xref: /sqlite-3.40.0/test/tkt-2d1a5c67d.test (revision a32536b4) 
1# 2011 May 19
2#
3# The author disclaims copyright to this source code.  In place of
4# a legal notice, here is a blessing:
5#
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.
9#
10#***********************************************************************
11# This file implements regression tests for SQLite library. Specifically,
12# it tests that ticket [2d1a5c67dfc2363e44f29d9bbd57f7331851390a] has
13# been resolved.
14#
15#
16#
17
18set testdir [file dirname $argv0]
19source $testdir/tester.tcl
20set testprefix tkt-2d1a5c67d
21
22ifcapable {!vtab || !incrblob} {finish_test; return}
23if {[wal_is_capable]==0} {finish_test; return}
24
25for {set ii 1} {$ii<=10} {incr ii} {
26  do_test tkt-2d1a5c67d.1.$ii {
27    db close
28    forcedelete test.db test.db-wal
29    sqlite3 db test.db
30    db eval "PRAGMA cache_size=$::ii"
31    db eval {
32      PRAGMA journal_mode=WAL;
33      CREATE TABLE t1(a,b);
34      CREATE INDEX t1b ON t1(b);
35      CREATE TABLE t2(x,y UNIQUE);
36      INSERT INTO t2 VALUES(3,4);
37      BEGIN;
38      INSERT INTO t1(a,b) VALUES(1,2);
39      SELECT 'A', * FROM t2 WHERE y=4;
40      SELECT 'B', * FROM t1;
41      COMMIT;
42      SELECT 'C', * FROM t1;
43    }
44  } {wal A 3 4 B 1 2 C 1 2}
45}
46
47db close
48forcedelete test.db test.db-wal
49sqlite3 db test.db
50load_static_extension db wholenumber
51db eval {
52  PRAGMA journal_mode=WAL;
53  CREATE TABLE t1(a,b);
54  CREATE INDEX t1b ON t1(b);
55  CREATE TABLE t2(x,y);
56  CREATE VIRTUAL TABLE nums USING wholenumber;
57  INSERT INTO t2 SELECT value, randomblob(1000) FROM nums
58                 WHERE value BETWEEN 1 AND 1000;
59}
60
61for {set ii 1} {$ii<=10} {incr ii} {
62  do_test tkt-2d1a5c67d.2.$ii {
63    db eval "PRAGMA cache_size=$::ii"
64    db eval {
65      DELETE FROM t1;
66      BEGIN;
67      INSERT INTO t1(a,b) VALUES(1,2);
68      SELECT sum(length(y)) FROM t2;
69      COMMIT;
70      SELECT * FROM t1;
71    }
72  } {1000000 1 2}
73}
74
75db close
76sqlite3 db test.db
77
78
79do_execsql_test 3.1 {
80  PRAGMA cache_size = 10;
81  CREATE TABLE t3(a INTEGER PRIMARY KEY, b);
82  CREATE TABLE t4(a);
83}
84
85do_execsql_test 3.2 {
86  INSERT INTO t3 VALUES(NULL, randomblob(500));
87  INSERT INTO t3 SELECT NULL, b||b FROM t3;     -- 2
88  INSERT INTO t3 SELECT NULL, b||b FROM t3;     -- 4
89  INSERT INTO t3 SELECT NULL, b||b FROM t3;     -- 8
90  INSERT INTO t3 SELECT NULL, b||b FROM t3;     -- 16
91  INSERT INTO t3 SELECT NULL, b||b FROM t3;     -- 32
92  INSERT INTO t3 SELECT NULL, b||b FROM t3;     -- 64
93  INSERT INTO t3 SELECT NULL, b||b FROM t3;     -- 128
94}
95
96do_execsql_test 3.3 {
97  BEGIN;
98    INSERT INTO t4 VALUES('xyz');
99}
100
101do_test 3.4 {
102  set blobs [list]
103  for {set i 1} {$i<100} {incr i} {
104    set b [db incrblob -readonly t3 b $i]
105    read $b
106    lappend blobs $b
107  }
108
109  execsql COMMIT
110  execsql { SELECT * FROM t4 WHERE a = 'xyz' }
111} {xyz}
112
113do_test 3.5 {
114  foreach b $blobs { close $b }
115  execsql { SELECT * FROM t4 WHERE a = 'xyz' }
116} {xyz}
117
118# Check that recovery works on the WAL file.
119#
120forcedelete test.db2-wal test.db2
121do_test 3.6 {
122  copy_file test.db-wal test.db2-wal
123  copy_file test.db test.db2
124  sqlite3 db2 test.db2
125  execsql { SELECT * FROM t4 WHERE a = 'xyz' } db2
126} {xyz}
127
128finish_test
129