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Diffstat (limited to 'test/savepointfault.test')
| -rw-r--r-- | test/savepointfault.test | 137 |
1 files changed, 137 insertions, 0 deletions
diff --git a/test/savepointfault.test b/test/savepointfault.test new file mode 100644 index 0000000..0329f8c --- /dev/null +++ b/test/savepointfault.test @@ -0,0 +1,137 @@ +# 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. +# +#*********************************************************************** +# + +set testdir [file dirname $argv0] +source $testdir/tester.tcl + +source $testdir/malloc_common.tcl + +set testprefix savepointfault + +do_malloc_test 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 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 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 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 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 |