Python code coverage for Lib/test/test_posixpath.py

#	count	content
1	n/a	import os
2	n/a	import posixpath
3	n/a	import unittest
4	n/a	import warnings
5	n/a	from posixpath import realpath, abspath, dirname, basename
6	n/a	from test import support, test_genericpath
7	n/a
8	n/a	try:
9	n/a	import posix
10	n/a	except ImportError:
11	n/a	posix = None
12	n/a
13	n/a	# An absolute path to a temporary filename for testing. We can't rely on TESTFN
14	n/a	# being an absolute path, so we need this.
15	n/a
16	n/a	ABSTFN = abspath(support.TESTFN)
17	n/a
18	n/a	def skip_if_ABSTFN_contains_backslash(test):
19	n/a	"""
20	n/a	On Windows, posixpath.abspath still returns paths with backslashes
21	n/a	instead of posix forward slashes. If this is the case, several tests
22	n/a	fail, so skip them.
23	n/a	"""
24	n/a	found_backslash = '\\' in ABSTFN
25	n/a	msg = "ABSTFN is not a posix path - tests fail"
26	n/a	return [test, unittest.skip(msg)(test)][found_backslash]
27	n/a
28	n/a	def safe_rmdir(dirname):
29	n/a	try:
30	n/a	os.rmdir(dirname)
31	n/a	except OSError:
32	n/a	pass
33	n/a
34	n/a	class PosixPathTest(unittest.TestCase):
35	n/a
36	n/a	def setUp(self):
37	n/a	self.tearDown()
38	n/a
39	n/a	def tearDown(self):
40	n/a	for suffix in ["", "1", "2"]:
41	n/a	support.unlink(support.TESTFN + suffix)
42	n/a	safe_rmdir(support.TESTFN + suffix)
43	n/a
44	n/a	def test_join(self):
45	n/a	self.assertEqual(posixpath.join("/foo", "bar", "/bar", "baz"),
46	n/a	"/bar/baz")
47	n/a	self.assertEqual(posixpath.join("/foo", "bar", "baz"), "/foo/bar/baz")
48	n/a	self.assertEqual(posixpath.join("/foo/", "bar/", "baz/"),
49	n/a	"/foo/bar/baz/")
50	n/a
51	n/a	self.assertEqual(posixpath.join(b"/foo", b"bar", b"/bar", b"baz"),
52	n/a	b"/bar/baz")
53	n/a	self.assertEqual(posixpath.join(b"/foo", b"bar", b"baz"),
54	n/a	b"/foo/bar/baz")
55	n/a	self.assertEqual(posixpath.join(b"/foo/", b"bar/", b"baz/"),
56	n/a	b"/foo/bar/baz/")
57	n/a
58	n/a	def test_split(self):
59	n/a	self.assertEqual(posixpath.split("/foo/bar"), ("/foo", "bar"))
60	n/a	self.assertEqual(posixpath.split("/"), ("/", ""))
61	n/a	self.assertEqual(posixpath.split("foo"), ("", "foo"))
62	n/a	self.assertEqual(posixpath.split("////foo"), ("////", "foo"))
63	n/a	self.assertEqual(posixpath.split("//foo//bar"), ("//foo", "bar"))
64	n/a
65	n/a	self.assertEqual(posixpath.split(b"/foo/bar"), (b"/foo", b"bar"))
66	n/a	self.assertEqual(posixpath.split(b"/"), (b"/", b""))
67	n/a	self.assertEqual(posixpath.split(b"foo"), (b"", b"foo"))
68	n/a	self.assertEqual(posixpath.split(b"////foo"), (b"////", b"foo"))
69	n/a	self.assertEqual(posixpath.split(b"//foo//bar"), (b"//foo", b"bar"))
70	n/a
71	n/a	def splitextTest(self, path, filename, ext):
72	n/a	self.assertEqual(posixpath.splitext(path), (filename, ext))
73	n/a	self.assertEqual(posixpath.splitext("/" + path), ("/" + filename, ext))
74	n/a	self.assertEqual(posixpath.splitext("abc/" + path),
75	n/a	("abc/" + filename, ext))
76	n/a	self.assertEqual(posixpath.splitext("abc.def/" + path),
77	n/a	("abc.def/" + filename, ext))
78	n/a	self.assertEqual(posixpath.splitext("/abc.def/" + path),
79	n/a	("/abc.def/" + filename, ext))
80	n/a	self.assertEqual(posixpath.splitext(path + "/"),
81	n/a	(filename + ext + "/", ""))
82	n/a
83	n/a	path = bytes(path, "ASCII")
84	n/a	filename = bytes(filename, "ASCII")
85	n/a	ext = bytes(ext, "ASCII")
86	n/a
87	n/a	self.assertEqual(posixpath.splitext(path), (filename, ext))
88	n/a	self.assertEqual(posixpath.splitext(b"/" + path),
89	n/a	(b"/" + filename, ext))
90	n/a	self.assertEqual(posixpath.splitext(b"abc/" + path),
91	n/a	(b"abc/" + filename, ext))
92	n/a	self.assertEqual(posixpath.splitext(b"abc.def/" + path),
93	n/a	(b"abc.def/" + filename, ext))
94	n/a	self.assertEqual(posixpath.splitext(b"/abc.def/" + path),
95	n/a	(b"/abc.def/" + filename, ext))
96	n/a	self.assertEqual(posixpath.splitext(path + b"/"),
97	n/a	(filename + ext + b"/", b""))
98	n/a
99	n/a	def test_splitext(self):
100	n/a	self.splitextTest("foo.bar", "foo", ".bar")
101	n/a	self.splitextTest("foo.boo.bar", "foo.boo", ".bar")
102	n/a	self.splitextTest("foo.boo.biff.bar", "foo.boo.biff", ".bar")
103	n/a	self.splitextTest(".csh.rc", ".csh", ".rc")
104	n/a	self.splitextTest("nodots", "nodots", "")
105	n/a	self.splitextTest(".cshrc", ".cshrc", "")
106	n/a	self.splitextTest("...manydots", "...manydots", "")
107	n/a	self.splitextTest("...manydots.ext", "...manydots", ".ext")
108	n/a	self.splitextTest(".", ".", "")
109	n/a	self.splitextTest("..", "..", "")
110	n/a	self.splitextTest("........", "........", "")
111	n/a	self.splitextTest("", "", "")
112	n/a
113	n/a	def test_isabs(self):
114	n/a	self.assertIs(posixpath.isabs(""), False)
115	n/a	self.assertIs(posixpath.isabs("/"), True)
116	n/a	self.assertIs(posixpath.isabs("/foo"), True)
117	n/a	self.assertIs(posixpath.isabs("/foo/bar"), True)
118	n/a	self.assertIs(posixpath.isabs("foo/bar"), False)
119	n/a
120	n/a	self.assertIs(posixpath.isabs(b""), False)
121	n/a	self.assertIs(posixpath.isabs(b"/"), True)
122	n/a	self.assertIs(posixpath.isabs(b"/foo"), True)
123	n/a	self.assertIs(posixpath.isabs(b"/foo/bar"), True)
124	n/a	self.assertIs(posixpath.isabs(b"foo/bar"), False)
125	n/a
126	n/a	def test_basename(self):
127	n/a	self.assertEqual(posixpath.basename("/foo/bar"), "bar")
128	n/a	self.assertEqual(posixpath.basename("/"), "")
129	n/a	self.assertEqual(posixpath.basename("foo"), "foo")
130	n/a	self.assertEqual(posixpath.basename("////foo"), "foo")
131	n/a	self.assertEqual(posixpath.basename("//foo//bar"), "bar")
132	n/a
133	n/a	self.assertEqual(posixpath.basename(b"/foo/bar"), b"bar")
134	n/a	self.assertEqual(posixpath.basename(b"/"), b"")
135	n/a	self.assertEqual(posixpath.basename(b"foo"), b"foo")
136	n/a	self.assertEqual(posixpath.basename(b"////foo"), b"foo")
137	n/a	self.assertEqual(posixpath.basename(b"//foo//bar"), b"bar")
138	n/a
139	n/a	def test_dirname(self):
140	n/a	self.assertEqual(posixpath.dirname("/foo/bar"), "/foo")
141	n/a	self.assertEqual(posixpath.dirname("/"), "/")
142	n/a	self.assertEqual(posixpath.dirname("foo"), "")
143	n/a	self.assertEqual(posixpath.dirname("////foo"), "////")
144	n/a	self.assertEqual(posixpath.dirname("//foo//bar"), "//foo")
145	n/a
146	n/a	self.assertEqual(posixpath.dirname(b"/foo/bar"), b"/foo")
147	n/a	self.assertEqual(posixpath.dirname(b"/"), b"/")
148	n/a	self.assertEqual(posixpath.dirname(b"foo"), b"")
149	n/a	self.assertEqual(posixpath.dirname(b"////foo"), b"////")
150	n/a	self.assertEqual(posixpath.dirname(b"//foo//bar"), b"//foo")
151	n/a
152	n/a	def test_islink(self):
153	n/a	self.assertIs(posixpath.islink(support.TESTFN + "1"), False)
154	n/a	self.assertIs(posixpath.lexists(support.TESTFN + "2"), False)
155	n/a	f = open(support.TESTFN + "1", "wb")
156	n/a	try:
157	n/a	f.write(b"foo")
158	n/a	f.close()
159	n/a	self.assertIs(posixpath.islink(support.TESTFN + "1"), False)
160	n/a	if support.can_symlink():
161	n/a	os.symlink(support.TESTFN + "1", support.TESTFN + "2")
162	n/a	self.assertIs(posixpath.islink(support.TESTFN + "2"), True)
163	n/a	os.remove(support.TESTFN + "1")
164	n/a	self.assertIs(posixpath.islink(support.TESTFN + "2"), True)
165	n/a	self.assertIs(posixpath.exists(support.TESTFN + "2"), False)
166	n/a	self.assertIs(posixpath.lexists(support.TESTFN + "2"), True)
167	n/a	finally:
168	n/a	if not f.close():
169	n/a	f.close()
170	n/a
171	n/a	def test_ismount(self):
172	n/a	self.assertIs(posixpath.ismount("/"), True)
173	n/a	with warnings.catch_warnings():
174	n/a	warnings.simplefilter("ignore", DeprecationWarning)
175	n/a	self.assertIs(posixpath.ismount(b"/"), True)
176	n/a
177	n/a	def test_ismount_non_existent(self):
178	n/a	# Non-existent mountpoint.
179	n/a	self.assertIs(posixpath.ismount(ABSTFN), False)
180	n/a	try:
181	n/a	os.mkdir(ABSTFN)
182	n/a	self.assertIs(posixpath.ismount(ABSTFN), False)
183	n/a	finally:
184	n/a	safe_rmdir(ABSTFN)
185	n/a
186	n/a	@unittest.skipUnless(support.can_symlink(),
187	n/a	"Test requires symlink support")
188	n/a	def test_ismount_symlinks(self):
189	n/a	# Symlinks are never mountpoints.
190	n/a	try:
191	n/a	os.symlink("/", ABSTFN)
192	n/a	self.assertIs(posixpath.ismount(ABSTFN), False)
193	n/a	finally:
194	n/a	os.unlink(ABSTFN)
195	n/a
196	n/a	@unittest.skipIf(posix is None, "Test requires posix module")
197	n/a	def test_ismount_different_device(self):
198	n/a	# Simulate the path being on a different device from its parent by
199	n/a	# mocking out st_dev.
200	n/a	save_lstat = os.lstat
201	n/a	def fake_lstat(path):
202	n/a	st_ino = 0
203	n/a	st_dev = 0
204	n/a	if path == ABSTFN:
205	n/a	st_dev = 1
206	n/a	st_ino = 1
207	n/a	return posix.stat_result((0, st_ino, st_dev, 0, 0, 0, 0, 0, 0, 0))
208	n/a	try:
209	n/a	os.lstat = fake_lstat
210	n/a	self.assertIs(posixpath.ismount(ABSTFN), True)
211	n/a	finally:
212	n/a	os.lstat = save_lstat
213	n/a
214	n/a	@unittest.skipIf(posix is None, "Test requires posix module")
215	n/a	def test_ismount_directory_not_readable(self):
216	n/a	# issue #2466: Simulate ismount run on a directory that is not
217	n/a	# readable, which used to return False.
218	n/a	save_lstat = os.lstat
219	n/a	def fake_lstat(path):
220	n/a	st_ino = 0
221	n/a	st_dev = 0
222	n/a	if path.startswith(ABSTFN) and path != ABSTFN:
223	n/a	# ismount tries to read something inside the ABSTFN directory;
224	n/a	# simulate this being forbidden (no read permission).
225	n/a	raise OSError("Fake [Errno 13] Permission denied")
226	n/a	if path == ABSTFN:
227	n/a	st_dev = 1
228	n/a	st_ino = 1
229	n/a	return posix.stat_result((0, st_ino, st_dev, 0, 0, 0, 0, 0, 0, 0))
230	n/a	try:
231	n/a	os.lstat = fake_lstat
232	n/a	self.assertIs(posixpath.ismount(ABSTFN), True)
233	n/a	finally:
234	n/a	os.lstat = save_lstat
235	n/a
236	n/a	def test_expanduser(self):
237	n/a	self.assertEqual(posixpath.expanduser("foo"), "foo")
238	n/a	self.assertEqual(posixpath.expanduser(b"foo"), b"foo")
239	n/a	with support.EnvironmentVarGuard() as env:
240	n/a	for home in '/', '', '//', '///':
241	n/a	with self.subTest(home=home):
242	n/a	env['HOME'] = home
243	n/a	self.assertEqual(posixpath.expanduser("~"), "/")
244	n/a	self.assertEqual(posixpath.expanduser("~/"), "/")
245	n/a	self.assertEqual(posixpath.expanduser("~/foo"), "/foo")
246	n/a	try:
247	n/a	import pwd
248	n/a	except ImportError:
249	n/a	pass
250	n/a	else:
251	n/a	self.assertIsInstance(posixpath.expanduser("~/"), str)
252	n/a	self.assertIsInstance(posixpath.expanduser(b"~/"), bytes)
253	n/a	# if home directory == root directory, this test makes no sense
254	n/a	if posixpath.expanduser("~") != '/':
255	n/a	self.assertEqual(
256	n/a	posixpath.expanduser("~") + "/",
257	n/a	posixpath.expanduser("~/")
258	n/a	)
259	n/a	self.assertEqual(
260	n/a	posixpath.expanduser(b"~") + b"/",
261	n/a	posixpath.expanduser(b"~/")
262	n/a	)
263	n/a	self.assertIsInstance(posixpath.expanduser("~root/"), str)
264	n/a	self.assertIsInstance(posixpath.expanduser("~foo/"), str)
265	n/a	self.assertIsInstance(posixpath.expanduser(b"~root/"), bytes)
266	n/a	self.assertIsInstance(posixpath.expanduser(b"~foo/"), bytes)
267	n/a
268	n/a	with support.EnvironmentVarGuard() as env:
269	n/a	# expanduser should fall back to using the password database
270	n/a	del env['HOME']
271	n/a	home = pwd.getpwuid(os.getuid()).pw_dir
272	n/a	# $HOME can end with a trailing /, so strip it (see #17809)
273	n/a	home = home.rstrip("/") or '/'
274	n/a	self.assertEqual(posixpath.expanduser("~"), home)
275	n/a
276	n/a	def test_normpath(self):
277	n/a	self.assertEqual(posixpath.normpath(""), ".")
278	n/a	self.assertEqual(posixpath.normpath("/"), "/")
279	n/a	self.assertEqual(posixpath.normpath("//"), "//")
280	n/a	self.assertEqual(posixpath.normpath("///"), "/")
281	n/a	self.assertEqual(posixpath.normpath("///foo/.//bar//"), "/foo/bar")
282	n/a	self.assertEqual(posixpath.normpath("///foo/.//bar//.//..//.//baz"),
283	n/a	"/foo/baz")
284	n/a	self.assertEqual(posixpath.normpath("///..//./foo/.//bar"), "/foo/bar")
285	n/a
286	n/a	self.assertEqual(posixpath.normpath(b""), b".")
287	n/a	self.assertEqual(posixpath.normpath(b"/"), b"/")
288	n/a	self.assertEqual(posixpath.normpath(b"//"), b"//")
289	n/a	self.assertEqual(posixpath.normpath(b"///"), b"/")
290	n/a	self.assertEqual(posixpath.normpath(b"///foo/.//bar//"), b"/foo/bar")
291	n/a	self.assertEqual(posixpath.normpath(b"///foo/.//bar//.//..//.//baz"),
292	n/a	b"/foo/baz")
293	n/a	self.assertEqual(posixpath.normpath(b"///..//./foo/.//bar"),
294	n/a	b"/foo/bar")
295	n/a
296	n/a	@skip_if_ABSTFN_contains_backslash
297	n/a	def test_realpath_curdir(self):
298	n/a	self.assertEqual(realpath('.'), os.getcwd())
299	n/a	self.assertEqual(realpath('./.'), os.getcwd())
300	n/a	self.assertEqual(realpath('/'.join(['.'] * 100)), os.getcwd())
301	n/a
302	n/a	self.assertEqual(realpath(b'.'), os.getcwdb())
303	n/a	self.assertEqual(realpath(b'./.'), os.getcwdb())
304	n/a	self.assertEqual(realpath(b'/'.join([b'.'] * 100)), os.getcwdb())
305	n/a
306	n/a	@skip_if_ABSTFN_contains_backslash
307	n/a	def test_realpath_pardir(self):
308	n/a	self.assertEqual(realpath('..'), dirname(os.getcwd()))
309	n/a	self.assertEqual(realpath('../..'), dirname(dirname(os.getcwd())))
310	n/a	self.assertEqual(realpath('/'.join(['..'] * 100)), '/')
311	n/a
312	n/a	self.assertEqual(realpath(b'..'), dirname(os.getcwdb()))
313	n/a	self.assertEqual(realpath(b'../..'), dirname(dirname(os.getcwdb())))
314	n/a	self.assertEqual(realpath(b'/'.join([b'..'] * 100)), b'/')
315	n/a
316	n/a	@unittest.skipUnless(hasattr(os, "symlink"),
317	n/a	"Missing symlink implementation")
318	n/a	@skip_if_ABSTFN_contains_backslash
319	n/a	def test_realpath_basic(self):
320	n/a	# Basic operation.
321	n/a	try:
322	n/a	os.symlink(ABSTFN+"1", ABSTFN)
323	n/a	self.assertEqual(realpath(ABSTFN), ABSTFN+"1")
324	n/a	finally:
325	n/a	support.unlink(ABSTFN)
326	n/a
327	n/a	@unittest.skipUnless(hasattr(os, "symlink"),
328	n/a	"Missing symlink implementation")
329	n/a	@skip_if_ABSTFN_contains_backslash
330	n/a	def test_realpath_relative(self):
331	n/a	try:
332	n/a	os.symlink(posixpath.relpath(ABSTFN+"1"), ABSTFN)
333	n/a	self.assertEqual(realpath(ABSTFN), ABSTFN+"1")
334	n/a	finally:
335	n/a	support.unlink(ABSTFN)
336	n/a
337	n/a	@unittest.skipUnless(hasattr(os, "symlink"),
338	n/a	"Missing symlink implementation")
339	n/a	@skip_if_ABSTFN_contains_backslash
340	n/a	def test_realpath_symlink_loops(self):
341	n/a	# Bug #930024, return the path unchanged if we get into an infinite
342	n/a	# symlink loop.
343	n/a	try:
344	n/a	os.symlink(ABSTFN, ABSTFN)
345	n/a	self.assertEqual(realpath(ABSTFN), ABSTFN)
346	n/a
347	n/a	os.symlink(ABSTFN+"1", ABSTFN+"2")
348	n/a	os.symlink(ABSTFN+"2", ABSTFN+"1")
349	n/a	self.assertEqual(realpath(ABSTFN+"1"), ABSTFN+"1")
350	n/a	self.assertEqual(realpath(ABSTFN+"2"), ABSTFN+"2")
351	n/a
352	n/a	self.assertEqual(realpath(ABSTFN+"1/x"), ABSTFN+"1/x")
353	n/a	self.assertEqual(realpath(ABSTFN+"1/.."), dirname(ABSTFN))
354	n/a	self.assertEqual(realpath(ABSTFN+"1/../x"), dirname(ABSTFN) + "/x")
355	n/a	os.symlink(ABSTFN+"x", ABSTFN+"y")
356	n/a	self.assertEqual(realpath(ABSTFN+"1/../" + basename(ABSTFN) + "y"),
357	n/a	ABSTFN + "y")
358	n/a	self.assertEqual(realpath(ABSTFN+"1/../" + basename(ABSTFN) + "1"),
359	n/a	ABSTFN + "1")
360	n/a
361	n/a	os.symlink(basename(ABSTFN) + "a/b", ABSTFN+"a")
362	n/a	self.assertEqual(realpath(ABSTFN+"a"), ABSTFN+"a/b")
363	n/a
364	n/a	os.symlink("../" + basename(dirname(ABSTFN)) + "/" +
365	n/a	basename(ABSTFN) + "c", ABSTFN+"c")
366	n/a	self.assertEqual(realpath(ABSTFN+"c"), ABSTFN+"c")
367	n/a
368	n/a	# Test using relative path as well.
369	n/a	with support.change_cwd(dirname(ABSTFN)):
370	n/a	self.assertEqual(realpath(basename(ABSTFN)), ABSTFN)
371	n/a	finally:
372	n/a	support.unlink(ABSTFN)
373	n/a	support.unlink(ABSTFN+"1")
374	n/a	support.unlink(ABSTFN+"2")
375	n/a	support.unlink(ABSTFN+"y")
376	n/a	support.unlink(ABSTFN+"c")
377	n/a	support.unlink(ABSTFN+"a")
378	n/a
379	n/a	@unittest.skipUnless(hasattr(os, "symlink"),
380	n/a	"Missing symlink implementation")
381	n/a	@skip_if_ABSTFN_contains_backslash
382	n/a	def test_realpath_repeated_indirect_symlinks(self):
383	n/a	# Issue #6975.
384	n/a	try:
385	n/a	os.mkdir(ABSTFN)
386	n/a	os.symlink('../' + basename(ABSTFN), ABSTFN + '/self')
387	n/a	os.symlink('self/self/self', ABSTFN + '/link')
388	n/a	self.assertEqual(realpath(ABSTFN + '/link'), ABSTFN)
389	n/a	finally:
390	n/a	support.unlink(ABSTFN + '/self')
391	n/a	support.unlink(ABSTFN + '/link')
392	n/a	safe_rmdir(ABSTFN)
393	n/a
394	n/a	@unittest.skipUnless(hasattr(os, "symlink"),
395	n/a	"Missing symlink implementation")
396	n/a	@skip_if_ABSTFN_contains_backslash
397	n/a	def test_realpath_deep_recursion(self):
398	n/a	depth = 10
399	n/a	try:
400	n/a	os.mkdir(ABSTFN)
401	n/a	for i in range(depth):
402	n/a	os.symlink('/'.join(['%d' % i] * 10), ABSTFN + '/%d' % (i + 1))
403	n/a	os.symlink('.', ABSTFN + '/0')
404	n/a	self.assertEqual(realpath(ABSTFN + '/%d' % depth), ABSTFN)
405	n/a
406	n/a	# Test using relative path as well.
407	n/a	with support.change_cwd(ABSTFN):
408	n/a	self.assertEqual(realpath('%d' % depth), ABSTFN)
409	n/a	finally:
410	n/a	for i in range(depth + 1):
411	n/a	support.unlink(ABSTFN + '/%d' % i)
412	n/a	safe_rmdir(ABSTFN)
413	n/a
414	n/a	@unittest.skipUnless(hasattr(os, "symlink"),
415	n/a	"Missing symlink implementation")
416	n/a	@skip_if_ABSTFN_contains_backslash
417	n/a	def test_realpath_resolve_parents(self):
418	n/a	# We also need to resolve any symlinks in the parents of a relative
419	n/a	# path passed to realpath. E.g.: current working directory is
420	n/a	# /usr/doc with 'doc' being a symlink to /usr/share/doc. We call
421	n/a	# realpath("a"). This should return /usr/share/doc/a/.
422	n/a	try:
423	n/a	os.mkdir(ABSTFN)
424	n/a	os.mkdir(ABSTFN + "/y")
425	n/a	os.symlink(ABSTFN + "/y", ABSTFN + "/k")
426	n/a
427	n/a	with support.change_cwd(ABSTFN + "/k"):
428	n/a	self.assertEqual(realpath("a"), ABSTFN + "/y/a")
429	n/a	finally:
430	n/a	support.unlink(ABSTFN + "/k")
431	n/a	safe_rmdir(ABSTFN + "/y")
432	n/a	safe_rmdir(ABSTFN)
433	n/a
434	n/a	@unittest.skipUnless(hasattr(os, "symlink"),
435	n/a	"Missing symlink implementation")
436	n/a	@skip_if_ABSTFN_contains_backslash
437	n/a	def test_realpath_resolve_before_normalizing(self):
438	n/a	# Bug #990669: Symbolic links should be resolved before we
439	n/a	# normalize the path. E.g.: if we have directories 'a', 'k' and 'y'
440	n/a	# in the following hierarchy:
441	n/a	# a/k/y
442	n/a	#
443	n/a	# and a symbolic link 'link-y' pointing to 'y' in directory 'a',
444	n/a	# then realpath("link-y/..") should return 'k', not 'a'.
445	n/a	try:
446	n/a	os.mkdir(ABSTFN)
447	n/a	os.mkdir(ABSTFN + "/k")
448	n/a	os.mkdir(ABSTFN + "/k/y")
449	n/a	os.symlink(ABSTFN + "/k/y", ABSTFN + "/link-y")
450	n/a
451	n/a	# Absolute path.
452	n/a	self.assertEqual(realpath(ABSTFN + "/link-y/.."), ABSTFN + "/k")
453	n/a	# Relative path.
454	n/a	with support.change_cwd(dirname(ABSTFN)):
455	n/a	self.assertEqual(realpath(basename(ABSTFN) + "/link-y/.."),
456	n/a	ABSTFN + "/k")
457	n/a	finally:
458	n/a	support.unlink(ABSTFN + "/link-y")
459	n/a	safe_rmdir(ABSTFN + "/k/y")
460	n/a	safe_rmdir(ABSTFN + "/k")
461	n/a	safe_rmdir(ABSTFN)
462	n/a
463	n/a	@unittest.skipUnless(hasattr(os, "symlink"),
464	n/a	"Missing symlink implementation")
465	n/a	@skip_if_ABSTFN_contains_backslash
466	n/a	def test_realpath_resolve_first(self):
467	n/a	# Bug #1213894: The first component of the path, if not absolute,
468	n/a	# must be resolved too.
469	n/a
470	n/a	try:
471	n/a	os.mkdir(ABSTFN)
472	n/a	os.mkdir(ABSTFN + "/k")
473	n/a	os.symlink(ABSTFN, ABSTFN + "link")
474	n/a	with support.change_cwd(dirname(ABSTFN)):
475	n/a	base = basename(ABSTFN)
476	n/a	self.assertEqual(realpath(base + "link"), ABSTFN)
477	n/a	self.assertEqual(realpath(base + "link/k"), ABSTFN + "/k")
478	n/a	finally:
479	n/a	support.unlink(ABSTFN + "link")
480	n/a	safe_rmdir(ABSTFN + "/k")
481	n/a	safe_rmdir(ABSTFN)
482	n/a
483	n/a	def test_relpath(self):
484	n/a	(real_getcwd, os.getcwd) = (os.getcwd, lambda: r"/home/user/bar")
485	n/a	try:
486	n/a	curdir = os.path.split(os.getcwd())[-1]
487	n/a	self.assertRaises(ValueError, posixpath.relpath, "")
488	n/a	self.assertEqual(posixpath.relpath("a"), "a")
489	n/a	self.assertEqual(posixpath.relpath(posixpath.abspath("a")), "a")
490	n/a	self.assertEqual(posixpath.relpath("a/b"), "a/b")
491	n/a	self.assertEqual(posixpath.relpath("../a/b"), "../a/b")
492	n/a	self.assertEqual(posixpath.relpath("a", "../b"), "../"+curdir+"/a")
493	n/a	self.assertEqual(posixpath.relpath("a/b", "../c"),
494	n/a	"../"+curdir+"/a/b")
495	n/a	self.assertEqual(posixpath.relpath("a", "b/c"), "../../a")
496	n/a	self.assertEqual(posixpath.relpath("a", "a"), ".")
497	n/a	self.assertEqual(posixpath.relpath("/foo/bar/bat", "/x/y/z"), '../../../foo/bar/bat')
498	n/a	self.assertEqual(posixpath.relpath("/foo/bar/bat", "/foo/bar"), 'bat')
499	n/a	self.assertEqual(posixpath.relpath("/foo/bar/bat", "/"), 'foo/bar/bat')
500	n/a	self.assertEqual(posixpath.relpath("/", "/foo/bar/bat"), '../../..')
501	n/a	self.assertEqual(posixpath.relpath("/foo/bar/bat", "/x"), '../foo/bar/bat')
502	n/a	self.assertEqual(posixpath.relpath("/x", "/foo/bar/bat"), '../../../x')
503	n/a	self.assertEqual(posixpath.relpath("/", "/"), '.')
504	n/a	self.assertEqual(posixpath.relpath("/a", "/a"), '.')
505	n/a	self.assertEqual(posixpath.relpath("/a/b", "/a/b"), '.')
506	n/a	finally:
507	n/a	os.getcwd = real_getcwd
508	n/a
509	n/a	def test_relpath_bytes(self):
510	n/a	(real_getcwdb, os.getcwdb) = (os.getcwdb, lambda: br"/home/user/bar")
511	n/a	try:
512	n/a	curdir = os.path.split(os.getcwdb())[-1]
513	n/a	self.assertRaises(ValueError, posixpath.relpath, b"")
514	n/a	self.assertEqual(posixpath.relpath(b"a"), b"a")
515	n/a	self.assertEqual(posixpath.relpath(posixpath.abspath(b"a")), b"a")
516	n/a	self.assertEqual(posixpath.relpath(b"a/b"), b"a/b")
517	n/a	self.assertEqual(posixpath.relpath(b"../a/b"), b"../a/b")
518	n/a	self.assertEqual(posixpath.relpath(b"a", b"../b"),
519	n/a	b"../"+curdir+b"/a")
520	n/a	self.assertEqual(posixpath.relpath(b"a/b", b"../c"),
521	n/a	b"../"+curdir+b"/a/b")
522	n/a	self.assertEqual(posixpath.relpath(b"a", b"b/c"), b"../../a")
523	n/a	self.assertEqual(posixpath.relpath(b"a", b"a"), b".")
524	n/a	self.assertEqual(posixpath.relpath(b"/foo/bar/bat", b"/x/y/z"), b'../../../foo/bar/bat')
525	n/a	self.assertEqual(posixpath.relpath(b"/foo/bar/bat", b"/foo/bar"), b'bat')
526	n/a	self.assertEqual(posixpath.relpath(b"/foo/bar/bat", b"/"), b'foo/bar/bat')
527	n/a	self.assertEqual(posixpath.relpath(b"/", b"/foo/bar/bat"), b'../../..')
528	n/a	self.assertEqual(posixpath.relpath(b"/foo/bar/bat", b"/x"), b'../foo/bar/bat')
529	n/a	self.assertEqual(posixpath.relpath(b"/x", b"/foo/bar/bat"), b'../../../x')
530	n/a	self.assertEqual(posixpath.relpath(b"/", b"/"), b'.')
531	n/a	self.assertEqual(posixpath.relpath(b"/a", b"/a"), b'.')
532	n/a	self.assertEqual(posixpath.relpath(b"/a/b", b"/a/b"), b'.')
533	n/a
534	n/a	self.assertRaises(TypeError, posixpath.relpath, b"bytes", "str")
535	n/a	self.assertRaises(TypeError, posixpath.relpath, "str", b"bytes")
536	n/a	finally:
537	n/a	os.getcwdb = real_getcwdb
538	n/a
539	n/a	def test_commonpath(self):
540	n/a	def check(paths, expected):
541	n/a	self.assertEqual(posixpath.commonpath(paths), expected)
542	n/a	self.assertEqual(posixpath.commonpath([os.fsencode(p) for p in paths]),
543	n/a	os.fsencode(expected))
544	n/a	def check_error(exc, paths):
545	n/a	self.assertRaises(exc, posixpath.commonpath, paths)
546	n/a	self.assertRaises(exc, posixpath.commonpath,
547	n/a	[os.fsencode(p) for p in paths])
548	n/a
549	n/a	self.assertRaises(ValueError, posixpath.commonpath, [])
550	n/a	check_error(ValueError, ['/usr', 'usr'])
551	n/a	check_error(ValueError, ['usr', '/usr'])
552	n/a
553	n/a	check(['/usr/local'], '/usr/local')
554	n/a	check(['/usr/local', '/usr/local'], '/usr/local')
555	n/a	check(['/usr/local/', '/usr/local'], '/usr/local')
556	n/a	check(['/usr/local/', '/usr/local/'], '/usr/local')
557	n/a	check(['/usr//local', '//usr/local'], '/usr/local')
558	n/a	check(['/usr/./local', '/./usr/local'], '/usr/local')
559	n/a	check(['/', '/dev'], '/')
560	n/a	check(['/usr', '/dev'], '/')
561	n/a	check(['/usr/lib/', '/usr/lib/python3'], '/usr/lib')
562	n/a	check(['/usr/lib/', '/usr/lib64/'], '/usr')
563	n/a
564	n/a	check(['/usr/lib', '/usr/lib64'], '/usr')
565	n/a	check(['/usr/lib/', '/usr/lib64'], '/usr')
566	n/a
567	n/a	check(['spam'], 'spam')
568	n/a	check(['spam', 'spam'], 'spam')
569	n/a	check(['spam', 'alot'], '')
570	n/a	check(['and/jam', 'and/spam'], 'and')
571	n/a	check(['and//jam', 'and/spam//'], 'and')
572	n/a	check(['and/./jam', './and/spam'], 'and')
573	n/a	check(['and/jam', 'and/spam', 'alot'], '')
574	n/a	check(['and/jam', 'and/spam', 'and'], 'and')
575	n/a
576	n/a	check([''], '')
577	n/a	check(['', 'spam/alot'], '')
578	n/a	check_error(ValueError, ['', '/spam/alot'])
579	n/a
580	n/a	self.assertRaises(TypeError, posixpath.commonpath,
581	n/a	[b'/usr/lib/', '/usr/lib/python3'])
582	n/a	self.assertRaises(TypeError, posixpath.commonpath,
583	n/a	[b'/usr/lib/', 'usr/lib/python3'])
584	n/a	self.assertRaises(TypeError, posixpath.commonpath,
585	n/a	[b'usr/lib/', '/usr/lib/python3'])
586	n/a	self.assertRaises(TypeError, posixpath.commonpath,
587	n/a	['/usr/lib/', b'/usr/lib/python3'])
588	n/a	self.assertRaises(TypeError, posixpath.commonpath,
589	n/a	['/usr/lib/', b'usr/lib/python3'])
590	n/a	self.assertRaises(TypeError, posixpath.commonpath,
591	n/a	['usr/lib/', b'/usr/lib/python3'])
592	n/a
593	n/a
594	n/a	class PosixCommonTest(test_genericpath.CommonTest, unittest.TestCase):
595	n/a	pathmodule = posixpath
596	n/a	attributes = ['relpath', 'samefile', 'sameopenfile', 'samestat']
597	n/a
598	n/a
599	n/a	class PathLikeTests(unittest.TestCase):
600	n/a
601	n/a	path = posixpath
602	n/a
603	n/a	class PathLike:
604	n/a	def __init__(self, path=''):
605	n/a	self.path = path
606	n/a	def __fspath__(self):
607	n/a	if isinstance(self.path, BaseException):
608	n/a	raise self.path
609	n/a	else:
610	n/a	return self.path
611	n/a
612	n/a	def setUp(self):
613	n/a	self.file_name = support.TESTFN.lower()
614	n/a	self.file_path = self.PathLike(support.TESTFN)
615	n/a	self.addCleanup(support.unlink, self.file_name)
616	n/a	with open(self.file_name, 'xb', 0) as file:
617	n/a	file.write(b"test_posixpath.PathLikeTests")
618	n/a
619	n/a	def assertPathEqual(self, func):
620	n/a	self.assertEqual(func(self.file_path), func(self.file_name))
621	n/a
622	n/a	def test_path_normcase(self):
623	n/a	self.assertPathEqual(self.path.normcase)
624	n/a
625	n/a	def test_path_isabs(self):
626	n/a	self.assertPathEqual(self.path.isabs)
627	n/a
628	n/a	def test_path_join(self):
629	n/a	self.assertEqual(self.path.join('a', self.PathLike('b'), 'c'),
630	n/a	self.path.join('a', 'b', 'c'))
631	n/a
632	n/a	def test_path_split(self):
633	n/a	self.assertPathEqual(self.path.split)
634	n/a
635	n/a	def test_path_splitext(self):
636	n/a	self.assertPathEqual(self.path.splitext)
637	n/a
638	n/a	def test_path_splitdrive(self):
639	n/a	self.assertPathEqual(self.path.splitdrive)
640	n/a
641	n/a	def test_path_basename(self):
642	n/a	self.assertPathEqual(self.path.basename)
643	n/a
644	n/a	def test_path_dirname(self):
645	n/a	self.assertPathEqual(self.path.dirname)
646	n/a
647	n/a	def test_path_islink(self):
648	n/a	self.assertPathEqual(self.path.islink)
649	n/a
650	n/a	def test_path_lexists(self):
651	n/a	self.assertPathEqual(self.path.lexists)
652	n/a
653	n/a	def test_path_ismount(self):
654	n/a	self.assertPathEqual(self.path.ismount)
655	n/a
656	n/a	def test_path_expanduser(self):
657	n/a	self.assertPathEqual(self.path.expanduser)
658	n/a
659	n/a	def test_path_expandvars(self):
660	n/a	self.assertPathEqual(self.path.expandvars)
661	n/a
662	n/a	def test_path_normpath(self):
663	n/a	self.assertPathEqual(self.path.normpath)
664	n/a
665	n/a	def test_path_abspath(self):
666	n/a	self.assertPathEqual(self.path.abspath)
667	n/a
668	n/a	def test_path_realpath(self):
669	n/a	self.assertPathEqual(self.path.realpath)
670	n/a
671	n/a	def test_path_relpath(self):
672	n/a	self.assertPathEqual(self.path.relpath)
673	n/a
674	n/a	def test_path_commonpath(self):
675	n/a	common_path = self.path.commonpath([self.file_path, self.file_name])
676	n/a	self.assertEqual(common_path, self.file_name)
677	n/a
678	n/a
679	n/a	if __name__=="__main__":
680	n/a	unittest.main()