kayobe/kayobe/tests/unit/test_utils.py

135 lines
5.6 KiB
Python

# Copyright (c) 2017 StackHPC Ltd.
#
# 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 subprocess
import unittest
import mock
import yaml
from kayobe import utils
class TestCase(unittest.TestCase):
@mock.patch.object(utils, "run_command")
def test_yum_install(self, mock_run):
utils.yum_install(["package1", "package2"])
mock_run.assert_called_once_with(["sudo", "yum", "-y", "install",
"package1", "package2"])
@mock.patch.object(utils, "run_command")
def test_yum_install_failure(self, mock_run):
mock_run.side_effect = subprocess.CalledProcessError(1, "command")
self.assertRaises(SystemExit,
utils.yum_install, ["package1", "package2"])
@mock.patch.object(utils, "run_command")
def test_galaxy_install(self, mock_run):
utils.galaxy_install("/path/to/role/file", "/path/to/roles")
mock_run.assert_called_once_with(["ansible-galaxy", "install",
"--roles-path", "/path/to/roles",
"--role-file", "/path/to/role/file"])
@mock.patch.object(utils, "run_command")
def test_galaxy_install_failure(self, mock_run):
mock_run.side_effect = subprocess.CalledProcessError(1, "command")
self.assertRaises(SystemExit,
utils.galaxy_install, "/path/to/role/file",
"/path/to/roles")
@mock.patch.object(utils, "run_command")
def test_galaxy_remove(self, mock_run):
utils.galaxy_remove(["role1", "role2"], "/path/to/roles")
mock_run.assert_called_once_with(["ansible-galaxy", "remove",
"--roles-path", "/path/to/roles",
"role1", "role2"])
@mock.patch.object(utils, "run_command")
def test_galaxy_remove_failure(self, mock_run):
mock_run.side_effect = subprocess.CalledProcessError(1, "command")
self.assertRaises(SystemExit,
utils.galaxy_install, ["role1", "role2"],
"/path/to/roles")
@mock.patch.object(utils, "read_file")
@mock.patch.object(yaml, "safe_load", wraps=yaml.safe_load)
def test_read_yaml_file(self, mock_load, mock_read):
config = """---
key1: value1
key2: value2
"""
mock_read.return_value = config
result = utils.read_yaml_file("/path/to/file")
self.assertEqual(result, {"key1": "value1", "key2": "value2"})
mock_read.assert_called_once_with("/path/to/file")
mock_load.assert_called_once_with(config)
@mock.patch.object(utils, "read_file")
def test_read_yaml_file_open_failure(self, mock_read):
mock_read.side_effect = IOError
self.assertRaises(SystemExit, utils.read_yaml_file, "/path/to/file")
@mock.patch.object(utils, "read_file")
def test_read_yaml_file_not_yaml(self, mock_read):
mock_read.return_value = "[1{!"
self.assertRaises(SystemExit, utils.read_yaml_file, "/path/to/file")
@mock.patch.object(subprocess, "check_call")
def test_run_command(self, mock_call):
output = utils.run_command(["command", "to", "run"])
mock_call.assert_called_once_with(["command", "to", "run"])
self.assertIsNone(output)
@mock.patch("kayobe.utils.open")
@mock.patch.object(subprocess, "check_call")
def test_run_command_quiet(self, mock_call, mock_open):
mock_devnull = mock_open.return_value.__enter__.return_value
output = utils.run_command(["command", "to", "run"], quiet=True)
mock_call.assert_called_once_with(["command", "to", "run"],
stdout=mock_devnull,
stderr=mock_devnull)
self.assertIsNone(output)
@mock.patch.object(subprocess, "check_output")
def test_run_command_check_output(self, mock_output):
mock_output.return_value = "command output"
output = utils.run_command(["command", "to", "run"], check_output=True)
mock_output.assert_called_once_with(["command", "to", "run"])
self.assertEqual(output, "command output")
@mock.patch.object(subprocess, "check_call")
def test_run_command_failure(self, mock_call):
mock_call.side_effect = subprocess.CalledProcessError(1, "command")
self.assertRaises(subprocess.CalledProcessError, utils.run_command,
["command", "to", "run"])
def test_quote_and_escape_no_whitespace(self):
self.assertEqual("'foo'", utils.quote_and_escape("foo"))
def test_quote_and_escape_whitespace(self):
self.assertEqual("'foo bar'", utils.quote_and_escape("foo bar"))
def test_quote_and_escape_whitespace_with_quotes(self):
self.assertEqual("'foo '\\''bar'\\'''",
utils.quote_and_escape("foo 'bar'"))
def test_quote_and_escape_non_string(self):
self.assertEqual(True, utils.quote_and_escape(True))
def test_escape_jinja(self):
value = "string to escape"
expected = "{{'c3RyaW5nIHRvIGVzY2FwZQ==' | b64decode }}"
self.assertEqual(expected, utils.escape_jinja(value))