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
|
#!/usr/bin/env python
#
# Public Domain 2014-2019 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 wiredtiger, wttest
# test_base04.py
# Test that tables are reconciled correctly when they are empty.
class test_base04(wttest.WiredTigerTestCase):
'''Test various tree types becoming empty'''
tablename = 'table:test_base04'
def __init__(self, *args, **kwargs):
wttest.WiredTigerTestCase.__init__(self, *args, **kwargs)
self.reconcile = False
def create_table(self):
self.pr('create table')
self.session.create(
self.tablename, 'key_format=S,value_format=S')
def drop_table(self):
self.pr('drop table')
self.session.drop(self.tablename, None)
def cursor(self):
self.pr('open cursor')
return self.session.open_cursor(self.tablename, None, None)
def check_exists(self, key, expected):
cursor = self.cursor()
cursor.set_key(key)
self.pr('search')
self.assertEqual(cursor.search(), expected)
self.pr('closing cursor')
cursor.close()
def insert(self, key, value):
self.pr('insert')
cursor = self.cursor()
cursor[key] = value
cursor.close()
if self.reconcile:
self.reopen_conn()
def remove(self, key):
self.pr('remove')
cursor = self.cursor()
cursor.set_key(key)
cursor.remove()
cursor.close()
if self.reconcile:
self.reopen_conn()
def test_empty(self):
'''Create a table, look for a nonexistent key'''
self.create_table()
self.check_exists('somekey', wiredtiger.WT_NOTFOUND)
self.drop_table()
def test_insert(self):
'''Create a table, add a key, get it back'''
for self.reconcile in (False, True):
self.create_table()
self.insert('key1', 'value1')
self.check_exists('key1', 0)
self.drop_table()
def test_insert_delete(self):
'''Create a table, add a key, get it back'''
for reconcile in (False, True):
self.create_table()
self.insert('key1', 'value1')
self.check_exists('key1', 0)
self.remove('key1')
self.check_exists('key1', wiredtiger.WT_NOTFOUND)
self.drop_table()
if __name__ == '__main__':
wttest.run()
|
