3 # The author disclaims copyright to this source code. In place of
4 # a legal notice, here is a blessing:
6 # May you do good and not evil.
7 # May you find forgiveness for yourself and forgive others.
8 # May you share freely, never taking more than you give.
10 #***********************************************************************
11 # This file implements regression tests for SQLite library. Specifically,
12 # it tests that ticket [2d1a5c67dfc2363e44f29d9bbd57f7331851390a] has
18 set testdir [file dirname $argv0]
19 source $testdir/tester.tcl
20 set testprefix tkt-2d1a5c67d
22 ifcapable {!vtab || !incrblob} {finish_test; return}
23 if {[wal_is_capable]==0} {finish_test; return}
25 for {set ii 1} {$ii<=10} {incr ii} {
26 do_test tkt-2d1a5c67d.1.$ii {
28 forcedelete test.db test.db-wal
30 db eval "PRAGMA cache_size=$::ii"
32 PRAGMA journal_mode=WAL;
34 CREATE INDEX t1b ON t1(b);
35 CREATE TABLE t2(x,y UNIQUE);
36 INSERT INTO t2 VALUES(3,4);
38 INSERT INTO t1(a,b) VALUES(1,2);
39 SELECT 'A', * FROM t2 WHERE y=4;
40 SELECT 'B', * FROM t1;
42 SELECT 'C', * FROM t1;
44 } {wal A 3 4 B 1 2 C 1 2}
48 forcedelete test.db test.db-wal
50 load_static_extension db wholenumber
52 PRAGMA journal_mode=WAL;
54 CREATE INDEX t1b ON t1(b);
56 CREATE VIRTUAL TABLE nums USING wholenumber;
57 INSERT INTO t2 SELECT value, randomblob(1000) FROM nums
58 WHERE value BETWEEN 1 AND 1000;
61 for {set ii 1} {$ii<=10} {incr ii} {
62 do_test tkt-2d1a5c67d.2.$ii {
63 db eval "PRAGMA cache_size=$::ii"
67 INSERT INTO t1(a,b) VALUES(1,2);
68 SELECT sum(length(y)) FROM t2;
80 PRAGMA cache_size = 10;
81 CREATE TABLE t3(a INTEGER PRIMARY KEY, b);
86 INSERT INTO t3 VALUES(NULL, randomblob(500));
87 INSERT INTO t3 SELECT NULL, b||b FROM t3; -- 2
88 INSERT INTO t3 SELECT NULL, b||b FROM t3; -- 4
89 INSERT INTO t3 SELECT NULL, b||b FROM t3; -- 8
90 INSERT INTO t3 SELECT NULL, b||b FROM t3; -- 16
91 INSERT INTO t3 SELECT NULL, b||b FROM t3; -- 32
92 INSERT INTO t3 SELECT NULL, b||b FROM t3; -- 64
93 INSERT INTO t3 SELECT NULL, b||b FROM t3; -- 128
98 INSERT INTO t4 VALUES('xyz');
103 for {set i 1} {$i<100} {incr i} {
104 set b [db incrblob -readonly t3 b $i]
110 execsql { SELECT * FROM t4 WHERE a = 'xyz' }
114 foreach b $blobs { close $b }
115 execsql { SELECT * FROM t4 WHERE a = 'xyz' }
118 # Check that recovery works on the WAL file.
120 forcedelete test.db2-wal test.db2
122 copy_file test.db-wal test.db2-wal
123 copy_file test.db test.db2
125 execsql { SELECT * FROM t4 WHERE a = 'xyz' } db2