salt/tests/unit/grains/test_nvme.py

64 lines
2.2 KiB
Python

# -*- coding: utf-8 -*-
'''
:codeauthor: :email:`Simon Dodsley <simon@purestorage.com>`
'''
# Import Python libs
from __future__ import absolute_import, print_function, unicode_literals
import errno
import textwrap
# Import Salt Testing Libs
from tests.support.unit import TestCase
from tests.support.mock import (
patch,
mock_open,
MagicMock
)
# Import Salt Libs
import salt.grains.nvme as nvme
class NvmeGrainsTestCase(TestCase):
'''
Test cases for nvme grains
'''
def test_linux_nvme_nqn_grains(self):
_nvme_file = textwrap.dedent('''\
nqn.2014-08.org.nvmexpress:fc_lif:uuid:2cd61a74-17f9-4c22-b350-3020020c458d
''')
with patch('salt.utils.files.fopen', mock_open(read_data=_nvme_file)):
nqn = nvme._linux_nqn()
assert isinstance(nqn, list)
assert len(nqn) == 1
assert nqn == ['nqn.2014-08.org.nvmexpress:fc_lif:uuid:2cd61a74-17f9-4c22-b350-3020020c458d']
@patch('salt.utils.files.fopen', MagicMock(side_effect=IOError(errno.EPERM,
'The cables are not the same length.')))
@patch('salt.grains.nvme.log', MagicMock())
def test_linux_nqn_non_root(self):
'''
Test if linux_nqn is running on salt-master as non-root
and handling access denial properly.
:return:
'''
assert nvme._linux_nqn() == []
nvme.log.debug.assert_called()
assert 'Error while accessing' in nvme.log.debug.call_args[0][0]
assert 'cables are not the same' in nvme.log.debug.call_args[0][2].strerror
assert nvme.log.debug.call_args[0][2].errno == errno.EPERM
assert nvme.log.debug.call_args[0][1] == '/etc/nvme/hostnqn'
@patch('salt.utils.files.fopen', MagicMock(side_effect=IOError(errno.ENOENT, '')))
@patch('salt.grains.nvme.log', MagicMock())
def test_linux_nqn_no_nvme_initiator(self):
'''
Test if linux_nqn is running on salt-master as root.
nvme initiator is not there accessible or is not supported.
:return:
'''
assert nvme._linux_nqn() == []
nvme.log.debug.assert_not_called()