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# Copyright 2016 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/>.
#
# =*= License: GPL-3+ =*=
import unittest
import obnamlib
class TestGetChecksummer(unittest.TestCase):
def test_knows_some_algorithms(self):
self.assertEqual(type(obnamlib.checksum_algorithms), list)
self.assertNotEqual(obnamlib.checksum_algorithms, [])
def test_raises_error_if_algorithm_is_unknown(self):
self.assertRaises(
obnamlib.ObnamError, obnamlib.get_checksum_algorithm, 'unknown')
def test_returns_working_sha512(self):
summer = obnamlib.get_checksum_algorithm('sha512')
summer.update('hello, world')
self.assertEqual(
summer.hexdigest(),
'8710339dcb6814d0d9d2290ef422285c9322b7163951f9a0ca8f883d3305286f'
'44139aa374848e4174f5aada663027e4548637b6d19894aec4fb6c46a139fbf9')
def test_every_algorithm_has_right_api(self):
for name in obnamlib.checksum_algorithms:
summer = obnamlib.get_checksum_algorithm(name)
summer.update('hello, world')
checksum = summer.hexdigest()
self.assertEqual(type(checksum), str)
self.assertNotEqual(checksum, '')
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