# 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 1.5 2008/12/30 06:24:58 danielk1977 Exp $
set testdir [file dirname $argv0]
source $testdir/tester.tcl
#----------------------------------------------------------------------
# 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 {
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
} {}
#------------------------------------------------------------------------
# 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 }
} {}
#------------------------------------------------------------------------
# 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.
#
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
} {}
#------------------------------------------------------------------------
# Test some logic errors to do with the savepoint feature.
#
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 {
execsql {SAVEPOINT def}
set fd [db incrblob -readonly blobs x 1]
catchsql {ROLLBACK TO def}
} {1 {cannot rollback savepoint - SQL statements in progress}}
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 $fd
execsql {release abc}
} {}
do_test savepoint-5.4.1 {
execsql {
SAVEPOINT main;
INSERT INTO blobs VALUES('another blob');
}
} {}
do_test savepoint-5.4.2 {
sqlite3 db2 test.db
execsql { BEGIN ; SELECT * FROM blobs } db2
catchsql { RELEASE main }
} {1 {database is locked}}
do_test savepoint-5.4.3 {
db2 close
catchsql { RELEASE main }
} {0 {}}
do_test savepoint-5.4.4 {
execsql { SELECT x FROM blobs WHERE rowid = 2 }
} {{another blob}}
#-------------------------------------------------------------------------
# The following tests, savepoint-6.*, test an incr-vacuum inside of a
# couple of nested savepoints.
#
ifcapable {autovacuum && pragma} {
db close
file delete -force test.db
sqlite3 db test.db
do_test savepoint-6.1 {
execsql {
PRAGMA auto_vacuum = incremental;
CREATE TABLE t1(a, b, c);
CREATE INDEX i1 ON t1(a, b);
BEGIN;
INSERT INTO t1 VALUES(randstr(10,400),randstr(10,400),randstr(10,400));
}
set r "randstr(10,400)"
for {set ii 0} {$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
}
#-------------------------------------------------------------------------
# The following tests, savepoint-7.*, attempt to break the logic
# surrounding savepoints by growing and shrinking the database file.
#
db close
file delete -force test.db
sqlite3 db test.db
do_test savepoint-7.1 {
execsql {
PRAGMA auto_vacuum = incremental;
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}
do_test savepoint-7.4.1 {
db close
file delete -force test.db
sqlite3 db test.db
execsql {
PRAGMA auto_vacuum = incremental;
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}
# 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 $args
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 $args
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}}
}
finish_test