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Fix unit and sanity test issues (#117)
* fix unit test failure * Fixed sanity errors * Update ansible-test.yml * Rectified a syntax error
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# (c) 2014, Toshio Kuratomi <[email protected]> | ||
# | ||
# 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/>. | ||
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# Make coding more python3-ish | ||
from __future__ import (absolute_import, division, print_function) | ||
__metaclass__ = type | ||
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''' | ||
Compat module for Python3.x's unittest.mock module | ||
''' | ||
import sys | ||
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# Python 2.7 | ||
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# Note: Could use the pypi mock library on python3.x as well as python2.x. It | ||
# is the same as the python3 stdlib mock library | ||
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try: | ||
# Allow wildcard import because we really do want to import all of mock's | ||
# symbols into this compat shim | ||
# pylint: disable=wildcard-import,unused-wildcard-import | ||
from unittest.mock import * | ||
except ImportError: | ||
# Python 2 | ||
# pylint: disable=wildcard-import,unused-wildcard-import | ||
try: | ||
from mock import * | ||
except ImportError: | ||
print('You need the mock library installed on python2.x to run tests') | ||
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# Prior to 3.4.4, mock_open cannot handle binary read_data | ||
if sys.version_info >= (3,) and sys.version_info < (3, 4, 4): | ||
file_spec = None | ||
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def _iterate_read_data(read_data): | ||
# Helper for mock_open: | ||
# Retrieve lines from read_data via a generator so that separate calls to | ||
# readline, read, and readlines are properly interleaved | ||
sep = b'\n' if isinstance(read_data, bytes) else '\n' | ||
data_as_list = [l + sep for l in read_data.split(sep)] | ||
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if data_as_list[-1] == sep: | ||
# If the last line ended in a newline, the list comprehension will have an | ||
# extra entry that's just a newline. Remove this. | ||
data_as_list = data_as_list[:-1] | ||
else: | ||
# If there wasn't an extra newline by itself, then the file being | ||
# emulated doesn't have a newline to end the last line remove the | ||
# newline that our naive format() added | ||
data_as_list[-1] = data_as_list[-1][:-1] | ||
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for line in data_as_list: | ||
yield line | ||
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def mock_open(mock=None, read_data=''): | ||
""" | ||
A helper function to create a mock to replace the use of `open`. It works | ||
for `open` called directly or used as a context manager. | ||
The `mock` argument is the mock object to configure. If `None` (the | ||
default) then a `MagicMock` will be created for you, with the API limited | ||
to methods or attributes available on standard file handles. | ||
`read_data` is a string for the `read` methoddline`, and `readlines` of the | ||
file handle to return. This is an empty string by default. | ||
""" | ||
def _readlines_side_effect(*args, **kwargs): | ||
if handle.readlines.return_value is not None: | ||
return handle.readlines.return_value | ||
return list(_data) | ||
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def _read_side_effect(*args, **kwargs): | ||
if handle.read.return_value is not None: | ||
return handle.read.return_value | ||
return type(read_data)().join(_data) | ||
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def _readline_side_effect(): | ||
if handle.readline.return_value is not None: | ||
while True: | ||
yield handle.readline.return_value | ||
for line in _data: | ||
yield line | ||
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global file_spec | ||
if file_spec is None: | ||
import _io | ||
file_spec = list(set(dir(_io.TextIOWrapper)).union(set(dir(_io.BytesIO)))) | ||
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if mock is None: | ||
mock = MagicMock(name='open', spec=open) | ||
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handle = MagicMock(spec=file_spec) | ||
handle.__enter__.return_value = handle | ||
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_data = _iterate_read_data(read_data) | ||
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handle.write.return_value = None | ||
handle.read.return_value = None | ||
handle.readline.return_value = None | ||
handle.readlines.return_value = None | ||
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handle.read.side_effect = _read_side_effect | ||
handle.readline.side_effect = _readline_side_effect() | ||
handle.readlines.side_effect = _readlines_side_effect | ||
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mock.return_value = handle | ||
return mock |