Files
trove/trove/tests/unittests/common/test_utils.py
T
Mariam John ff2a52038b Implement full online backups for DB2
Currently Trove supports full offline backups for DB2. In this
implementation, we have added support for full online backups for DB2
using archival logging.

Change-Id: I30b5b0b85120fd105cc3db57983b062fad5fab5a
Implements: blueprint db2-online-backup
2016-09-13 20:35:01 +00:00

126 lines
4.7 KiB
Python

# Copyright 2014 SUSE Linux GmbH.
# All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
#
from mock import Mock
from testtools import ExpectedException
from trove.common import exception
from trove.common import utils
from trove.tests.unittests import trove_testtools
class TestUtils(trove_testtools.TestCase):
def setUp(self):
super(TestUtils, self).setUp()
self.orig_utils_execute = utils.execute
self.orig_utils_log_error = utils.LOG.error
def tearDown(self):
super(TestUtils, self).tearDown()
utils.execute = self.orig_utils_execute
utils.LOG.error = self.orig_utils_log_error
def test_throws_process_execution_error(self):
utils.execute = Mock(
side_effect=exception.ProcessExecutionError(
description='test-desc', exit_code=42, stderr='err',
stdout='out', cmd='test'))
with ExpectedException(
exception.ProcessExecutionError,
"test-desc\nCommand: test\nExit code: 42\n"
"Stdout: 'out'\nStderr: 'err'"):
utils.execute_with_timeout('/usr/bin/foo')
def test_log_error_when_log_output_on_error_is_true(self):
utils.execute = Mock(
side_effect=exception.ProcessExecutionError(
description='test-desc', exit_code=42, stderr='err',
stdout='out', cmd='test'))
utils.LOG.error = Mock()
with ExpectedException(
exception.ProcessExecutionError,
"test-desc\nCommand: test\nExit code: 42\n"
"Stdout: 'out'\nStderr: 'err'"):
utils.execute_with_timeout(
'/usr/bin/foo', log_output_on_error=True)
utils.LOG.error.assert_called_with(
u"Command 'test' failed. test-desc Exit code: 42\n"
"stderr: err\nstdout: out")
def test_unpack_singleton(self):
self.assertEqual([1, 2, 3], utils.unpack_singleton([1, 2, 3]))
self.assertEqual(0, utils.unpack_singleton([0]))
self.assertEqual('test', utils.unpack_singleton('test'))
self.assertEqual('test', utils.unpack_singleton(['test']))
self.assertEqual([], utils.unpack_singleton([]))
self.assertIsNone(utils.unpack_singleton(None))
self.assertEqual([None, None], utils.unpack_singleton([None, None]))
self.assertEqual('test', utils.unpack_singleton([['test']]))
self.assertEqual([1, 2, 3], utils.unpack_singleton([[1, 2, 3]]))
self.assertEqual(1, utils.unpack_singleton([[[1]]]))
self.assertEqual([[1], [2]], utils.unpack_singleton([[1], [2]]))
self.assertEqual(['a', 'b'], utils.unpack_singleton(['a', 'b']))
def test_pagination_limit(self):
self.assertEqual(5, utils.pagination_limit(5, 9))
self.assertEqual(5, utils.pagination_limit(9, 5))
def test_format_output(self):
data = [
['', ''],
['Single line', 'Single line'],
['Long line no breaks ' * 10, 'Long line no breaks ' * 10],
['Long line. Has breaks ' * 5,
'Long line.\nHas breaks ' * 2 + 'Long line. Has breaks ' * 3],
['Long line with semi: ' * 4,
'Long line with semi:\n ' +
'Long line with semi: ' * 3],
['Long line with brack (' * 4,
'Long line with brack\n(' +
'Long line with brack (' * 3],
]
for index, datum in enumerate(data):
self.assertEqual(datum[1], utils.format_output(datum[0]),
"Error formatting line %d of data" % index)
def test_to_gb(self):
result = utils.to_gb(123456789)
self.assertEqual(0.11, result)
def test_to_gb_small(self):
result = utils.to_gb(2)
self.assertEqual(0.01, result)
def test_to_gb_zero(self):
result = utils.to_gb(0)
self.assertEqual(0.0, result)
def test_to_mb(self):
result = utils.to_mb(123456789)
self.assertEqual(117.74, result)
def test_to_mb_small(self):
result = utils.to_mb(2)
self.assertEqual(0.01, result)
def test_to_mb_zero(self):
result = utils.to_mb(0)
self.assertEqual(0.0, result)