public void ConvertFromUnknownRASTUNNELENDPOINTTest()
{
NativeMethods.RASTUNNELENDPOINT value = new NativeMethods.RASTUNNELENDPOINT();
value.type = NativeMethods.RASTUNNELENDPOINTTYPE.Unknown;
IPAddressConverter target = new IPAddressConverter();
IPAddress result = (IPAddress)target.ConvertFrom(value);
Assert.IsNull(result);
}
/// <summary>
/// Converts the given object to the type of this converter.
/// </summary>
/// <param name="context">An <see cref="ITypeDescriptorContext"/> that provides a format context.</param>
/// <param name="culture">A <see cref="System.Globalization.CultureInfo"/>. If null is passed, the current culture is presumed.</param>
/// <param name="value">The value to convert.</param>
/// <param name="destinationType">The destination type.</param>
/// <returns>The converted object.</returns>
public override object ConvertTo(ITypeDescriptorContext context, System.Globalization.CultureInfo culture, object value, Type destinationType)
{
IPAddress addr = (IPAddress)value;
if (destinationType == typeof(NativeMethods.RASIPADDR) && (addr == null || (addr != null && addr.AddressFamily == System.Net.Sockets.AddressFamily.InterNetwork)))
{
NativeMethods.RASIPADDR ipv4 = new NativeMethods.RASIPADDR();
if (value == null)
{
ipv4.addr = IPAddress.Any.GetAddressBytes();
}
else
{
ipv4.addr = addr.GetAddressBytes();
}
return ipv4;
}
#if (WIN2K8 || WIN7 || WIN8)
else if (destinationType == typeof(NativeMethods.RASIPV6ADDR) && (addr == null || (addr != null && addr.AddressFamily == System.Net.Sockets.AddressFamily.InterNetworkV6)))
{
NativeMethods.RASIPV6ADDR ipv6 = new NativeMethods.RASIPV6ADDR();
if (addr == null)
{
ipv6.addr = IPAddress.IPv6Any.GetAddressBytes();
}
else
{
ipv6.addr = addr.GetAddressBytes();
}
return ipv6;
}
#endif
#if (WIN7 || WIN8)
else if (destinationType == typeof(NativeMethods.RASTUNNELENDPOINT))
{
NativeMethods.RASTUNNELENDPOINT endpoint = new NativeMethods.RASTUNNELENDPOINT();
if (addr != null)
{
byte[] bytes = new byte[16];
byte[] actual = addr.GetAddressBytes();
// Transfer the bytes to the
Array.Copy(actual, bytes, actual.Length);
switch (addr.AddressFamily)
{
case AddressFamily.InterNetwork:
endpoint.type = NativeMethods.RASTUNNELENDPOINTTYPE.IPv4;
break;
case AddressFamily.InterNetworkV6:
endpoint.type = NativeMethods.RASTUNNELENDPOINTTYPE.IPv6;
break;
default:
endpoint.type = NativeMethods.RASTUNNELENDPOINTTYPE.Unknown;
break;
}
endpoint.addr = bytes;
}
return endpoint;
}
#endif
return base.ConvertTo(context, culture, value, destinationType);
}
public void ConvertFromIPv6RASTUNNELENDPOINTTest()
{
byte[] expected = IPAddress.IPv6Loopback.GetAddressBytes();
NativeMethods.RASTUNNELENDPOINT value = new NativeMethods.RASTUNNELENDPOINT();
value.type = NativeMethods.RASTUNNELENDPOINTTYPE.IPv6;
value.addr = expected;
IPAddressConverter target = new IPAddressConverter();
IPAddress result = (IPAddress)target.ConvertFrom(value);
byte[] actual = result.GetAddressBytes();
Assert.AreEqual<System.Net.Sockets.AddressFamily>(System.Net.Sockets.AddressFamily.InterNetworkV6, result.AddressFamily);
CollectionAssert.AreEqual(expected, actual);
}