File size: 14,375 Bytes
72268ee |
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 |
# -*- coding: utf-8 -*-
"""Tests for distutils.archive_util."""
import unittest
import os
import sys
import tarfile
from os.path import splitdrive
import warnings
from distutils import archive_util
from distutils.archive_util import (check_archive_formats, make_tarball,
make_zipfile, make_archive,
ARCHIVE_FORMATS)
from distutils.spawn import find_executable, spawn
from distutils.tests import support
from test.support import run_unittest, patch
from test.support.os_helper import change_cwd
from test.support.warnings_helper import check_warnings
try:
import grp
import pwd
UID_GID_SUPPORT = True
except ImportError:
UID_GID_SUPPORT = False
try:
import zipfile
ZIP_SUPPORT = True
except ImportError:
ZIP_SUPPORT = find_executable('zip')
try:
import zlib
ZLIB_SUPPORT = True
except ImportError:
ZLIB_SUPPORT = False
try:
import bz2
except ImportError:
bz2 = None
try:
import lzma
except ImportError:
lzma = None
def can_fs_encode(filename):
"""
Return True if the filename can be saved in the file system.
"""
if os.path.supports_unicode_filenames:
return True
try:
filename.encode(sys.getfilesystemencoding())
except UnicodeEncodeError:
return False
return True
class ArchiveUtilTestCase(support.TempdirManager,
support.LoggingSilencer,
unittest.TestCase):
@unittest.skipUnless(ZLIB_SUPPORT, 'Need zlib support to run')
def test_make_tarball(self, name='archive'):
# creating something to tar
tmpdir = self._create_files()
self._make_tarball(tmpdir, name, '.tar.gz')
# trying an uncompressed one
self._make_tarball(tmpdir, name, '.tar', compress=None)
@unittest.skipUnless(ZLIB_SUPPORT, 'Need zlib support to run')
def test_make_tarball_gzip(self):
tmpdir = self._create_files()
self._make_tarball(tmpdir, 'archive', '.tar.gz', compress='gzip')
@unittest.skipUnless(bz2, 'Need bz2 support to run')
def test_make_tarball_bzip2(self):
tmpdir = self._create_files()
self._make_tarball(tmpdir, 'archive', '.tar.bz2', compress='bzip2')
@unittest.skipUnless(lzma, 'Need lzma support to run')
def test_make_tarball_xz(self):
tmpdir = self._create_files()
self._make_tarball(tmpdir, 'archive', '.tar.xz', compress='xz')
@unittest.skipUnless(can_fs_encode('årchiv'),
'File system cannot handle this filename')
def test_make_tarball_latin1(self):
"""
Mirror test_make_tarball, except filename contains latin characters.
"""
self.test_make_tarball('årchiv') # note this isn't a real word
@unittest.skipUnless(can_fs_encode('のアーカイブ'),
'File system cannot handle this filename')
def test_make_tarball_extended(self):
"""
Mirror test_make_tarball, except filename contains extended
characters outside the latin charset.
"""
self.test_make_tarball('のアーカイブ') # japanese for archive
def _make_tarball(self, tmpdir, target_name, suffix, **kwargs):
tmpdir2 = self.mkdtemp()
unittest.skipUnless(splitdrive(tmpdir)[0] == splitdrive(tmpdir2)[0],
"source and target should be on same drive")
base_name = os.path.join(tmpdir2, target_name)
# working with relative paths to avoid tar warnings
with change_cwd(tmpdir):
make_tarball(splitdrive(base_name)[1], 'dist', **kwargs)
# check if the compressed tarball was created
tarball = base_name + suffix
self.assertTrue(os.path.exists(tarball))
self.assertEqual(self._tarinfo(tarball), self._created_files)
def _tarinfo(self, path):
tar = tarfile.open(path)
try:
names = tar.getnames()
names.sort()
return names
finally:
tar.close()
_zip_created_files = ['dist/', 'dist/file1', 'dist/file2',
'dist/sub/', 'dist/sub/file3', 'dist/sub2/']
_created_files = [p.rstrip('/') for p in _zip_created_files]
def _create_files(self):
# creating something to tar
tmpdir = self.mkdtemp()
dist = os.path.join(tmpdir, 'dist')
os.mkdir(dist)
self.write_file([dist, 'file1'], 'xxx')
self.write_file([dist, 'file2'], 'xxx')
os.mkdir(os.path.join(dist, 'sub'))
self.write_file([dist, 'sub', 'file3'], 'xxx')
os.mkdir(os.path.join(dist, 'sub2'))
return tmpdir
@unittest.skipUnless(find_executable('tar') and find_executable('gzip')
and ZLIB_SUPPORT,
'Need the tar, gzip and zlib command to run')
def test_tarfile_vs_tar(self):
tmpdir = self._create_files()
tmpdir2 = self.mkdtemp()
base_name = os.path.join(tmpdir2, 'archive')
old_dir = os.getcwd()
os.chdir(tmpdir)
try:
make_tarball(base_name, 'dist')
finally:
os.chdir(old_dir)
# check if the compressed tarball was created
tarball = base_name + '.tar.gz'
self.assertTrue(os.path.exists(tarball))
# now create another tarball using `tar`
tarball2 = os.path.join(tmpdir, 'archive2.tar.gz')
tar_cmd = ['tar', '-cf', 'archive2.tar', 'dist']
gzip_cmd = ['gzip', '-f', '-9', 'archive2.tar']
old_dir = os.getcwd()
os.chdir(tmpdir)
try:
spawn(tar_cmd)
spawn(gzip_cmd)
finally:
os.chdir(old_dir)
self.assertTrue(os.path.exists(tarball2))
# let's compare both tarballs
self.assertEqual(self._tarinfo(tarball), self._created_files)
self.assertEqual(self._tarinfo(tarball2), self._created_files)
# trying an uncompressed one
base_name = os.path.join(tmpdir2, 'archive')
old_dir = os.getcwd()
os.chdir(tmpdir)
try:
make_tarball(base_name, 'dist', compress=None)
finally:
os.chdir(old_dir)
tarball = base_name + '.tar'
self.assertTrue(os.path.exists(tarball))
# now for a dry_run
base_name = os.path.join(tmpdir2, 'archive')
old_dir = os.getcwd()
os.chdir(tmpdir)
try:
make_tarball(base_name, 'dist', compress=None, dry_run=True)
finally:
os.chdir(old_dir)
tarball = base_name + '.tar'
self.assertTrue(os.path.exists(tarball))
@unittest.skipUnless(find_executable('compress'),
'The compress program is required')
def test_compress_deprecated(self):
tmpdir = self._create_files()
base_name = os.path.join(self.mkdtemp(), 'archive')
# using compress and testing the PendingDeprecationWarning
old_dir = os.getcwd()
os.chdir(tmpdir)
try:
with check_warnings() as w:
warnings.simplefilter("always")
make_tarball(base_name, 'dist', compress='compress')
finally:
os.chdir(old_dir)
tarball = base_name + '.tar.Z'
self.assertTrue(os.path.exists(tarball))
self.assertEqual(len(w.warnings), 1)
# same test with dry_run
os.remove(tarball)
old_dir = os.getcwd()
os.chdir(tmpdir)
try:
with check_warnings() as w:
warnings.simplefilter("always")
make_tarball(base_name, 'dist', compress='compress',
dry_run=True)
finally:
os.chdir(old_dir)
self.assertFalse(os.path.exists(tarball))
self.assertEqual(len(w.warnings), 1)
@unittest.skipUnless(ZIP_SUPPORT and ZLIB_SUPPORT,
'Need zip and zlib support to run')
def test_make_zipfile(self):
# creating something to tar
tmpdir = self._create_files()
base_name = os.path.join(self.mkdtemp(), 'archive')
with change_cwd(tmpdir):
make_zipfile(base_name, 'dist')
# check if the compressed tarball was created
tarball = base_name + '.zip'
self.assertTrue(os.path.exists(tarball))
with zipfile.ZipFile(tarball) as zf:
self.assertEqual(sorted(zf.namelist()), self._zip_created_files)
@unittest.skipUnless(ZIP_SUPPORT, 'Need zip support to run')
def test_make_zipfile_no_zlib(self):
patch(self, archive_util.zipfile, 'zlib', None) # force zlib ImportError
called = []
zipfile_class = zipfile.ZipFile
def fake_zipfile(*a, **kw):
if kw.get('compression', None) == zipfile.ZIP_STORED:
called.append((a, kw))
return zipfile_class(*a, **kw)
patch(self, archive_util.zipfile, 'ZipFile', fake_zipfile)
# create something to tar and compress
tmpdir = self._create_files()
base_name = os.path.join(self.mkdtemp(), 'archive')
with change_cwd(tmpdir):
make_zipfile(base_name, 'dist')
tarball = base_name + '.zip'
self.assertEqual(called,
[((tarball, "w"), {'compression': zipfile.ZIP_STORED})])
self.assertTrue(os.path.exists(tarball))
with zipfile.ZipFile(tarball) as zf:
self.assertEqual(sorted(zf.namelist()), self._zip_created_files)
def test_check_archive_formats(self):
self.assertEqual(check_archive_formats(['gztar', 'xxx', 'zip']),
'xxx')
self.assertIsNone(check_archive_formats(['gztar', 'bztar', 'xztar',
'ztar', 'tar', 'zip']))
def test_make_archive(self):
tmpdir = self.mkdtemp()
base_name = os.path.join(tmpdir, 'archive')
self.assertRaises(ValueError, make_archive, base_name, 'xxx')
def test_make_archive_cwd(self):
current_dir = os.getcwd()
def _breaks(*args, **kw):
raise RuntimeError()
ARCHIVE_FORMATS['xxx'] = (_breaks, [], 'xxx file')
try:
try:
make_archive('xxx', 'xxx', root_dir=self.mkdtemp())
except:
pass
self.assertEqual(os.getcwd(), current_dir)
finally:
del ARCHIVE_FORMATS['xxx']
def test_make_archive_tar(self):
base_dir = self._create_files()
base_name = os.path.join(self.mkdtemp() , 'archive')
res = make_archive(base_name, 'tar', base_dir, 'dist')
self.assertTrue(os.path.exists(res))
self.assertEqual(os.path.basename(res), 'archive.tar')
self.assertEqual(self._tarinfo(res), self._created_files)
@unittest.skipUnless(ZLIB_SUPPORT, 'Need zlib support to run')
def test_make_archive_gztar(self):
base_dir = self._create_files()
base_name = os.path.join(self.mkdtemp() , 'archive')
res = make_archive(base_name, 'gztar', base_dir, 'dist')
self.assertTrue(os.path.exists(res))
self.assertEqual(os.path.basename(res), 'archive.tar.gz')
self.assertEqual(self._tarinfo(res), self._created_files)
@unittest.skipUnless(bz2, 'Need bz2 support to run')
def test_make_archive_bztar(self):
base_dir = self._create_files()
base_name = os.path.join(self.mkdtemp() , 'archive')
res = make_archive(base_name, 'bztar', base_dir, 'dist')
self.assertTrue(os.path.exists(res))
self.assertEqual(os.path.basename(res), 'archive.tar.bz2')
self.assertEqual(self._tarinfo(res), self._created_files)
@unittest.skipUnless(lzma, 'Need xz support to run')
def test_make_archive_xztar(self):
base_dir = self._create_files()
base_name = os.path.join(self.mkdtemp() , 'archive')
res = make_archive(base_name, 'xztar', base_dir, 'dist')
self.assertTrue(os.path.exists(res))
self.assertEqual(os.path.basename(res), 'archive.tar.xz')
self.assertEqual(self._tarinfo(res), self._created_files)
def test_make_archive_owner_group(self):
# testing make_archive with owner and group, with various combinations
# this works even if there's not gid/uid support
if UID_GID_SUPPORT:
group = grp.getgrgid(0)[0]
owner = pwd.getpwuid(0)[0]
else:
group = owner = 'root'
base_dir = self._create_files()
root_dir = self.mkdtemp()
base_name = os.path.join(self.mkdtemp() , 'archive')
res = make_archive(base_name, 'zip', root_dir, base_dir, owner=owner,
group=group)
self.assertTrue(os.path.exists(res))
res = make_archive(base_name, 'zip', root_dir, base_dir)
self.assertTrue(os.path.exists(res))
res = make_archive(base_name, 'tar', root_dir, base_dir,
owner=owner, group=group)
self.assertTrue(os.path.exists(res))
res = make_archive(base_name, 'tar', root_dir, base_dir,
owner='kjhkjhkjg', group='oihohoh')
self.assertTrue(os.path.exists(res))
@unittest.skipUnless(ZLIB_SUPPORT, "Requires zlib")
@unittest.skipUnless(UID_GID_SUPPORT, "Requires grp and pwd support")
def test_tarfile_root_owner(self):
tmpdir = self._create_files()
base_name = os.path.join(self.mkdtemp(), 'archive')
old_dir = os.getcwd()
os.chdir(tmpdir)
group = grp.getgrgid(0)[0]
owner = pwd.getpwuid(0)[0]
try:
archive_name = make_tarball(base_name, 'dist', compress=None,
owner=owner, group=group)
finally:
os.chdir(old_dir)
# check if the compressed tarball was created
self.assertTrue(os.path.exists(archive_name))
# now checks the rights
archive = tarfile.open(archive_name)
try:
for member in archive.getmembers():
self.assertEqual(member.uid, 0)
self.assertEqual(member.gid, 0)
finally:
archive.close()
def test_suite():
return unittest.makeSuite(ArchiveUtilTestCase)
if __name__ == "__main__":
run_unittest(test_suite())
|