def tearDown(self):
for dirpath, dirnames, filenames in os.walk(self.tempdir, topdown=True):
for filename in filenames:
run_isolated.set_read_only(os.path.join(dirpath, filename), False)
for dirname in dirnames:
run_isolated.set_read_only(os.path.join(dirpath, dirname), False)
shutil.rmtree(self.tempdir)
super(RunIsolatedTest, self).tearDown()
def tearDown(self):
for dirpath, dirnames, filenames in os.walk(self.tempdir, topdown=True):
for filename in filenames:
run_isolated.set_read_only(os.path.join(dirpath, filename), False)
for dirname in dirnames:
run_isolated.set_read_only(os.path.join(dirpath, dirname), False)
shutil.rmtree(self.tempdir)
super(RunIsolatedTest, self).tearDown()
def test_hard_link_mode(self): # Creates a hard link, see if the file mode changed on the node or the # directory entry. dir_foo = os.path.join(self.tempdir, 'foo') file_bar = os.path.join(dir_foo, 'bar') file_link = os.path.join(dir_foo, 'link') os.mkdir(dir_foo, 0777) write_content(file_bar, 'bar') run_isolated.hardlink(file_bar, file_link) self.assertFileMode(file_bar, 0100666) self.assertFileMode(file_link, 0100666) run_isolated.set_read_only(file_bar, True) self.assertMaskedFileMode(file_bar, 0100444) self.assertMaskedFileMode(file_link, 0100444)
def test_delete_rd_rf(self):
# Confirms that a RO file in a RO directory can't be deleted.
dir_foo = os.path.join(self.tempdir, 'foo')
file_bar = os.path.join(dir_foo, 'bar')
os.mkdir(dir_foo, 0777)
write_content(file_bar, 'bar')
run_isolated.set_read_only(dir_foo, True)
run_isolated.set_read_only(file_bar, True)
self.assertMaskedFileMode(dir_foo, 040555)
self.assertMaskedFileMode(file_bar, 0100444)
with self.assertRaises(OSError):
# It fails for different reason depending on the OS. See the test cases
# above.
os.remove(file_bar)
def test_delete_wd_rf(self):
# Confirms that a RO file in a RW directory can be deleted on non-Windows.
dir_foo = os.path.join(self.tempdir, 'foo')
file_bar = os.path.join(dir_foo, 'bar')
os.mkdir(dir_foo, 0777)
write_content(file_bar, 'bar')
run_isolated.set_read_only(dir_foo, False)
run_isolated.set_read_only(file_bar, True)
self.assertFileMode(dir_foo, 040777)
self.assertMaskedFileMode(file_bar, 0100444)
if sys.platform == 'win32':
# On Windows, a read-only file can't be deleted.
with self.assertRaises(OSError):
os.remove(file_bar)
else:
os.remove(file_bar)
def test_delete_wd_rf(self):
# Confirms that a RO file in a RW directory can be deleted on non-Windows.
dir_foo = os.path.join(self.tempdir, 'foo')
file_bar = os.path.join(dir_foo, 'bar')
os.mkdir(dir_foo, 0777)
write_content(file_bar, 'bar')
run_isolated.set_read_only(dir_foo, False)
run_isolated.set_read_only(file_bar, True)
self.assertFileMode(dir_foo, 040777)
self.assertMaskedFileMode(file_bar, 0100444)
if sys.platform == 'win32':
# On Windows, a read-only file can't be deleted.
with self.assertRaises(OSError):
os.remove(file_bar)
else:
os.remove(file_bar)
def test_delete_rd_wf(self):
# Confirms that a Rw file in a RO directory can be deleted on Windows only.
dir_foo = os.path.join(self.tempdir, 'foo')
file_bar = os.path.join(dir_foo, 'bar')
os.mkdir(dir_foo, 0777)
write_content(file_bar, 'bar')
run_isolated.set_read_only(dir_foo, True)
run_isolated.set_read_only(file_bar, False)
self.assertMaskedFileMode(dir_foo, 040555)
self.assertFileMode(file_bar, 0100666)
if sys.platform == 'win32':
# A read-only directory has a convoluted meaning on Windows, it means that
# the directory is "personalized". This is used as a signal by Windows
# Explorer to tell it to look into the directory for desktop.ini.
# See http://support.microsoft.com/kb/326549 for more details.
# As such, it is important to not try to set the read-only bit on
# directories on Windows since it has no effect other than trigger
# Windows Explorer to look for desktop.ini, which is unnecessary.
os.remove(file_bar)
else:
with self.assertRaises(OSError):
os.remove(file_bar)
