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111 lines
3.1 KiB
Python
111 lines
3.1 KiB
Python
"""Sanity test for PEP 8 style guidelines using pycodestyle."""
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from __future__ import annotations
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import os
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import typing as t
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from . import (
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SanitySingleVersion,
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SanityMessage,
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SanityFailure,
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SanitySuccess,
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SanityTargets,
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SANITY_ROOT,
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)
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from ...test import (
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TestResult,
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)
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from ...target import (
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TestTarget,
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)
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from ...util import (
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SubprocessError,
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read_lines_without_comments,
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parse_to_list_of_dict,
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is_subdir,
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)
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from ...util_common import (
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run_command,
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)
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from ...config import (
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SanityConfig,
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)
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from ...host_configs import (
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PythonConfig,
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)
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class Pep8Test(SanitySingleVersion):
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"""Sanity test for PEP 8 style guidelines using pycodestyle."""
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@property
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def error_code(self) -> t.Optional[str]:
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"""Error code for ansible-test matching the format used by the underlying test program, or None if the program does not use error codes."""
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return 'A100'
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def filter_targets(self, targets: list[TestTarget]) -> list[TestTarget]:
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"""Return the given list of test targets, filtered to include only those relevant for the test."""
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return [target for target in targets if os.path.splitext(target.path)[1] == '.py' or is_subdir(target.path, 'bin')]
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def test(self, args: SanityConfig, targets: SanityTargets, python: PythonConfig) -> TestResult:
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current_ignore_file = os.path.join(SANITY_ROOT, 'pep8', 'current-ignore.txt')
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current_ignore = sorted(read_lines_without_comments(current_ignore_file, remove_blank_lines=True))
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settings = self.load_processor(args)
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paths = [target.path for target in targets.include]
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cmd = [
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python.path,
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'-m', 'pycodestyle',
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'--max-line-length', '160',
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'--config', '/dev/null',
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'--ignore', ','.join(sorted(current_ignore)),
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] + paths # fmt: skip
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if paths:
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try:
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stdout, stderr = run_command(args, cmd, capture=True)
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status = 0
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except SubprocessError as ex:
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stdout = ex.stdout
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stderr = ex.stderr
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status = ex.status
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if stderr:
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raise SubprocessError(cmd=cmd, status=status, stderr=stderr, stdout=stdout)
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else:
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stdout = None
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if args.explain:
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return SanitySuccess(self.name)
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if stdout:
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pattern = '^(?P<path>[^:]*):(?P<line>[0-9]+):(?P<column>[0-9]+): (?P<code>[WE][0-9]{3}) (?P<message>.*)$'
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results = parse_to_list_of_dict(pattern, stdout)
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else:
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results = []
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messages = [SanityMessage(
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message=r['message'],
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path=r['path'],
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line=int(r['line']),
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column=int(r['column']),
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level='warning' if r['code'].startswith('W') else 'error',
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code=r['code'],
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) for r in results]
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errors = settings.process_errors(messages, paths)
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if errors:
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return SanityFailure(self.name, messages=errors)
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return SanitySuccess(self.name)
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