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
|
#!/usr/bin/env python
#
# Public Domain 2014-present MongoDB, Inc.
# Public Domain 2008-2014 WiredTiger, Inc.
#
# This is free and unencumbered software released into the public domain.
#
# Anyone is free to copy, modify, publish, use, compile, sell, or
# distribute this software, either in source code form or as a compiled
# binary, for any purpose, commercial or non-commercial, and by any
# means.
#
# In jurisdictions that recognize copyright laws, the author or authors
# of this software dedicate any and all copyright interest in the
# software to the public domain. We make this dedication for the benefit
# of the public at large and to the detriment of our heirs and
# successors. We intend this dedication to be an overt act of
# relinquishment in perpetuity of all present and future rights to this
# software under copyright law.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
# IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR
# OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
# ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
# OTHER DEALINGS IN THE SOFTWARE.
#
# [TEST_TAGS]
# cursors:statistics
# [END_TAGS]
import wttest
from wiredtiger import stat
from wtdataset import SimpleDataSet, ComplexDataSet, ComplexLSMDataSet
from wtscenario import make_scenarios
# test_stat03.py
# Statistics reset test.
class test_stat_cursor_reset(wttest.WiredTigerTestCase):
pfx = 'test_stat_cursor_reset'
uri = [
('file-simple-row', dict(uri='file:' + pfx, dataset=SimpleDataSet, kf='S', vf='S')),
('file-simple-var', dict(uri='file:' + pfx, dataset=SimpleDataSet, kf='r', vf='S')),
('file-simple-fix', dict(uri='file:' + pfx, dataset=SimpleDataSet, kf='r', vf='8t')),
('table-simple-row', dict(uri='table:' + pfx, dataset=SimpleDataSet, kf='S', vf='S')),
('table-simple-var', dict(uri='table:' + pfx, dataset=SimpleDataSet, kf='r', vf='S')),
('table-simple-fix', dict(uri='table:' + pfx, dataset=SimpleDataSet, kf='r', vf='8t')),
# The complex data sets ignore any passed-in value format.
('table-complex-row', dict(uri='table:' + pfx, dataset=ComplexDataSet, kf='S', vf=None)),
('table-complex-var', dict(uri='table:' + pfx, dataset=ComplexDataSet, kf='r', vf=None)),
('table-complex-lsm', dict(uri='table:' + pfx,
dataset=ComplexLSMDataSet, kf='S', vf=None))
]
scenarios = make_scenarios(uri)
conn_config = 'statistics=(all)'
def stat_cursor(self, uri):
return self.session.open_cursor(
'statistics:' + uri, None, 'statistics=(all)')
def test_stat_cursor_reset(self):
n = 100
ds = self.dataset(self, self.uri, n, key_format=self.kf, value_format=self.vf)
ds.populate()
# The number of btree_entries reported is influenced by the
# number of column groups and indices. Each insert will have
# a multiplied effect.
if self.dataset == SimpleDataSet:
multiplier = 1 # no declared colgroup is like one big colgroup
else:
multiplier = ds.colgroup_count() + ds.index_count()
statc = self.stat_cursor(self.uri)
self.assertEqual(statc[stat.dsrc.btree_entries][2], n * multiplier)
c = self.session.open_cursor(self.uri)
c.set_key(ds.key(200))
c.set_value(ds.value(200))
c.insert()
# Test that cursor reset re-loads the values.
self.assertEqual(statc[stat.dsrc.btree_entries][2], n * multiplier)
statc.reset()
n += 1
self.assertEqual(statc[stat.dsrc.btree_entries][2], n * multiplier)
# For applications with indices and/or column groups, verify
# that there is a way to count the base number of entries.
if self.dataset != SimpleDataSet:
statc.close()
statc = self.stat_cursor(ds.index_name(0))
self.assertEqual(statc[stat.dsrc.btree_entries][2], n)
statc.close()
statc = self.stat_cursor(ds.colgroup_name(0))
self.assertEqual(statc[stat.dsrc.btree_entries][2], n)
statc.close()
if __name__ == '__main__':
wttest.run()
|
