBytes = MachineKey.Protect (plainBytes, validUsages);
var validDecryptedBytes = MachineKey.Unprotect (encryptedBytes, validUsages);
Assert.AreEqual (plainBytes, validDecryptedBytes, "Decryption didn't work");
Assert.Throws<CryptographicException> (() =>
MachineKey.Unprotect (encryptedBytes, invalidUsages),
"Purposes not encrypting properly");
Assert.Throws<CryptographicException> (() =>
MachineKey.Unprotect (encryptedBytes, oneUsage),
"Single purpose working when multiple supplied");
}
}
}
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