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authorpravindalve2023-05-30 04:20:14 +0530
committerGitHub2023-05-30 04:20:14 +0530
commitcbdd7ca21f1f673a3a739065098f7cc6c9c4b881 (patch)
tree595e888c38f00a314e751096b6bf636a544a5efe /venv/Lib/site-packages/pylint/testutils.py
parent7740d1ca0c2e6bf34900460b0c58fa4d528577fb (diff)
parent280c6aa89a15331fb76b7014957953dc72af6093 (diff)
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Merge pull request #63 from brenda-br/Fix-35HEADmaster
Restructure Project and Deployment
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diff --git a/venv/Lib/site-packages/pylint/testutils.py b/venv/Lib/site-packages/pylint/testutils.py
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-# Copyright (c) 2012-2014 LOGILAB S.A. (Paris, FRANCE) <contact@logilab.fr>
-# Copyright (c) 2012 FELD Boris <lothiraldan@gmail.com>
-# Copyright (c) 2013-2017 Claudiu Popa <pcmanticore@gmail.com>
-# Copyright (c) 2013-2014 Google, Inc.
-# Copyright (c) 2013 buck@yelp.com <buck@yelp.com>
-# Copyright (c) 2014 LCD 47 <lcd047@gmail.com>
-# Copyright (c) 2014 Brett Cannon <brett@python.org>
-# Copyright (c) 2014 Ricardo Gemignani <ricardo.gemignani@gmail.com>
-# Copyright (c) 2014 Arun Persaud <arun@nubati.net>
-# Copyright (c) 2015 Pavel Roskin <proski@gnu.org>
-# Copyright (c) 2015 Ionel Cristian Maries <contact@ionelmc.ro>
-# Copyright (c) 2016 Derek Gustafson <degustaf@gmail.com>
-# Copyright (c) 2016 Roy Williams <roy.williams.iii@gmail.com>
-# Copyright (c) 2016 xmo-odoo <xmo-odoo@users.noreply.github.com>
-# Copyright (c) 2017 Bryce Guinta <bryce.paul.guinta@gmail.com>
-# Copyright (c) 2018 ssolanki <sushobhitsolanki@gmail.com>
-# Copyright (c) 2018 Sushobhit <31987769+sushobhit27@users.noreply.github.com>
-
-# Licensed under the GPL: https://www.gnu.org/licenses/old-licenses/gpl-2.0.html
-# For details: https://github.com/PyCQA/pylint/blob/master/COPYING
-
-"""functional/non regression tests for pylint"""
-import collections
-import contextlib
-import functools
-import sys
-import tempfile
-import tokenize
-from glob import glob
-from io import StringIO
-from os import close, getcwd, linesep, remove, sep, write
-from os.path import abspath, basename, dirname, join, splitext
-
-import astroid
-
-from pylint import checkers
-from pylint.interfaces import IReporter
-from pylint.lint import PyLinter
-from pylint.reporters import BaseReporter
-from pylint.utils import ASTWalker
-
-# Utils
-
-SYS_VERS_STR = "%d%d%d" % sys.version_info[:3]
-TITLE_UNDERLINES = ["", "=", "-", "."]
-PREFIX = abspath(dirname(__file__))
-
-
-def _get_tests_info(input_dir, msg_dir, prefix, suffix):
- """get python input examples and output messages
-
- We use following conventions for input files and messages:
- for different inputs:
- test for python >= x.y -> input = <name>_pyxy.py
- test for python < x.y -> input = <name>_py_xy.py
- for one input and different messages:
- message for python >= x.y -> message = <name>_pyxy.txt
- lower versions -> message with highest num
- """
- result = []
- for fname in glob(join(input_dir, prefix + "*" + suffix)):
- infile = basename(fname)
- fbase = splitext(infile)[0]
- # filter input files :
- pyrestr = fbase.rsplit("_py", 1)[-1] # like _26 or 26
- if pyrestr.isdigit(): # '24', '25'...
- if SYS_VERS_STR < pyrestr:
- continue
- if pyrestr.startswith("_") and pyrestr[1:].isdigit():
- # skip test for higher python versions
- if SYS_VERS_STR >= pyrestr[1:]:
- continue
- messages = glob(join(msg_dir, fbase + "*.txt"))
- # the last one will be without ext, i.e. for all or upper versions:
- if messages:
- for outfile in sorted(messages, reverse=True):
- py_rest = outfile.rsplit("_py", 1)[-1][:-4]
- if py_rest.isdigit() and SYS_VERS_STR >= py_rest:
- break
- else:
- # This will provide an error message indicating the missing filename.
- outfile = join(msg_dir, fbase + ".txt")
- result.append((infile, outfile))
- return result
-
-
-class TestReporter(BaseReporter):
- """reporter storing plain text messages"""
-
- __implements__ = IReporter
-
- def __init__(self): # pylint: disable=super-init-not-called
-
- self.message_ids = {}
- self.reset()
- self.path_strip_prefix = getcwd() + sep
-
- def reset(self):
- self.out = StringIO()
- self.messages = []
-
- def handle_message(self, msg):
- """manage message of different type and in the context of path """
- obj = msg.obj
- line = msg.line
- msg_id = msg.msg_id
- msg = msg.msg
- self.message_ids[msg_id] = 1
- if obj:
- obj = ":%s" % obj
- sigle = msg_id[0]
- if linesep != "\n":
- # 2to3 writes os.linesep instead of using
- # the previosly used line separators
- msg = msg.replace("\r\n", "\n")
- self.messages.append("%s:%3s%s: %s" % (sigle, line, obj, msg))
-
- def finalize(self):
- self.messages.sort()
- for msg in self.messages:
- print(msg, file=self.out)
- result = self.out.getvalue()
- self.reset()
- return result
-
- # pylint: disable=unused-argument
- def on_set_current_module(self, module, filepath):
- pass
-
- # pylint: enable=unused-argument
-
- def display_reports(self, layout):
- """ignore layouts"""
-
- _display = None
-
-
-class MinimalTestReporter(BaseReporter):
- def handle_message(self, msg):
- self.messages.append(msg)
-
- def on_set_current_module(self, module, filepath):
- self.messages = []
-
- _display = None
-
-
-class Message(
- collections.namedtuple("Message", ["msg_id", "line", "node", "args", "confidence"])
-):
- def __new__(cls, msg_id, line=None, node=None, args=None, confidence=None):
- return tuple.__new__(cls, (msg_id, line, node, args, confidence))
-
- def __eq__(self, other):
- if isinstance(other, Message):
- if self.confidence and other.confidence:
- return super(Message, self).__eq__(other)
- return self[:-1] == other[:-1]
- return NotImplemented # pragma: no cover
-
- __hash__ = None
-
-
-class UnittestLinter:
- """A fake linter class to capture checker messages."""
-
- # pylint: disable=unused-argument, no-self-use
-
- def __init__(self):
- self._messages = []
- self.stats = {}
-
- def release_messages(self):
- try:
- return self._messages
- finally:
- self._messages = []
-
- def add_message(
- self, msg_id, line=None, node=None, args=None, confidence=None, col_offset=None
- ):
- # Do not test col_offset for now since changing Message breaks everything
- self._messages.append(Message(msg_id, line, node, args, confidence))
-
- def is_message_enabled(self, *unused_args, **unused_kwargs):
- return True
-
- def add_stats(self, **kwargs):
- for name, value in kwargs.items():
- self.stats[name] = value
- return self.stats
-
- @property
- def options_providers(self):
- return linter.options_providers
-
-
-def set_config(**kwargs):
- """Decorator for setting config values on a checker."""
-
- def _wrapper(fun):
- @functools.wraps(fun)
- def _forward(self):
- for key, value in kwargs.items():
- setattr(self.checker.config, key, value)
- if isinstance(self, CheckerTestCase):
- # reopen checker in case, it may be interested in configuration change
- self.checker.open()
- fun(self)
-
- return _forward
-
- return _wrapper
-
-
-class CheckerTestCase:
- """A base testcase class for unit testing individual checker classes."""
-
- CHECKER_CLASS = None
- CONFIG = {}
-
- def setup_method(self):
- self.linter = UnittestLinter()
- self.checker = self.CHECKER_CLASS(self.linter) # pylint: disable=not-callable
- for key, value in self.CONFIG.items():
- setattr(self.checker.config, key, value)
- self.checker.open()
-
- @contextlib.contextmanager
- def assertNoMessages(self):
- """Assert that no messages are added by the given method."""
- with self.assertAddsMessages():
- yield
-
- @contextlib.contextmanager
- def assertAddsMessages(self, *messages):
- """Assert that exactly the given method adds the given messages.
-
- The list of messages must exactly match *all* the messages added by the
- method. Additionally, we check to see whether the args in each message can
- actually be substituted into the message string.
- """
- yield
- got = self.linter.release_messages()
- msg = "Expected messages did not match actual.\n" "Expected:\n%s\nGot:\n%s" % (
- "\n".join(repr(m) for m in messages),
- "\n".join(repr(m) for m in got),
- )
- assert list(messages) == got, msg
-
- def walk(self, node):
- """recursive walk on the given node"""
- walker = ASTWalker(linter)
- walker.add_checker(self.checker)
- walker.walk(node)
-
-
-# Init
-test_reporter = TestReporter()
-linter = PyLinter()
-linter.set_reporter(test_reporter)
-linter.config.persistent = 0
-checkers.initialize(linter)
-
-
-def _tokenize_str(code):
- return list(tokenize.generate_tokens(StringIO(code).readline))
-
-
-@contextlib.contextmanager
-def _create_tempfile(content=None):
- """Create a new temporary file.
-
- If *content* parameter is given, then it will be written
- in the temporary file, before passing it back.
- This is a context manager and should be used with a *with* statement.
- """
- # Can't use tempfile.NamedTemporaryFile here
- # because on Windows the file must be closed before writing to it,
- # see http://bugs.python.org/issue14243
- file_handle, tmp = tempfile.mkstemp()
- if content:
- # erff
- write(file_handle, bytes(content, "ascii"))
- try:
- yield tmp
- finally:
- close(file_handle)
- remove(tmp)
-
-
-@contextlib.contextmanager
-def _create_file_backed_module(code):
- """Create an astroid module for the given code, backed by a real file."""
- with _create_tempfile() as temp:
- module = astroid.parse(code)
- module.file = temp
- yield module