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ORPA-pyOpenRPA/Resources/LPy64-3105/lib/python3.10/test/test_importlib/test_windows.py

192 lines
7.3 KiB

from . import util as test_util
machinery = test_util.import_importlib('importlib.machinery')
import os
import re
import sys
import unittest
import warnings
from test import support
from test.support import import_helper
from contextlib import contextmanager
from .util import temp_module
import_helper.import_module('winreg', required_on=['win'])
from winreg import (
CreateKey, HKEY_CURRENT_USER,
SetValue, REG_SZ, KEY_ALL_ACCESS,
EnumKey, CloseKey, DeleteKey, OpenKey
)
def get_platform():
# Port of distutils.util.get_platform().
TARGET_TO_PLAT = {
'x86' : 'win32',
'x64' : 'win-amd64',
'arm' : 'win-arm32',
}
if ('VSCMD_ARG_TGT_ARCH' in os.environ and
os.environ['VSCMD_ARG_TGT_ARCH'] in TARGET_TO_PLAT):
return TARGET_TO_PLAT[os.environ['VSCMD_ARG_TGT_ARCH']]
elif 'amd64' in sys.version.lower():
return 'win-amd64'
elif '(arm)' in sys.version.lower():
return 'win-arm32'
elif '(arm64)' in sys.version.lower():
return 'win-arm64'
else:
return sys.platform
def delete_registry_tree(root, subkey):
try:
hkey = OpenKey(root, subkey, access=KEY_ALL_ACCESS)
except OSError:
# subkey does not exist
return
while True:
try:
subsubkey = EnumKey(hkey, 0)
except OSError:
# no more subkeys
break
delete_registry_tree(hkey, subsubkey)
CloseKey(hkey)
DeleteKey(root, subkey)
@contextmanager
def setup_module(machinery, name, path=None):
if machinery.WindowsRegistryFinder.DEBUG_BUILD:
root = machinery.WindowsRegistryFinder.REGISTRY_KEY_DEBUG
else:
root = machinery.WindowsRegistryFinder.REGISTRY_KEY
key = root.format(fullname=name,
sys_version='%d.%d' % sys.version_info[:2])
base_key = "Software\\Python\\PythonCore\\{}.{}".format(
sys.version_info.major, sys.version_info.minor)
assert key.casefold().startswith(base_key.casefold()), (
"expected key '{}' to start with '{}'".format(key, base_key))
try:
with temp_module(name, "a = 1") as location:
try:
OpenKey(HKEY_CURRENT_USER, base_key)
if machinery.WindowsRegistryFinder.DEBUG_BUILD:
delete_key = os.path.dirname(key)
else:
delete_key = key
except OSError:
delete_key = base_key
subkey = CreateKey(HKEY_CURRENT_USER, key)
if path is None:
path = location + ".py"
SetValue(subkey, "", REG_SZ, path)
yield
finally:
if delete_key:
delete_registry_tree(HKEY_CURRENT_USER, delete_key)
@unittest.skipUnless(sys.platform.startswith('win'), 'requires Windows')
class WindowsRegistryFinderTests:
# The module name is process-specific, allowing for
# simultaneous runs of the same test on a single machine.
test_module = "spamham{}".format(os.getpid())
def test_find_spec_missing(self):
spec = self.machinery.WindowsRegistryFinder.find_spec('spam')
self.assertIs(spec, None)
def test_find_module_missing(self):
with warnings.catch_warnings():
warnings.simplefilter("ignore", DeprecationWarning)
loader = self.machinery.WindowsRegistryFinder.find_module('spam')
self.assertIs(loader, None)
def test_module_found(self):
with setup_module(self.machinery, self.test_module):
with warnings.catch_warnings():
warnings.simplefilter("ignore", DeprecationWarning)
loader = self.machinery.WindowsRegistryFinder.find_module(self.test_module)
spec = self.machinery.WindowsRegistryFinder.find_spec(self.test_module)
self.assertIsNot(loader, None)
self.assertIsNot(spec, None)
def test_module_not_found(self):
with setup_module(self.machinery, self.test_module, path="."):
with warnings.catch_warnings():
warnings.simplefilter("ignore", DeprecationWarning)
loader = self.machinery.WindowsRegistryFinder.find_module(self.test_module)
spec = self.machinery.WindowsRegistryFinder.find_spec(self.test_module)
self.assertIsNone(loader)
self.assertIsNone(spec)
(Frozen_WindowsRegistryFinderTests,
Source_WindowsRegistryFinderTests
) = test_util.test_both(WindowsRegistryFinderTests, machinery=machinery)
@unittest.skipUnless(sys.platform.startswith('win'), 'requires Windows')
class WindowsExtensionSuffixTests:
def test_tagged_suffix(self):
suffixes = self.machinery.EXTENSION_SUFFIXES
expected_tag = ".cp{0.major}{0.minor}-{1}.pyd".format(sys.version_info,
re.sub('[^a-zA-Z0-9]', '_', get_platform()))
try:
untagged_i = suffixes.index(".pyd")
except ValueError:
untagged_i = suffixes.index("_d.pyd")
expected_tag = "_d" + expected_tag
self.assertIn(expected_tag, suffixes)
# Ensure the tags are in the correct order.
tagged_i = suffixes.index(expected_tag)
self.assertLess(tagged_i, untagged_i)
(Frozen_WindowsExtensionSuffixTests,
Source_WindowsExtensionSuffixTests
) = test_util.test_both(WindowsExtensionSuffixTests, machinery=machinery)
@unittest.skipUnless(sys.platform.startswith('win'), 'requires Windows')
class WindowsBootstrapPathTests(unittest.TestCase):
def check_join(self, expected, *inputs):
from importlib._bootstrap_external import _path_join
actual = _path_join(*inputs)
if expected.casefold() == actual.casefold():
return
self.assertEqual(expected, actual)
def test_path_join(self):
self.check_join(r"C:\A\B", "C:\\", "A", "B")
self.check_join(r"C:\A\B", "D:\\", "D", "C:\\", "A", "B")
self.check_join(r"C:\A\B", "C:\\", "A", "C:B")
self.check_join(r"C:\A\B", "C:\\", "A\\B")
self.check_join(r"C:\A\B", r"C:\A\B")
self.check_join("D:A", r"D:", "A")
self.check_join("D:A", r"C:\B\C", "D:", "A")
self.check_join("D:A", r"C:\B\C", r"D:A")
self.check_join(r"A\B\C", "A", "B", "C")
self.check_join(r"A\B\C", "A", r"B\C")
self.check_join(r"A\B/C", "A", "B/C")
self.check_join(r"A\B\C", "A/", "B\\", "C")
# Dots are not normalised by this function
self.check_join(r"A\../C", "A", "../C")
self.check_join(r"A.\.\B", "A.", ".", "B")
self.check_join(r"\\Server\Share\A\B\C", r"\\Server\Share", "A", "B", "C")
self.check_join(r"\\Server\Share\A\B\C", r"\\Server\Share", "D", r"\A", "B", "C")
self.check_join(r"\\Server\Share\A\B\C", r"\\Server2\Share2", "D",
r"\\Server\Share", "A", "B", "C")
self.check_join(r"\\Server\Share\A\B\C", r"\\Server", r"\Share", "A", "B", "C")
self.check_join(r"\\Server\Share", r"\\Server\Share")
self.check_join(r"\\Server\Share\\", r"\\Server\Share\\")
# Handle edge cases with empty segments
self.check_join("C:\\A", "C:/A", "")
self.check_join("C:\\", "C:/", "")
self.check_join("C:", "C:", "")
self.check_join("//Server/Share\\", "//Server/Share/", "")
self.check_join("//Server/Share\\", "//Server/Share", "")