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

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# -*- coding: utf-8 -*-
# (c) 2017, Will Thames <will.thames@xvt.com.au>
#
# 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/>.
from ansible.compat.tests import unittest
from ansible.module_utils.common.dict_transformations import _camel_to_snake, _snake_to_camel, camel_dict_to_snake_dict, dict_merge
EXPECTED_SNAKIFICATION = {
'alllower': 'alllower',
'TwoWords': 'two_words',
'AllUpperAtEND': 'all_upper_at_end',
'AllUpperButPLURALs': 'all_upper_but_plurals',
'TargetGroupARNs': 'target_group_arns',
'HTTPEndpoints': 'http_endpoints',
'PLURALs': 'plurals'
}
EXPECTED_REVERSIBLE = {
'TwoWords': 'two_words',
'AllUpperAtEND': 'all_upper_at_e_n_d',
'AllUpperButPLURALs': 'all_upper_but_p_l_u_r_a_ls',
'TargetGroupARNs': 'target_group_a_r_ns',
'HTTPEndpoints': 'h_t_t_p_endpoints',
'PLURALs': 'p_l_u_r_a_ls'
}
class CamelToSnakeTestCase(unittest.TestCase):
def test_camel_to_snake(self):
for (k, v) in EXPECTED_SNAKIFICATION.items():
self.assertEqual(_camel_to_snake(k), v)
def test_reversible_camel_to_snake(self):
for (k, v) in EXPECTED_REVERSIBLE.items():
self.assertEqual(_camel_to_snake(k, reversible=True), v)
class SnakeToCamelTestCase(unittest.TestCase):
def test_snake_to_camel_reversed(self):
for (k, v) in EXPECTED_REVERSIBLE.items():
self.assertEqual(_snake_to_camel(v, capitalize_first=True), k)
class CamelToSnakeAndBackTestCase(unittest.TestCase):
def test_camel_to_snake_and_back(self):
for (k, v) in EXPECTED_REVERSIBLE.items():
self.assertEqual(_snake_to_camel(_camel_to_snake(k, reversible=True), capitalize_first=True), k)
class CamelDictToSnakeDictTestCase(unittest.TestCase):
def test_ignore_list(self):
camel_dict = dict(Hello=dict(One='one', Two='two'), World=dict(Three='three', Four='four'))
snake_dict = camel_dict_to_snake_dict(camel_dict, ignore_list='World')
self.assertEqual(snake_dict['hello'], dict(one='one', two='two'))
self.assertEqual(snake_dict['world'], dict(Three='three', Four='four'))
class DictMergeTestCase(unittest.TestCase):
def test_dict_merge(self):
base = dict(obj2=dict(), b1=True, b2=False, b3=False,
one=1, two=2, three=3, obj1=dict(key1=1, key2=2),
l1=[1, 3], l2=[1, 2, 3], l4=[4],
nested=dict(n1=dict(n2=2)))
other = dict(b1=True, b2=False, b3=True, b4=True,
one=1, three=4, four=4, obj1=dict(key1=2),
l1=[2, 1], l2=[3, 2, 1], l3=[1],
nested=dict(n1=dict(n2=2, n3=3)))
result = dict_merge(base, other)
# string assertions
self.assertTrue('one' in result)
self.assertTrue('two' in result)
self.assertEqual(result['three'], 4)
self.assertEqual(result['four'], 4)
# dict assertions
self.assertTrue('obj1' in result)
self.assertTrue('key1' in result['obj1'])
self.assertTrue('key2' in result['obj1'])
# list assertions
# this line differs from the network_utils/common test of the function of the
# same name as this method does not merge lists
self.assertEqual(result['l1'], [2, 1])
self.assertTrue('l2' in result)
self.assertEqual(result['l3'], [1])
self.assertTrue('l4' in result)
# nested assertions
self.assertTrue('obj1' in result)
self.assertEqual(result['obj1']['key1'], 2)
self.assertTrue('key2' in result['obj1'])
# bool assertions
self.assertTrue('b1' in result)
self.assertTrue('b2' in result)
self.assertTrue(result['b3'])
self.assertTrue(result['b4'])