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Diffstat (limited to 'test/units/utils/test_vars.py')
-rw-r--r-- | test/units/utils/test_vars.py | 282 |
1 files changed, 282 insertions, 0 deletions
diff --git a/test/units/utils/test_vars.py b/test/units/utils/test_vars.py new file mode 100644 index 00000000..c92ce4b6 --- /dev/null +++ b/test/units/utils/test_vars.py @@ -0,0 +1,282 @@ +# (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): + def setUp(self): + pass + + def tearDown(self): + pass + + combine_vars_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')) + ), + ) + combine_vars_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 test_combine_vars_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.combine_vars_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.combine_vars_merge_data: + self.assertEqual(combine_vars(test['a'], test['b']), test['result']) + + merge_hash_data = { + "low_prio": { + "a": { + "a'": { + "x": "low_value", + "y": "low_value", + "list": ["low_value"] + } + }, + "b": [1, 1, 2, 3] + }, + "high_prio": { + "a": { + "a'": { + "y": "high_value", + "z": "high_value", + "list": ["high_value"] + } + }, + "b": [3, 4, 4, {"5": "value"}] + } + } + + def test_merge_hash_simple(self): + for test in self.combine_vars_merge_data: + self.assertEqual(merge_hash(test['a'], test['b']), test['result']) + + low = self.merge_hash_data['low_prio'] + high = self.merge_hash_data['high_prio'] + expected = { + "a": { + "a'": { + "x": "low_value", + "y": "high_value", + "z": "high_value", + "list": ["high_value"] + } + }, + "b": high['b'] + } + self.assertEqual(merge_hash(low, high), expected) + + def test_merge_hash_non_recursive_and_list_replace(self): + low = self.merge_hash_data['low_prio'] + high = self.merge_hash_data['high_prio'] + expected = high + self.assertEqual(merge_hash(low, high, False, 'replace'), expected) + + def test_merge_hash_non_recursive_and_list_keep(self): + low = self.merge_hash_data['low_prio'] + high = self.merge_hash_data['high_prio'] + expected = { + "a": high['a'], + "b": low['b'] + } + self.assertEqual(merge_hash(low, high, False, 'keep'), expected) + + def test_merge_hash_non_recursive_and_list_append(self): + low = self.merge_hash_data['low_prio'] + high = self.merge_hash_data['high_prio'] + expected = { + "a": high['a'], + "b": low['b'] + high['b'] + } + self.assertEqual(merge_hash(low, high, False, 'append'), expected) + + def test_merge_hash_non_recursive_and_list_prepend(self): + low = self.merge_hash_data['low_prio'] + high = self.merge_hash_data['high_prio'] + expected = { + "a": high['a'], + "b": high['b'] + low['b'] + } + self.assertEqual(merge_hash(low, high, False, 'prepend'), expected) + + def test_merge_hash_non_recursive_and_list_append_rp(self): + low = self.merge_hash_data['low_prio'] + high = self.merge_hash_data['high_prio'] + expected = { + "a": high['a'], + "b": [1, 1, 2] + high['b'] + } + self.assertEqual(merge_hash(low, high, False, 'append_rp'), expected) + + def test_merge_hash_non_recursive_and_list_prepend_rp(self): + low = self.merge_hash_data['low_prio'] + high = self.merge_hash_data['high_prio'] + expected = { + "a": high['a'], + "b": high['b'] + [1, 1, 2] + } + self.assertEqual(merge_hash(low, high, False, 'prepend_rp'), expected) + + def test_merge_hash_recursive_and_list_replace(self): + low = self.merge_hash_data['low_prio'] + high = self.merge_hash_data['high_prio'] + expected = { + "a": { + "a'": { + "x": "low_value", + "y": "high_value", + "z": "high_value", + "list": ["high_value"] + } + }, + "b": high['b'] + } + self.assertEqual(merge_hash(low, high, True, 'replace'), expected) + + def test_merge_hash_recursive_and_list_keep(self): + low = self.merge_hash_data['low_prio'] + high = self.merge_hash_data['high_prio'] + expected = { + "a": { + "a'": { + "x": "low_value", + "y": "high_value", + "z": "high_value", + "list": ["low_value"] + } + }, + "b": low['b'] + } + self.assertEqual(merge_hash(low, high, True, 'keep'), expected) + + def test_merge_hash_recursive_and_list_append(self): + low = self.merge_hash_data['low_prio'] + high = self.merge_hash_data['high_prio'] + expected = { + "a": { + "a'": { + "x": "low_value", + "y": "high_value", + "z": "high_value", + "list": ["low_value", "high_value"] + } + }, + "b": low['b'] + high['b'] + } + self.assertEqual(merge_hash(low, high, True, 'append'), expected) + + def test_merge_hash_recursive_and_list_prepend(self): + low = self.merge_hash_data['low_prio'] + high = self.merge_hash_data['high_prio'] + expected = { + "a": { + "a'": { + "x": "low_value", + "y": "high_value", + "z": "high_value", + "list": ["high_value", "low_value"] + } + }, + "b": high['b'] + low['b'] + } + self.assertEqual(merge_hash(low, high, True, 'prepend'), expected) + + def test_merge_hash_recursive_and_list_append_rp(self): + low = self.merge_hash_data['low_prio'] + high = self.merge_hash_data['high_prio'] + expected = { + "a": { + "a'": { + "x": "low_value", + "y": "high_value", + "z": "high_value", + "list": ["low_value", "high_value"] + } + }, + "b": [1, 1, 2] + high['b'] + } + self.assertEqual(merge_hash(low, high, True, 'append_rp'), expected) + + def test_merge_hash_recursive_and_list_prepend_rp(self): + low = self.merge_hash_data['low_prio'] + high = self.merge_hash_data['high_prio'] + expected = { + "a": { + "a'": { + "x": "low_value", + "y": "high_value", + "z": "high_value", + "list": ["high_value", "low_value"] + } + }, + "b": high['b'] + [1, 1, 2] + } + self.assertEqual(merge_hash(low, high, True, 'prepend_rp'), expected) |