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# Copyright (C) 2009, 2010, 2011 Canonical Ltd
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
import errno
import os
import shutil
import sys
import types
from bzrlib import tests, ui
from bzrlib.bzrdir import (
BzrDir,
)
from bzrlib.clean_tree import (
clean_tree,
iter_deletables,
)
from bzrlib.osutils import (
has_symlinks,
)
from bzrlib.tests import (
TestCaseInTempDir,
)
class TestCleanTree(TestCaseInTempDir):
def test_symlinks(self):
if has_symlinks() is False:
return
os.mkdir('branch')
BzrDir.create_standalone_workingtree('branch')
os.symlink(os.path.realpath('no-die-please'), 'branch/die-please')
os.mkdir('no-die-please')
self.assertPathExists('branch/die-please')
os.mkdir('no-die-please/child')
clean_tree('branch', unknown=True, no_prompt=True)
self.assertPathExists('no-die-please')
self.assertPathExists('no-die-please/child')
def test_iter_deletable(self):
"""Files are selected for deletion appropriately"""
os.mkdir('branch')
tree = BzrDir.create_standalone_workingtree('branch')
transport = tree.bzrdir.root_transport
transport.put_bytes('.bzrignore', '*~\n*.pyc\n.bzrignore\n')
transport.put_bytes('file.BASE', 'contents')
tree.lock_write()
try:
self.assertEqual(len(list(iter_deletables(tree, unknown=True))), 1)
transport.put_bytes('file', 'contents')
transport.put_bytes('file~', 'contents')
transport.put_bytes('file.pyc', 'contents')
dels = sorted([r for a,r in iter_deletables(tree, unknown=True)])
self.assertEqual(['file', 'file.BASE'], dels)
dels = [r for a,r in iter_deletables(tree, detritus=True)]
self.assertEqual(sorted(['file~', 'file.BASE']), dels)
dels = [r for a,r in iter_deletables(tree, ignored=True)]
self.assertEqual(sorted(['file~', 'file.pyc', '.bzrignore']),
dels)
dels = [r for a,r in iter_deletables(tree, unknown=False)]
self.assertEqual([], dels)
finally:
tree.unlock()
def test_delete_items_warnings(self):
"""Ensure delete_items issues warnings on EACCES. (bug #430785)
"""
def _dummy_unlink(path):
"""unlink() files other than files named '0foo'.
"""
if path.endswith('0foo'):
# Simulate 'permission denied' error.
# This should show up as a warning for the
# user.
e = OSError()
e.errno = errno.EACCES
raise e
def _dummy_rmtree(path, ignore_errors=False, onerror=None):
"""Call user supplied error handler onerror.
"""
self.assertTrue(isinstance(onerror, types.FunctionType))
# Indicate failure in removing 'path' if path is subdir0
# We later check to ensure that this is indicated
# to the user as a warning. We raise OSError to construct
# proper excinfo that needs to be passed to onerror
try:
raise OSError
except OSError, e:
e.errno = errno.EACCES
excinfo = sys.exc_info()
function = os.remove
if 'subdir0' not in path:
# onerror should show warning only for os.remove
# error. For any other failures the error should
# be shown to the user.
function = os.listdir
onerror(function=function,
path=path, excinfo=excinfo)
self.overrideAttr(os, 'unlink', _dummy_unlink)
self.overrideAttr(shutil, 'rmtree', _dummy_rmtree)
stdout = tests.StringIOWrapper()
stderr = tests.StringIOWrapper()
ui.ui_factory = tests.TestUIFactory(stdout=stdout, stderr=stderr)
BzrDir.create_standalone_workingtree('.')
self.build_tree(['0foo', '1bar', '2baz', 'subdir0/'])
clean_tree('.', unknown=True, no_prompt=True)
self.assertContainsRe(stderr.getvalue(),
'bzr: warning: unable to remove.*0foo')
self.assertContainsRe(stderr.getvalue(),
'bzr: warning: unable to remove.*subdir0')
# Ensure that error other than EACCES during os.remove are
# not turned into warnings.
self.build_tree(['subdir1/'])
self.assertRaises(OSError, clean_tree, '.',
unknown=True, no_prompt=True)
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