public void PermissionStateUnrestricted ()
		{
			// In 2.0 Unrestricted are permitted for identity permissions
			PublisherIdentityPermission p = new PublisherIdentityPermission (PermissionState.Unrestricted);
			Assert.IsNotNull (p, "PublisherIdentityPermission(PermissionState.None)");
			PublisherIdentityPermission copy = (PublisherIdentityPermission)p.Copy ();
			SecurityElement se = p.ToXml ();
			Assert.IsTrue (se.Attribute ("class").StartsWith (className), "ToXml-class");
			Assert.AreEqual ("1", se.Attribute("version"), "ToXml-version");
			Assert.AreEqual ("true", se.Attribute("Unrestricted"), "ToXml-Unrestricted");
			Assert.IsNull (p.Certificate, "Certificate==null");
			// and they aren't equals to None
			Assert.IsTrue (!p.Equals (new PublisherIdentityPermission (PermissionState.None)));
		}