/usr/lib/python2.7/dist-packages/queuelib/tests/test_pqueue.py is in python-queuelib 1.4.2-1.
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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 | import os
from queuelib.pqueue import PriorityQueue
from queuelib.queue import (
FifoMemoryQueue, LifoMemoryQueue, FifoDiskQueue, LifoDiskQueue,
FifoSQLiteQueue, LifoSQLiteQueue,
)
from queuelib.tests import QueuelibTestCase
def track_closed(cls):
"""Wraps a queue class to track down if close() method was called"""
class TrackingClosed(cls):
def __init__(self, *a, **kw):
super(TrackingClosed, self).__init__(*a, **kw)
self.closed = False
def close(self):
super(TrackingClosed, self).close()
self.closed = True
return TrackingClosed
# hack to prevent py.test from discovering base test class
class base:
class PQueueTestBase(QueuelibTestCase):
def setUp(self):
QueuelibTestCase.setUp(self)
self.q = PriorityQueue(self.qfactory)
def qfactory(self, prio):
raise NotImplementedError
def test_len_nonzero(self):
assert not self.q
self.assertEqual(len(self.q), 0)
self.q.push(b'a', 3)
assert self.q
self.q.push(b'b', 1)
self.q.push(b'c', 2)
self.q.push(b'd', 1)
self.assertEqual(len(self.q), 4)
self.q.pop()
self.q.pop()
self.q.pop()
self.q.pop()
assert not self.q
self.assertEqual(len(self.q), 0)
def test_close(self):
self.q.push(b'a', 3)
self.q.push(b'b', 1)
self.q.push(b'c', 2)
self.q.push(b'd', 1)
iqueues = self.q.queues.values()
self.assertEqual(sorted(self.q.close()), [1, 2, 3])
assert all(q.closed for q in iqueues)
def test_close_return_active(self):
self.q.push(b'b', 1)
self.q.push(b'c', 2)
self.q.push(b'a', 3)
self.q.pop()
self.assertEqual(sorted(self.q.close()), [2, 3])
def test_popped_internal_queues_closed(self):
self.q.push(b'a', 3)
self.q.push(b'b', 1)
self.q.push(b'c', 2)
p1queue = self.q.queues[1]
self.assertEqual(self.q.pop(), b'b')
self.q.close()
assert p1queue.closed
class FifoTestMixin(object):
def test_push_pop_noprio(self):
self.q.push(b'a')
self.q.push(b'b')
self.q.push(b'c')
self.assertEqual(self.q.pop(), b'a')
self.assertEqual(self.q.pop(), b'b')
self.assertEqual(self.q.pop(), b'c')
self.assertEqual(self.q.pop(), None)
def test_push_pop_prio(self):
self.q.push(b'a', 3)
self.q.push(b'b', 1)
self.q.push(b'c', 2)
self.q.push(b'd', 1)
self.assertEqual(self.q.pop(), b'b')
self.assertEqual(self.q.pop(), b'd')
self.assertEqual(self.q.pop(), b'c')
self.assertEqual(self.q.pop(), b'a')
self.assertEqual(self.q.pop(), None)
class LifoTestMixin(object):
def test_push_pop_noprio(self):
self.q.push(b'a')
self.q.push(b'b')
self.q.push(b'c')
self.assertEqual(self.q.pop(), b'c')
self.assertEqual(self.q.pop(), b'b')
self.assertEqual(self.q.pop(), b'a')
self.assertEqual(self.q.pop(), None)
def test_push_pop_prio(self):
self.q.push(b'a', 3)
self.q.push(b'b', 1)
self.q.push(b'c', 2)
self.q.push(b'd', 1)
self.assertEqual(self.q.pop(), b'd')
self.assertEqual(self.q.pop(), b'b')
self.assertEqual(self.q.pop(), b'c')
self.assertEqual(self.q.pop(), b'a')
self.assertEqual(self.q.pop(), None)
class FifoMemoryPriorityQueueTest(FifoTestMixin, base.PQueueTestBase):
def qfactory(self, prio):
return track_closed(FifoMemoryQueue)()
class LifoMemoryPriorityQueueTest(LifoTestMixin, base.PQueueTestBase):
def qfactory(self, prio):
return track_closed(LifoMemoryQueue)()
class DiskTestMixin(object):
def test_nonserializable_object_one(self):
self.assertRaises(TypeError, self.q.push, lambda x: x, 0)
self.assertEqual(self.q.close(), [])
def test_nonserializable_object_many_close(self):
self.q.push(b'a', 3)
self.q.push(b'b', 1)
self.assertRaises(TypeError, self.q.push, lambda x: x, 0)
self.q.push(b'c', 2)
self.assertEqual(self.q.pop(), b'b')
self.assertEqual(sorted(self.q.close()), [2, 3])
def test_nonserializable_object_many_pop(self):
self.q.push(b'a', 3)
self.q.push(b'b', 1)
self.assertRaises(TypeError, self.q.push, lambda x: x, 0)
self.q.push(b'c', 2)
self.assertEqual(self.q.pop(), b'b')
self.assertEqual(self.q.pop(), b'c')
self.assertEqual(self.q.pop(), b'a')
self.assertEqual(self.q.pop(), None)
self.assertEqual(self.q.close(), [])
def test_reopen_with_prio(self):
q1 = PriorityQueue(self.qfactory)
q1.push(b'a', 3)
q1.push(b'b', 1)
q1.push(b'c', 2)
active = q1.close()
q2 = PriorityQueue(self.qfactory, startprios=active)
self.assertEqual(q2.pop(), b'b')
self.assertEqual(q2.pop(), b'c')
self.assertEqual(q2.pop(), b'a')
self.assertEqual(q2.close(), [])
class FifoDiskPriorityQueueTest(FifoTestMixin, DiskTestMixin, base.PQueueTestBase):
def qfactory(self, prio):
path = os.path.join(self.qdir, str(prio))
return track_closed(FifoDiskQueue)(path)
class LifoDiskPriorityQueueTest(LifoTestMixin, DiskTestMixin, base.PQueueTestBase):
def qfactory(self, prio):
path = os.path.join(self.qdir, str(prio))
return track_closed(LifoDiskQueue)(path)
class FifoSQLitePriorityQueueTest(FifoTestMixin, DiskTestMixin, base.PQueueTestBase):
def qfactory(self, prio):
path = os.path.join(self.qdir, str(prio))
return track_closed(FifoSQLiteQueue)(path)
class LifoSQLitePriorityQueueTest(LifoTestMixin, DiskTestMixin, base.PQueueTestBase):
def qfactory(self, prio):
path = os.path.join(self.qdir, str(prio))
return track_closed(LifoSQLiteQueue)(path)
|