% Regression tests on Windows only for Scapy

# More informations at http://www.secdev.org/projects/UTscapy/

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+ Mocked read_routes6() calls

= Windows with fake IPv6 adapter

import mock

def check_mandatory_ipv6_routes_windows(routes6):
    """Ensure that mandatory IPv6 routes are present. There is not always a loopback interface on windows !"""
    if len(filter(lambda r: r[0] == "fe80::" and (r[1] == 64 or r[1] == 32), routes6)) < 1:
        return False
    if len(filter(lambda r: in6_islladdr(r[0]) and r[1] == 128, routes6)) < 1:
        return False
    return True

def dev_from_index_custom(if_index):
    if_list = [{'mac': 'D0-50-99-56-DD-F9', 'win_index': '13', 'guid': '{C56DFFB3-992C-4964-B000-3E7C0F76E8BA}', 'name': 'Killer E2200 Gigabit Ethernet Controller', 'description': 'Ethernet'}, {'mac': '00-FF-0E-C7-25-37', 'win_index': '3', 'guid': '{0EC72537-B662-4F5D-B34E-48BFAE799BBE}', 'name': 'TAP-Windows Adapter V9', 'description': 'Ethernet 2'}]
    values = {}
    for i in if_list:
            try:
                interface = NetworkInterface(i)
                values[interface.guid] = interface
            except (KeyError, PcapNameNotFoundError):
                pass
    for devname, iface in values.items():
        if iface.win_index == str(if_index):
            return iface
    raise ValueError("Unknown network interface index %r" % if_index)

@mock.patch("scapy.arch.windows.winpcapy_get_if_list")
@mock.patch("scapy.arch.windows.dev_from_index")
@mock.patch("scapy.arch.windows.sp.Popen")
def test_read_routes6_windows(mock_comm, mock_dev_from_index, mock_winpcapylist):
    """Test read_routes6() on Windows"""
    # 'Get-NetRoute -AddressFamily IPV6 | select ifIndex, DestinationPrefix, NextHop'
    get_net_route_output = """
ifIndex DestinationPrefix                          NextHop
------- -----------------                          -------
3 ff00::/8                                   ::
16 ff00::/8                                   ::
13 ff00::/8                                   ::
1 ff00::/8                                   ::
13 fe80::dc1d:24e8:af00:125e/128              ::
3 fe80::9402:5804:cb16:fb3b/128              ::
16 fe80::100:7f:fffe/128                      ::
3 fe80::/64                                  ::
16 fe80::/64                                  ::
13 fe80::/64                                  ::
13 2a01:e35:2f17:fe60:dc1d:24e8:af00:125e/128 ::
13 2a01:e35:2f17:fe60::/64                    ::
1 ::1/128                                    ::
13 ::/0                                       fe80::224:d4ff:fea0:a6d7
"""
    mock_comm.return_value.communicate.return_value = (get_net_route_output, "")
    mock_winpcapylist.return_value = [u'\\Device\\NPF_{0EC72537-B662-4F5D-B34E-48BFAE799BBE}', u'\\Device\\NPF_{C56DFFB3-992C-4964-B000-3E7C0F76E8BA}']
    # Mocked in6_getifaddr() output
    mock_dev_from_index.side_effect = dev_from_index_custom
    # Test the function
    routes = read_routes6()
    for r in routes:
        print r
    assert(len(routes) == 9)
    assert(check_mandatory_ipv6_routes_windows(routes))


test_read_routes6_windows()