~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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA

from StringIO import StringIO

from bzrlib.errors import BinaryFile

from bzrlib.tests import TestCase, TestCaseInTempDir

from bzrlib.textfile import text_file, check_text_lines, check_text_path

class TextFile(TestCase):

    def test_text_file(self):

        s = StringIO('ab' * 2048)

        self.assertEqual(text_file(s).read(), s.getvalue())

        s = StringIO('a' * 1023 + '\x00')

        self.assertRaises(BinaryFile, text_file, s)

        s = StringIO('a' * 1024 + '\x00')

        self.assertEqual(text_file(s).read(), s.getvalue())

    def test_check_text_lines(self):

        lines = ['ab' * 2048]

        check_text_lines(lines)

        lines = ['a' * 1023 + '\x00']

        self.assertRaises(BinaryFile, check_text_lines, lines)

class TextPath(TestCaseInTempDir):

    def test_text_file(self):

        with file('boo', 'wb') as f: f.write('ab' * 2048)

        check_text_path('boo')

        with file('boo', 'wb') as f: f.write('a' * 1023 + '\x00')

        self.assertRaises(BinaryFile, check_text_path, 'boo')