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#!/usr/bin/env python
#
# Public Domain 2014-2020 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 wtscenario import make_scenarios
from wiredtiger import stat
from wtdataset import SimpleDataSet, ComplexDataSet, ComplexLSMDataSet
# test_stat05.py
# Statistics cursor using size only
class test_stat_cursor_config(wttest.WiredTigerTestCase):
pfx = 'test_stat_cursor_size'
conn_config = 'statistics=(fast)'
uri = [
('file', dict(uri='file:' + pfx, dataset=SimpleDataSet, cfg='')),
('table', dict(uri='table:' + pfx, dataset=SimpleDataSet, cfg='')),
('inmem', dict(uri='table:' + pfx, dataset=SimpleDataSet, cfg='',
conn_config = 'in_memory,statistics=(fast)')),
('table-lsm', dict(uri='table:' + pfx, dataset=SimpleDataSet,
cfg='lsm=(chunk_size=1MB,merge_min=2)',
conn_config = 'statistics=(fast),eviction_dirty_target=99,eviction_dirty_trigger=99')),
('complex', dict(uri='table:' + pfx, dataset=ComplexDataSet, cfg='')),
('complex-lsm',
dict(uri='table:' + pfx, dataset=ComplexLSMDataSet,
cfg='lsm=(chunk_size=1MB,merge_min=2)',
conn_config = 'statistics=(fast),eviction_dirty_target=99,eviction_dirty_trigger=99')),
]
scenarios = make_scenarios(uri)
def openAndWalkStatCursor(self):
c = self.session.open_cursor(
'statistics:' + self.uri, None, 'statistics=(size)')
count = 0
while c.next() == 0:
count += 1
c.close()
# Open a size-only statistics cursor on various table types. Ensure that
# the cursor open succeeds. Insert enough data that LSM tables to need to
# switch and merge.
def test_stat_cursor_size(self):
ds = self.dataset(self, self.uri, 100, config=self.cfg)
ds.populate()
self.openAndWalkStatCursor()
cursor = self.session.open_cursor(self.uri, None)
for i in range(100, 40000 + 1):
if i % 100 == 0:
self.openAndWalkStatCursor()
cursor[ds.key(i)] = ds.value(i)
cursor.close()
self.openAndWalkStatCursor()
if __name__ == '__main__':
wttest.run()
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