kiwi-el8/test/unit/utils/codec_test.py
Alexandre Detiste fb69627ad3
Use unittest.mock from core python everywhere
mock was an independent module that has been merged into the Python standard library.
2024-02-18 22:15:30 +01:00

63 lines
1.9 KiB
Python

import logging
from unittest.mock import patch
from pytest import (
raises, fixture
)
from kiwi.utils.codec import Codec
from kiwi.exceptions import KiwiDecodingError
class TestCodec:
@fixture(autouse=True)
def inject_fixtures(self, caplog):
self._caplog = caplog
def setup(self):
self.literal = bytes(b'\xc3\xbc')
def setup_method(self, cls):
self.setup()
@patch('kiwi.utils.codec.Codec._wrapped_decode')
def test_decode_ascii_failure(self, mock_decode):
msg = 'utf-8 compatible string'
def mocked_decode(literal, encoding, error_handling_schema):
if encoding:
return msg
else:
raise KiwiDecodingError('ascii decoding failure')
mock_decode.side_effect = mocked_decode
with self._caplog.at_level(logging.WARNING):
assert msg == Codec.decode(self.literal)
def test_decode_None_literal(self):
assert '' == Codec.decode(None)
@patch('kiwi.utils.codec.Codec._wrapped_decode')
def test_decode(self, mock_decode):
msg = 'utf-8 compatible string'
mock_decode.return_value = msg
assert msg == Codec.decode(self.literal)
@patch('kiwi.utils.codec.Codec._wrapped_decode')
def test_decode_utf8_failure(self, mock_decode):
def mocked_decode(literal, encoding, error_handling_schema):
if encoding:
raise KiwiDecodingError('utf-8 decoding failure')
else:
raise KiwiDecodingError('ascii decoding failure')
mock_decode.side_effect = mocked_decode
with raises(KiwiDecodingError):
with self._caplog.at_level(logging.WARNING):
Codec.decode(self.literal)
def test_wrapped_decode(self):
assert self.literal.decode() == Codec._wrapped_decode(
self.literal, 'utf-8'
)