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libsql/libsql-sqlite3/test/avtrans.test
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# 2001 September 15
#
# 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 is a copy of "trans.test" modified to run under autovacuum mode.
# the point is to stress the autovacuum logic and try to get it to fail.
#
# $Id: avtrans.test,v 1.6 2007/09/12 17:01:45 danielk1977 Exp $
set testdir [file dirname $argv0]
source $testdir/tester.tcl
# Create several tables to work with.
#
do_test avtrans-1.0 {
execsql { PRAGMA auto_vacuum=full }
wal_set_journal_mode
execsql {
CREATE TABLE one(a int PRIMARY KEY, b text);
INSERT INTO one VALUES(1,'one');
INSERT INTO one VALUES(2,'two');
INSERT INTO one VALUES(3,'three');
SELECT b FROM one ORDER BY a;
}
} {one two three}
do_test avtrans-1.0.1 { execsql { PRAGMA auto_vacuum } } 1
do_test avtrans-1.1 {
execsql {
CREATE TABLE two(a int PRIMARY KEY, b text);
INSERT INTO two VALUES(1,'I');
INSERT INTO two VALUES(5,'V');
INSERT INTO two VALUES(10,'X');
SELECT b FROM two ORDER BY a;
}
} {I V X}
do_test avtrans-1.9 {
sqlite3 altdb test.db
execsql {SELECT b FROM one ORDER BY a} altdb
} {one two three}
do_test avtrans-1.10 {
execsql {SELECT b FROM two ORDER BY a} altdb
} {I V X}
integrity_check avtrans-1.11
wal_check_journal_mode avtrans-1.12
# Basic transactions
#
do_test avtrans-2.1 {
set v [catch {execsql {BEGIN}} msg]
lappend v $msg
} {0 {}}
do_test avtrans-2.2 {
set v [catch {execsql {END}} msg]
lappend v $msg
} {0 {}}
do_test avtrans-2.3 {
set v [catch {execsql {BEGIN TRANSACTION}} msg]
lappend v $msg
} {0 {}}
do_test avtrans-2.4 {
set v [catch {execsql {COMMIT TRANSACTION}} msg]
lappend v $msg
} {0 {}}
do_test avtrans-2.5 {
set v [catch {execsql {BEGIN TRANSACTION 'foo'}} msg]
lappend v $msg
} {0 {}}
do_test avtrans-2.6 {
set v [catch {execsql {ROLLBACK TRANSACTION 'foo'}} msg]
lappend v $msg
} {0 {}}
do_test avtrans-2.10 {
execsql {
BEGIN;
SELECT a FROM one ORDER BY a;
SELECT a FROM two ORDER BY a;
END;
}
} {1 2 3 1 5 10}
integrity_check avtrans-2.11
wal_check_journal_mode avtrans-2.12
# Check the locking behavior
#
sqlite3_soft_heap_limit 0
do_test avtrans-3.1 {
execsql {
BEGIN;
UPDATE one SET a = 0 WHERE 0;
SELECT a FROM one ORDER BY a;
}
} {1 2 3}
do_test avtrans-3.2 {
catchsql {
SELECT a FROM two ORDER BY a;
} altdb
} {0 {1 5 10}}
do_test avtrans-3.3 {
catchsql {
SELECT a FROM one ORDER BY a;
} altdb
} {0 {1 2 3}}
do_test avtrans-3.4 {
catchsql {
INSERT INTO one VALUES(4,'four');
}
} {0 {}}
do_test avtrans-3.5 {
catchsql {
SELECT a FROM two ORDER BY a;
} altdb
} {0 {1 5 10}}
do_test avtrans-3.6 {
catchsql {
SELECT a FROM one ORDER BY a;
} altdb
} {0 {1 2 3}}
do_test avtrans-3.7 {
catchsql {
INSERT INTO two VALUES(4,'IV');
}
} {0 {}}
do_test avtrans-3.8 {
catchsql {
SELECT a FROM two ORDER BY a;
} altdb
} {0 {1 5 10}}
do_test avtrans-3.9 {
catchsql {
SELECT a FROM one ORDER BY a;
} altdb
} {0 {1 2 3}}
do_test avtrans-3.10 {
execsql {END TRANSACTION}
} {}
do_test avtrans-3.11 {
set v [catch {execsql {
SELECT a FROM two ORDER BY a;
} altdb} msg]
lappend v $msg
} {0 {1 4 5 10}}
do_test avtrans-3.12 {
set v [catch {execsql {
SELECT a FROM one ORDER BY a;
} altdb} msg]
lappend v $msg
} {0 {1 2 3 4}}
do_test avtrans-3.13 {
set v [catch {execsql {
SELECT a FROM two ORDER BY a;
} db} msg]
lappend v $msg
} {0 {1 4 5 10}}
do_test avtrans-3.14 {
set v [catch {execsql {
SELECT a FROM one ORDER BY a;
} db} msg]
lappend v $msg
} {0 {1 2 3 4}}
sqlite3_soft_heap_limit $cmdlinearg(soft-heap-limit)
integrity_check avtrans-3.15
do_test avtrans-4.1 {
set v [catch {execsql {
COMMIT;
} db} msg]
lappend v $msg
} {1 {cannot commit - no transaction is active}}
do_test avtrans-4.2 {
set v [catch {execsql {
ROLLBACK;
} db} msg]
lappend v $msg
} {1 {cannot rollback - no transaction is active}}
do_test avtrans-4.3 {
catchsql {
BEGIN TRANSACTION;
UPDATE two SET a = 0 WHERE 0;
SELECT a FROM two ORDER BY a;
} db
} {0 {1 4 5 10}}
do_test avtrans-4.4 {
catchsql {
SELECT a FROM two ORDER BY a;
} altdb
} {0 {1 4 5 10}}
do_test avtrans-4.5 {
catchsql {
SELECT a FROM one ORDER BY a;
} altdb
} {0 {1 2 3 4}}
do_test avtrans-4.6 {
catchsql {
BEGIN TRANSACTION;
SELECT a FROM one ORDER BY a;
} db
} {1 {cannot start a transaction within a transaction}}
do_test avtrans-4.7 {
catchsql {
SELECT a FROM two ORDER BY a;
} altdb
} {0 {1 4 5 10}}
do_test avtrans-4.8 {
catchsql {
SELECT a FROM one ORDER BY a;
} altdb
} {0 {1 2 3 4}}
do_test avtrans-4.9 {
set v [catch {execsql {
END TRANSACTION;
SELECT a FROM two ORDER BY a;
} db} msg]
lappend v $msg
} {0 {1 4 5 10}}
do_test avtrans-4.10 {
set v [catch {execsql {
SELECT a FROM two ORDER BY a;
} altdb} msg]
lappend v $msg
} {0 {1 4 5 10}}
do_test avtrans-4.11 {
set v [catch {execsql {
SELECT a FROM one ORDER BY a;
} altdb} msg]
lappend v $msg
} {0 {1 2 3 4}}
integrity_check avtrans-4.12
do_test avtrans-4.98 {
altdb close
execsql {
DROP TABLE one;
DROP TABLE two;
}
} {}
integrity_check avtrans-4.99
# Check out the commit/rollback behavior of the database
#
do_test avtrans-5.1 {
execsql {SELECT name FROM sqlite_master WHERE type='table' ORDER BY name}
} {}
do_test avtrans-5.2 {
execsql {BEGIN TRANSACTION}
execsql {SELECT name FROM sqlite_master WHERE type='table' ORDER BY name}
} {}
do_test avtrans-5.3 {
execsql {CREATE TABLE one(a text, b int)}
execsql {SELECT name FROM sqlite_master WHERE type='table' ORDER BY name}
} {one}
do_test avtrans-5.4 {
execsql {SELECT a,b FROM one ORDER BY b}
} {}
do_test avtrans-5.5 {
execsql {INSERT INTO one(a,b) VALUES('hello', 1)}
execsql {SELECT a,b FROM one ORDER BY b}
} {hello 1}
do_test avtrans-5.6 {
execsql {ROLLBACK}
execsql {SELECT name FROM sqlite_master WHERE type='table' ORDER BY name}
} {}
do_test avtrans-5.7 {
set v [catch {
execsql {SELECT a,b FROM one ORDER BY b}
} msg]
lappend v $msg
} {1 {no such table: one}}
# Test commits and rollbacks of table CREATE TABLEs, CREATE INDEXs
# DROP TABLEs and DROP INDEXs
#
do_test avtrans-5.8 {
execsql {
SELECT name fROM sqlite_master
WHERE type='table' OR type='index'
ORDER BY name
}
} {}
do_test avtrans-5.9 {
execsql {
BEGIN TRANSACTION;
CREATE TABLE t1(a int, b int, c int);
SELECT name fROM sqlite_master
WHERE type='table' OR type='index'
ORDER BY name;
}
} {t1}
do_test avtrans-5.10 {
execsql {
CREATE INDEX i1 ON t1(a);
SELECT name fROM sqlite_master
WHERE type='table' OR type='index'
ORDER BY name;
}
} {i1 t1}
do_test avtrans-5.11 {
execsql {
COMMIT;
SELECT name fROM sqlite_master
WHERE type='table' OR type='index'
ORDER BY name;
}
} {i1 t1}
do_test avtrans-5.12 {
execsql {
BEGIN TRANSACTION;
CREATE TABLE t2(a int, b int, c int);
CREATE INDEX i2a ON t2(a);
CREATE INDEX i2b ON t2(b);
DROP TABLE t1;
SELECT name fROM sqlite_master
WHERE type='table' OR type='index'
ORDER BY name;
}
} {i2a i2b t2}
do_test avtrans-5.13 {
execsql {
ROLLBACK;
SELECT name fROM sqlite_master
WHERE type='table' OR type='index'
ORDER BY name;
}
} {i1 t1}
do_test avtrans-5.14 {
execsql {
BEGIN TRANSACTION;
DROP INDEX i1;
SELECT name fROM sqlite_master
WHERE type='table' OR type='index'
ORDER BY name;
}
} {t1}
do_test avtrans-5.15 {
execsql {
ROLLBACK;
SELECT name fROM sqlite_master
WHERE type='table' OR type='index'
ORDER BY name;
}
} {i1 t1}
do_test avtrans-5.16 {
execsql {
BEGIN TRANSACTION;
DROP INDEX i1;
CREATE TABLE t2(x int, y int, z int);
CREATE INDEX i2x ON t2(x);
CREATE INDEX i2y ON t2(y);
INSERT INTO t2 VALUES(1,2,3);
SELECT name fROM sqlite_master
WHERE type='table' OR type='index'
ORDER BY name;
}
} {i2x i2y t1 t2}
do_test avtrans-5.17 {
execsql {
COMMIT;
SELECT name fROM sqlite_master
WHERE type='table' OR type='index'
ORDER BY name;
}
} {i2x i2y t1 t2}
do_test avtrans-5.18 {
execsql {
SELECT * FROM t2;
}
} {1 2 3}
do_test avtrans-5.19 {
execsql {
SELECT x FROM t2 WHERE y=2;
}
} {1}
do_test avtrans-5.20 {
execsql {
BEGIN TRANSACTION;
DROP TABLE t1;
DROP TABLE t2;
SELECT name fROM sqlite_master
WHERE type='table' OR type='index'
ORDER BY name;
}
} {}
do_test avtrans-5.21 {
set r [catch {execsql {
SELECT * FROM t2
}} msg]
lappend r $msg
} {1 {no such table: t2}}
do_test avtrans-5.22 {
execsql {
ROLLBACK;
SELECT name fROM sqlite_master
WHERE type='table' OR type='index'
ORDER BY name;
}
} {i2x i2y t1 t2}
do_test avtrans-5.23 {
execsql {
SELECT * FROM t2;
}
} {1 2 3}
integrity_check avtrans-5.23
# Try to DROP and CREATE tables and indices with the same name
# within a transaction. Make sure ROLLBACK works.
#
do_test avtrans-6.1 {
execsql2 {
INSERT INTO t1 VALUES(1,2,3);
BEGIN TRANSACTION;
DROP TABLE t1;
CREATE TABLE t1(p,q,r);
ROLLBACK;
SELECT * FROM t1;
}
} {a 1 b 2 c 3}
do_test avtrans-6.2 {
execsql2 {
INSERT INTO t1 VALUES(1,2,3);
BEGIN TRANSACTION;
DROP TABLE t1;
CREATE TABLE t1(p,q,r);
COMMIT;
SELECT * FROM t1;
}
} {}
do_test avtrans-6.3 {
execsql2 {
INSERT INTO t1 VALUES(1,2,3);
SELECT * FROM t1;
}
} {p 1 q 2 r 3}
do_test avtrans-6.4 {
execsql2 {
BEGIN TRANSACTION;
DROP TABLE t1;
CREATE TABLE t1(a,b,c);
INSERT INTO t1 VALUES(4,5,6);
SELECT * FROM t1;
DROP TABLE t1;
}
} {a 4 b 5 c 6}
do_test avtrans-6.5 {
execsql2 {
ROLLBACK;
SELECT * FROM t1;
}
} {p 1 q 2 r 3}
do_test avtrans-6.6 {
execsql2 {
BEGIN TRANSACTION;
DROP TABLE t1;
CREATE TABLE t1(a,b,c);
INSERT INTO t1 VALUES(4,5,6);
SELECT * FROM t1;
DROP TABLE t1;
}
} {a 4 b 5 c 6}
do_test avtrans-6.7 {
catchsql {
COMMIT;
SELECT * FROM t1;
}
} {1 {no such table: t1}}
# Repeat on a table with an automatically generated index.
#
do_test avtrans-6.10 {
execsql2 {
CREATE TABLE t1(a unique,b,c);
INSERT INTO t1 VALUES(1,2,3);
BEGIN TRANSACTION;
DROP TABLE t1;
CREATE TABLE t1(p unique,q,r);
ROLLBACK;
SELECT * FROM t1;
}
} {a 1 b 2 c 3}
do_test avtrans-6.11 {
execsql2 {
BEGIN TRANSACTION;
DROP TABLE t1;
CREATE TABLE t1(p unique,q,r);
COMMIT;
SELECT * FROM t1;
}
} {}
do_test avtrans-6.12 {
execsql2 {
INSERT INTO t1 VALUES(1,2,3);
SELECT * FROM t1;
}
} {p 1 q 2 r 3}
do_test avtrans-6.13 {
execsql2 {
BEGIN TRANSACTION;
DROP TABLE t1;
CREATE TABLE t1(a unique,b,c);
INSERT INTO t1 VALUES(4,5,6);
SELECT * FROM t1;
DROP TABLE t1;
}
} {a 4 b 5 c 6}
do_test avtrans-6.14 {
execsql2 {
ROLLBACK;
SELECT * FROM t1;
}
} {p 1 q 2 r 3}
do_test avtrans-6.15 {
execsql2 {
BEGIN TRANSACTION;
DROP TABLE t1;
CREATE TABLE t1(a unique,b,c);
INSERT INTO t1 VALUES(4,5,6);
SELECT * FROM t1;
DROP TABLE t1;
}
} {a 4 b 5 c 6}
do_test avtrans-6.16 {
catchsql {
COMMIT;
SELECT * FROM t1;
}
} {1 {no such table: t1}}
do_test avtrans-6.20 {
execsql {
CREATE TABLE t1(a integer primary key,b,c);
INSERT INTO t1 VALUES(1,-2,-3);
INSERT INTO t1 VALUES(4,-5,-6);
SELECT * FROM t1;
}
} {1 -2 -3 4 -5 -6}
do_test avtrans-6.21 {
execsql {
CREATE INDEX i1 ON t1(b);
SELECT * FROM t1 WHERE b<1;
}
} {4 -5 -6 1 -2 -3}
do_test avtrans-6.22 {
execsql {
BEGIN TRANSACTION;
DROP INDEX i1;
SELECT * FROM t1 WHERE b<1;
ROLLBACK;
}
} {1 -2 -3 4 -5 -6}
do_test avtrans-6.23 {
execsql {
SELECT * FROM t1 WHERE b<1;
}
} {4 -5 -6 1 -2 -3}
do_test avtrans-6.24 {
execsql {
BEGIN TRANSACTION;
DROP TABLE t1;
ROLLBACK;
SELECT * FROM t1 WHERE b<1;
}
} {4 -5 -6 1 -2 -3}
do_test avtrans-6.25 {
execsql {
BEGIN TRANSACTION;
DROP INDEX i1;
CREATE INDEX i1 ON t1(c);
SELECT * FROM t1 WHERE b<1;
}
} {1 -2 -3 4 -5 -6}
do_test avtrans-6.26 {
execsql {
SELECT * FROM t1 WHERE c<1;
}
} {4 -5 -6 1 -2 -3}
do_test avtrans-6.27 {
execsql {
ROLLBACK;
SELECT * FROM t1 WHERE b<1;
}
} {4 -5 -6 1 -2 -3}
do_test avtrans-6.28 {
execsql {
SELECT * FROM t1 WHERE c<1;
}
} {1 -2 -3 4 -5 -6}
# The following repeats steps 6.20 through 6.28, but puts a "unique"
# constraint the first field of the table in order to generate an
# automatic index.
#
do_test avtrans-6.30 {
execsql {
BEGIN TRANSACTION;
DROP TABLE t1;
CREATE TABLE t1(a int unique,b,c);
COMMIT;
INSERT INTO t1 VALUES(1,-2,-3);
INSERT INTO t1 VALUES(4,-5,-6);
SELECT * FROM t1 ORDER BY a;
}
} {1 -2 -3 4 -5 -6}
do_test avtrans-6.31 {
execsql {
CREATE INDEX i1 ON t1(b);
SELECT * FROM t1 WHERE b<1;
}
} {4 -5 -6 1 -2 -3}
do_test avtrans-6.32 {
execsql {
BEGIN TRANSACTION;
DROP INDEX i1;
SELECT * FROM t1 WHERE b<1;
ROLLBACK;
}
} {1 -2 -3 4 -5 -6}
do_test avtrans-6.33 {
execsql {
SELECT * FROM t1 WHERE b<1;
}
} {4 -5 -6 1 -2 -3}
do_test avtrans-6.34 {
execsql {
BEGIN TRANSACTION;
DROP TABLE t1;
ROLLBACK;
SELECT * FROM t1 WHERE b<1;
}
} {4 -5 -6 1 -2 -3}
do_test avtrans-6.35 {
execsql {
BEGIN TRANSACTION;
DROP INDEX i1;
CREATE INDEX i1 ON t1(c);
SELECT * FROM t1 WHERE b<1;
}
} {1 -2 -3 4 -5 -6}
do_test avtrans-6.36 {
execsql {
SELECT * FROM t1 WHERE c<1;
}
} {4 -5 -6 1 -2 -3}
do_test avtrans-6.37 {
execsql {
DROP INDEX i1;
SELECT * FROM t1 WHERE c<1;
}
} {1 -2 -3 4 -5 -6}
do_test avtrans-6.38 {
execsql {
ROLLBACK;
SELECT * FROM t1 WHERE b<1;
}
} {4 -5 -6 1 -2 -3}
do_test avtrans-6.39 {
execsql {
SELECT * FROM t1 WHERE c<1;
}
} {1 -2 -3 4 -5 -6}
integrity_check avtrans-6.40
ifcapable !floatingpoint {
finish_test
return
}
# Test to make sure rollback restores the database back to its original
# state.
#
do_test avtrans-7.1 {
execsql {BEGIN}
for {set i 0} {$i<1000} {incr i} {
set r1 [expr {rand()}]
set r2 [expr {rand()}]
set r3 [expr {rand()}]
execsql "INSERT INTO t2 VALUES($r1,$r2,$r3)"
}
execsql {COMMIT}
set ::checksum [execsql {SELECT md5sum(x,y,z) FROM t2}]
set ::checksum2 [
execsql {SELECT md5sum(type,name,tbl_name,rootpage,sql) FROM sqlite_master}
]
execsql {SELECT count(*) FROM t2}
} {1001}
do_test avtrans-7.2 {
execsql {SELECT md5sum(x,y,z) FROM t2}
} $checksum
do_test avtrans-7.2.1 {
execsql {SELECT md5sum(type,name,tbl_name,rootpage,sql) FROM sqlite_master}
} $checksum2
do_test avtrans-7.3 {
execsql {
BEGIN;
DELETE FROM t2;
ROLLBACK;
SELECT md5sum(x,y,z) FROM t2;
}
} $checksum
do_test avtrans-7.4 {
execsql {
BEGIN;
INSERT INTO t2 SELECT * FROM t2;
ROLLBACK;
SELECT md5sum(x,y,z) FROM t2;
}
} $checksum
do_test avtrans-7.5 {
execsql {
BEGIN;
DELETE FROM t2;
ROLLBACK;
SELECT md5sum(x,y,z) FROM t2;
}
} $checksum
do_test avtrans-7.6 {
execsql {
BEGIN;
INSERT INTO t2 SELECT * FROM t2;
ROLLBACK;
SELECT md5sum(x,y,z) FROM t2;
}
} $checksum
do_test avtrans-7.7 {
execsql {
BEGIN;
CREATE TABLE t3 AS SELECT * FROM t2;
INSERT INTO t2 SELECT * FROM t3;
ROLLBACK;
SELECT md5sum(x,y,z) FROM t2;
}
} $checksum
do_test avtrans-7.8 {
execsql {SELECT md5sum(type,name,tbl_name,rootpage,sql) FROM sqlite_master}
} $checksum2
ifcapable tempdb {
do_test avtrans-7.9 {
execsql {
BEGIN;
CREATE TEMP TABLE t3 AS SELECT * FROM t2;
INSERT INTO t2 SELECT * FROM t3;
ROLLBACK;
SELECT md5sum(x,y,z) FROM t2;
}
} $checksum
}
do_test avtrans-7.10 {
execsql {SELECT md5sum(type,name,tbl_name,rootpage,sql) FROM sqlite_master}
} $checksum2
ifcapable tempdb {
do_test avtrans-7.11 {
execsql {
BEGIN;
CREATE TEMP TABLE t3 AS SELECT * FROM t2;
INSERT INTO t2 SELECT * FROM t3;
DROP INDEX i2x;
DROP INDEX i2y;
CREATE INDEX i3a ON t3(x);
ROLLBACK;
SELECT md5sum(x,y,z) FROM t2;
}
} $checksum
}
do_test avtrans-7.12 {
execsql {SELECT md5sum(type,name,tbl_name,rootpage,sql) FROM sqlite_master}
} $checksum2
ifcapable tempdb {
do_test avtrans-7.13 {
execsql {
BEGIN;
DROP TABLE t2;
ROLLBACK;
SELECT md5sum(x,y,z) FROM t2;
}
} $checksum
}
do_test avtrans-7.14 {
execsql {SELECT md5sum(type,name,tbl_name,rootpage,sql) FROM sqlite_master}
} $checksum2
integrity_check avtrans-7.15
# Arrange for another process to begin modifying the database but abort
# and die in the middle of the modification. Then have this process read
# the database. This process should detect the journal file and roll it
# back. Verify that this happens correctly.
#
set fd [open test.tcl w]
puts $fd {
sqlite3 db test.db
db eval {
PRAGMA default_cache_size=20;
BEGIN;
CREATE TABLE t3 AS SELECT * FROM t2;
DELETE FROM t2;
}
sqlite_abort
}
close $fd
do_test avtrans-8.1 {
catch {exec [info nameofexec] test.tcl}
execsql {SELECT md5sum(x,y,z) FROM t2}
} $checksum
do_test avtrans-8.2 {
execsql {SELECT md5sum(type,name,tbl_name,rootpage,sql) FROM sqlite_master}
} $checksum2
integrity_check avtrans-8.3
# In the following sequence of tests, compute the MD5 sum of the content
# of a table, make lots of modifications to that table, then do a rollback.
# Verify that after the rollback, the MD5 checksum is unchanged.
#
do_test avtrans-9.1 {
execsql {
PRAGMA default_cache_size=10;
}
db close
sqlite3 db test.db
execsql {
BEGIN;
CREATE TABLE t3(x TEXT);
INSERT INTO t3 VALUES(randstr(10,400));
INSERT INTO t3 VALUES(randstr(10,400));
INSERT INTO t3 SELECT randstr(10,400) FROM t3;
INSERT INTO t3 SELECT randstr(10,400) FROM t3;
INSERT INTO t3 SELECT randstr(10,400) FROM t3;
INSERT INTO t3 SELECT randstr(10,400) FROM t3;
INSERT INTO t3 SELECT randstr(10,400) FROM t3;
INSERT INTO t3 SELECT randstr(10,400) FROM t3;
INSERT INTO t3 SELECT randstr(10,400) FROM t3;
INSERT INTO t3 SELECT randstr(10,400) FROM t3;
INSERT INTO t3 SELECT randstr(10,400) FROM t3;
COMMIT;
SELECT count(*) FROM t3;
}
} {1024}
# The following procedure computes a "signature" for table "t3". If
# T3 changes in any way, the signature should change.
#
# This is used to test ROLLBACK. We gather a signature for t3, then
# make lots of changes to t3, then rollback and take another signature.
# The two signatures should be the same.
#
proc signature {} {
return [db eval {SELECT count(*), md5sum(x) FROM t3}]
}
# Repeat the following group of tests 20 times for quick testing and
# 40 times for full testing. Each iteration of the test makes table
# t3 a little larger, and thus takes a little longer, so doing 40 tests
# is more than 2.0 times slower than doing 20 tests. Considerably more.
#
if {[info exists G(isquick)]} {
set limit 20
} else {
set limit 40
}
# Do rollbacks. Make sure the signature does not change.
#
for {set i 2} {$i<=$limit} {incr i} {
set ::sig [signature]
set cnt [lindex $::sig 0]
if {$i%2==0} {
execsql {PRAGMA fullfsync=ON}
} else {
execsql {PRAGMA fullfsync=OFF}
}
set sqlite_sync_count 0
set sqlite_fullsync_count 0
do_test avtrans-9.$i.1-$cnt {
execsql {
BEGIN;
DELETE FROM t3 WHERE random()%10!=0;
INSERT INTO t3 SELECT randstr(10,10)||x FROM t3;
INSERT INTO t3 SELECT randstr(10,10)||x FROM t3;
ROLLBACK;
}
signature
} $sig
do_test avtrans-9.$i.2-$cnt {
execsql {
BEGIN;
DELETE FROM t3 WHERE random()%10!=0;
INSERT INTO t3 SELECT randstr(10,10)||x FROM t3;
DELETE FROM t3 WHERE random()%10!=0;
INSERT INTO t3 SELECT randstr(10,10)||x FROM t3;
ROLLBACK;
}
signature
} $sig
if {$i<$limit} {
do_test avtrans-9.$i.3-$cnt {
execsql {
INSERT INTO t3 SELECT randstr(10,400) FROM t3 WHERE random()%10==0;
}
} {}
if {$tcl_platform(platform)=="unix"} {
do_test avtrans-9.$i.4-$cnt {
expr {$sqlite_sync_count>0}
} 1
ifcapable pager_pragmas {
do_test avtrans-9.$i.5-$cnt {
expr {$sqlite_fullsync_count>0}
} [expr {$i%2==0}]
} else {
do_test avtrans-9.$i.5-$cnt {
expr {$sqlite_fullsync_count==0}
} {1}
}
}
wal_check_journal_mode avtrans-9.$i-6.$cnt
}
set ::pager_old_format 0
}
integrity_check avtrans-10.1
wal_check_journal_mode avtrans-10.2
finish_test
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