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
|
# ex:ts=4:sw=4:sts=4:et
# -*- tab-width: 4; c-basic-offset: 4; indent-tabs-mode: nil -*-
#
# BitBake Test for lib/bb/persist_data/
#
# Copyright (C) 2018 Garmin Ltd.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License version 2 as
# published by the Free Software Foundation.
#
# 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, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
#
import unittest
import bb.data
import bb.persist_data
import tempfile
import threading
class PersistDataTest(unittest.TestCase):
def _create_data(self):
return bb.persist_data.persist('TEST_PERSIST_DATA', self.d)
def setUp(self):
self.d = bb.data.init()
self.tempdir = tempfile.TemporaryDirectory()
self.d['PERSISTENT_DIR'] = self.tempdir.name
self.data = self._create_data()
self.items = {
'A1': '1',
'B1': '2',
'C2': '3'
}
self.stress_count = 10000
self.thread_count = 5
for k,v in self.items.items():
self.data[k] = v
def tearDown(self):
self.tempdir.cleanup()
def _iter_helper(self, seen, iterator):
with iter(iterator):
for v in iterator:
self.assertTrue(v in seen)
seen.remove(v)
self.assertEqual(len(seen), 0, '%s not seen' % seen)
def test_get(self):
for k, v in self.items.items():
self.assertEqual(self.data[k], v)
self.assertIsNone(self.data.get('D'))
with self.assertRaises(KeyError):
self.data['D']
def test_set(self):
for k, v in self.items.items():
self.data[k] += '-foo'
for k, v in self.items.items():
self.assertEqual(self.data[k], v + '-foo')
def test_delete(self):
self.data['D'] = '4'
self.assertEqual(self.data['D'], '4')
del self.data['D']
self.assertIsNone(self.data.get('D'))
with self.assertRaises(KeyError):
self.data['D']
def test_contains(self):
for k in self.items:
self.assertTrue(k in self.data)
self.assertTrue(self.data.has_key(k))
self.assertFalse('NotFound' in self.data)
self.assertFalse(self.data.has_key('NotFound'))
def test_len(self):
self.assertEqual(len(self.data), len(self.items))
def test_iter(self):
self._iter_helper(set(self.items.keys()), self.data)
def test_itervalues(self):
self._iter_helper(set(self.items.values()), self.data.itervalues())
def test_iteritems(self):
self._iter_helper(set(self.items.items()), self.data.iteritems())
def test_get_by_pattern(self):
self._iter_helper({'1', '2'}, self.data.get_by_pattern('_1'))
def _stress_read(self, data):
for i in range(self.stress_count):
for k in self.items:
data[k]
def _stress_write(self, data):
for i in range(self.stress_count):
for k, v in self.items.items():
data[k] = v + str(i)
def _validate_stress(self):
for k, v in self.items.items():
self.assertEqual(self.data[k], v + str(self.stress_count - 1))
def test_stress(self):
self._stress_read(self.data)
self._stress_write(self.data)
self._validate_stress()
def test_stress_threads(self):
def read_thread():
data = self._create_data()
self._stress_read(data)
def write_thread():
data = self._create_data()
self._stress_write(data)
threads = []
for i in range(self.thread_count):
threads.append(threading.Thread(target=read_thread))
threads.append(threading.Thread(target=write_thread))
for t in threads:
t.start()
self._stress_read(self.data)
for t in threads:
t.join()
self._validate_stress()
|
