salt/tests/unit/beacons/test_memusage_beacon.py

71 lines
2.1 KiB
Python

# coding: utf-8
# Python libs
from __future__ import absolute_import
from collections import namedtuple
# Salt testing libs
from tests.support.unit import skipIf, TestCase
from tests.support.mock import NO_MOCK, NO_MOCK_REASON, patch, MagicMock
from tests.support.mixins import LoaderModuleMockMixin
# Salt libs
import salt.beacons.memusage as memusage
STUB_MEMORY_USAGE = namedtuple('vmem', 'total available percent used free active inactive buffers cached shared')(
15722012672, 9329594368, 40.7, 5137018880,
4678086656, 6991405056, 2078953472,
1156378624, 4750528512, 898908160)
@skipIf(NO_MOCK, NO_MOCK_REASON)
class MemUsageBeaconTestCase(TestCase, LoaderModuleMockMixin):
'''
Test case for salt.beacons.memusage
'''
def setup_loader_modules(self):
return {}
def test_non_list_config(self):
config = {}
ret = memusage.validate(config)
self.assertEqual(ret, (False, 'Configuration for memusage beacon must'
' be a list.'))
def test_empty_config(self):
config = [{}]
ret = memusage.validate(config)
self.assertEqual(ret, (False, 'Configuration for memusage beacon '
'requires percent.'))
def test_memusage_match(self):
with patch('psutil.virtual_memory',
MagicMock(return_value=STUB_MEMORY_USAGE)):
config = [{'percent': '40%'}, {'interval': 30}]
ret = memusage.validate(config)
self.assertEqual(ret, (True, 'Valid beacon configuration'))
ret = memusage.beacon(config)
self.assertEqual(ret, [{'memusage': 40.7}])
def test_memusage_nomatch(self):
with patch('psutil.virtual_memory',
MagicMock(return_value=STUB_MEMORY_USAGE)):
config = [{'percent': '70%'}]
ret = memusage.validate(config)
self.assertEqual(ret, (True, 'Valid beacon configuration'))
ret = memusage.beacon(config)
self.assertNotEqual(ret, [{'memusage': 50}])