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//
// BasicConstraintsExtensionTest.cs - NUnit Test Cases for
// Mono.Security.X509.Extensions.BasicConstraintsExtension
//
// Authors:
// Sebastien Pouliot <sebastien@ximian.com>
//
// Copyright (C) 2005 Novell, Inc (http://www.novell.com)
//
using System;
using System.IO;
using Mono.Security;
using Mono.Security.X509;
using Mono.Security.X509.Extensions;
using NUnit.Framework;
namespace MonoTests.Mono.Security.X509.Extensions {
[TestFixture]
public class BasicConstraintsExtensionTest {
private void Save (string filename, X509Extension ext)
{
using (FileStream fs = File.OpenWrite (filename)) {
byte[] raw = ext.GetBytes ();
fs.Write (raw, 0, raw.Length);
fs.Close ();
}
}
private void Empty (BasicConstraintsExtension bce)
{
Assert.IsFalse (bce.Critical, "Critical");
Assert.AreEqual ("2.5.29.19", bce.Oid, "Oid");
Assert.IsNotNull (bce.Name, "Name");
Assert.IsFalse (bce.Name == bce.Oid, "Name!=Oid");
Assert.IsFalse (bce.CertificateAuthority, "CertificateAuthority");
Assert.AreEqual (BasicConstraintsExtension.NoPathLengthConstraint, bce.PathLenConstraint, "PathLenConstraint");
}
[Test]
public void Constructor_Empty ()
{
BasicConstraintsExtension bce = new BasicConstraintsExtension ();
Empty (bce);
}
[Test]
public void Constructor_Extension ()
{
BasicConstraintsExtension ext = new BasicConstraintsExtension ();
BasicConstraintsExtension bce = new BasicConstraintsExtension (ext);
Empty (bce);
}
[Test]
public void Constructor_ASN1 ()
{
BasicConstraintsExtension ext = new BasicConstraintsExtension ();
BasicConstraintsExtension bce = new BasicConstraintsExtension (ext.ASN1);
Empty (bce);
}
[Test]
public void CertificateAuthority_Critical ()
{
BasicConstraintsExtension bce = new BasicConstraintsExtension ();
bce.Critical = true;
bce.CertificateAuthority = true;
bce.PathLenConstraint = 0;
Assert.AreEqual ("30-12-06-03-55-1D-13-01-01-FF-04-08-30-06-01-01-FF-02-01-00", BitConverter.ToString (bce.GetBytes ()), "GetBytes");
BasicConstraintsExtension bce2 = new BasicConstraintsExtension (bce.ASN1);
Assert.IsTrue (bce2.Critical, "Critical");
Assert.IsTrue (bce2.CertificateAuthority, "CertificateAuthority");
Assert.AreEqual (0, bce2.PathLenConstraint, "PathLenConstraint");
}
[Test]
public void CertificateAuthority_NoPathLengthConstraint ()
{
BasicConstraintsExtension bce = new BasicConstraintsExtension ();
bce.CertificateAuthority = true;
bce.PathLenConstraint = BasicConstraintsExtension.NoPathLengthConstraint;
Assert.AreEqual ("30-0C-06-03-55-1D-13-04-05-30-03-01-01-FF", BitConverter.ToString (bce.GetBytes ()), "GetBytes");
BasicConstraintsExtension bce2 = new BasicConstraintsExtension (bce.ASN1);
Assert.IsFalse (bce2.Critical, "Critical");
Assert.IsTrue (bce2.CertificateAuthority, "CertificateAuthority");
Assert.AreEqual (BasicConstraintsExtension.NoPathLengthConstraint, bce2.PathLenConstraint, "PathLenConstraint");
}
[Test]
public void NotCertificateAuthority ()
{
BasicConstraintsExtension bce = new BasicConstraintsExtension ();
bce.CertificateAuthority = false;
// CertificateAuthority isn't encoded (default value is false)
bce.PathLenConstraint = Int32.MaxValue;
// PathLenConstraint is ignored (per RFC3280)
Assert.AreEqual ("30-09-06-03-55-1D-13-04-02-30-00", BitConverter.ToString (bce.GetBytes ()), "GetBytes");
BasicConstraintsExtension bce2 = new BasicConstraintsExtension (bce.ASN1);
Assert.IsFalse (bce2.Critical, "Critical");
Assert.IsFalse (bce2.CertificateAuthority, "CertificateAuthority");
Assert.AreEqual (BasicConstraintsExtension.NoPathLengthConstraint, bce2.PathLenConstraint, "PathLenConstraint");
}
[Test]
[ExpectedException (typeof (ArgumentOutOfRangeException))]
public void NegativePathLenConstraint ()
{
BasicConstraintsExtension bce = new BasicConstraintsExtension ();
bce.PathLenConstraint = Int32.MinValue;
}
}
}
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