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#!/usr/bin/env python
# -*- coding: utf-8 -*-
#
# Copyright (c) 2018-2022 Intel Corporation
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
# SPDX-License-Identifier: Apache-2.0
#
import inspect
import os
import pytest
import sys
from mock import MagicMock
MODULES = ('tlt.tests',)
MODULES_REPLACE = ('tests', 'tlt')
def patch_setattr(module_names, module_replace, monkeypatch, path, m):
""" Credit for this goes mostly to @megawidget
do not call this directly -- assumes the fixture's caller is two stacks up
and will correspondingly guess the module path to patch
`path` can be:
1. an object, if it's defined in the module you're testing
2. a name, if it's imported in the module you're testing
3. a full path a la traditional monkeypatch
"""
if hasattr(path, '__module__'):
monkeypatch.setattr('.'.join((path.__module__, path.__name__)), m)
return
elif any(path.startswith(i + '.') for i in module_names):
# full path. OK.
monkeypatch.setattr(path, m)
else:
# assume we're patching stuff in the file the test file is supposed to
# be testing
fn = inspect.getouterframes(inspect.currentframe())[2][1]
fn = os.path.splitext(os.path.relpath(fn))[0]
print("fn = " + fn)
module = fn.replace(os.path.sep, '.').replace('test_', '').replace(
*module_replace)
try:
monkeypatch.setattr('.'.join((module, path)), m)
except AttributeError:
# handle mocking builtins like `open`
if sys.version_info.major == 3:
builtin = 'builtins'
else:
builtin = '__builtin__'
# NOTE: `path` should be just the builtin, like `open`
# usage: patch('open')
monkeypatch.setattr("{}.{}".format(builtin, path), m)
@pytest.fixture
def patch(monkeypatch):
"""allows us to add easy autouse fixtures by patching anything we want
Usage: return something like this in a @pytest.fixture
- patch('files.fetch_action_arg', MagicMock(return_value='output'))
Without the second arg, will default to just MagicMock()
"""
def wrapper(path, mock=None):
m = mock if mock is not None else MagicMock()
patch_setattr(MODULES, MODULES_REPLACE, monkeypatch, path, m)
return m
return wrapper
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