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GH-110109: Adjust test_pathlib_abc imports to ease backporting #113411

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Dec 22, 2023
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25 changes: 13 additions & 12 deletions Lib/test/test_pathlib/test_pathlib_abc.py
Original file line number Diff line number Diff line change
Expand Up @@ -2,19 +2,20 @@
import io
import os
import errno
import pathlib
import posixpath
import stat
import unittest

from pathlib._abc import UnsupportedOperation, PurePathBase, PathBase
import posixpath

from test.support import set_recursion_limit
from test.support.os_helper import TESTFN


class UnsupportedOperationTest(unittest.TestCase):
def test_is_notimplemented(self):
self.assertTrue(issubclass(pathlib.UnsupportedOperation, NotImplementedError))
self.assertTrue(isinstance(pathlib.UnsupportedOperation(), NotImplementedError))
self.assertTrue(issubclass(UnsupportedOperation, NotImplementedError))
self.assertTrue(isinstance(UnsupportedOperation(), NotImplementedError))


#
Expand All @@ -23,7 +24,7 @@ def test_is_notimplemented(self):


class PurePathBaseTest(unittest.TestCase):
cls = pathlib._abc.PurePathBase
cls = PurePathBase

def test_magic_methods(self):
P = self.cls
Expand All @@ -42,7 +43,7 @@ def test_pathmod(self):
self.assertIs(self.cls.pathmod, posixpath)


class DummyPurePath(pathlib._abc.PurePathBase):
class DummyPurePath(PurePathBase):
def __eq__(self, other):
if not isinstance(other, DummyPurePath):
return NotImplemented
Expand Down Expand Up @@ -637,12 +638,12 @@ def test_is_relative_to_common(self):
#

class PathBaseTest(PurePathBaseTest):
cls = pathlib._abc.PathBase
cls = PathBase

def test_unsupported_operation(self):
P = self.cls
p = self.cls()
e = pathlib.UnsupportedOperation
e = UnsupportedOperation
self.assertRaises(e, p.stat)
self.assertRaises(e, p.lstat)
self.assertRaises(e, p.exists)
Expand Down Expand Up @@ -684,7 +685,7 @@ def test_unsupported_operation(self):
self.assertRaises(e, p.as_uri)

def test_as_uri_common(self):
e = pathlib.UnsupportedOperation
e = UnsupportedOperation
self.assertRaises(e, self.cls().as_uri)

def test_fspath_common(self):
Expand All @@ -709,7 +710,7 @@ def close(self):
super().close()


class DummyPath(pathlib._abc.PathBase):
class DummyPath(PathBase):
"""
Simple implementation of PathBase that keeps files and directories in
memory.
Expand Down Expand Up @@ -1325,7 +1326,7 @@ def test_readlink(self):
def test_readlink_unsupported(self):
P = self.cls(self.base)
p = P / 'fileA'
with self.assertRaises(pathlib.UnsupportedOperation):
with self.assertRaises(UnsupportedOperation):
q.readlink(p)

def _check_resolve(self, p, expected, strict=True):
Expand Down Expand Up @@ -1648,7 +1649,7 @@ def _check_complex_symlinks(self, link0_target):
# Resolve relative paths.
try:
self.cls().absolute()
except pathlib.UnsupportedOperation:
except UnsupportedOperation:
return
old_path = os.getcwd()
os.chdir(self.base)
Expand Down