summaryrefslogtreecommitdiffstats
path: root/Lib/test/test_genericpath.py
blob: 9d5ac44b6d06a7f0cbb14644e3adfe7c312e7754 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
"""
Tests common to genericpath, ntpath and posixpath
"""

import genericpath
import os
import sys
import unittest
import warnings
from test import support
from test.support.script_helper import assert_python_ok
from test.support import FakePath


def create_file(filename, data=b'foo'):
    with open(filename, 'xb', 0) as fp:
        fp.write(data)


class GenericTest:
    common_attributes = ['commonprefix', 'getsize', 'getatime', 'getctime',
                         'getmtime', 'exists', 'isdir', 'isfile']
    attributes = []

    def test_no_argument(self):
        for attr in self.common_attributes + self.attributes:
            with self.assertRaises(TypeError):
                getattr(self.pathmodule, attr)()
                raise self.fail("{}.{}() did not raise a TypeError"
                                .format(self.pathmodule.__name__, attr))

    def test_commonprefix(self):
        commonprefix = self.pathmodule.commonprefix
        self.assertEqual(
            commonprefix([]),
            ""
        )
        self.assertEqual(
            commonprefix(["/home/swenson/spam", "/home/swen/spam"]),
            "/home/swen"
        )
        self.assertEqual(
            commonprefix(["/home/swen/spam", "/home/swen/eggs"]),
            "/home/swen/"
        )
        self.assertEqual(
            commonprefix(["/home/swen/spam", "/home/swen/spam"]),
            "/home/swen/spam"
        )
        self.assertEqual(
            commonprefix(["home:swenson:spam", "home:swen:spam"]),
            "home:swen"
        )
        self.assertEqual(
            commonprefix([":home:swen:spam", ":home:swen:eggs"]),
            ":home:swen:"
        )
        self.assertEqual(
            commonprefix([":home:swen:spam", ":home:swen:spam"]),
            ":home:swen:spam"
        )

        self.assertEqual(
            commonprefix([b"/home/swenson/spam", b"/home/swen/spam"]),
            b"/home/swen"
        )
        self.assertEqual(
            commonprefix([b"/home/swen/spam", b"/home/swen/eggs"]),
            b"/home/swen/"
        )
        self.assertEqual(
            commonprefix([b"/home/swen/spam", b"/home/swen/spam"]),
            b"/home/swen/spam"
        )
        self.assertEqual(
            commonprefix([b"home:swenson:spam", b"home:swen:spam"]),
            b"home:swen"
        )
        self.assertEqual(
            commonprefix([b":home:swen:spam", b":home:swen:eggs"]),
            b":home:swen:"
        )
        self.assertEqual(
            commonprefix([b":home:swen:spam", b":home:swen:spam"]),
            b":home:swen:spam"
        )

        testlist = ['', 'abc', 'Xbcd', 'Xb', 'XY', 'abcd',
                    'aXc', 'abd', 'ab', 'aX', 'abcX']
        for s1 in testlist:
            for s2 in testlist:
                p = commonprefix([s1, s2])
                self.assertTrue(s1.startswith(p))
                self.assertTrue(s2.startswith(p))
                if s1 != s2:
                    n = len(p)
                    self.assertNotEqual(s1[n:n+1], s2[n:n+1])

    def test_getsize(self):
        filename = support.TESTFN
        self.addCleanup(support.unlink, filename)

        create_file(filename, b'Hello')
        self.assertEqual(self.pathmodule.getsize(filename), 5)
        os.remove(filename)

        create_file(filename, b'Hello World!')
        self.assertEqual(self.pathmodule.getsize(filename), 12)

    def test_filetime(self):
        filename = support.TESTFN
        self.addCleanup(support.unlink, filename)

        create_file(filename, b'foo')

        with open(filename, "ab", 0) as f:
            f.write(b"bar")

        with open(filename, "rb", 0) as f:
            data = f.read()
        self.assertEqual(data, b"foobar")

        self.assertLessEqual(
            self.pathmodule.getctime(filename),
            self.pathmodule.getmtime(filename)
        )

    def test_exists(self):
        filename = support.TESTFN
        bfilename = os.fsencode(filename)
        self.addCleanup(support.unlink, filename)

        self.assertIs(self.pathmodule.exists(filename), False)
        self.assertIs(self.pathmodule.exists(bfilename), False)

        create_file(filename)

        self.assertIs(self.pathmodule.exists(filename), True)
        self.assertIs(self.pathmodule.exists(bfilename), True)

        self.assertIs(self.pathmodule.exists(filename + '\udfff'), False)
        self.assertIs(self.pathmodule.exists(bfilename + b'\xff'), False)
        self.assertIs(self.pathmodule.exists(filename + '\x00'), False)
        self.assertIs(self.pathmodule.exists(bfilename + b'\x00'), False)

        if self.pathmodule is not genericpath:
            self.assertIs(self.pathmodule.lexists(filename), True)
            self.assertIs(self.pathmodule.lexists(bfilename), True)

            self.assertIs(self.pathmodule.lexists(filename + '\udfff'), False)
            self.assertIs(self.pathmodule.lexists(bfilename + b'\xff'), False)
            self.assertIs(self.pathmodule.lexists(filename + '\x00'), False)
            self.assertIs(self.pathmodule.lexists(bfilename + b'\x00'), False)

    @unittest.skipUnless(hasattr(os, "pipe"), "requires os.pipe()")
    def test_exists_fd(self):
        r, w = os.pipe()
        try:
            self.assertTrue(self.pathmodule.exists(r))
        finally:
            os.close(r)
            os.close(w)
        self.assertFalse(self.pathmodule.exists(r))

    def test_isdir(self):
        filename = support.TESTFN
        bfilename = os.fsencode(filename)
        self.assertIs(self.pathmodule.isdir(filename), False)
        self.assertIs(self.pathmodule.isdir(bfilename), False)

        self.assertIs(self.pathmodule.isdir(filename + '\udfff'), False)
        self.assertIs(self.pathmodule.isdir(bfilename + b'\xff'), False)
        self.assertIs(self.pathmodule.isdir(filename + '\x00'), False)
        self.assertIs(self.pathmodule.isdir(bfilename + b'\x00'), False)

        try:
            create_file(filename)
            self.assertIs(self.pathmodule.isdir(filename), False)
            self.assertIs(self.pathmodule.isdir(bfilename), False)
        finally:
            support.unlink(filename)

        try:
            os.mkdir(filename)
            self.assertIs(self.pathmodule.isdir(filename), True)
            self.assertIs(self.pathmodule.isdir(bfilename), True)
        finally:
            support.rmdir(filename)

    def test_isfile(self):
        filename = support.TESTFN
        bfilename = os.fsencode(filename)
        self.assertIs(self.pathmodule.isfile(filename), False)
        self.assertIs(self.pathmodule.isfile(bfilename), False)

        self.assertIs(self.pathmodule.isfile(filename + '\udfff'), False)
        self.assertIs(self.pathmodule.isfile(bfilename + b'\xff'), False)
        self.assertIs(self.pathmodule.isfile(filename + '\x00'), False)
        self.assertIs(self.pathmodule.isfile(bfilename + b'\x00'), False)

        try:
            create_file(filename)
            self.assertIs(self.pathmodule.isfile(filename), True)
            self.assertIs(self.pathmodule.isfile(bfilename), True)
        finally:
            support.unlink(filename)

        try:
            os.mkdir(filename)
            self.assertIs(self.pathmodule.isfile(filename), False)
            self.assertIs(self.pathmodule.isfile(bfilename), False)
        finally:
            support.rmdir(filename)

    def test_samefile(self):
        file1 = support.TESTFN
        file2 = support.TESTFN + "2"
        self.addCleanup(support.unlink, file1)
        self.addCleanup(support.unlink, file2)

        create_file(file1)
        self.assertTrue(self.pathmodule.samefile(file1, file1))

        create_file(file2)
        self.assertFalse(self.pathmodule.samefile(file1, file2))

        self.assertRaises(TypeError, self.pathmodule.samefile)

    def _test_samefile_on_link_func(self, func):
        test_fn1 = support.TESTFN
        test_fn2 = support.TESTFN + "2"
        self.addCleanup(support.unlink, test_fn1)
        self.addCleanup(support.unlink, test_fn2)

        create_file(test_fn1)

        func(test_fn1, test_fn2)
        self.assertTrue(self.pathmodule.samefile(test_fn1, test_fn2))
        os.remove(test_fn2)

        create_file(test_fn2)
        self.assertFalse(self.pathmodule.samefile(test_fn1, test_fn2))

    @support.skip_unless_symlink
    def test_samefile_on_symlink(self):
        self._test_samefile_on_link_func(os.symlink)

    def test_samefile_on_link(self):
        try:
            self._test_samefile_on_link_func(os.link)
        except PermissionError as e:
            self.skipTest('os.link(): %s' % e)

    def test_samestat(self):
        test_fn1 = support.TESTFN
        test_fn2 = support.TESTFN + "2"
        self.addCleanup(support.unlink, test_fn1)
        self.addCleanup(support.unlink, test_fn2)

        create_file(test_fn1)
        stat1 = os.stat(test_fn1)
        self.assertTrue(self.pathmodule.samestat(stat1, os.stat(test_fn1)))

        create_file(test_fn2)
        stat2 = os.stat(test_fn2)
        self.assertFalse(self.pathmodule.samestat(stat1, stat2))

        self.assertRaises(TypeError, self.pathmodule.samestat)

    def _test_samestat_on_link_func(self, func):
        test_fn1 = support.TESTFN + "1"
        test_fn2 = support.TESTFN + "2"
        self.addCleanup(support.unlink, test_fn1)
        self.addCleanup(support.unlink, test_fn2)

        create_file(test_fn1)
        func(test_fn1, test_fn2)
        self.assertTrue(self.pathmodule.samestat(os.stat(test_fn1),
                                                 os.stat(test_fn2)))
        os.remove(test_fn2)

        create_file(test_fn2)
        self.assertFalse(self.pathmodule.samestat(os.stat(test_fn1),
                                                  os.stat(test_fn2)))

    @support.skip_unless_symlink
    def test_samestat_on_symlink(self):
        self._test_samestat_on_link_func(os.symlink)

    def test_samestat_on_link(self):
        try:
            self._test_samestat_on_link_func(os.link)
        except PermissionError as e:
            self.skipTest('os.link(): %s' % e)

    def test_sameopenfile(self):
        filename = support.TESTFN
        self.addCleanup(support.unlink, filename)
        create_file(filename)

        with open(filename, "rb", 0) as fp1:
            fd1 = fp1.fileno()
            with open(filename, "rb", 0) as fp2:
                fd2 = fp2.fileno()
                self.assertTrue(self.pathmodule.sameopenfile(fd1, fd2))


class TestGenericTest(GenericTest, unittest.TestCase):
    # Issue 16852: GenericTest can't inherit from unittest.TestCase
    # for test discovery purposes; CommonTest inherits from GenericTest
    # and is only meant to be inherited by others.
    pathmodule = genericpath

    def test_invalid_paths(self):
        for attr in GenericTest.common_attributes:
            # os.path.commonprefix doesn't raise ValueError
            if attr == 'commonprefix':
                continue
            func = getattr(self.pathmodule, attr)
            with self.subTest(attr=attr):
                if attr in ('exists', 'isdir', 'isfile'):
                    func('/tmp\udfffabcds')
                    func(b'/tmp\xffabcds')
                    func('/tmp\x00abcds')
                    func(b'/tmp\x00abcds')
                else:
                    with self.assertRaises((OSError, UnicodeEncodeError)):
                        func('/tmp\udfffabcds')
                    with self.assertRaises((OSError, UnicodeDecodeError)):
                        func(b'/tmp\xffabcds')
                    with self.assertRaisesRegex(ValueError, 'embedded null'):
                        func('/tmp\x00abcds')
                    with self.assertRaisesRegex(ValueError, 'embedded null'):
                        func(b'/tmp\x00abcds')

# Following TestCase is not supposed to be run from test_genericpath.
# It is inherited by other test modules (ntpath, posixpath).

class CommonTest(GenericTest):
    common_attributes = GenericTest.common_attributes + [
        # Properties
        'curdir', 'pardir', 'extsep', 'sep',
        'pathsep', 'defpath', 'altsep', 'devnull',
        # Methods
        'normcase', 'splitdrive', 'expandvars', 'normpath', 'abspath',
        'join', 'split', 'splitext', 'isabs', 'basename', 'dirname',
        'lexists', 'islink', 'ismount', 'expanduser', 'normpath', 'realpath',
    ]

    def test_normcase(self):
        normcase = self.pathmodule.normcase
        # check that normcase() is idempotent
        for p in ["FoO/./BaR", b"FoO/./BaR"]:
            p = normcase(p)
            self.assertEqual(p, normcase(p))

        self.assertEqual(normcase(''), '')
        self.assertEqual(normcase(b''), b'')

        # check that normcase raises a TypeError for invalid types
        for path in (None, True, 0, 2.5, [], bytearray(b''), {'o','o'}):
            self.assertRaises(TypeError, normcase, path)

    def test_splitdrive(self):
        # splitdrive for non-NT paths
        splitdrive = self.pathmodule.splitdrive
        self.assertEqual(splitdrive("/foo/bar"), ("", "/foo/bar"))
        self.assertEqual(splitdrive("foo:bar"), ("", "foo:bar"))
        self.assertEqual(splitdrive(":foo:bar"), ("", ":foo:bar"))

        self.assertEqual(splitdrive(b"/foo/bar"), (b"", b"/foo/bar"))
        self.assertEqual(splitdrive(b"foo:bar"), (b"", b"foo:bar"))
        self.assertEqual(splitdrive(b":foo:bar"), (b"", b":foo:bar"))

    def test_expandvars(self):
        expandvars = self.pathmodule.expandvars
        with support.EnvironmentVarGuard() as env:
            env.clear()
            env["foo"] = "bar"
            env["{foo"] = "baz1"
            env["{foo}"] = "baz2"
            self.assertEqual(expandvars("foo"), "foo")
            self.assertEqual(expandvars("$foo bar"), "bar bar")
            self.assertEqual(expandvars("${foo}bar"), "barbar")
            self.assertEqual(expandvars("$[foo]bar"), "$[foo]bar")
            self.assertEqual(expandvars("$bar bar"), "$bar bar")
            self.assertEqual(expandvars("$?bar"), "$?bar")
            self.assertEqual(expandvars("$foo}bar"), "bar}bar")
            self.assertEqual(expandvars("${foo"), "${foo")
            self.assertEqual(expandvars("${{foo}}"), "baz1}")
            self.assertEqual(expandvars("$foo$foo"), "barbar")
            self.assertEqual(expandvars("$bar$bar"), "$bar$bar")

            self.assertEqual(expandvars(b"foo"), b"foo")
            self.assertEqual(expandvars(b"$foo bar"), b"bar bar")
            self.assertEqual(expandvars(b"${foo}bar"), b"barbar")
            self.assertEqual(expandvars(b"$[foo]bar"), b"$[foo]bar")
            self.assertEqual(expandvars(b"$bar bar"), b"$bar bar")
            self.assertEqual(expandvars(b"$?bar"), b"$?bar")
            self.assertEqual(expandvars(b"$foo}bar"), b"bar}bar")
            self.assertEqual(expandvars(b"${foo"), b"${foo")
            self.assertEqual(expandvars(b"${{foo}}"), b"baz1}")
            self.assertEqual(expandvars(b"$foo$foo"), b"barbar")
            self.assertEqual(expandvars(b"$bar$bar"), b"$bar$bar")

    @unittest.skipUnless(support.FS_NONASCII, 'need support.FS_NONASCII')
    def test_expandvars_nonascii(self):
        expandvars = self.pathmodule.expandvars
        def check(value, expected):
            self.assertEqual(expandvars(value), expected)
        with support.EnvironmentVarGuard() as env:
            env.clear()
            nonascii = support.FS_NONASCII
            env['spam'] = nonascii
            env[nonascii] = 'ham' + nonascii
            check(nonascii, nonascii)
            check('$spam bar', '%s bar' % nonascii)
            check('${spam}bar', '%sbar' % nonascii)
            check('${%s}bar' % nonascii, 'ham%sbar' % nonascii)
            check('$bar%s bar' % nonascii, '$bar%s bar' % nonascii)
            check('$spam}bar', '%s}bar' % nonascii)

            check(os.fsencode(nonascii), os.fsencode(nonascii))
            check(b'$spam bar', os.fsencode('%s bar' % nonascii))
            check(b'${spam}bar', os.fsencode('%sbar' % nonascii))
            check(os.fsencode('${%s}bar' % nonascii),
                  os.fsencode('ham%sbar' % nonascii))
            check(os.fsencode('$bar%s bar' % nonascii),
                  os.fsencode('$bar%s bar' % nonascii))
            check(b'$spam}bar', os.fsencode('%s}bar' % nonascii))

    def test_abspath(self):
        self.assertIn("foo", self.pathmodule.abspath("foo"))
        with warnings.catch_warnings():
            warnings.simplefilter("ignore", DeprecationWarning)
            self.assertIn(b"foo", self.pathmodule.abspath(b"foo"))

        # avoid UnicodeDecodeError on Windows
        undecodable_path = b'' if sys.platform == 'win32' else b'f\xf2\xf2'

        # Abspath returns bytes when the arg is bytes
        with warnings.catch_warnings():
            warnings.simplefilter("ignore", DeprecationWarning)
            for path in (b'', b'foo', undecodable_path, b'/foo', b'C:\\'):
                self.assertIsInstance(self.pathmodule.abspath(path), bytes)

    def test_realpath(self):
        self.assertIn("foo", self.pathmodule.realpath("foo"))
        with warnings.catch_warnings():
            warnings.simplefilter("ignore", DeprecationWarning)
            self.assertIn(b"foo", self.pathmodule.realpath(b"foo"))

    def test_normpath_issue5827(self):
        # Make sure normpath preserves unicode
        for path in ('', '.', '/', '\\', '///foo/.//bar//'):
            self.assertIsInstance(self.pathmodule.normpath(path), str)

    def test_abspath_issue3426(self):
        # Check that abspath returns unicode when the arg is unicode
        # with both ASCII and non-ASCII cwds.
        abspath = self.pathmodule.abspath
        for path in ('', 'fuu', 'f\xf9\xf9', '/fuu', 'U:\\'):
            self.assertIsInstance(abspath(path), str)

        unicwd = '\xe7w\xf0'
        try:
            os.fsencode(unicwd)
        except (AttributeError, UnicodeEncodeError):
            # FS encoding is probably ASCII
            pass
        else:
            with support.temp_cwd(unicwd):
                for path in ('', 'fuu', 'f\xf9\xf9', '/fuu', 'U:\\'):
                    self.assertIsInstance(abspath(path), str)

    def test_nonascii_abspath(self):
        if (support.TESTFN_UNDECODABLE
        # Mac OS X denies the creation of a directory with an invalid
        # UTF-8 name. Windows allows creating a directory with an
        # arbitrary bytes name, but fails to enter this directory
        # (when the bytes name is used).
        and sys.platform not in ('win32', 'darwin')):
            name = support.TESTFN_UNDECODABLE
        elif support.TESTFN_NONASCII:
            name = support.TESTFN_NONASCII
        else:
            self.skipTest("need support.TESTFN_NONASCII")

        with warnings.catch_warnings():
            warnings.simplefilter("ignore", DeprecationWarning)
            with support.temp_cwd(name):
                self.test_abspath()

    def test_join_errors(self):
        # Check join() raises friendly TypeErrors.
        with support.check_warnings(('', BytesWarning), quiet=True):
            errmsg = "Can't mix strings and bytes in path components"
            with self.assertRaisesRegex(TypeError, errmsg):
                self.pathmodule.join(b'bytes', 'str')
            with self.assertRaisesRegex(TypeError, errmsg):
                self.pathmodule.join('str', b'bytes')
            # regression, see #15377
            with self.assertRaisesRegex(TypeError, 'int'):
                self.pathmodule.join(42, 'str')
            with self.assertRaisesRegex(TypeError, 'int'):
                self.pathmodule.join('str', 42)
            with self.assertRaisesRegex(TypeError, 'int'):
                self.pathmodule.join(42)
            with self.assertRaisesRegex(TypeError, 'list'):
                self.pathmodule.join([])
            with self.assertRaisesRegex(TypeError, 'bytearray'):
                self.pathmodule.join(bytearray(b'foo'), bytearray(b'bar'))

    def test_relpath_errors(self):
        # Check relpath() raises friendly TypeErrors.
        with support.check_warnings(('', (BytesWarning, DeprecationWarning)),
                                    quiet=True):
            errmsg = "Can't mix strings and bytes in path components"
            with self.assertRaisesRegex(TypeError, errmsg):
                self.pathmodule.relpath(b'bytes', 'str')
            with self.assertRaisesRegex(TypeError, errmsg):
                self.pathmodule.relpath('str', b'bytes')
            with self.assertRaisesRegex(TypeError, 'int'):
                self.pathmodule.relpath(42, 'str')
            with self.assertRaisesRegex(TypeError, 'int'):
                self.pathmodule.relpath('str', 42)
            with self.assertRaisesRegex(TypeError, 'bytearray'):
                self.pathmodule.relpath(bytearray(b'foo'), bytearray(b'bar'))

    def test_import(self):
        assert_python_ok('-S', '-c', 'import ' + self.pathmodule.__name__)


class PathLikeTests(unittest.TestCase):

    def setUp(self):
        self.file_name = support.TESTFN.lower()
        self.file_path = FakePath(support.TESTFN)
        self.addCleanup(support.unlink, self.file_name)
        create_file(self.file_name, b"test_genericpath.PathLikeTests")

    def assertPathEqual(self, func):
        self.assertEqual(func(self.file_path), func(self.file_name))

    def test_path_exists(self):
        self.assertPathEqual(os.path.exists)

    def test_path_isfile(self):
        self.assertPathEqual(os.path.isfile)

    def test_path_isdir(self):
        self.assertPathEqual(os.path.isdir)

    def test_path_commonprefix(self):
        self.assertEqual(os.path.commonprefix([self.file_path, self.file_name]),
                         self.file_name)

    def test_path_getsize(self):
        self.assertPathEqual(os.path.getsize)

    def test_path_getmtime(self):
        self.assertPathEqual(os.path.getatime)

    def test_path_getctime(self):
        self.assertPathEqual(os.path.getctime)

    def test_path_samefile(self):
        self.assertTrue(os.path.samefile(self.file_path, self.file_name))


if __name__ == "__main__":
    unittest.main()