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Add unit test for core grains

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Erik Johnson 2016-02-22 16:35:53 -06:00 committed by rallytime
parent 409d4bacdc
commit 468c637032
2 changed files with 126 additions and 0 deletions
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tests/unit/grains/__init__.py Normal file
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# -*- coding: utf-8 -*-

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tests/unit/grains/core.py Normal file
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# -*- coding: utf-8 -*-
'''
:codeauthor: :email:`Erik Johnson <erik@saltstack.com>`
'''
# Import Python libs
from __future__ import absolute_import
import os
import platform
# Import Salt Testing Libs
from salttesting import TestCase, skipIf
from salttesting.helpers import ensure_in_syspath
from salttesting.mock import (
MagicMock,
patch,
NO_MOCK,
NO_MOCK_REASON
)
ensure_in_syspath('../../')
# Import Salt Libs
import salt.utils
from salt.grains import core
# Globals
core.__salt__ = {}
@skipIf(NO_MOCK, NO_MOCK_REASON)
class CoreGrainsTestCase(TestCase):
'''
Test cases for core grains
'''
@skipIf(not salt.utils.is_linux(), 'System is not Linux')
def test_gnu_slash_linux_in_os_name(self):
'''
Test to return a list of all enabled services
'''
_path_exists_map = {
'/proc/1/cmdline': False
}
_path_isfile_map = {}
_cmd_run_map = {
'dpkg --print-architecture': 'amd64'
}
path_exists_mock = MagicMock(side_effect=lambda x: _path_exists_map[x])
path_isfile_mock = MagicMock(
side_effect=lambda x: _path_isfile_map.get(x, False)
)
cmd_run_mock = MagicMock(
side_effect=lambda x: _cmd_run_map[x]
)
empty_mock = MagicMock(return_value={})
orig_import = __import__
def _import_mock(name, *args):
if name == 'lsb_release':
raise ImportError('No module named lsb_release')
return orig_import(name, *args)
# Skip the first if statement
with patch.object(salt.utils, 'is_proxy',
MagicMock(return_value=False)):
# Skip the selinux/systemd stuff (not pertinent)
with patch.object(core, '_linux_bin_exists',
MagicMock(return_value=False)):
# Skip the init grain compilation (not pertinent)
with patch.object(os.path, 'exists', path_exists_mock):
# Ensure that lsb_release fails to import
with patch('__builtin__.__import__',
side_effect=_import_mock):
# Skip all the /etc/*-release stuff (not pertinent)
with patch.object(os.path, 'isfile', path_isfile_mock):
# Mock platform.linux_distribution to give us the
# OS name that we want.
distro_mock = MagicMock(
return_value=('Debian GNU/Linux', '8.3', '')
)
with patch.object(
platform,
'linux_distribution',
distro_mock):
# Make a bunch of functions return empty dicts,
# we don't care about these grains for the
# purposes of this test.
with patch.object(
core,
'_linux_cpudata',
empty_mock):
with patch.object(
core,
'_linux_gpu_data',
empty_mock):
with patch.object(
core,
'_memdata',
empty_mock):
with patch.object(
core,
'_hw_data',
empty_mock):
with patch.object(
core,
'_virtual',
empty_mock):
with patch.object(
core,
'_ps',
empty_mock):
# Mock the osarch
with patch.dict(
core.__salt__,
{'cmd.run': cmd_run_mock}):
os_grains = core.os_data()
self.assertEqual(os_grains.get('os_family'), 'Debian')
if __name__ == '__main__':
from integration import run_tests
run_tests(CoreGrainsTestCase, needs_daemon=False)