mirror of https://github.com/python/cpython
116 lines
3.0 KiB
Python
116 lines
3.0 KiB
Python
"""Support code for distutils test cases."""
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import os
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import shutil
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import tempfile
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from distutils import log
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from distutils.core import Distribution
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from test.support import EnvironmentVarGuard
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class LoggingSilencer(object):
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def setUp(self):
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super().setUp()
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self.threshold = log.set_threshold(log.FATAL)
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# catching warnings
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# when log will be replaced by logging
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# we won't need such monkey-patch anymore
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self._old_log = log.Log._log
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log.Log._log = self._log
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self.logs = []
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def tearDown(self):
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log.set_threshold(self.threshold)
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log.Log._log = self._old_log
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super().tearDown()
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def _log(self, level, msg, args):
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self.logs.append((level, msg, args))
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def get_logs(self, *levels):
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def _format(msg, args):
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if len(args) == 0:
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return msg
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return msg % args
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return [_format(msg, args) for level, msg, args
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in self.logs if level in levels]
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def clear_logs(self):
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self.logs = []
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class TempdirManager(object):
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"""Mix-in class that handles temporary directories for test cases.
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This is intended to be used with unittest.TestCase.
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"""
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def setUp(self):
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super().setUp()
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self.tempdirs = []
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def tearDown(self):
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super().tearDown()
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while self.tempdirs:
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d = self.tempdirs.pop()
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shutil.rmtree(d, os.name in ('nt', 'cygwin'))
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def mkdtemp(self):
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"""Create a temporary directory that will be cleaned up.
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Returns the path of the directory.
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"""
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d = tempfile.mkdtemp()
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self.tempdirs.append(d)
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return d
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def write_file(self, path, content='xxx'):
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"""Writes a file in the given path.
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path can be a string or a sequence.
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"""
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if isinstance(path, (list, tuple)):
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path = os.path.join(*path)
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f = open(path, 'w')
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try:
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f.write(content)
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finally:
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f.close()
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def create_dist(self, pkg_name='foo', **kw):
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"""Will generate a test environment.
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This function creates:
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- a Distribution instance using keywords
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- a temporary directory with a package structure
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It returns the package directory and the distribution
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instance.
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"""
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tmp_dir = self.mkdtemp()
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pkg_dir = os.path.join(tmp_dir, pkg_name)
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os.mkdir(pkg_dir)
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dist = Distribution(attrs=kw)
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return pkg_dir, dist
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class DummyCommand:
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"""Class to store options for retrieval via set_undefined_options()."""
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def __init__(self, **kwargs):
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for kw, val in kwargs.items():
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setattr(self, kw, val)
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def ensure_finalized(self):
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pass
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class EnvironGuard(object):
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def setUp(self):
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super(EnvironGuard, self).setUp()
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self.environ = EnvironmentVarGuard()
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def tearDown(self):
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self.environ.__exit__()
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super(EnvironGuard, self).tearDown()
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