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
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
|
# 2002 March 6
#
# The author disclaims copyright to this source code. In place of
# a legal notice, here is a blessing:
#
# May you do good and not evil.
# May you find forgiveness for yourself and forgive others.
# May you share freely, never taking more than you give.
#
#***********************************************************************
# This file implements regression tests for SQLite library.
#
# This file implements tests for the PRAGMA command.
#
# $Id: pragma2.test,v 1.4 2007/10/09 08:29:33 danielk1977 Exp $
set testdir [file dirname $argv0]
source $testdir/tester.tcl
# Test organization:
#
# pragma2-1.*: Test freelist_count pragma on the main database.
# pragma2-2.*: Test freelist_count pragma on an attached database.
# pragma2-3.*: Test trying to write to the freelist_count is a no-op.
# pragma2-4.*: Tests for PRAGMA cache_spill
#
ifcapable !pragma||!schema_pragmas {
finish_test
return
}
# Delete the preexisting database to avoid the special setup
# that the "all.test" script does.
#
db close
delete_file test.db test.db-journal
delete_file test3.db test3.db-journal
sqlite3 db test.db; set DB [sqlite3_connection_pointer db]
db eval {PRAGMA auto_vacuum=0}
do_test pragma2-1.1 {
execsql {
PRAGMA freelist_count;
}
} {0}
do_test pragma2-1.2 {
execsql {
CREATE TABLE abc(a, b, c);
PRAGMA freelist_count;
}
} {0}
do_test pragma2-1.3 {
execsql {
DROP TABLE abc;
PRAGMA freelist_count;
}
} {1}
do_test pragma2-1.4 {
execsql {
PRAGMA main.freelist_count;
}
} {1}
forcedelete test2.db
forcedelete test2.db-journal
ifcapable attach {
do_test pragma2-2.1 {
execsql {
ATTACH 'test2.db' AS aux;
PRAGMA aux.auto_vacuum=OFF;
PRAGMA aux.freelist_count;
}
} {0}
do_test pragma2-2.2 {
execsql {
CREATE TABLE aux.abc(a, b, c);
PRAGMA aux.freelist_count;
}
} {0}
do_test pragma2-2.3 {
set ::val [string repeat 0123456789 1000]
execsql {
INSERT INTO aux.abc VALUES(1, 2, $::val);
PRAGMA aux.freelist_count;
}
} {0}
do_test pragma2-2.4 {
expr {[file size test2.db] / 1024}
} {11}
do_test pragma2-2.5 {
execsql {
DELETE FROM aux.abc;
PRAGMA aux.freelist_count;
}
} {9}
do_test pragma2-3.1 {
execsql {
PRAGMA aux.freelist_count;
PRAGMA main.freelist_count;
PRAGMA freelist_count;
}
} {9 1 1}
do_test pragma2-3.2 {
execsql {
PRAGMA freelist_count = 500;
PRAGMA freelist_count;
}
} {1 1}
do_test pragma2-3.3 {
execsql {
PRAGMA aux.freelist_count = 500;
PRAGMA aux.freelist_count;
}
} {9 9}
}
# Default setting of PRAGMA cache_spill is always ON
#
# EVIDENCE-OF: R-51036-62828 PRAGMA cache_spill; PRAGMA
# cache_spill=boolean;
#
# EVIDENCE-OF: R-23955-02765 Cache_spill is enabled by default
#
db close
delete_file test.db test.db-journal
delete_file test2.db test2.db-journal
sqlite3 db test.db
do_execsql_test pragma2-4.1 {
PRAGMA cache_spill;
PRAGMA main.cache_spill;
PRAGMA temp.cache_spill;
} {1 1 1}
do_execsql_test pragma2-4.2 {
PRAGMA cache_spill=OFF;
PRAGMA cache_spill;
PRAGMA main.cache_spill;
PRAGMA temp.cache_spill;
} {0 0 0}
do_execsql_test pragma2-4.3 {
PRAGMA page_size=1024;
PRAGMA cache_size=50;
BEGIN;
CREATE TABLE t1(a INTEGER PRIMARY KEY, b, c, d);
INSERT INTO t1 VALUES(1, randomblob(400), 1, randomblob(400));
INSERT INTO t1 SELECT a+1, randomblob(400), a+1, randomblob(400) FROM t1;
INSERT INTO t1 SELECT a+2, randomblob(400), a+2, randomblob(400) FROM t1;
INSERT INTO t1 SELECT a+4, randomblob(400), a+4, randomblob(400) FROM t1;
INSERT INTO t1 SELECT a+8, randomblob(400), a+8, randomblob(400) FROM t1;
INSERT INTO t1 SELECT a+16, randomblob(400), a+16, randomblob(400) FROM t1;
INSERT INTO t1 SELECT a+32, randomblob(400), a+32, randomblob(400) FROM t1;
INSERT INTO t1 SELECT a+64, randomblob(400), a+64, randomblob(400) FROM t1;
COMMIT;
ATTACH 'test2.db' AS aux1;
CREATE TABLE aux1.t2(a INTEGER PRIMARY KEY, b, c, d);
INSERT INTO t2 SELECT * FROM t1;
DETACH aux1;
PRAGMA cache_spill=ON;
} {}
sqlite3_release_memory
#
# EVIDENCE-OF: R-07634-40532 The cache_spill pragma enables or disables
# the ability of the pager to spill dirty cache pages to the database
# file in the middle of a transaction.
#
do_test pragma2-4.4 {
db eval {
BEGIN;
UPDATE t1 SET c=c+1;
PRAGMA lock_status;
}
} {main exclusive temp unknown} ;# EXCLUSIVE lock due to cache spill
do_test pragma2-4.5 {
db eval {
COMMIT;
PRAGMA cache_spill=OFF;
BEGIN;
UPDATE t1 SET c=c-1;
PRAGMA lock_status;
}
} {main reserved temp unknown} ;# No cache spill, so no exclusive lock
# Verify that newly attached databases inherit the cache_spill=OFF
# setting.
#
do_execsql_test pragma2-4.6 {
COMMIT;
ATTACH 'test2.db' AS aux1;
PRAGMA aux1.cache_size=50;
BEGIN;
UPDATE t2 SET c=c+1;
PRAGMA lock_status;
} {main unlocked temp unknown aux1 reserved}
do_execsql_test pragma2-4.7 {
COMMIT;
}
sqlite3_release_memory
do_execsql_test pragma2-4.8 {
PRAGMA cache_spill=ON; -- Applies to all databases
BEGIN;
UPDATE t2 SET c=c-1;
PRAGMA lock_status;
} {main unlocked temp unknown aux1 exclusive}
finish_test
|
