4 """Unittests for the posix1e module"""
6 # Copyright (C) 2002-2009, 2012, 2014, 2015 Iustin Pop <iustin@k1024.org>
8 # This library is free software; you can redistribute it and/or
9 # modify it under the terms of the GNU Lesser General Public
10 # License as published by the Free Software Foundation; either
11 # version 2.1 of the License, or (at your option) any later version.
13 # This library is distributed in the hope that it will be useful,
14 # but WITHOUT ANY WARRANTY; without even the implied warranty of
15 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 # Lesser General Public License for more details.
18 # You should have received a copy of the GNU Lesser General Public
19 # License along with this library; if not, write to the Free Software
20 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
32 import pytest # type: ignore
40 TEST_DIR = os.environ.get("TEST_DIR", ".")
42 BASIC_ACL_TEXT = "u::rw,g::r,o::-"
43 TEXT_0755 = "u::rwx,g::rx,o::rx"
45 # Permset permission information
47 (ACL_READ, "read", Permset.read),
48 (ACL_WRITE, "write", Permset.write),
49 (ACL_EXECUTE, "execute", Permset.execute),
52 PERMSETS_IDS = [p[1] for p in PERMSETS]
55 (posix1e.ACL_USER, "user"),
56 (posix1e.ACL_GROUP, "group"),
57 (posix1e.ACL_USER_OBJ, "user object"),
58 (posix1e.ACL_GROUP_OBJ, "group object"),
59 (posix1e.ACL_MASK, "mask"),
60 (posix1e.ACL_OTHER, "other"),
63 ALL_TAG_VALUES = [i[0] for i in ALL_TAGS]
64 ALL_TAG_DESCS = [i[1] for i in ALL_TAGS]
66 # Fixtures and helpers
68 def ignore_ioerror(errnum, fn, *args, **kwargs):
69 """Call a function while ignoring some IOErrors.
71 This is needed as some OSes (e.g. FreeBSD) return failure (EINVAL)
72 when doing certain operations on an invalid ACL.
77 except IOError as err:
78 if err.errno == errnum:
82 def assert_acl_eq(a, b):
85 assert str(a) == str(b)
89 """per-test temp dir based in TEST_DIR"""
90 with tempfile.TemporaryDirectory(dir=TEST_DIR) as dname:
94 fh, fname = tempfile.mkstemp(".test", "xattr-", path)
97 @contextlib.contextmanager
98 def get_file_name(path):
99 fh, fname = get_file(path)
103 @contextlib.contextmanager
104 def get_file_fd(path):
105 fd = get_file(path)[0]
109 @contextlib.contextmanager
110 def get_file_object(path):
111 fd = get_file(path)[0]
112 with os.fdopen(fd) as f:
115 @contextlib.contextmanager
117 yield tempfile.mkdtemp(".test", "xattr-", path)
119 def get_symlink(path, dangling=True):
120 """create a symlink"""
121 fh, fname = get_file(path)
125 sname = fname + ".symlink"
126 os.symlink(fname, sname)
129 @contextlib.contextmanager
130 def get_valid_symlink(path):
131 yield get_symlink(path, dangling=False)[1]
133 @contextlib.contextmanager
134 def get_dangling_symlink(path):
135 yield get_symlink(path, dangling=True)[1]
137 @contextlib.contextmanager
138 def get_file_and_symlink(path):
139 yield get_symlink(path, dangling=False)
141 @contextlib.contextmanager
142 def get_file_and_fobject(path):
143 fh, fname = get_file(path)
144 with os.fdopen(fh) as fo:
147 # Wrappers that build upon existing values
149 def as_wrapper(call, fn, closer=None):
150 @contextlib.contextmanager
152 with call(path) as r:
155 if closer is not None:
160 return as_wrapper(call, lambda r: r.encode())
163 return as_wrapper(call, pathlib.PurePath)
165 def as_iostream(call):
166 opener = lambda f: io.open(f, "r")
167 closer = lambda r: r.close()
168 return as_wrapper(call, opener, closer)
170 NOT_BEFORE_36 = pytest.mark.xfail(condition="sys.version_info < (3,6)",
172 NOT_PYPY = pytest.mark.xfail(condition="platform.python_implementation() == 'PyPy'",
175 require_acl_from_mode = pytest.mark.skipif("not HAS_ACL_FROM_MODE")
176 require_acl_check = pytest.mark.skipif("not HAS_ACL_CHECK")
177 require_acl_entry = pytest.mark.skipif("not HAS_ACL_ENTRY")
178 require_extended_check = pytest.mark.skipif("not HAS_EXTENDED_CHECK")
179 require_equiv_mode = pytest.mark.skipif("not HAS_EQUIV_MODE")
180 require_copy_ext = pytest.mark.skipif("not HAS_COPY_EXT")
182 # Note: ACLs are valid only for files/directories, not symbolic links
183 # themselves, so we only create valid symlinks.
186 as_bytes(get_file_name),
187 pytest.param(as_fspath(get_file_name),
188 marks=[NOT_BEFORE_36, NOT_PYPY]),
191 pytest.param(as_fspath(get_dir),
192 marks=[NOT_BEFORE_36, NOT_PYPY]),
194 as_bytes(get_valid_symlink),
195 pytest.param(as_fspath(get_valid_symlink),
196 marks=[NOT_BEFORE_36, NOT_PYPY]),
207 "file via symlink (bytes)",
208 "file via symlink (path)",
214 as_iostream(get_file_name),
226 "directory (path object)",
232 pytest.param(as_fspath(get_dir),
233 marks=[NOT_BEFORE_36, NOT_PYPY]),
236 ALL_P = FILE_P + FD_P
237 ALL_D = FILE_D + FD_D
239 @pytest.fixture(params=FILE_P, ids=FILE_D)
240 def file_subject(testdir, request):
241 with request.param(testdir) as value:
244 @pytest.fixture(params=FD_P, ids=FD_D)
245 def fd_subject(testdir, request):
246 with request.param(testdir) as value:
249 @pytest.fixture(params=DIR_P, ids=DIR_D)
250 def dir_subject(testdir, request):
251 with request.param(testdir) as value:
254 @pytest.fixture(params=ALL_P, ids=ALL_D)
255 def subject(testdir, request):
256 with request.param(testdir) as value:
261 """Load/create tests"""
262 def test_from_file(self, file_subject):
263 """Test loading ACLs from a file/directory"""
264 acl = posix1e.ACL(file=file_subject)
267 def test_from_dir(self, dir_subject):
268 """Test loading ACLs from a directory"""
269 acl2 = posix1e.ACL(filedef=dir_subject)
270 # default ACLs might or might not be valid; missing ones are
271 # not valid, so we don't test acl2 for validity
273 def test_from_fd(self, fd_subject):
274 """Test loading ACLs from a file descriptor"""
275 acl = posix1e.ACL(fd=fd_subject)
278 def test_from_nonexisting(self, testdir):
279 _, fname = get_file(testdir)
280 with pytest.raises(IOError):
281 posix1e.ACL(file="fname"+".no-such-file")
282 with pytest.raises(IOError):
283 posix1e.ACL(filedef="fname"+".no-such-file")
285 def test_from_invalid_fd(self, testdir):
286 fd, _ = get_file(testdir)
288 with pytest.raises(IOError):
291 def test_from_empty_invalid(self):
292 """Test creating an empty ACL"""
294 assert not acl1.valid()
296 def test_from_text(self):
297 """Test creating an ACL from text"""
298 acl1 = posix1e.ACL(text=BASIC_ACL_TEXT)
301 # This is acl_check, but should actually be have_linux...
303 def test_from_acl(self):
304 """Test creating an ACL from an existing ACL"""
305 acl1 = posix1e.ACL(text=BASIC_ACL_TEXT)
306 acl2 = posix1e.ACL(acl=acl1)
309 def test_from_acl_via_str(self):
310 # This is needed for not HAVE_LINUX cases.
311 acl1 = posix1e.ACL(text=BASIC_ACL_TEXT)
312 acl2 = posix1e.ACL(acl=acl1)
313 assert str(acl1) == str(acl2)
315 def test_invalid_creation_params(self, testdir):
316 """Test that creating an ACL from multiple objects fails"""
317 fd, _ = get_file(testdir)
318 with pytest.raises(ValueError):
319 posix1e.ACL(text=BASIC_ACL_TEXT, fd=fd)
321 def test_invalid_value_creation(self):
322 """Test that creating an ACL from wrong specification fails"""
323 with pytest.raises(EnvironmentError):
324 posix1e.ACL(text="foobar")
325 with pytest.raises(TypeError):
326 posix1e.ACL(foo="bar")
328 def test_uninit(self):
329 """Checks that uninit is actually empty init"""
330 acl = posix1e.ACL.__new__(posix1e.ACL)
331 assert not acl.valid()
336 def test_double_init(self):
337 acl1 = posix1e.ACL(text=BASIC_ACL_TEXT)
339 acl1.__init__(text=BASIC_ACL_TEXT) # type: ignore
341 acl2 = ACL(text=TEXT_0755)
343 acl1.__init__(acl=acl2) # type: ignore
344 assert_acl_eq(acl1, acl2)
346 def test_reinit_failure_noop(self):
347 a = posix1e.ACL(text=TEXT_0755)
348 b = posix1e.ACL(acl=a)
350 with pytest.raises(IOError):
351 a.__init__(text='foobar')
354 @pytest.mark.xfail(reason="Unreliable test, re-init doesn't always invalidate children")
355 def test_double_init_breaks_children(self):
358 e.permset.write = True
359 acl.__init__() # type: ignore
360 with pytest.raises(EnvironmentError):
361 e.permset.write = False
364 class TestAclExtensions:
365 """ACL extensions checks"""
367 @require_acl_from_mode
368 def test_from_mode(self):
369 """Test loading ACLs from an octal mode"""
370 acl1 = posix1e.ACL(mode=0o644)
374 def test_acl_check(self):
375 """Test the acl_check method"""
376 acl1 = posix1e.ACL(text=BASIC_ACL_TEXT)
377 assert not acl1.check()
380 assert c == (ACL_MISS_ERROR, 0)
381 assert isinstance(c, tuple)
382 assert c[0] == ACL_MISS_ERROR
385 assert c == (ACL_ENTRY_ERROR, 0)
387 def test_applyto(self, subject):
388 """Test the apply_to function"""
389 # TODO: add read/compare with before, once ACL can be init'ed
391 basic_acl = posix1e.ACL(text=BASIC_ACL_TEXT)
392 basic_acl.applyto(subject)
393 enhanced_acl = posix1e.ACL(text="u::rw,g::-,o::-,u:root:rw,mask::r")
394 assert enhanced_acl.valid()
395 enhanced_acl.applyto(subject)
397 def test_apply_to_with_wrong_object(self):
398 acl1 = posix1e.ACL(text=BASIC_ACL_TEXT)
400 with pytest.raises(TypeError):
401 acl1.applyto(object())
402 with pytest.raises(TypeError):
403 acl1.applyto(object(), object()) # type: ignore
405 def test_apply_to_fail(self, testdir):
406 acl1 = posix1e.ACL(text=BASIC_ACL_TEXT)
408 fd, fname = get_file(testdir)
410 with pytest.raises(IOError):
412 with pytest.raises(IOError, match="no-such-file"):
413 acl1.applyto(fname+".no-such-file")
415 @require_extended_check
416 def test_applyto_extended(self, subject):
417 """Test the acl_extended function"""
418 basic_acl = posix1e.ACL(text=BASIC_ACL_TEXT)
419 basic_acl.applyto(subject)
420 assert not has_extended(subject)
421 enhanced_acl = posix1e.ACL(text="u::rw,g::-,o::-,u:root:rw,mask::r")
422 assert enhanced_acl.valid()
423 enhanced_acl.applyto(subject)
424 assert has_extended(subject)
426 @require_extended_check
427 @pytest.mark.parametrize(
428 "gen", [ get_file_and_symlink, get_file_and_fobject ])
429 def test_applyto_extended_mixed(self, testdir, gen):
430 """Test the acl_extended function"""
431 with gen(testdir) as (a, b):
432 basic_acl = posix1e.ACL(text=BASIC_ACL_TEXT)
435 assert not has_extended(item)
436 enhanced_acl = posix1e.ACL(text="u::rw,g::-,o::-,u:root:rw,mask::r")
437 assert enhanced_acl.valid()
438 enhanced_acl.applyto(b)
440 assert has_extended(item)
442 @require_extended_check
443 def test_extended_fail(self, testdir):
444 fd, fname = get_file(testdir)
446 with pytest.raises(IOError):
448 with pytest.raises(IOError, match="no-such-file"):
449 has_extended(fname+".no-such-file")
451 @require_extended_check
452 def test_extended_arg_handling(self):
453 with pytest.raises(TypeError):
454 has_extended() # type: ignore
455 with pytest.raises(TypeError):
456 has_extended(object()) # type: ignore
459 def test_equiv_mode(self):
460 """Test the equiv_mode function"""
461 if HAS_ACL_FROM_MODE:
462 for mode in 0o644, 0o755:
463 acl = posix1e.ACL(mode=mode)
464 assert acl.equiv_mode() == mode
465 acl = posix1e.ACL(text="u::rw,g::r,o::r")
466 assert acl.equiv_mode() == 0o644
467 acl = posix1e.ACL(text="u::rx,g::-,o::-")
468 assert acl.equiv_mode() == 0o500
471 @pytest.mark.xfail(reason="It seems equiv mode always passes, even for empty ACLs")
472 def test_equiv_mode_invalid(self):
473 """Test equiv_mode on invalid ACLs"""
475 with pytest.raises(EnvironmentError):
479 def test_to_any_text(self):
480 acl = posix1e.ACL(text=BASIC_ACL_TEXT)
482 acl.to_any_text(options=posix1e.TEXT_ABBREVIATE)
483 assert b"user::" in acl.to_any_text()
486 def test_to_any_text_wrong_args(self):
487 acl = posix1e.ACL(text=BASIC_ACL_TEXT)
488 with pytest.raises(TypeError):
489 acl.to_any_text(foo="bar") # type: ignore
493 def test_rich_compare(self):
494 acl1 = posix1e.ACL(text="u::rw,g::r,o::r")
495 acl2 = posix1e.ACL(acl=acl1)
496 acl3 = posix1e.ACL(text="u::rw,g::rw,o::r")
499 with pytest.raises(TypeError):
500 acl1 < acl2 # type: ignore
501 with pytest.raises(TypeError):
502 acl1 >= acl3 # type: ignore
503 assert acl1 != True # type: ignore
504 assert not (acl1 == 1) # type: ignore
505 with pytest.raises(TypeError):
506 acl1 > True # type: ignore
509 def test_acl_iterator(self):
510 acl = posix1e.ACL(text=BASIC_ACL_TEXT)
512 assert entry.parent is acl
515 def test_acl_copy_ext(self):
516 a = posix1e.ACL(text=BASIC_ACL_TEXT)
518 c = posix1e.ACL(acl=b)
521 state = a.__getstate__()
522 b.__setstate__(state)
527 def test_acl_copy_ext_failure(self):
529 with pytest.raises(IOError):
530 a.__setstate__(b'\0')
533 def test_acl_copy_ext_args(self):
535 with pytest.raises(TypeError):
539 def test_acl_init_copy_ext(self):
540 a = posix1e.ACL(text=BASIC_ACL_TEXT)
542 c = posix1e.ACL(data=a.__getstate__())
547 def test_acl_init_copy_ext_invalid(self):
548 with pytest.raises(IOError):
549 posix1e.ACL(data=b"foobar")
555 def test_delete_default(self, testdir):
556 """Test removing the default ACL"""
557 with get_dir(testdir) as dname:
558 posix1e.delete_default(dname)
560 def test_delete_default_fail(self, testdir):
561 """Test removing the default ACL"""
562 with get_file_name(testdir) as fname:
563 with pytest.raises(IOError, match="no-such-file"):
564 posix1e.delete_default(fname+".no-such-file")
567 def test_delete_default_wrong_arg(self):
568 with pytest.raises(TypeError):
569 posix1e.delete_default(object()) # type: ignore
571 def test_reapply(self, testdir):
572 """Test re-applying an ACL"""
573 fd, fname = get_file(testdir)
574 acl1 = posix1e.ACL(fd=fd)
577 with get_dir(testdir) as dname:
578 acl2 = posix1e.ACL(file=fname)
584 class TestModification:
585 """ACL modification tests"""
587 def checkRef(self, obj):
588 """Checks if a given obj has a 'sane' refcount"""
589 if platform.python_implementation() == "PyPy":
591 ref_cnt = sys.getrefcount(obj)
592 # FIXME: hardcoded value for the max ref count... but I've
593 # seen it overflow on bad reference counting, so it's better
595 if ref_cnt < 2 or ref_cnt > 1024:
596 pytest.fail("Wrong reference count, expected 2-1024 and got %d" %
600 """Test str() of an ACL."""
601 acl = posix1e.ACL(text=BASIC_ACL_TEXT)
603 self.checkRef(str_acl)
605 def test_append(self):
606 """Test append a new Entry to the ACL"""
609 e.tag_type = posix1e.ACL_OTHER
610 ignore_ioerror(errno.EINVAL, acl.calc_mask)
612 self.checkRef(str_format)
614 ignore_ioerror(errno.EINVAL, acl.calc_mask)
615 assert not acl.valid()
617 def test_wrong_append(self):
618 """Test append a new Entry to the ACL based on wrong object type"""
620 with pytest.raises(TypeError):
621 acl.append(object()) # type: ignore
623 @pytest.mark.xfail(reason="Behaviour not conform to specification")
624 def test_append_invalid_source(self):
629 with pytest.raises(EnvironmentError):
630 f.permset.write = True
631 with pytest.raises(EnvironmentError):
634 def test_entry_creation(self):
636 e = posix1e.Entry(acl)
637 ignore_ioerror(errno.EINVAL, acl.calc_mask)
639 self.checkRef(str_format)
641 def test_entry_failed_creation(self):
642 # Checks for partial initialisation and deletion on error
644 with pytest.raises(TypeError):
645 posix1e.Entry(object()) # type: ignore
647 def test_entry_reinitialisations(self):
651 e.__init__(a) # type: ignore
652 with pytest.raises(ValueError, match="different parent"):
653 e.__init__(b) # type: ignore
656 def test_entry_reinit_leaks_refcount(self):
659 ref = sys.getrefcount(acl)
660 e.__init__(acl) # type: ignore
661 assert ref == sys.getrefcount(acl), "Uh-oh, ref leaks..."
663 def test_delete(self):
664 """Test delete Entry from the ACL"""
667 e.tag_type = posix1e.ACL_OTHER
668 ignore_ioerror(errno.EINVAL, acl.calc_mask)
670 ignore_ioerror(errno.EINVAL, acl.calc_mask)
672 def test_double_delete(self):
673 """Test delete Entry from the ACL"""
674 # This is not entirely valid/correct, since the entry object
675 # itself is invalid after the first deletion, so we're
676 # actually testing deleting an invalid object, not a
677 # non-existing entry...
680 e.tag_type = posix1e.ACL_OTHER
681 ignore_ioerror(errno.EINVAL, acl.calc_mask)
683 ignore_ioerror(errno.EINVAL, acl.calc_mask)
684 with pytest.raises(EnvironmentError):
687 def test_delete_unowned(self):
688 """Test delete Entry from the ACL"""
692 e.tag_type = posix1e.ACL_OTHER
693 with pytest.raises(ValueError, match="un-owned entry"):
696 # This currently fails as this deletion seems to be accepted :/
697 @pytest.mark.xfail(reason="Entry deletion is unreliable")
698 def testDeleteInvalidEntry(self):
699 """Test delete foreign Entry from the ACL"""
703 e.tag_type = posix1e.ACL_OTHER
704 ignore_ioerror(errno.EINVAL, acl1.calc_mask)
705 with pytest.raises(EnvironmentError):
708 def test_delete_invalid_object(self):
709 """Test delete a non-Entry from the ACL"""
711 with pytest.raises(TypeError):
712 acl.delete_entry(object()) # type: ignore
714 def test_double_entries(self):
715 """Test double entries"""
716 acl = posix1e.ACL(text=BASIC_ACL_TEXT)
718 for tag_type in (posix1e.ACL_USER_OBJ, posix1e.ACL_GROUP_OBJ,
721 e.tag_type = tag_type
723 assert not acl.valid(), ("ACL containing duplicate entries"
724 " should not be valid")
727 def test_multiple_good_entries(self):
728 """Test multiple valid entries"""
729 acl = posix1e.ACL(text=BASIC_ACL_TEXT)
731 for tag_type in (posix1e.ACL_USER,
733 for obj_id in range(5):
735 e.tag_type = tag_type
739 assert acl.valid(), ("ACL should be able to hold multiple"
740 " user/group entries")
742 def test_multiple_bad_entries(self):
743 """Test multiple invalid entries"""
744 for tag_type in (posix1e.ACL_USER,
746 acl = posix1e.ACL(text=BASIC_ACL_TEXT)
749 e1.tag_type = tag_type
753 assert acl.valid(), ("ACL should be able to add a"
756 e2.tag_type = tag_type
759 ignore_ioerror(errno.EINVAL, acl.calc_mask)
760 assert not acl.valid(), ("ACL should not validate when"
761 " containing two duplicate entries")
763 # FreeBSD trips over itself here and can't delete the
764 # entry, even though it still exists.
765 ignore_ioerror(errno.EINVAL, acl.delete_entry, e2)
770 e1.tag_type = ACL_USER
776 e2.tag_type = ACL_GROUP
783 assert e1.tag_type == e2.tag_type
785 def test_copy_wrong_arg(self):
788 with pytest.raises(TypeError):
789 e.copy(object()) # type: ignore
791 def test_set_permset(self):
794 e1.tag_type = ACL_USER
800 e2.tag_type = ACL_GROUP
806 assert e2.permset.write
807 assert e2.tag_type == ACL_GROUP
809 def test_set_permset_wrong_arg(self):
812 with pytest.raises(TypeError):
813 e.permset = object() # type: ignore
815 def test_permset_creation(self):
822 def test_permset_creation_wrong_arg(self):
823 with pytest.raises(TypeError):
824 Permset(object()) # type: ignore
826 def test_permset_reinitialisations(self):
831 p.__init__(e) # type: ignore
832 with pytest.raises(ValueError, match="different parent"):
833 p.__init__(f) # type: ignore
836 def test_permset_reinit_leaks_refcount(self):
840 ref = sys.getrefcount(e)
841 p.__init__(e) # type: ignore
842 assert ref == sys.getrefcount(e), "Uh-oh, ref leaks..."
844 @pytest.mark.parametrize("perm, txt, accessor",
845 PERMSETS, ids=PERMSETS_IDS)
846 def test_permset(self, perm, txt, accessor):
847 """Test permissions"""
854 self.checkRef(str_ps)
855 assert not ps.test(perm), ("Empty permission set should not"
856 " have permission '%s'" % txt)
858 assert ps.test(perm), ("Permission '%s' should exist"
859 " after addition" % txt)
861 self.checkRef(str_ps)
863 assert not ps.test(perm), ("Permission '%s' should not exist"
864 " after deletion" % txt)
866 assert ps.test(perm), ("Permission '%s' should exist"
867 " after addition" % txt)
869 assert not ps.test(perm), ("Permission '%s' should not exist"
870 " after clearing" % txt)
874 @pytest.mark.parametrize("perm, txt, accessor",
875 PERMSETS, ids=PERMSETS_IDS)
876 def test_permset_via_accessors(self, perm, txt, accessor):
877 """Test permissions"""
883 return accessor.__get__(ps) # type: ignore
885 return accessor.__set__(ps, value) # type: ignore
887 self.checkRef(str_ps)
888 assert not getter(), ("Empty permission set should not"
889 " have permission '%s'" % txt)
891 assert ps.test(perm), ("Permission '%s' should exist"
892 " after addition" % txt)
893 assert getter(), ("Permission '%s' should exist"
894 " after addition" % txt)
896 self.checkRef(str_ps)
898 assert not ps.test(perm), ("Permission '%s' should not exist"
899 " after deletion" % txt)
900 assert not getter(), ("Permission '%s' should not exist"
901 " after deletion" % txt)
907 def test_permset_invalid_type(self):
912 with pytest.raises(TypeError):
913 ps.add("foobar") # type: ignore
914 with pytest.raises(TypeError):
915 ps.delete("foobar") # type: ignore
916 with pytest.raises(TypeError):
917 ps.test("foobar") # type: ignore
918 with pytest.raises(ValueError):
919 ps.write = object() # type: ignore
921 @pytest.mark.parametrize("tag", [ACL_USER, ACL_GROUP],
922 ids=["ACL_USER", "ACL_GROUP"])
923 def test_qualifier_values(self, tag):
924 """Tests qualifier correct store/retrieval"""
930 regex = re.compile("(user|group) with (u|g)id %d" % qualifier)
932 e.qualifier = qualifier
933 except OverflowError:
934 # reached overflow condition, break
936 assert e.qualifier == qualifier
937 assert regex.search(str(e)) is not None
940 def test_qualifier_overflow(self):
941 """Tests qualifier overflow handling"""
944 # the uid_t/gid_t are unsigned, so they can hold slightly more
945 # than sys.maxsize*2 (on Linux).
946 qualifier = (sys.maxsize + 1) * 2
947 for tag in [posix1e.ACL_USER, posix1e.ACL_GROUP]:
949 with pytest.raises(OverflowError):
950 e.qualifier = qualifier
952 def test_qualifier_underflow(self):
953 """Tests negative qualifier handling"""
954 # Note: this presumes that uid_t/gid_t in C are unsigned...
957 for tag in [posix1e.ACL_USER, posix1e.ACL_GROUP]:
959 for qualifier in [-10, -5, -1]:
960 with pytest.raises(OverflowError):
961 e.qualifier = qualifier
963 def test_invalid_qualifier(self):
964 """Tests invalid qualifier handling"""
967 with pytest.raises(TypeError):
968 e.qualifier = object() # type: ignore
969 with pytest.raises((TypeError, AttributeError)):
972 def test_qualifier_on_wrong_tag(self):
973 """Tests qualifier setting on wrong tag"""
976 e.tag_type = posix1e.ACL_OTHER
977 with pytest.raises(TypeError):
979 with pytest.raises(TypeError):
982 @pytest.mark.parametrize("tag", ALL_TAG_VALUES, ids=ALL_TAG_DESCS)
983 def test_tag_types(self, tag):
984 """Tests tag type correct set/get"""
988 assert e.tag_type == tag
989 # check we can show all tag types without breaking
992 @pytest.mark.parametrize("src_tag", ALL_TAG_VALUES, ids=ALL_TAG_DESCS)
993 @pytest.mark.parametrize("dst_tag", ALL_TAG_VALUES, ids=ALL_TAG_DESCS)
994 def test_tag_overwrite(self, src_tag, dst_tag):
995 """Tests tag type correct set/get"""
999 assert e.tag_type == src_tag
1001 e.tag_type = dst_tag
1002 assert e.tag_type == dst_tag
1005 def test_invalid_tags(self):
1006 """Tests tag type incorrect set/get"""
1009 with pytest.raises(TypeError):
1010 e.tag_type = object() # type: ignore
1011 e.tag_type = posix1e.ACL_USER_OBJ
1012 # For some reason, PyPy raises AttributeError. Strange...
1013 with pytest.raises((TypeError, AttributeError)):
1016 def test_tag_wrong_overwrite(self):
1019 e.tag_type = posix1e.ACL_USER_OBJ
1020 tag = max(ALL_TAG_VALUES) + 1
1021 with pytest.raises(EnvironmentError):
1023 # Check tag is still valid.
1024 assert e.tag_type == posix1e.ACL_USER_OBJ
1026 if __name__ == "__main__":