90 lines
2.7 KiB
Python
90 lines
2.7 KiB
Python
# Copyright (c) 2013 Hewlett-Packard Development Company, L.P.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
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# implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import os
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import re
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import subprocess
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import sys
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import tempfile
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import pkg_resources
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import testscenarios
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from testtools import content
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import hacking.tests
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SELFTEST_REGEX = re.compile(r'\b(Okay|[HEW]\d{3}):\s(.*)')
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# Each scenario is (name, {lines=.., raw=..., code=...})
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file_cases = []
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class HackingTestCase(hacking.tests.TestCase):
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scenarios = file_cases
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def test_flake8(self):
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with tempfile.NamedTemporaryFile(mode='w', delete=False) as f:
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f.write(''.join(self.lines))
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cmd = [sys.executable, '-mflake8', '--isolated',
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'--select=%s' % self.code, '--ignore=F',
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'--format=%(code)s\t%(path)s\t%(row)d', f.name]
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out, _ = subprocess.Popen(cmd, stdout=subprocess.PIPE).communicate()
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out = out.decode('utf-8')
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if self.code == 'Okay':
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self.assertEqual('', out)
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else:
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self.addDetail('reason',
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content.text_content("Failed to trigger rule %s" %
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self.code))
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self.assertNotEqual('', out)
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self.assertEqual(self.code, out.split('\t')[0].rstrip(':'), out)
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os.remove(f.name)
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def _get_lines(check):
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for line in check.__doc__.splitlines():
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line = line.lstrip()
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match = SELFTEST_REGEX.match(line)
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if match is None:
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continue
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yield line, match.groups()
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def load_tests(loader, tests, pattern):
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for entry in pkg_resources.iter_entry_points('flake8.extension'):
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if not entry.module_name.startswith('hacking.'):
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continue
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check = entry.load()
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if check.skip_on_py3:
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continue
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name = entry.attrs[0]
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for lineno, (raw, (code, source)) in enumerate(_get_lines(check)):
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lines = [part.replace(r'\t', '\t') + '\n'
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for part in source.split(r'\n')]
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file_cases.append((
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'%s-%s-line-%s' % (entry.name, name, lineno),
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{'lines': lines, 'raw': raw, 'code': code},
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))
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return testscenarios.load_tests_apply_scenarios(loader, tests, pattern)
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