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libsql/libsql-sqlite3/test/savepoint.test
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# 2008 December 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.
#
#***********************************************************************
#
# $Id: savepoint.test,v 1.13 2009/07/18 08:30:45 danielk1977 Exp $
set testdir [file dirname $argv0]
source $testdir/tester.tcl
source $testdir/lock_common.tcl
source $testdir/malloc_common.tcl
forcedelete test2.db
#----------------------------------------------------------------------
# The following tests - savepoint-1.* - test that the SAVEPOINT, RELEASE
# and ROLLBACK TO comands are correctly parsed, and that the auto-commit
# flag is correctly set and unset as a result.
#
do_test savepoint-1.1 {
wal_set_journal_mode
execsql {
SAVEPOINT sp1;
RELEASE sp1;
}
} {}
do_test savepoint-1.2 {
execsql {
SAVEPOINT sp1;
ROLLBACK TO sp1;
}
} {}
do_test savepoint-1.3 {
execsql { SAVEPOINT sp1 }
db close
} {}
sqlite3 db test.db
do_test savepoint-1.4.1 {
execsql {
SAVEPOINT sp1;
SAVEPOINT sp2;
RELEASE sp1;
}
sqlite3_get_autocommit db
} {1}
do_test savepoint-1.4.2 {
execsql {
SAVEPOINT sp1;
SAVEPOINT sp2;
RELEASE sp2;
}
sqlite3_get_autocommit db
} {0}
do_test savepoint-1.4.3 {
execsql { RELEASE sp1 }
sqlite3_get_autocommit db
} {1}
do_test savepoint-1.4.4 {
execsql {
SAVEPOINT sp1;
SAVEPOINT sp2;
ROLLBACK TO sp1;
}
sqlite3_get_autocommit db
} {0}
do_test savepoint-1.4.5 {
execsql { RELEASE SAVEPOINT sp1 }
sqlite3_get_autocommit db
} {1}
do_test savepoint-1.4.6 {
execsql {
SAVEPOINT sp1;
SAVEPOINT sp2;
SAVEPOINT sp3;
ROLLBACK TO SAVEPOINT sp3;
ROLLBACK TRANSACTION TO sp2;
ROLLBACK TRANSACTION TO SAVEPOINT sp1;
}
sqlite3_get_autocommit db
} {0}
do_test savepoint-1.4.7 {
execsql { RELEASE SAVEPOINT SP1 }
sqlite3_get_autocommit db
} {1}
do_test savepoint-1.5 {
execsql {
SAVEPOINT sp1;
ROLLBACK TO sp1;
}
} {}
do_test savepoint-1.6 {
execsql COMMIT
} {}
wal_check_journal_mode savepoint-1.7
#------------------------------------------------------------------------
# These tests - savepoint-2.* - test rollbacks and releases of savepoints
# with a very simple data set.
#
do_test savepoint-2.1 {
execsql {
CREATE TABLE t1(a, b, c);
BEGIN;
INSERT INTO t1 VALUES(1, 2, 3);
SAVEPOINT one;
UPDATE t1 SET a = 2, b = 3, c = 4;
}
execsql { SELECT * FROM t1 }
} {2 3 4}
do_test savepoint-2.2 {
execsql {
ROLLBACK TO one;
}
execsql { SELECT * FROM t1 }
} {1 2 3}
do_test savepoint-2.3 {
execsql {
INSERT INTO t1 VALUES(4, 5, 6);
}
execsql { SELECT * FROM t1 }
} {1 2 3 4 5 6}
do_test savepoint-2.4 {
execsql {
ROLLBACK TO one;
}
execsql { SELECT * FROM t1 }
} {1 2 3}
do_test savepoint-2.5 {
execsql {
INSERT INTO t1 VALUES(7, 8, 9);
SAVEPOINT two;
INSERT INTO t1 VALUES(10, 11, 12);
}
execsql { SELECT * FROM t1 }
} {1 2 3 7 8 9 10 11 12}
do_test savepoint-2.6 {
execsql {
ROLLBACK TO two;
}
execsql { SELECT * FROM t1 }
} {1 2 3 7 8 9}
do_test savepoint-2.7 {
execsql {
INSERT INTO t1 VALUES(10, 11, 12);
}
execsql { SELECT * FROM t1 }
} {1 2 3 7 8 9 10 11 12}
do_test savepoint-2.8 {
execsql {
ROLLBACK TO one;
}
execsql { SELECT * FROM t1 }
} {1 2 3}
do_test savepoint-2.9 {
execsql {
INSERT INTO t1 VALUES('a', 'b', 'c');
SAVEPOINT two;
INSERT INTO t1 VALUES('d', 'e', 'f');
}
execsql { SELECT * FROM t1 }
} {1 2 3 a b c d e f}
do_test savepoint-2.10 {
execsql {
RELEASE two;
}
execsql { SELECT * FROM t1 }
} {1 2 3 a b c d e f}
do_test savepoint-2.11 {
execsql {
ROLLBACK;
}
execsql { SELECT * FROM t1 }
} {}
wal_check_journal_mode savepoint-2.12
#------------------------------------------------------------------------
# This block of tests - savepoint-3.* - test that when a transaction
# savepoint is rolled back, locks are not released from database files.
# And that when a transaction savepoint is released, they are released.
#
# These tests do not work in WAL mode. WAL mode does not take RESERVED
# locks on the database file.
#
if {[wal_is_wal_mode]==0} {
do_test savepoint-3.1 {
execsql { SAVEPOINT "transaction" }
execsql { PRAGMA lock_status }
} {main unlocked temp closed}
do_test savepoint-3.2 {
execsql { INSERT INTO t1 VALUES(1, 2, 3) }
execsql { PRAGMA lock_status }
} {main reserved temp closed}
do_test savepoint-3.3 {
execsql { ROLLBACK TO "transaction" }
execsql { PRAGMA lock_status }
} {main reserved temp closed}
do_test savepoint-3.4 {
execsql { INSERT INTO t1 VALUES(1, 2, 3) }
execsql { PRAGMA lock_status }
} {main reserved temp closed}
do_test savepoint-3.5 {
execsql { RELEASE "transaction" }
execsql { PRAGMA lock_status }
} {main unlocked temp closed}
}
#------------------------------------------------------------------------
# Test that savepoints that include schema modifications are handled
# correctly. Test cases savepoint-4.*.
#
do_test savepoint-4.1 {
execsql {
CREATE TABLE t2(d, e, f);
SELECT sql FROM sqlite_master;
}
} {{CREATE TABLE t1(a, b, c)} {CREATE TABLE t2(d, e, f)}}
do_test savepoint-4.2 {
execsql {
BEGIN;
CREATE TABLE t3(g,h);
INSERT INTO t3 VALUES('I', 'II');
SAVEPOINT one;
DROP TABLE t3;
}
} {}
do_test savepoint-4.3 {
execsql {
CREATE TABLE t3(g, h, i);
INSERT INTO t3 VALUES('III', 'IV', 'V');
}
execsql {SELECT * FROM t3}
} {III IV V}
do_test savepoint-4.4 {
execsql { ROLLBACK TO one; }
execsql {SELECT * FROM t3}
} {I II}
do_test savepoint-4.5 {
execsql {
ROLLBACK;
SELECT sql FROM sqlite_master;
}
} {{CREATE TABLE t1(a, b, c)} {CREATE TABLE t2(d, e, f)}}
do_test savepoint-4.6 {
execsql {
BEGIN;
INSERT INTO t1 VALUES('o', 't', 't');
SAVEPOINT sp1;
CREATE TABLE t3(a, b, c);
INSERT INTO t3 VALUES('z', 'y', 'x');
}
execsql {SELECT * FROM t3}
} {z y x}
do_test savepoint-4.7 {
execsql {
ROLLBACK TO sp1;
CREATE TABLE t3(a);
INSERT INTO t3 VALUES('value');
}
execsql {SELECT * FROM t3}
} {value}
do_test savepoint-4.8 {
execsql COMMIT
} {}
wal_check_journal_mode savepoint-4.9
#------------------------------------------------------------------------
# Test some logic errors to do with the savepoint feature.
#
ifcapable incrblob {
do_test savepoint-5.1.1 {
execsql {
CREATE TABLE blobs(x);
INSERT INTO blobs VALUES('a twentyeight character blob');
}
set fd [db incrblob blobs x 1]
puts -nonewline $fd "hello"
catchsql {SAVEPOINT abc}
} {1 {cannot open savepoint - SQL statements in progress}}
do_test savepoint-5.1.2 {
close $fd
catchsql {SAVEPOINT abc}
} {0 {}}
do_test savepoint-5.2 {
execsql {RELEASE abc}
catchsql {RELEASE abc}
} {1 {no such savepoint: abc}}
do_test savepoint-5.3.1 {
execsql {SAVEPOINT abc}
catchsql {ROLLBACK TO def}
} {1 {no such savepoint: def}}
do_test savepoint-5.3.2.1 {
execsql {SAVEPOINT def}
set fd [db incrblob -readonly blobs x 1]
set rc [catch {seek $fd 0;read $fd} res]
lappend rc $res
} {0 {hellontyeight character blob}}
do_test savepoint-5.3.2.2 {
catchsql {ROLLBACK TO def}
} {0 {}}
do_test savepoint-5.3.2.3 {
set rc [catch {seek $fd 0; read $fd} res]
set rc
} {0}
do_test savepoint-5.3.3 {
catchsql {RELEASE def}
} {0 {}}
do_test savepoint-5.3.4 {
close $fd
execsql {savepoint def}
set fd [db incrblob blobs x 1]
catchsql {release def}
} {1 {cannot release savepoint - SQL statements in progress}}
do_test savepoint-5.3.5 {
close $fd
execsql {release abc}
} {}
# Rollback mode:
#
# Open a savepoint transaction and insert a row into the database. Then,
# using a second database handle, open a read-only transaction on the
# database file. Check that the savepoint transaction cannot be committed
# until after the read-only transaction has been closed.
#
# WAL mode:
#
# As above, except that the savepoint transaction can be successfully
# committed before the read-only transaction has been closed.
#
do_test savepoint-5.4.1 {
execsql {
SAVEPOINT main;
INSERT INTO blobs VALUES('another blob');
}
} {}
do_test savepoint-5.4.2 {
sqlite3 db2 test.db
execsql { BEGIN ; SELECT count(*) FROM blobs } db2
} {1}
if {[wal_is_wal_mode]} {
do_test savepoint-5.4.3 { catchsql "RELEASE main" } {0 {}}
do_test savepoint-5.4.4 { db2 close } {}
} else {
do_test savepoint-5.4.3 {
catchsql { RELEASE main }
} {1 {database is locked}}
do_test savepoint-5.4.4 {
db2 close
catchsql { RELEASE main }
} {0 {}}
}
do_test savepoint-5.4.5 {
execsql { SELECT x FROM blobs WHERE rowid = 2 }
} {{another blob}}
do_test savepoint-5.4.6 {
execsql { SELECT count(*) FROM blobs }
} {2}
}
wal_check_journal_mode savepoint-5.5
#-------------------------------------------------------------------------
# The following tests, savepoint-6.*, test an incr-vacuum inside of a
# couple of nested savepoints.
#
ifcapable {autovacuum && pragma} {
db close
forcedelete test.db
sqlite3 db test.db
do_test savepoint-6.1 {
execsql { PRAGMA auto_vacuum = incremental }
wal_set_journal_mode
execsql {
CREATE TABLE t1(a, b, c);
CREATE INDEX i1 ON t1(a, b);
BEGIN;
INSERT INTO t1 VALUES(randstr(10,400),randstr(10,400),randstr(10,400));
}
set r "randstr(10,400)"
for {set ii 0} {$ii < 10} {incr ii} {
execsql "INSERT INTO t1 SELECT $r, $r, $r FROM t1"
}
execsql { COMMIT }
} {}
integrity_check savepoint-6.2
do_test savepoint-6.3 {
execsql {
PRAGMA cache_size = 10;
BEGIN;
UPDATE t1 SET a = randstr(10,10) WHERE (rowid%4)==0;
SAVEPOINT one;
DELETE FROM t1 WHERE rowid%2;
PRAGMA incr_vacuum;
SAVEPOINT two;
INSERT INTO t1 SELECT randstr(10,400), randstr(10,400), c FROM t1;
DELETE FROM t1 WHERE rowid%2;
PRAGMA incr_vacuum;
ROLLBACK TO one;
COMMIT;
}
} {}
integrity_check savepoint-6.4
wal_check_journal_mode savepoint-6.5
}
#-------------------------------------------------------------------------
# The following tests, savepoint-7.*, attempt to break the logic
# surrounding savepoints by growing and shrinking the database file.
#
db close
forcedelete test.db
sqlite3 db test.db
do_test savepoint-7.1 {
execsql { PRAGMA auto_vacuum = incremental }
wal_set_journal_mode
execsql {
PRAGMA cache_size = 10;
BEGIN;
CREATE TABLE t1(a PRIMARY KEY, b);
INSERT INTO t1(a) VALUES('alligator');
INSERT INTO t1(a) VALUES('angelfish');
INSERT INTO t1(a) VALUES('ant');
INSERT INTO t1(a) VALUES('antelope');
INSERT INTO t1(a) VALUES('ape');
INSERT INTO t1(a) VALUES('baboon');
INSERT INTO t1(a) VALUES('badger');
INSERT INTO t1(a) VALUES('bear');
INSERT INTO t1(a) VALUES('beetle');
INSERT INTO t1(a) VALUES('bird');
INSERT INTO t1(a) VALUES('bison');
UPDATE t1 SET b = randstr(1000,1000);
UPDATE t1 SET b = b||randstr(1000,1000);
UPDATE t1 SET b = b||randstr(1000,1000);
UPDATE t1 SET b = b||randstr(10,1000);
COMMIT;
}
expr ([execsql { PRAGMA page_count }] > 20)
} {1}
do_test savepoint-7.2.1 {
execsql {
BEGIN;
SAVEPOINT one;
CREATE TABLE t2(a, b);
INSERT INTO t2 SELECT a, b FROM t1;
ROLLBACK TO one;
}
execsql {
PRAGMA integrity_check;
}
} {ok}
do_test savepoint-7.2.2 {
execsql {
COMMIT;
PRAGMA integrity_check;
}
} {ok}
do_test savepoint-7.3.1 {
execsql {
CREATE TABLE t2(a, b);
INSERT INTO t2 SELECT a, b FROM t1;
}
} {}
do_test savepoint-7.3.2 {
execsql {
BEGIN;
SAVEPOINT one;
DELETE FROM t2;
PRAGMA incremental_vacuum;
SAVEPOINT two;
INSERT INTO t2 SELECT a, b FROM t1;
ROLLBACK TO two;
COMMIT;
}
execsql { PRAGMA integrity_check }
} {ok}
wal_check_journal_mode savepoint-7.3.3
do_test savepoint-7.4.1 {
db close
forcedelete test.db
sqlite3 db test.db
execsql { PRAGMA auto_vacuum = incremental }
wal_set_journal_mode
execsql {
CREATE TABLE t1(a, b, PRIMARY KEY(a, b));
INSERT INTO t1 VALUES(randstr(1000,1000), randstr(1000,1000));
BEGIN;
DELETE FROM t1;
SAVEPOINT one;
PRAGMA incremental_vacuum;
ROLLBACK TO one;
COMMIT;
}
execsql { PRAGMA integrity_check }
} {ok}
do_test savepoint-7.5.1 {
execsql {
PRAGMA incremental_vacuum;
CREATE TABLE t5(x, y);
INSERT INTO t5 VALUES(1, randstr(1000,1000));
INSERT INTO t5 VALUES(2, randstr(1000,1000));
INSERT INTO t5 VALUES(3, randstr(1000,1000));
BEGIN;
INSERT INTO t5 VALUES(4, randstr(1000,1000));
INSERT INTO t5 VALUES(5, randstr(1000,1000));
DELETE FROM t5 WHERE x=1 OR x=2;
SAVEPOINT one;
PRAGMA incremental_vacuum;
SAVEPOINT two;
INSERT INTO t5 VALUES(1, randstr(1000,1000));
INSERT INTO t5 VALUES(2, randstr(1000,1000));
ROLLBACK TO two;
ROLLBACK TO one;
COMMIT;
PRAGMA integrity_check;
}
} {ok}
do_test savepoint-7.5.2 {
execsql {
DROP TABLE t5;
}
} {}
wal_check_journal_mode savepoint-7.5.3
# Test oddly named and quoted savepoints.
#
do_test savepoint-8-1 {
execsql { SAVEPOINT "save1" }
execsql { RELEASE save1 }
} {}
do_test savepoint-8-2 {
execsql { SAVEPOINT "Including whitespace " }
execsql { RELEASE "including Whitespace " }
} {}
# Test that the authorization callback works.
#
ifcapable auth {
proc auth {args} {
eval lappend ::authdata [lrange $args 0 4]
return SQLITE_OK
}
db auth auth
do_test savepoint-9.1 {
set ::authdata [list]
execsql { SAVEPOINT sp1 }
set ::authdata
} {SQLITE_SAVEPOINT BEGIN sp1 {} {}}
do_test savepoint-9.2 {
set ::authdata [list]
execsql { ROLLBACK TO sp1 }
set ::authdata
} {SQLITE_SAVEPOINT ROLLBACK sp1 {} {}}
do_test savepoint-9.3 {
set ::authdata [list]
execsql { RELEASE sp1 }
set ::authdata
} {SQLITE_SAVEPOINT RELEASE sp1 {} {}}
proc auth {args} {
eval lappend ::authdata [lrange $args 0 4]
return SQLITE_DENY
}
db auth auth
do_test savepoint-9.4 {
set ::authdata [list]
set res [catchsql { SAVEPOINT sp1 }]
concat $::authdata $res
} {SQLITE_SAVEPOINT BEGIN sp1 {} {} 1 {not authorized}}
do_test savepoint-9.5 {
set ::authdata [list]
set res [catchsql { ROLLBACK TO sp1 }]
concat $::authdata $res
} {SQLITE_SAVEPOINT ROLLBACK sp1 {} {} 1 {not authorized}}
do_test savepoint-9.6 {
set ::authdata [list]
set res [catchsql { RELEASE sp1 }]
concat $::authdata $res
} {SQLITE_SAVEPOINT RELEASE sp1 {} {} 1 {not authorized}}
catch { db eval ROLLBACK }
db auth ""
}
#-------------------------------------------------------------------------
# The following tests - savepoint-10.* - test the interaction of
# savepoints and ATTACH statements.
#
# First make sure it is not possible to attach or detach a database while
# a savepoint is open (it is not possible if any transaction is open).
#
# UPDATE 2017-07-26: It is not possible to ATTACH and DETACH within a
# a transaction.
#
do_test savepoint-10.1.1 {
catchsql {
SAVEPOINT one;
ATTACH 'test2.db' AS aux;
DETACH aux;
}
} {0 {}}
do_test savepoint-10.1.2 {
execsql {
RELEASE one;
ATTACH 'test2.db' AS aux;
}
catchsql {
SAVEPOINT one;
DETACH aux;
ATTACH 'test2.db' AS aux;
}
} {0 {}}
do_test savepoint-10.1.3 {
execsql {
RELEASE one;
DETACH aux;
}
} {}
# The lock state of the TEMP database can vary if SQLITE_TEMP_STORE=3
# And the following set of tests is only really interested in the status
# of the aux1 and aux2 locks. So record the current lock status of
# TEMP for use in the answers.
set templockstate [lindex [db eval {PRAGMA lock_status}] 3]
if {[wal_is_wal_mode]==0} {
do_test savepoint-10.2.1 {
forcedelete test3.db
forcedelete test2.db
execsql {
ATTACH 'test2.db' AS aux1;
ATTACH 'test3.db' AS aux2;
DROP TABLE t1;
CREATE TABLE main.t1(x, y);
CREATE TABLE aux1.t2(x, y);
CREATE TABLE aux2.t3(x, y);
SELECT name FROM sqlite_master;
SELECT name FROM aux1.sqlite_master;
SELECT name FROM aux2.sqlite_master;
}
} {t1 t2 t3}
do_test savepoint-10.2.2 {
execsql { PRAGMA lock_status }
} [list main unlocked temp $templockstate aux1 unlocked aux2 unlocked]
do_test savepoint-10.2.3 {
execsql {
SAVEPOINT one;
INSERT INTO t1 VALUES(1, 2);
PRAGMA lock_status;
}
} [list main reserved temp $templockstate aux1 unlocked aux2 unlocked]
do_test savepoint-10.2.4 {
execsql {
INSERT INTO t3 VALUES(3, 4);
PRAGMA lock_status;
}
} [list main reserved temp $templockstate aux1 unlocked aux2 reserved]
do_test savepoint-10.2.5 {
execsql {
SAVEPOINT two;
INSERT INTO t2 VALUES(5, 6);
PRAGMA lock_status;
}
} [list main reserved temp $templockstate aux1 reserved aux2 reserved]
do_test savepoint-10.2.6 {
execsql { SELECT * FROM t2 }
} {5 6}
do_test savepoint-10.2.7 {
execsql { ROLLBACK TO two }
execsql { SELECT * FROM t2 }
} {}
do_test savepoint-10.2.8 {
execsql { PRAGMA lock_status }
} [list main reserved temp $templockstate aux1 reserved aux2 reserved]
do_test savepoint-10.2.9 {
execsql { SELECT 'a', * FROM t1 ; SELECT 'b', * FROM t3 }
} {a 1 2 b 3 4}
do_test savepoint-10.2.9 {
execsql {
INSERT INTO t2 VALUES(5, 6);
RELEASE one;
}
execsql {
SELECT * FROM t1;
SELECT * FROM t2;
SELECT * FROM t3;
}
} {1 2 5 6 3 4}
do_test savepoint-10.2.9 {
execsql { PRAGMA lock_status }
} [list main unlocked temp $templockstate aux1 unlocked aux2 unlocked]
do_test savepoint-10.2.10 {
execsql {
SAVEPOINT one;
INSERT INTO t1 VALUES('a', 'b');
SAVEPOINT two;
INSERT INTO t2 VALUES('c', 'd');
SAVEPOINT three;
INSERT INTO t3 VALUES('e', 'f');
}
execsql {
SELECT * FROM t1;
SELECT * FROM t2;
SELECT * FROM t3;
}
} {1 2 a b 5 6 c d 3 4 e f}
do_test savepoint-10.2.11 {
execsql { ROLLBACK TO two }
execsql {
SELECT * FROM t1;
SELECT * FROM t2;
SELECT * FROM t3;
}
} {1 2 a b 5 6 3 4}
do_test savepoint-10.2.12 {
execsql {
INSERT INTO t3 VALUES('g', 'h');
ROLLBACK TO two;
}
execsql {
SELECT * FROM t1;
SELECT * FROM t2;
SELECT * FROM t3;
}
} {1 2 a b 5 6 3 4}
do_test savepoint-10.2.13 {
execsql { ROLLBACK }
execsql {
SELECT * FROM t1;
SELECT * FROM t2;
SELECT * FROM t3;
}
} {1 2 5 6 3 4}
do_test savepoint-10.2.14 {
execsql { PRAGMA lock_status }
} [list main unlocked temp $templockstate aux1 unlocked aux2 unlocked]
}
#-------------------------------------------------------------------------
# The following tests - savepoint-11.* - test the interaction of
# savepoints and creating or dropping tables and indexes in
# auto-vacuum mode.
#
do_test savepoint-11.1 {
db close
forcedelete test.db
sqlite3 db test.db
execsql { PRAGMA auto_vacuum = full; }
wal_set_journal_mode
execsql {
CREATE TABLE t1(a, b, UNIQUE(a, b));
INSERT INTO t1 VALUES(1, randstr(1000,1000));
INSERT INTO t1 VALUES(2, randstr(1000,1000));
}
} {}
do_test savepoint-11.2 {
execsql {
SAVEPOINT one;
CREATE TABLE t2(a, b, UNIQUE(a, b));
SAVEPOINT two;
CREATE TABLE t3(a, b, UNIQUE(a, b));
}
} {}
integrity_check savepoint-11.3
do_test savepoint-11.4 {
execsql { ROLLBACK TO two }
} {}
integrity_check savepoint-11.5
do_test savepoint-11.6 {
execsql {
CREATE TABLE t3(a, b, UNIQUE(a, b));
ROLLBACK TO one;
}
} {}
integrity_check savepoint-11.7
do_test savepoint-11.8 {
execsql { ROLLBACK }
execsql { PRAGMA wal_checkpoint }
file size test.db
} {8192}
do_test savepoint-11.9 {
execsql {
DROP TABLE IF EXISTS t1;
DROP TABLE IF EXISTS t2;
DROP TABLE IF EXISTS t3;
}
} {}
do_test savepoint-11.10 {
execsql {
BEGIN;
CREATE TABLE t1(a, b);
CREATE TABLE t2(x, y);
INSERT INTO t2 VALUES(1, 2);
SAVEPOINT one;
INSERT INTO t2 VALUES(3, 4);
SAVEPOINT two;
DROP TABLE t1;
ROLLBACK TO two;
}
execsql {SELECT * FROM t2}
} {1 2 3 4}
do_test savepoint-11.11 {
execsql COMMIT
} {}
do_test savepoint-11.12 {
execsql {SELECT * FROM t2}
} {1 2 3 4}
wal_check_journal_mode savepoint-11.13
#-------------------------------------------------------------------------
# The following tests - savepoint-12.* - test the interaction of
# savepoints and "ON CONFLICT ROLLBACK" clauses.
#
do_test savepoint-12.1 {
execsql {
CREATE TABLE t4(a PRIMARY KEY, b);
INSERT INTO t4 VALUES(1, 'one');
}
} {}
do_test savepoint-12.2 {
# The final statement of the following SQL hits a constraint when the
# conflict handling mode is "OR ROLLBACK" and there are a couple of
# open savepoints. At one point this would fail to clear the internal
# record of the open savepoints, resulting in an assert() failure
# later on.
#
catchsql {
BEGIN;
INSERT INTO t4 VALUES(2, 'two');
SAVEPOINT sp1;
INSERT INTO t4 VALUES(3, 'three');
SAVEPOINT sp2;
INSERT OR ROLLBACK INTO t4 VALUES(1, 'one');
}
} {1 {UNIQUE constraint failed: t4.a}}
do_test savepoint-12.3 {
sqlite3_get_autocommit db
} {1}
do_test savepoint-12.4 {
execsql { SAVEPOINT one }
} {}
wal_check_journal_mode savepoint-12.5
#-------------------------------------------------------------------------
# The following tests - savepoint-13.* - test the interaction of
# savepoints and "journal_mode = off".
#
if {[wal_is_wal_mode]==0} {
do_test savepoint-13.1 {
db close
catch {forcedelete test.db}
sqlite3 db test.db
execsql {
BEGIN;
CREATE TABLE t1(a PRIMARY KEY, b);
INSERT INTO t1 VALUES(1, 2);
COMMIT;
PRAGMA journal_mode = off;
}
} {off}
do_test savepoint-13.2 {
execsql {
BEGIN;
INSERT INTO t1 VALUES(3, 4);
INSERT INTO t1 SELECT a+4,b+4 FROM t1;
COMMIT;
}
} {}
do_test savepoint-13.3 {
execsql {
BEGIN;
INSERT INTO t1 VALUES(9, 10);
SAVEPOINT s1;
INSERT INTO t1 VALUES(11, 12);
COMMIT;
}
} {}
do_test savepoint-13.4 {
execsql {
BEGIN;
INSERT INTO t1 VALUES(13, 14);
SAVEPOINT s1;
INSERT INTO t1 VALUES(15, 16);
ROLLBACK TO s1;
ROLLBACK;
SELECT * FROM t1;
}
} {1 2 3 4 5 6 7 8 9 10 11 12}
}
db close
delete_file test.db
do_multiclient_test tn {
do_test savepoint-14.$tn.1 {
sql1 {
CREATE TABLE foo(x);
INSERT INTO foo VALUES(1);
INSERT INTO foo VALUES(2);
}
sql2 {
BEGIN;
SELECT * FROM foo;
}
} {1 2}
do_test savepoint-14.$tn.2 {
sql1 {
SAVEPOINT one;
INSERT INTO foo VALUES(1);
}
csql1 { RELEASE one }
} {1 {database is locked}}
do_test savepoint-14.$tn.3 {
sql1 { ROLLBACK TO one }
sql2 { COMMIT }
sql1 { RELEASE one }
} {}
do_test savepoint-14.$tn.4 {
sql2 {
BEGIN;
SELECT * FROM foo;
}
} {1 2}
do_test savepoint-14.$tn.5 {
sql1 {
SAVEPOINT one;
INSERT INTO foo VALUES(1);
}
csql1 { RELEASE one }
} {1 {database is locked}}
do_test savepoint-14.$tn.6 {
sql2 { COMMIT }
sql1 {
ROLLBACK TO one;
INSERT INTO foo VALUES(3);
INSERT INTO foo VALUES(4);
INSERT INTO foo VALUES(5);
RELEASE one;
}
} {}
do_test savepoint-14.$tn.7 {
sql2 { CREATE INDEX fooidx ON foo(x); }
sql3 { PRAGMA integrity_check }
} {ok}
}
do_multiclient_test tn {
do_test savepoint-15.$tn.1 {
sql1 {
CREATE TABLE foo(x);
INSERT INTO foo VALUES(1);
INSERT INTO foo VALUES(2);
}
sql2 { BEGIN; SELECT * FROM foo; }
} {1 2}
do_test savepoint-15.$tn.2 {
sql1 {
PRAGMA locking_mode = EXCLUSIVE;
BEGIN;
INSERT INTO foo VALUES(3);
}
csql1 { COMMIT }
} {1 {database is locked}}
do_test savepoint-15.$tn.3 {
sql1 { ROLLBACK }
sql2 { COMMIT }
sql1 {
INSERT INTO foo VALUES(3);
PRAGMA locking_mode = NORMAL;
INSERT INTO foo VALUES(4);
}
sql2 { CREATE INDEX fooidx ON foo(x); }
sql3 { PRAGMA integrity_check }
} {ok}
}
do_multiclient_test tn {
do_test savepoint-16.$tn.1 {
sql1 {
CREATE TABLE foo(x);
INSERT INTO foo VALUES(1);
INSERT INTO foo VALUES(2);
}
} {}
do_test savepoint-16.$tn.2 {
db eval {SELECT * FROM foo} {
sql1 { INSERT INTO foo VALUES(3) }
sql2 { SELECT * FROM foo }
sql1 { INSERT INTO foo VALUES(4) }
break
}
sql2 { CREATE INDEX fooidx ON foo(x); }
sql3 { PRAGMA integrity_check }
} {ok}
do_test savepoint-16.$tn.3 {
sql1 { SELECT * FROM foo }
} {1 2 3 4}
}
#-------------------------------------------------------------------------
# This next block of tests verifies that a problem reported on the mailing
# list has been resolved. At one point the second "CREATE TABLE t6" would
# fail as table t6 still existed in the internal cache of the db schema
# (even though it had been removed from the database by the ROLLBACK
# command).
#
sqlite3 db test.db
do_execsql_test savepoint-17.1 {
BEGIN;
CREATE TABLE t6(a, b);
INSERT INTO t6 VALUES(1, 2);
SAVEPOINT one;
INSERT INTO t6 VALUES(3, 4);
ROLLBACK TO one;
SELECT * FROM t6;
ROLLBACK;
} {1 2}
do_execsql_test savepoint-17.2 {
CREATE TABLE t6(a, b);
} {}
finish_test
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