~bzr-pqm/bzr/bzr.dev

# Copyright (C) 2006 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 handling of ignore files"""

from cStringIO import StringIO

from bzrlib import config, errors, ignores

from bzrlib.tests import TestCase, TestCaseInTempDir

class TestParseIgnoreFile(TestCase):

    def test_parse_fancy(self):

        ignored = ignores.parse_ignore_file(StringIO(

                './rootdir\n'

                'randomfile*\n'

                'path/from/ro?t\n'

                'unicode\xc2\xb5\n' # u'\xb5'.encode('utf8')

                'dos\r\n'

                '\n' # empty line

                '#comment\n'

                ' xx \n' # whitespace

                ))

        self.assertEqual(set(['./rootdir',

                          'randomfile*',

                          'path/from/ro?t',

                          u'unicode\xb5',

                          'dos',

                          ' xx ',

                         ]), ignored)

    def test_parse_empty(self):

        ignored = ignores.parse_ignore_file(StringIO(''))

        self.assertEqual(set([]), ignored)

class TestUserIgnores(TestCaseInTempDir):

    def test_create_if_missing(self):

        # $HOME should be set to '.'

        ignore_path = config.user_ignore_config_filename()

        self.failIfExists(ignore_path)

        user_ignores = ignores.get_user_ignores()

        self.assertEqual(set(ignores.USER_DEFAULTS), user_ignores)

        self.failUnlessExists(ignore_path)

        f = open(ignore_path, 'rb')

        try:

            entries = ignores.parse_ignore_file(f)

        finally:

            f.close()

        self.assertEqual(set(ignores.USER_DEFAULTS), entries)

    def test_use_existing(self):

        patterns = ['*.o', '*.py[co]', u'\xe5*']

        ignores._set_user_ignores(patterns)

        user_ignores = ignores.get_user_ignores()

        self.assertEqual(set(patterns), user_ignores)

    def test_use_empty(self):

        ignores._set_user_ignores([])

        ignore_path = config.user_ignore_config_filename()

        self.check_file_contents(ignore_path, '')

        self.assertEqual(set([]), ignores.get_user_ignores())

    def test_set(self):

        patterns = ['*.py[co]', '*.py[oc]']

        ignores._set_user_ignores(patterns)

        self.assertEqual(set(patterns), ignores.get_user_ignores())

        patterns = ['vim', '*.swp']

        ignores._set_user_ignores(patterns)

        self.assertEqual(set(patterns), ignores.get_user_ignores())

    def test_add(self):

        """Test that adding will not duplicate ignores"""

        # Create an empty file

        ignores._set_user_ignores([])

        patterns = ['foo', './bar', u'b\xe5z']

        added = ignores.add_unique_user_ignores(patterns)

        self.assertEqual(patterns, added)

        self.assertEqual(set(patterns), ignores.get_user_ignores())

    def test_add_directory(self):

        """Test that adding a directory will strip any trailing slash"""

        # Create an empty file

        ignores._set_user_ignores([])

        in_patterns = ['foo/', 'bar/']

        added = ignores.add_unique_user_ignores(in_patterns)

        out_patterns = [ x.rstrip('/') for x in in_patterns ]

        self.assertEqual(out_patterns, added)

        self.assertEqual(set(out_patterns), ignores.get_user_ignores())

    def test_add_unique(self):

        """Test that adding will not duplicate ignores"""

        ignores._set_user_ignores(['foo', './bar', u'b\xe5z', 'dir1/'])

        added = ignores.add_unique_user_ignores(

            ['xxx', './bar', 'xxx', 'dir1/', 'dir2/'])

        self.assertEqual(['xxx', 'dir2'], added)

        self.assertEqual(set(['foo', './bar', u'b\xe5z', 

                              'xxx', 'dir1', 'dir2']),

                         ignores.get_user_ignores())

class TestRuntimeIgnores(TestCase):

    def setUp(self):

        TestCase.setUp(self)

        orig = ignores._runtime_ignores

        def restore():

            ignores._runtime_ignores = orig

        self.addCleanup(restore)

        # For the purposes of these tests, we must have no

        # runtime ignores

        ignores._runtime_ignores = set()

    def test_add(self):

        """Test that we can add an entry to the list."""

        self.assertEqual(set(), ignores.get_runtime_ignores())

        ignores.add_runtime_ignores(['foo'])

        self.assertEqual(set(['foo']), ignores.get_runtime_ignores())

    def test_add_duplicate(self):

        """Adding the same ignore twice shouldn't add a new entry."""

        ignores.add_runtime_ignores(['foo', 'bar'])

        self.assertEqual(set(['foo', 'bar']), ignores.get_runtime_ignores())

        ignores.add_runtime_ignores(['bar'])

        self.assertEqual(set(['foo', 'bar']), ignores.get_runtime_ignores())