ansible/test/units/utils/test_vars.py

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# (c) 2012-2014, Michael DeHaan <michael.dehaan@gmail.com>
# (c) 2015, Toshio Kuraotmi <tkuratomi@ansible.com>
#
# This file is part of Ansible
#
# Ansible is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# Ansible is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Ansible. If not, see <http://www.gnu.org/licenses/>.
# Make coding more python3-ish
from __future__ import (absolute_import, division, print_function)
__metaclass__ = type
from collections import defaultdict
from units.compat import mock, unittest
from ansible.errors import AnsibleError
from ansible.utils.vars import combine_vars, merge_hash
class TestVariableUtils(unittest.TestCase):
test_merge_data = (
dict(
a=dict(a=1),
b=dict(b=2),
result=dict(a=1, b=2)
),
dict(
a=dict(a=1, c=dict(foo='bar')),
b=dict(b=2, c=dict(baz='bam')),
result=dict(a=1, b=2, c=dict(foo='bar', baz='bam'))
),
dict(
a=defaultdict(a=1, c=defaultdict(foo='bar')),
b=dict(b=2, c=dict(baz='bam')),
result=defaultdict(a=1, b=2, c=defaultdict(foo='bar', baz='bam'))
),
)
test_replace_data = (
dict(
a=dict(a=1),
b=dict(b=2),
result=dict(a=1, b=2)
),
dict(
a=dict(a=1, c=dict(foo='bar')),
b=dict(b=2, c=dict(baz='bam')),
result=dict(a=1, b=2, c=dict(baz='bam'))
),
dict(
a=defaultdict(a=1, c=dict(foo='bar')),
b=dict(b=2, c=defaultdict(baz='bam')),
result=defaultdict(a=1, b=2, c=defaultdict(baz='bam'))
),
)
def setUp(self):
pass
def tearDown(self):
pass
def test_merge_hash(self):
for test in self.test_merge_data:
self.assertEqual(merge_hash(test['a'], test['b']), test['result'])
def test_improper_args(self):
with mock.patch('ansible.constants.DEFAULT_HASH_BEHAVIOUR', 'replace'):
with self.assertRaises(AnsibleError):
combine_vars([1, 2, 3], dict(a=1))
with self.assertRaises(AnsibleError):
combine_vars(dict(a=1), [1, 2, 3])
with mock.patch('ansible.constants.DEFAULT_HASH_BEHAVIOUR', 'merge'):
with self.assertRaises(AnsibleError):
combine_vars([1, 2, 3], dict(a=1))
with self.assertRaises(AnsibleError):
combine_vars(dict(a=1), [1, 2, 3])
def test_combine_vars_replace(self):
with mock.patch('ansible.constants.DEFAULT_HASH_BEHAVIOUR', 'replace'):
for test in self.test_replace_data:
self.assertEqual(combine_vars(test['a'], test['b']), test['result'])
def test_combine_vars_merge(self):
with mock.patch('ansible.constants.DEFAULT_HASH_BEHAVIOUR', 'merge'):
for test in self.test_merge_data:
self.assertEqual(combine_vars(test['a'], test['b']), test['result'])