Add tests for module_utils.common.collections

pull/40748/merge
Sviatoslav Sydorenko 6 years ago committed by Sviatoslav Sydorenko
parent 52219c4d55
commit e6eec79bca

@ -0,0 +1,67 @@
# -*- coding: utf-8 -*-
# Copyright (c), Sviatoslav Sydorenko <ssydoren@redhat.com> 2018
# Simplified BSD License (see licenses/simplified_bsd.txt or https://opensource.org/licenses/BSD-2-Clause)
"""Test low-level utility functions from ``module_utils.common.collections``."""
from __future__ import absolute_import, division, print_function
__metaclass__ = type
import pytest
from ansible.module_utils.common._collections_compat import Sequence
from ansible.module_utils.common.collections import is_sequence
class SeqStub:
"""Stub emulating a sequence type.
>>> from collections.abc import Sequence
>>> assert issubclass(SeqStub, Sequence)
>>> assert isinstance(SeqStub(), Sequence)
"""
Sequence.register(SeqStub)
TEST_STRINGS = u'he', u'Україна', u'Česká republika'
TEST_STRINGS = TEST_STRINGS + tuple(s.encode('utf-8') for s in TEST_STRINGS)
TEST_ITEMS_NON_SEQUENCES = (
{}, object(), frozenset(),
4, 0.,
) + TEST_STRINGS
TEST_ITEMS_SEQUENCES = (
[], (),
SeqStub(),
)
TEST_ITEMS_SEQUENCES = TEST_ITEMS_SEQUENCES + (
# Iterable effectively containing nested random data:
TEST_ITEMS_NON_SEQUENCES,
)
@pytest.mark.parametrize('sequence_input', TEST_ITEMS_SEQUENCES)
def test_sequence_positive(sequence_input):
"""Test that non-string item sequences are identified correctly."""
assert is_sequence(sequence_input)
assert is_sequence(sequence_input, include_strings=False)
@pytest.mark.parametrize('non_sequence_input', TEST_ITEMS_NON_SEQUENCES)
def test_sequence_negative(non_sequence_input):
"""Test that non-sequences are identified correctly."""
assert not is_sequence(non_sequence_input)
@pytest.mark.parametrize('string_input', TEST_STRINGS)
def test_sequence_string_types_with_strings(string_input):
"""Test that ``is_sequence`` can separate string and non-string."""
assert is_sequence(string_input, include_strings=True)
@pytest.mark.parametrize('string_input', TEST_STRINGS)
def test_sequence_string_types_without_strings(string_input):
"""Test that ``is_sequence`` can separate string and non-string."""
assert not is_sequence(string_input, include_strings=False)
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