/brz/remove-bazaar

# Copyright (C) 2008 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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

"""Tests for the win32 walkdir extension."""

import errno

from bzrlib import tests

class _WalkdirsWin32Feature(tests.Feature):

    def _probe(self):

        try:

            import bzrlib._walkdirs_win32

        except ImportError:

            return False

        else:

            return True

    def feature_name(self):

        return 'bzrlib._walkdirs_win32'

WalkdirsWin32Feature = _WalkdirsWin32Feature()

class TestWin32Finder(tests.TestCaseInTempDir):

    _test_needs_features = [WalkdirsWin32Feature]

    def setUp(self):

        super(TestWin32Finder, self).setUp()

        from bzrlib._walkdirs_win32 import (

            _walkdirs_utf8_win32_find_file

            )

        self.walkdirs_utf8 = _walkdirs_utf8_win32_find_file

    def _remove_stat_from_dirblock(self, dirblock):

        return [info[:3] + info[4:] for info in dirblock]

    def assertWalkdirs(self, expected, top, prefix=''):

        finder = self.walkdirs_utf8(top, prefix=prefix)

        result = []

        for dirname, dirblock in finder:

            result.append((dirname, self._remove_stat_from_dirblock(dirblock)))

        self.assertEqual(expected, result)

    def test_empty_directory(self):

        self.assertWalkdirs([(('', u'.'), [])], u'.')

    def test_file_in_dir(self):

        self.build_tree(['foo'])

        self.assertWalkdirs([

            (('', u'.'), [('foo', 'foo', 'file', u'./foo')])

            ], u'.')

    def test_subdir(self):

        self.build_tree(['foo', 'bar/', 'bar/baz'])

        self.assertWalkdirs([

            (('', u'.'), [('bar', 'bar', 'directory', u'./bar'),

                          ('foo', 'foo', 'file', u'./foo'),

                         ]),

            (('bar', u'./bar'), [('bar/baz', 'baz', 'file', u'./bar/baz')]),

            ], '.')

        self.assertWalkdirs([

            (('xxx', u'.'), [('xxx/bar', 'bar', 'directory', u'./bar'),

                             ('xxx/foo', 'foo', 'file', u'./foo'),

                            ]),

            (('xxx/bar', u'./bar'), [('xxx/bar/baz', 'baz', 'file', u'./bar/baz')]),

            ], '.', prefix='xxx')

        self.assertWalkdirs([

            (('', u'bar'), [('baz', 'baz', 'file', u'bar/baz')]),

            ], 'bar')

    def test_skip_subdir(self): 

        self.build_tree(['a/', 'b/', 'c/', 'a/aa', 'b/bb', 'c/cc'])

        base_dirblock = [('a', 'a', 'directory', u'./a'),

                          ('b', 'b', 'directory', u'./b'),

                          ('c', 'c', 'directory', u'./c'),

                         ]

        self.assertWalkdirs([

            (('', u'.'), base_dirblock),

            (('a', u'./a'), [('a/aa', 'aa', 'file', u'./a/aa')]),

            (('b', u'./b'), [('b/bb', 'bb', 'file', u'./b/bb')]),

            (('c', u'./c'), [('c/cc', 'cc', 'file', u'./c/cc')]),

            ], '.')

        walker = self.walkdirs_utf8('.')

        dir_info, first_dirblock = walker.next()

        self.assertEqual(('', u'.'), dir_info)

        self.assertEqual(base_dirblock,

                         self._remove_stat_from_dirblock(first_dirblock))

        # Now, remove 'b' and it should be skipped on the next round

        del first_dirblock[1]

        dir_info, second_dirblock = walker.next()

        second_dirblock = self._remove_stat_from_dirblock(second_dirblock)

        self.assertEqual(('a', u'./a'), dir_info)

        self.assertEqual([('a/aa', 'aa', 'file', u'./a/aa')], second_dirblock)

        dir_info, third_dirblock = walker.next()

        third_dirblock = self._remove_stat_from_dirblock(third_dirblock)

        self.assertEqual(('c', u'./c'), dir_info)

        self.assertEqual([('c/cc', 'cc', 'file', u'./c/cc')], third_dirblock)

    def test_missing_dir(self):

        e = self.assertRaises(WindowsError, list,

                                self.walkdirs_utf8(u'no_such_dir'))

        self.assertEqual(errno.ENOENT, e.errno)

        self.assertEqual(3, e.winerror)

        self.assertEqual((3, u'no_such_dir/*'), e.args)