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

153 lines
4.6 KiB
Python

# -*- coding: utf-8 -*-
# Copyright: (c) 2017, Will Thames <will.thames@xvt.com.au>
# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
from __future__ import annotations
import pytest
from ansible.module_utils.common.dict_transformations import (
_camel_to_snake,
_snake_to_camel,
camel_dict_to_snake_dict,
dict_merge,
recursive_diff,
)
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 TestCaseCamelToSnake:
def test_camel_to_snake(self):
for (k, v) in EXPECTED_SNAKIFICATION.items():
assert _camel_to_snake(k) == v
def test_reversible_camel_to_snake(self):
for (k, v) in EXPECTED_REVERSIBLE.items():
assert _camel_to_snake(k, reversible=True) == v
class TestCaseSnakeToCamel:
def test_snake_to_camel_reversed(self):
for (k, v) in EXPECTED_REVERSIBLE.items():
assert _snake_to_camel(v, capitalize_first=True) == k
class TestCaseCamelToSnakeAndBack:
def test_camel_to_snake_and_back(self):
for (k, v) in EXPECTED_REVERSIBLE.items():
assert _snake_to_camel(_camel_to_snake(k, reversible=True), capitalize_first=True) == k
class TestCaseCamelDictToSnakeDict:
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')
assert snake_dict['hello'] == dict(one='one', two='two')
assert snake_dict['world'] == dict(Three='three', Four='four')
class TestCaseDictMerge:
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
assert 'one' in result
assert 'two' in result
assert result['three'] == 4
assert result['four'] == 4
# dict assertions
assert 'obj1' in result
assert 'key1' in result['obj1']
assert '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
assert result['l1'], [2, 1]
assert 'l2' in result
assert result['l3'], [1]
assert 'l4' in result
# nested assertions
assert 'obj1' in result
assert result['obj1']['key1'], 2
assert 'key2' in result['obj1']
# bool assertions
assert 'b1' in result
assert 'b2' in result
assert result['b3']
assert result['b4']
class TestCaseAzureIncidental:
def test_dict_merge_invalid_dict(self):
''' if b is not a dict, return b '''
res = dict_merge({}, None)
assert res is None
def test_merge_sub_dicts(self):
'''merge sub dicts '''
a = {'a': {'a1': 1}}
b = {'a': {'b1': 2}}
c = {'a': {'a1': 1, 'b1': 2}}
res = dict_merge(a, b)
assert res == c
class TestCaseRecursiveDiff:
def test_recursive_diff(self):
a = {'foo': {'bar': [{'baz': {'qux': 'ham_sandwich'}}]}}
c = {'foo': {'bar': [{'baz': {'qux': 'ham_sandwich'}}]}}
b = {'foo': {'bar': [{'baz': {'qux': 'turkey_sandwich'}}]}}
assert recursive_diff(a, b) is not None
assert len(recursive_diff(a, b)) == 2
assert recursive_diff(a, c) is None
@pytest.mark.parametrize(
'p1, p2', (
([1, 2], [2, 3]),
({1: 2}, [2, 3]),
([1, 2], {2: 3}),
({2: 3}, 'notadict'),
('notadict', {2: 3}),
)
)
def test_recursive_diff_negative(self, p1, p2):
with pytest.raises(TypeError, match="Unable to diff"):
recursive_diff(p1, p2)