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#!/usr/bin/env python
#
# Public Domain 2014-2016 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 os, re, string
from suite_subprocess import suite_subprocess
import itertools, wiredtiger, wttest
from helper import complex_populate_cgconfig, complex_populate_cgconfig_lsm
from helper import simple_populate
from helper import complex_populate_check, simple_populate_check
from wtscenario import multiply_scenarios, number_scenarios
# test_util13.py
# Utilities: wt dump, as well as the dump cursor
# Test that dump and load retain table configuration information.
#
class test_util13(wttest.WiredTigerTestCase, suite_subprocess):
"""
Test wt dump. We check for specific output and preservation of
non-default table create parameters.
"""
pfx = 'test_util13'
nentries = 100
dir = "dump_dir"
#
# Select table configuration settings that are not the default.
#
types = [
('file-simple', dict(uri='file:' + pfx, pop=simple_populate,
populate_check=simple_populate_check,
table_config='prefix_compression_min=3', cfg='')),
('lsm-simple', dict(uri='lsm:' + pfx, pop=simple_populate,
populate_check=simple_populate_check,
table_config='lsm=(bloom_bit_count=29)',
cfg='bloom_bit_count=29')),
('table-simple', dict(uri='table:' + pfx, pop=simple_populate,
populate_check=simple_populate_check,
table_config='split_pct=50', cfg='')),
('table-complex',
dict(uri='table:' + pfx, pop=complex_populate_cgconfig,
populate_check=complex_populate_check,
table_config='allocation_size=512B', cfg='')),
('table-complex-lsm',
dict(uri='table:' + pfx, pop=complex_populate_cgconfig_lsm,
populate_check=complex_populate_check,
table_config='lsm=(merge_max=5)',
cfg='merge_max=5')),
]
scenarios = number_scenarios(multiply_scenarios('.', types))
def compare_config(self, expected_cfg, actual_cfg):
# Replace '(' characters so configuration groups don't break parsing.
# If we ever want to look for config groups this will need to change.
#print "compare_config Actual config "
#print actual_cfg
#print "compare_config Expected config "
#print expected_cfg
cfg_orig = actual_cfg
if self.pop != simple_populate:
#
# If we have a complex config, strip out the colgroups and
# columns from the config. Doing so allows us to keep the
# split commands below usable because those two items don't
# have assignments in them.
#
nocolgrp = re.sub("colgroups=\((.+?)\),", '', actual_cfg)
cfg_orig = re.sub("columns=\((.+?)\),", '', nocolgrp)
#print "Using original config "
#print cfg_orig
da = dict(kv.split('=') for kv in
cfg_orig.strip().replace('(',',').split(','))
dx = dict(kv.split('=') for kv in
expected_cfg.strip().replace('(',',').split(','))
# Check that all items in our expected config subset are in
# the actual configuration and they match.
match = all(item in da.items() for item in dx.items())
if match == False:
print "MISMATCH:"
print "Original dict: "
print da
print "Expected config: "
print dx
return match
def compare_files(self, expect_subset, dump_out):
inheader = isconfig = False
for l1, l2 in zip(open(expect_subset, "rb"), open(dump_out, "rb")):
if isconfig:
if not self.compare_config(l1, l2):
return False
if inheader:
# This works because the expected subset has a format
# of URI and config lines alternating.
isconfig = not isconfig
if l1.strip() == 'Header':
inheader = True
if l1.strip() == 'Data':
break
return True
def load_recheck(self, expect_subset, dump_out):
newdump = "newdump.out"
os.mkdir(self.dir)
self.runWt(['-h', self.dir, 'load', '-f', dump_out])
# Check the contents
conn = self.wiredtiger_open(self.dir)
session = conn.open_session()
cursor = session.open_cursor(self.uri, None, None)
self.populate_check
conn.close()
dumpargs = ["-h"]
dumpargs.append(self.dir)
dumpargs.append("dump")
dumpargs.append(self.uri)
self.runWt(dumpargs, outfilename=newdump)
self.assertTrue(self.compare_files(expect_subset, newdump))
return True
def test_dump_config(self):
# The number of btree_entries reported is influenced by the
# number of column groups and indices. Each insert will have
# a multiplied effect.
self.pop(self, self.uri,
'key_format=S,value_format=S,' + self.table_config, self.nentries)
ver = wiredtiger.wiredtiger_version()
verstring = str(ver[1]) + '.' + str(ver[2]) + '.' + str(ver[3])
expectfile="expect.out"
with open(expectfile, "w") as expectout:
# Note: this output is sensitive to the precise output format
# generated by wt dump. If this is likely to change, we should
# make this test more accommodating.
expectout.write(
'WiredTiger Dump (WiredTiger Version ' + verstring + ')\n')
expectout.write('Format=print\n')
expectout.write('Header\n')
expectout.write(self.uri + '\n')
# Check the config on the colgroup itself for complex tables.
if self.pop != simple_populate:
expectout.write('key_format=S\n')
expectout.write('colgroup:' + self.pfx + ':cgroup1\n')
if self.cfg == '':
expectout.write(self.table_config + '\n')
else:
expectout.write(self.cfg + '\n')
expectout.write('Data\n')
self.pr('calling dump')
outfile="dump.out"
dumpargs = ["dump"]
dumpargs.append(self.uri)
self.runWt(dumpargs, outfilename=outfile)
self.assertTrue(self.compare_files(expectfile, outfile))
self.assertTrue(self.load_recheck(expectfile, outfile))
if __name__ == '__main__':
wttest.run()
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