'Test get_interface_mac under normal conditions'

def test_get_interface_mac_address(self):

    interface_name = 'wlan0'
    interface_object = 'Card    Object'
    adapter = interfaces.NetworkAdapter(interface_name, interface_object, self.mac_address)
    self.network_manager._name_to_object[interface_name] = adapter
    self.network_manager._active.add(interface_name)
    self.assertEqual(self.network_manager.get_interface_mac(interface_name), self.mac_address)
