sonic-buildimage/platform/mellanox/mlnx-platform-api/tests/test_sfp.py
Junchao-Mellanox 46ebd06403
[Mellanox] Fix issue: set lpmode by platform API does not work (#11732)
- Why I did it
Fix issue: set lpmode by platform API does not work

- How I did it
Fix miss return value in code

- How to verify it
Manual test
2022-08-18 13:07:38 +03:00

122 lines
5.2 KiB
Python

#
# Copyright (c) 2021 NVIDIA CORPORATION & AFFILIATES.
# Apache-2.0
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
import os
import sys
if sys.version_info.major == 3:
from unittest import mock
else:
import mock
test_path = os.path.dirname(os.path.abspath(__file__))
modules_path = os.path.dirname(test_path)
sys.path.insert(0, modules_path)
from sonic_platform.sfp import SFP, SX_PORT_MODULE_STATUS_INITIALIZING, SX_PORT_MODULE_STATUS_PLUGGED, SX_PORT_MODULE_STATUS_UNPLUGGED, SX_PORT_MODULE_STATUS_PLUGGED_WITH_ERROR, SX_PORT_MODULE_STATUS_PLUGGED_DISABLED
from sonic_platform.chassis import Chassis
from sonic_platform.sfp import MlxregManager
from tests.input_platform import output_sfp
class TestSfp:
@mock.patch('sonic_platform.device_data.DeviceDataManager.get_linecard_count', mock.MagicMock(return_value=8))
@mock.patch('sonic_platform.device_data.DeviceDataManager.get_linecard_max_port_count')
def test_sfp_index(self, mock_max_port):
sfp = SFP(0)
assert sfp.sdk_index == 0
assert sfp.index == 1
mock_max_port.return_value = 16
sfp = SFP(sfp_index=0, slot_id=1, linecard_port_count=16, lc_name='LINE-CARD1')
assert sfp.sdk_index == 0
assert sfp.index == 1
sfp = SFP(sfp_index=5, slot_id=3, linecard_port_count=16, lc_name='LINE-CARD1')
assert sfp.sdk_index == 5
assert sfp.index == 38
sfp = SFP(sfp_index=1, slot_id=1, linecard_port_count=4, lc_name='LINE-CARD1')
assert sfp.sdk_index == 1
assert sfp.index == 5
@mock.patch('sonic_platform.sfp.SFP.read_eeprom', mock.MagicMock(return_value=None))
@mock.patch('sonic_platform.sfp.SFP.shared_sdk_handle', mock.MagicMock(return_value=2))
@mock.patch('sonic_platform.sfp.SFP._get_module_info')
@mock.patch('sonic_platform.chassis.Chassis.get_num_sfps', mock.MagicMock(return_value=2))
@mock.patch('sonic_platform.chassis.extract_RJ45_ports_index', mock.MagicMock(return_value=[]))
def test_sfp_get_error_status(self, mock_get_error_code):
chassis = Chassis()
# Fetch an SFP module to test
sfp = chassis.get_sfp(1)
description_dict = sfp._get_error_description_dict()
for error in description_dict.keys():
mock_get_error_code.return_value = (SX_PORT_MODULE_STATUS_PLUGGED_WITH_ERROR, error)
description = sfp.get_error_description()
assert description == description_dict[error]
mock_get_error_code.return_value = (SX_PORT_MODULE_STATUS_PLUGGED_WITH_ERROR, -1)
description = sfp.get_error_description()
assert description == "Unknown error (-1)"
expected_description_list = [
(SX_PORT_MODULE_STATUS_INITIALIZING, "Initializing"),
(SX_PORT_MODULE_STATUS_PLUGGED, "OK"),
(SX_PORT_MODULE_STATUS_UNPLUGGED, "Unplugged"),
(SX_PORT_MODULE_STATUS_PLUGGED_DISABLED, "Disabled")
]
for oper_code, expected_description in expected_description_list:
mock_get_error_code.return_value = (oper_code, -1)
description = sfp.get_error_description()
assert description == expected_description
@mock.patch('sonic_platform.sfp.SFP.get_mst_pci_device', mock.MagicMock(return_value="pciconf"))
@mock.patch('sonic_platform.sfp.MlxregManager.write_mlxreg_eeprom', mock.MagicMock(return_value=True))
def test_sfp_write_eeprom(self):
mlxreg_mngr = MlxregManager("", 0, 0)
write_buffer = bytearray([1,2,3,4])
offset = 793
sfp = SFP(0)
sfp.write_eeprom(offset, 4, write_buffer)
MlxregManager.write_mlxreg_eeprom.assert_called_with(4, output_sfp.write_eeprom_dword1, 153, 5)
offset = 641
write_buffer = bytearray([1,2,3,4,5,6])
sfp.write_eeprom(offset, 6, write_buffer)
MlxregManager.write_mlxreg_eeprom.assert_called_with(6, output_sfp.write_eeprom_dword2, 129, 4)
@mock.patch('sonic_platform.sfp.SFP.get_mst_pci_device', mock.MagicMock(return_value="pciconf"))
@mock.patch('sonic_platform.sfp.MlxregManager.read_mlxred_eeprom', mock.MagicMock(return_value=output_sfp.read_eeprom_output))
def test_sfp_read_eeprom(self):
mlxreg_mngr = MlxregManager("", 0, 0)
offset = 644
sfp = SFP(0)
assert output_sfp.y_cable_part_number == sfp.read_eeprom(offset, 16).decode()
MlxregManager.read_mlxred_eeprom.assert_called_with(132, 4, 16)
@mock.patch('sonic_platform.sfp.SFP._fetch_port_status')
def test_is_port_admin_status_up(self, mock_port_status):
mock_port_status.return_value = (0, True)
assert SFP.is_port_admin_status_up(None, None)
mock_port_status.return_value = (0, False)
assert not SFP.is_port_admin_status_up(None, None)