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# Copyright 2010-2014 Lars Wirzenius
#
# 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 3 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, see <http://www.gnu.org/licenses/>.
import shutil
import tempfile
import unittest
import obnamlib
class ChunkListTests(unittest.TestCase):
def setUp(self):
self.tempdir = tempfile.mkdtemp()
fs = obnamlib.LocalFS(self.tempdir)
self.hooks = obnamlib.HookManager()
self.hooks.new('repository-toplevel-init')
self.list = obnamlib.ChunkList(fs,
obnamlib.DEFAULT_NODE_SIZE,
obnamlib.DEFAULT_UPLOAD_QUEUE_SIZE,
obnamlib.DEFAULT_LRU_SIZE, self)
def tearDown(self):
shutil.rmtree(self.tempdir)
def test_raises_keyerror_for_missing_chunk(self):
self.assertRaises(KeyError, self.list.get_checksum, 0)
def test_adds_chunk(self):
self.list.add(0, 'checksum')
self.assertEqual(self.list.get_checksum(0), 'checksum')
def test_adds_second_chunk(self):
self.list.add(0, 'checksum')
self.list.add(1, 'checksum1')
self.assertEqual(self.list.get_checksum(1), 'checksum1')
def test_removes_chunk(self):
self.list.add(0, 'checksum')
self.list.remove(0)
self.assertRaises(KeyError, self.list.get_checksum, 0)
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