# 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: savepoint3.test,v 1.4 2009/01/09 17:11:05 danielk1977 Exp $ set testdir [file dirname $argv0] source $testdir/tester.tcl source $testdir/malloc_common.tcl do_malloc_test savepoint3-1 -sqlprep { CREATE TABLE t1(a, b, c); INSERT INTO t1 VALUES(1, 2, 3); } -sqlbody { SAVEPOINT one; INSERT INTO t1 VALUES(4, 5, 6); SAVEPOINT two; DELETE FROM t1; ROLLBACK TO two; RELEASE one; } do_malloc_test savepoint3-2 -sqlprep { PRAGMA cache_size = 10; CREATE TABLE t1(a, b, c); INSERT INTO t1 VALUES(randstr(400,400), randstr(400,400), randstr(400,400)); INSERT INTO t1 SELECT randstr(400,400), randstr(400,400), randstr(400,400) FROM t1; INSERT INTO t1 SELECT randstr(400,400), randstr(400,400), randstr(400,400) FROM t1; INSERT INTO t1 SELECT randstr(400,400), randstr(400,400), randstr(400,400) FROM t1; INSERT INTO t1 SELECT randstr(400,400), randstr(400,400), randstr(400,400) FROM t1; INSERT INTO t1 SELECT randstr(400,400), randstr(400,400), randstr(400,400) FROM t1; INSERT INTO t1 SELECT randstr(400,400), randstr(400,400), randstr(400,400) FROM t1; INSERT INTO t1 SELECT randstr(400,400), randstr(400,400), randstr(400,400) FROM t1; INSERT INTO t1 SELECT randstr(400,400), randstr(400,400), randstr(400,400) FROM t1; } -sqlbody { PRAGMA cache_size = 10; SAVEPOINT one; DELETE FROM t1 WHERE rowid < 5; SAVEPOINT two; DELETE FROM t1 WHERE rowid > 10; ROLLBACK TO two; ROLLBACK TO one; RELEASE one; } do_ioerr_test savepoint3.3 -sqlprep { CREATE TABLE t1(a, b, c); INSERT INTO t1 VALUES(1, randstr(1000,1000), randstr(1000,1000)); INSERT INTO t1 VALUES(2, randstr(1000,1000), randstr(1000,1000)); } -sqlbody { BEGIN; UPDATE t1 SET a = 3 WHERE a = 1; SAVEPOINT one; UPDATE t1 SET a = 4 WHERE a = 2; COMMIT; } -cleanup { db eval { SAVEPOINT one; RELEASE one; } } # The following test does a really big savepoint rollback. One involving # more than 4000 pages. The idea is to get a specific sqlite3BitvecSet() # operation in pagerPlaybackSavepoint() to fail. #do_malloc_test savepoint3-4 -sqlprep { # BEGIN; # CREATE TABLE t1(a, b); # CREATE INDEX i1 ON t1(a); # CREATE INDEX i2 ON t1(b); # INSERT INTO t1 VALUES(randstr(500,500), randstr(500,500)); -- 1 # INSERT INTO t1 VALUES(randstr(500,500), randstr(500,500)); -- 2 # INSERT INTO t1 SELECT randstr(500,500), randstr(500,500) FROM t1; -- 4 # INSERT INTO t1 SELECT randstr(500,500), randstr(500,500) FROM t1; -- 8 # INSERT INTO t1 SELECT randstr(500,500), randstr(500,500) FROM t1; -- 16 # INSERT INTO t1 SELECT randstr(500,500), randstr(500,500) FROM t1; -- 32 # INSERT INTO t1 SELECT randstr(500,500), randstr(500,500) FROM t1; -- 64 # INSERT INTO t1 SELECT randstr(500,500), randstr(500,500) FROM t1; -- 128 # INSERT INTO t1 SELECT randstr(500,500), randstr(500,500) FROM t1; -- 256 # INSERT INTO t1 SELECT randstr(500,500), randstr(500,500) FROM t1; -- 512 # INSERT INTO t1 SELECT randstr(500,500), randstr(500,500) FROM t1; -- 1024 # INSERT INTO t1 SELECT randstr(500,500), randstr(500,500) FROM t1; -- 2048 # COMMIT; # BEGIN; # SAVEPOINT abc; # UPDATE t1 SET a = randstr(500,500); #} -sqlbody { # ROLLBACK TO abc; #} # Cause a specific malloc in savepoint rollback code to fail. # do_malloc_test savepoint3-4 -start 7 -sqlprep { PRAGMA auto_vacuum = incremental; PRAGMA cache_size = 1000; CREATE TABLE t1(a, b); CREATE TABLE t2(a, b); CREATE TABLE t3(a, b); INSERT INTO t1 VALUES(1, randstr(500,500)); INSERT INTO t1 VALUES(2, randstr(500,500)); INSERT INTO t1 VALUES(3, randstr(500,500)); DELETE FROM t1; BEGIN; INSERT INTO t1 VALUES(1, randstr(500,500)); INSERT INTO t1 VALUES(2, randstr(500,500)); INSERT INTO t1 VALUES(3, randstr(500,500)); DROP TABLE t3; -- Page 5 of the database file is now free. DROP TABLE t2; -- Page 4 of the database file is now free. SAVEPOINT abc; PRAGMA incremental_vacuum; } -sqlbody { ROLLBACK TO abc; } finish_test