/usr/lib/python2.7/dist-packages/celery/tests/backends/test_cassandra.py is in python-celery 3.1.20-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 | from __future__ import absolute_import
import socket
from pickle import loads, dumps
from celery import states
from celery.exceptions import ImproperlyConfigured
from celery.tests.case import (
AppCase, Mock, mock_module, depends_on_current_app,
)
class Object(object):
pass
def install_exceptions(mod):
# py3k: cannot catch exceptions not ineheriting from BaseException.
class NotFoundException(Exception):
pass
class TException(Exception):
pass
class InvalidRequestException(Exception):
pass
class UnavailableException(Exception):
pass
class TimedOutException(Exception):
pass
class AllServersUnavailable(Exception):
pass
mod.NotFoundException = NotFoundException
mod.TException = TException
mod.InvalidRequestException = InvalidRequestException
mod.TimedOutException = TimedOutException
mod.UnavailableException = UnavailableException
mod.AllServersUnavailable = AllServersUnavailable
class test_CassandraBackend(AppCase):
def setup(self):
self.app.conf.update(
CASSANDRA_SERVERS=['example.com'],
CASSANDRA_KEYSPACE='keyspace',
CASSANDRA_COLUMN_FAMILY='columns',
)
def test_init_no_pycassa(self):
with mock_module('pycassa'):
from celery.backends import cassandra as mod
prev, mod.pycassa = mod.pycassa, None
try:
with self.assertRaises(ImproperlyConfigured):
mod.CassandraBackend(app=self.app)
finally:
mod.pycassa = prev
def test_init_with_and_without_LOCAL_QUROM(self):
with mock_module('pycassa'):
from celery.backends import cassandra as mod
mod.pycassa = Mock()
install_exceptions(mod.pycassa)
cons = mod.pycassa.ConsistencyLevel = Object()
cons.LOCAL_QUORUM = 'foo'
self.app.conf.CASSANDRA_READ_CONSISTENCY = 'LOCAL_FOO'
self.app.conf.CASSANDRA_WRITE_CONSISTENCY = 'LOCAL_FOO'
mod.CassandraBackend(app=self.app)
cons.LOCAL_FOO = 'bar'
mod.CassandraBackend(app=self.app)
# no servers raises ImproperlyConfigured
with self.assertRaises(ImproperlyConfigured):
self.app.conf.CASSANDRA_SERVERS = None
mod.CassandraBackend(
app=self.app, keyspace='b', column_family='c',
)
@depends_on_current_app
def test_reduce(self):
with mock_module('pycassa'):
from celery.backends.cassandra import CassandraBackend
self.assertTrue(loads(dumps(CassandraBackend(app=self.app))))
def test_get_task_meta_for(self):
with mock_module('pycassa'):
from celery.backends import cassandra as mod
mod.pycassa = Mock()
install_exceptions(mod.pycassa)
mod.Thrift = Mock()
install_exceptions(mod.Thrift)
x = mod.CassandraBackend(app=self.app)
Get_Column = x._get_column_family = Mock()
get_column = Get_Column.return_value = Mock()
get = get_column.get
META = get.return_value = {
'task_id': 'task_id',
'status': states.SUCCESS,
'result': '1',
'date_done': 'date',
'traceback': '',
'children': None,
}
x.decode = Mock()
x.detailed_mode = False
meta = x._get_task_meta_for('task_id')
self.assertEqual(meta['status'], states.SUCCESS)
x.detailed_mode = True
row = get.return_value = Mock()
row.values.return_value = [Mock()]
x.decode.return_value = META
meta = x._get_task_meta_for('task_id')
self.assertEqual(meta['status'], states.SUCCESS)
x.decode.return_value = Mock()
x.detailed_mode = False
get.side_effect = KeyError()
meta = x._get_task_meta_for('task_id')
self.assertEqual(meta['status'], states.PENDING)
calls = [0]
end = [10]
def work_eventually(*arg):
try:
if calls[0] > end[0]:
return META
raise socket.error()
finally:
calls[0] += 1
get.side_effect = work_eventually
x._retry_timeout = 10
x._retry_wait = 0.01
meta = x._get_task_meta_for('task')
self.assertEqual(meta['status'], states.SUCCESS)
x._retry_timeout = 0.1
calls[0], end[0] = 0, 100
with self.assertRaises(socket.error):
x._get_task_meta_for('task')
def test_store_result(self):
with mock_module('pycassa'):
from celery.backends import cassandra as mod
mod.pycassa = Mock()
install_exceptions(mod.pycassa)
mod.Thrift = Mock()
install_exceptions(mod.Thrift)
x = mod.CassandraBackend(app=self.app)
Get_Column = x._get_column_family = Mock()
cf = Get_Column.return_value = Mock()
x.detailed_mode = False
x._store_result('task_id', 'result', states.SUCCESS)
self.assertTrue(cf.insert.called)
cf.insert.reset()
x.detailed_mode = True
x._store_result('task_id', 'result', states.SUCCESS)
self.assertTrue(cf.insert.called)
def test_process_cleanup(self):
with mock_module('pycassa'):
from celery.backends import cassandra as mod
x = mod.CassandraBackend(app=self.app)
x._column_family = None
x.process_cleanup()
x._column_family = True
x.process_cleanup()
self.assertIsNone(x._column_family)
def test_get_column_family(self):
with mock_module('pycassa'):
from celery.backends import cassandra as mod
mod.pycassa = Mock()
install_exceptions(mod.pycassa)
x = mod.CassandraBackend(app=self.app)
self.assertTrue(x._get_column_family())
self.assertIsNotNone(x._column_family)
self.assertIs(x._get_column_family(), x._column_family)
|