forked from mirrors/gecko-dev
21f960591b
Updated to 3.2.5. MozReview-Commit-ID: 34OG1iGeMVW --HG-- extra : rebase_source : 3ffa191b142f60897abb0728f53e71b8cda52701
76 lines
2 KiB
Python
76 lines
2 KiB
Python
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import py
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import errno
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import sys
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import subprocess
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def test_error_classes():
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for name in errno.errorcode.values():
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x = getattr(py.error, name)
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assert issubclass(x, py.error.Error)
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assert issubclass(x, EnvironmentError)
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def test_has_name():
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assert py.error.__name__ == 'py.error'
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def test_picklability_issue1():
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import pickle
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e1 = py.error.ENOENT()
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s = pickle.dumps(e1)
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e2 = pickle.loads(s)
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assert isinstance(e2, py.error.ENOENT)
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def test_unknown_error():
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num = 3999
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cls = py.error._geterrnoclass(num)
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assert cls.__name__ == 'UnknownErrno%d' % (num,)
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assert issubclass(cls, py.error.Error)
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assert issubclass(cls, EnvironmentError)
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cls2 = py.error._geterrnoclass(num)
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assert cls is cls2
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def test_error_conversion_enotdir(testdir):
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p = testdir.makepyfile("")
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excinfo = py.test.raises(py.error.Error, py.error.checked_call, p.listdir)
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assert isinstance(excinfo.value, EnvironmentError)
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assert isinstance(excinfo.value, py.error.Error)
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assert "ENOTDIR" in repr(excinfo.value)
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def test_checked_call_supports_kwargs(tmpdir):
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import tempfile
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py.error.checked_call(tempfile.mkdtemp, dir=str(tmpdir))
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def test_error_importable():
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"""Regression test for #179"""
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subprocess.check_call(
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[sys.executable, '-c', 'from py.error import ENOENT'])
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try:
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import unittest
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unittest.TestCase.assertWarns
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except (ImportError, AttributeError):
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pass # required interface not available
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else:
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import sys
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import warnings
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class Case(unittest.TestCase):
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def test_assert_warns(self):
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# Clear everything "py.*" from sys.modules and re-import py
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# as a fresh start
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for mod in tuple(sys.modules.keys()):
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if mod and (mod == 'py' or mod.startswith('py.')):
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del sys.modules[mod]
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__import__('py')
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with self.assertWarns(UserWarning):
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warnings.warn('this should work')
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