ansible/test/units/module_utils/common/test_sys_info.py

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# -*- coding: utf-8 -*-
# (c) 2012-2014, Michael DeHaan <michael.dehaan@gmail.com>
# (c) 2016 Toshio Kuratomi <tkuratomi@ansible.com>
# (c) 2017-2018 Ansible Project
# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
from __future__ import absolute_import, division, print_function
__metaclass__ = type
import pytest
from units.compat.mock import patch
from ansible.module_utils.six.moves import builtins
# Functions being tested
from ansible.module_utils.common.sys_info import get_distribution
from ansible.module_utils.common.sys_info import get_distribution_version
from ansible.module_utils.common.sys_info import get_platform_subclass
realimport = builtins.__import__
@pytest.fixture
def platform_linux(mocker):
mocker.patch('platform.system', return_value='Linux')
#
# get_distribution tests
#
def test_get_distribution_not_linux():
"""If it's not Linux, then it has no distribution"""
with patch('platform.system', return_value='Foo'):
assert get_distribution() is None
@pytest.mark.usefixtures("platform_linux")
class TestGetDistribution:
""" Tests for get_distribution that have to find somethine"""
def test_distro_known(self):
with patch('ansible.module_utils.distro.name', return_value="foo"):
assert get_distribution() == "Foo"
def test_distro_unknown(self):
with patch('ansible.module_utils.distro.name', return_value=""):
assert get_distribution() == "OtherLinux"
def test_distro_amazon_part_of_another_name(self):
with patch('ansible.module_utils.distro.name', return_value="AmazonFooBar"):
assert get_distribution() == "Amazonfoobar"
def test_distro_amazon_linux(self):
with patch('ansible.module_utils.distro.name', return_value="Amazon Linux AMI"):
assert get_distribution() == "Amazon"
#
# get_distribution_version tests
#
def test_get_distribution_version_not_linux():
"""If it's not Linux, then it has no distribution"""
with patch('platform.system', return_value='Foo'):
assert get_distribution_version() is None
@pytest.mark.usefixtures("platform_linux")
def test_distro_found():
with patch('ansible.module_utils.distro.version', return_value="1"):
assert get_distribution_version() == "1"
#
# Tests for get_platform_subclass
#
class TestGetPlatformSubclass:
class LinuxTest:
pass
class Foo(LinuxTest):
platform = "Linux"
distribution = None
class Bar(LinuxTest):
platform = "Linux"
distribution = "Bar"
def test_not_linux(self):
# if neither match, the fallback should be the top-level class
with patch('platform.system', return_value="Foo"):
with patch('ansible.module_utils.common.sys_info.get_distribution', return_value=None):
assert get_platform_subclass(self.LinuxTest) is self.LinuxTest
@pytest.mark.usefixtures("platform_linux")
def test_get_distribution_none(self):
# match just the platform class, not a specific distribution
with patch('ansible.module_utils.common.sys_info.get_distribution', return_value=None):
assert get_platform_subclass(self.LinuxTest) is self.Foo
@pytest.mark.usefixtures("platform_linux")
def test_get_distribution_found(self):
# match both the distribution and platform class
with patch('ansible.module_utils.common.sys_info.get_distribution', return_value="Bar"):
assert get_platform_subclass(self.LinuxTest) is self.Bar