def test_get_interface_mac_address(self):
    result = get_interface_mac_address(self.device, 'GigabitEthernet1')
    expected_output = '5e01.4000.0000'
    self.assertEqual(result, expected_output)
def test_get_interface_mac_address(self):
    result = get_interface_mac_address(self.device, 'GigabitEthernet1')
    expected_output = '5e01.4000.0000'
    self.assertEqual(result, expected_output)