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#!/usr/bin/env python
#
# Public Domain 2014-2015 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.
import itertools, wiredtiger, wttest
from suite_subprocess import suite_subprocess
from wiredtiger import stat
from helper import complex_populate, complex_populate_lsm, simple_populate
from helper import key_populate, complex_value_populate, value_populate
from helper import complex_populate_colgroup_count, complex_populate_index_count
from helper import complex_populate_colgroup_name, complex_populate_index_name
from wtscenario import multiply_scenarios, number_scenarios
# test_stat03.py
# Statistics reset test.
class test_stat_cursor_reset(wttest.WiredTigerTestCase):
pfx = 'test_stat_cursor_reset'
uri = [
('file-simple',
dict(uri='file:' + pfx, pop=simple_populate)),
('table-simple',
dict(uri='table:' + pfx, pop=simple_populate)),
('table-complex',
dict(uri='table:' + pfx, pop=complex_populate)),
('table-complex-lsm',
dict(uri='table:' + pfx, pop=complex_populate_lsm)),
]
scenarios = number_scenarios(multiply_scenarios('.', uri))
# Override WiredTigerTestCase, we have extensions.
def setUpConnectionOpen(self, dir):
conn = wiredtiger.wiredtiger_open(dir,
'create,statistics=(all),' +
'error_prefix="%s: "' % self.shortid())
return conn
def stat_cursor(self, uri):
return self.session.open_cursor(
'statistics:' + uri, None, 'statistics=(all)')
def test_stat_cursor_reset(self):
# 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.pop == simple_populate:
multiplier = 1 # no declared colgroup is like one big colgroup
else:
multiplier = complex_populate_colgroup_count() + \
complex_populate_index_count()
n = 100
self.pop(self, self.uri, 'key_format=S', n)
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(key_populate(c, 200))
if self.pop == simple_populate:
c.set_value(value_populate(c, 200))
else:
v = complex_value_populate(c, 200)
c.set_value(v[0], v[1], v[2], v[3])
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.pop != simple_populate:
statc.close()
statc = self.stat_cursor(
complex_populate_index_name(self, self.uri))
self.assertEqual(statc[stat.dsrc.btree_entries][2], n)
statc.close()
statc = self.stat_cursor(
complex_populate_colgroup_name(self, self.uri))
self.assertEqual(statc[stat.dsrc.btree_entries][2], n)
statc.close()
if __name__ == '__main__':
wttest.run()
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