175   def _TestTunnel(self, inner_version, outer_version, func, direction,  member in XfrmTunnelTest
220     self._TestTunnel(inner_version, outer_version, self._CheckTunnelInput,
224     self._TestTunnel(inner_version, outer_version, self._CheckTunnelOutput,
228     self._TestTunnel(inner_version, outer_version, self._CheckTunnelOutput,
804   def _TestTunnel(self, inner_version, outer_version, func, use_null_crypt):  member in XfrmTunnelBase
903     self._TestTunnel(inner_version, outer_version, self._CheckTunnelInput, True)
906     self._TestTunnel(inner_version, outer_version, self._CheckTunnelOutput,
910     self._TestTunnel(inner_version, outer_version, self._CheckTunnelEncryption,
914     self._TestTunnel(inner_version, outer_version, self._CheckTunnelIcmp, False)
917     self._TestTunnel(inner_version, outer_version,
930     self._TestTunnel(inner_version, outer_version, self._CheckTunnelInput, True)
933     self._TestTunnel(inner_version, outer_version, self._CheckTunnelOutput,
937     self._TestTunnel(inner_version, outer_version, self._CheckTunnelEncryption,
941     self._TestTunnel(inner_version, outer_version, self._CheckTunnelIcmp, False)
944     self._TestTunnel(inner_version, outer_version,