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$NetBSD: patch-Lib_test_test__posix.py,v 1.1 2020/11/17 19:33:26 sjmulder Exp $
Support for macOS 11 and Apple Silicon (ARM). Mostly backported from:
https://github.com/python/cpython/pull/22855
--- Lib/test/test_posix.py.orig 2020-08-15 05:20:16.000000000 +0000
+++ Lib/test/test_posix.py
@@ -1502,9 +1502,239 @@ class PosixGroupsTester(unittest.TestCas
posix.setgroups(groups)
self.assertListEqual(groups, posix.getgroups())
+@unittest.skipUnless(sys.platform == "darwin", "test weak linking on macOS")
+class TestPosixWeaklinking(unittest.TestCase):
+ # These test cases verify that weak linking support on macOS works
+ # as expected. These cases only test new behaviour introduced by weak linking,
+ # regular behaviour is tested by the normal test cases.
+ #
+ # See the section on Weak Linking in Mac/README.txt for more information.
+ def setUp(self):
+ import sysconfig
+ import platform
+
+ config_vars = sysconfig.get_config_vars()
+ self.available = { nm for nm in config_vars if nm.startswith("HAVE_") and config_vars[nm] }
+ self.mac_ver = tuple(int(part) for part in platform.mac_ver()[0].split("."))
+
+ def _verify_available(self, name):
+ if name not in self.available:
+ raise unittest.SkipTest(f"{name} not weak-linked")
+
+ def test_pwritev(self):
+ self._verify_available("HAVE_PWRITEV")
+ if self.mac_ver >= (10, 16):
+ self.assertTrue(hasattr(os, "pwritev"), "os.pwritev is not available")
+ self.assertTrue(hasattr(os, "preadv"), "os.readv is not available")
+
+ else:
+ self.assertFalse(hasattr(os, "pwritev"), "os.pwritev is available")
+ self.assertFalse(hasattr(os, "preadv"), "os.readv is available")
+
+ def test_stat(self):
+ self._verify_available("HAVE_FSTATAT")
+ if self.mac_ver >= (10, 10):
+ self.assertIn("HAVE_FSTATAT", posix._have_functions)
+
+ else:
+ self.assertNotIn("HAVE_FSTATAT", posix._have_functions)
+
+ with self.assertRaisesRegex(NotImplementedError, "dir_fd unavailable"):
+ os.stat("file", dir_fd=0)
+
+ def test_access(self):
+ self._verify_available("HAVE_FACCESSAT")
+ if self.mac_ver >= (10, 10):
+ self.assertIn("HAVE_FACCESSAT", posix._have_functions)
+
+ else:
+ self.assertNotIn("HAVE_FACCESSAT", posix._have_functions)
+
+ with self.assertRaisesRegex(NotImplementedError, "dir_fd unavailable"):
+ os.access("file", os.R_OK, dir_fd=0)
+
+ with self.assertRaisesRegex(NotImplementedError, "follow_symlinks unavailable"):
+ os.access("file", os.R_OK, follow_symlinks=False)
+
+ with self.assertRaisesRegex(NotImplementedError, "effective_ids unavailable"):
+ os.access("file", os.R_OK, effective_ids=True)
+
+ def test_chmod(self):
+ self._verify_available("HAVE_FCHMODAT")
+ if self.mac_ver >= (10, 10):
+ self.assertIn("HAVE_FCHMODAT", posix._have_functions)
+
+ else:
+ self.assertNotIn("HAVE_FCHMODAT", posix._have_functions)
+ self.assertIn("HAVE_LCHMOD", posix._have_functions)
+
+ with self.assertRaisesRegex(NotImplementedError, "dir_fd unavailable"):
+ os.chmod("file", 0o644, dir_fd=0)
+
+ def test_chown(self):
+ self._verify_available("HAVE_FCHOWNAT")
+ if self.mac_ver >= (10, 10):
+ self.assertIn("HAVE_FCHOWNAT", posix._have_functions)
+
+ else:
+ self.assertNotIn("HAVE_FCHOWNAT", posix._have_functions)
+ self.assertIn("HAVE_LCHOWN", posix._have_functions)
+
+ with self.assertRaisesRegex(NotImplementedError, "dir_fd unavailable"):
+ os.chown("file", 0, 0, dir_fd=0)
+
+ def test_link(self):
+ self._verify_available("HAVE_LINKAT")
+ if self.mac_ver >= (10, 10):
+ self.assertIn("HAVE_LINKAT", posix._have_functions)
+
+ else:
+ self.assertNotIn("HAVE_LINKAT", posix._have_functions)
+
+ with self.assertRaisesRegex(NotImplementedError, "src_dir_fd unavailable"):
+ os.link("source", "target", src_dir_fd=0)
+
+ with self.assertRaisesRegex(NotImplementedError, "dst_dir_fd unavailable"):
+ os.link("source", "target", dst_dir_fd=0)
+
+ with self.assertRaisesRegex(NotImplementedError, "src_dir_fd unavailable"):
+ os.link("source", "target", src_dir_fd=0, dst_dir_fd=0)
+
+ # issue 41355: !HAVE_LINKAT code path ignores the follow_symlinks flag
+ with os_helper.temp_dir() as base_path:
+ link_path = os.path.join(base_path, "link")
+ target_path = os.path.join(base_path, "target")
+ source_path = os.path.join(base_path, "source")
+
+ with open(source_path, "w") as fp:
+ fp.write("data")
+
+ os.symlink("target", link_path)
+
+ # Calling os.link should fail in the link(2) call, and
+ # should not reject *follow_symlinks* (to match the
+ # behaviour you'd get when building on a platform without
+ # linkat)
+ with self.assertRaises(FileExistsError):
+ os.link(source_path, link_path, follow_symlinks=True)
+
+ with self.assertRaises(FileExistsError):
+ os.link(source_path, link_path, follow_symlinks=False)
+
+
+ def test_listdir_scandir(self):
+ self._verify_available("HAVE_FDOPENDIR")
+ if self.mac_ver >= (10, 10):
+ self.assertIn("HAVE_FDOPENDIR", posix._have_functions)
+
+ else:
+ self.assertNotIn("HAVE_FDOPENDIR", posix._have_functions)
+
+ with self.assertRaisesRegex(TypeError, "listdir: path should be string, bytes, os.PathLike or None, not int"):
+ os.listdir(0)
+
+ with self.assertRaisesRegex(TypeError, "scandir: path should be string, bytes, os.PathLike or None, not int"):
+ os.scandir(0)
+
+ def test_mkdir(self):
+ self._verify_available("HAVE_MKDIRAT")
+ if self.mac_ver >= (10, 10):
+ self.assertIn("HAVE_MKDIRAT", posix._have_functions)
+
+ else:
+ self.assertNotIn("HAVE_MKDIRAT", posix._have_functions)
+
+ with self.assertRaisesRegex(NotImplementedError, "dir_fd unavailable"):
+ os.mkdir("dir", dir_fd=0)
+
+ def test_rename_replace(self):
+ self._verify_available("HAVE_RENAMEAT")
+ if self.mac_ver >= (10, 10):
+ self.assertIn("HAVE_RENAMEAT", posix._have_functions)
+
+ else:
+ self.assertNotIn("HAVE_RENAMEAT", posix._have_functions)
+
+ with self.assertRaisesRegex(NotImplementedError, "src_dir_fd and dst_dir_fd unavailable"):
+ os.rename("a", "b", src_dir_fd=0)
+
+ with self.assertRaisesRegex(NotImplementedError, "src_dir_fd and dst_dir_fd unavailable"):
+ os.rename("a", "b", dst_dir_fd=0)
+
+ with self.assertRaisesRegex(NotImplementedError, "src_dir_fd and dst_dir_fd unavailable"):
+ os.replace("a", "b", src_dir_fd=0)
+
+ with self.assertRaisesRegex(NotImplementedError, "src_dir_fd and dst_dir_fd unavailable"):
+ os.replace("a", "b", dst_dir_fd=0)
+
+ def test_unlink_rmdir(self):
+ self._verify_available("HAVE_UNLINKAT")
+ if self.mac_ver >= (10, 10):
+ self.assertIn("HAVE_UNLINKAT", posix._have_functions)
+
+ else:
+ self.assertNotIn("HAVE_UNLINKAT", posix._have_functions)
+
+ with self.assertRaisesRegex(NotImplementedError, "dir_fd unavailable"):
+ os.unlink("path", dir_fd=0)
+
+ with self.assertRaisesRegex(NotImplementedError, "dir_fd unavailable"):
+ os.rmdir("path", dir_fd=0)
+
+ def test_open(self):
+ self._verify_available("HAVE_OPENAT")
+ if self.mac_ver >= (10, 10):
+ self.assertIn("HAVE_OPENAT", posix._have_functions)
+
+ else:
+ self.assertNotIn("HAVE_OPENAT", posix._have_functions)
+
+ with self.assertRaisesRegex(NotImplementedError, "dir_fd unavailable"):
+ os.open("path", os.O_RDONLY, dir_fd=0)
+
+ def test_readlink(self):
+ self._verify_available("HAVE_READLINKAT")
+ if self.mac_ver >= (10, 10):
+ self.assertIn("HAVE_READLINKAT", posix._have_functions)
+
+ else:
+ self.assertNotIn("HAVE_READLINKAT", posix._have_functions)
+
+ with self.assertRaisesRegex(NotImplementedError, "dir_fd unavailable"):
+ os.readlink("path", dir_fd=0)
+
+ def test_symlink(self):
+ self._verify_available("HAVE_SYMLINKAT")
+ if self.mac_ver >= (10, 10):
+ self.assertIn("HAVE_SYMLINKAT", posix._have_functions)
+
+ else:
+ self.assertNotIn("HAVE_SYMLINKAT", posix._have_functions)
+
+ with self.assertRaisesRegex(NotImplementedError, "dir_fd unavailable"):
+ os.symlink("a", "b", dir_fd=0)
+
+ def test_utime(self):
+ self._verify_available("HAVE_FUTIMENS")
+ self._verify_available("HAVE_UTIMENSAT")
+ if self.mac_ver >= (10, 13):
+ self.assertIn("HAVE_FUTIMENS", posix._have_functions)
+ self.assertIn("HAVE_UTIMENSAT", posix._have_functions)
+
+ else:
+ self.assertNotIn("HAVE_FUTIMENS", posix._have_functions)
+ self.assertNotIn("HAVE_UTIMENSAT", posix._have_functions)
+
+ with self.assertRaisesRegex(NotImplementedError, "dir_fd unavailable"):
+ os.utime("path", dir_fd=0)
+
def test_main():
try:
- support.run_unittest(PosixTester, PosixGroupsTester)
+ support.run_unittest(
+ PosixTester,
+ PosixGroupsTester,
+ TestPosixWeaklinking
+ )
finally:
support.reap_children()
|
