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. The
12 # focus of this file is testing the sqlite_dbpage virtual table.
15 set testdir [file dirname $argv0]
16 source $testdir/tester.tcl
19 ifcapable !vtab||!compound {
27 PRAGMA page_size=4096;
28 PRAGMA journal_mode=WAL;
32 WITH RECURSIVE c(x) AS (VALUES(1) UNION ALL SELECT x+1 FROM c WHERE x<100)
33 INSERT INTO t1(a,b) SELECT x, printf('%d-x%.*c',x,x,'x') FROM c;
34 PRAGMA integrity_check;
38 SELECT pgno, quote(substr(data,1,5)) FROM sqlite_dbpage('main') ORDER BY pgno;
39 } {1 X'53514C6974' 2 X'0500000001' 3 X'0D0000004E' 4 X'0D00000016'}
41 SELECT pgno, quote(substr(data,1,5)) FROM sqlite_dbpage WHERE pgno=2;
44 SELECT pgno, quote(substr(data,1,5)) FROM sqlite_dbpage WHERE pgno=4;
47 SELECT pgno, quote(substr(data,1,5)) FROM sqlite_dbpage WHERE pgno=5;
50 SELECT pgno, quote(substr(data,1,5)) FROM sqlite_dbpage WHERE pgno=0;
53 ATTACH ':memory:' AS aux1;
54 PRAGMA aux1.page_size=4096;
55 CREATE TABLE aux1.t2(a,b,c);
56 INSERT INTO t2 VALUES(11,12,13);
57 SELECT pgno, quote(substr(data,1,5)) FROM sqlite_dbpage('aux1');
58 } {1 X'53514C6974' 2 X'0D00000001'}
60 CREATE TABLE aux1.x3(x,y,z);
61 INSERT INTO x3(x,y,z) VALUES(1,'main',1),(2,'aux1',1);
62 SELECT pgno, schema, substr(data,1,6)
63 FROM sqlite_dbpage, x3
64 WHERE sqlite_dbpage.schema=x3.y AND sqlite_dbpage.pgno=x3.z
66 } {1 main SQLite 1 aux1 SQLite}
69 CREATE TEMP TABLE saved_content(x);
70 INSERT INTO saved_content(x) SELECT data FROM sqlite_dbpage WHERE pgno=4;
71 UPDATE sqlite_dbpage SET data=zeroblob(4096) WHERE pgno=4;
73 do_catchsql_test 210 {
74 PRAGMA integrity_check;
75 } {1 {database disk image is malformed}}
77 SELECT pgno, quote(substr(data,1,5)) FROM sqlite_dbpage('main') ORDER BY pgno;
78 } {1 X'53514C6974' 2 X'0500000001' 3 X'0D0000004E' 4 X'0000000000'}
80 UPDATE sqlite_dbpage SET data=(SELECT x FROM saved_content) WHERE pgno=4;
82 do_catchsql_test 230 {
83 PRAGMA integrity_check;
86 DELETE FROM saved_content;
87 INSERT INTO saved_content(x)
88 SELECT data FROM sqlite_dbpage WHERE schema='aux1' AND pgno=2;
91 UPDATE sqlite_dbpage SET data=zeroblob(4096) WHERE pgno=2 AND schema='aux1';
93 do_catchsql_test 250 {
94 PRAGMA aux1.integrity_check;
95 } {1 {database disk image is malformed}}
97 UPDATE sqlite_dbpage SET data=(SELECT x FROM saved_content)
98 WHERE pgno=2 AND schema='aux1';
100 do_catchsql_test 270 {
101 PRAGMA aux1.integrity_check;