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| 1 # 2008 December 15 |
| 2 # |
| 3 # The author disclaims copyright to this source code. In place of |
| 4 # a legal notice, here is a blessing: |
| 5 # |
| 6 # May you do good and not evil. |
| 7 # May you find forgiveness for yourself and forgive others. |
| 8 # May you share freely, never taking more than you give. |
| 9 # |
| 10 #*********************************************************************** |
| 11 # |
| 12 # $Id: savepoint3.test,v 1.5 2009/06/05 17:09:12 drh Exp $ |
| 13 |
| 14 set testdir [file dirname $argv0] |
| 15 source $testdir/tester.tcl |
| 16 |
| 17 source $testdir/malloc_common.tcl |
| 18 |
| 19 do_malloc_test savepoint3-1 -sqlprep { |
| 20 CREATE TABLE t1(a, b, c); |
| 21 INSERT INTO t1 VALUES(1, 2, 3); |
| 22 } -sqlbody { |
| 23 SAVEPOINT one; |
| 24 INSERT INTO t1 VALUES(4, 5, 6); |
| 25 SAVEPOINT two; |
| 26 DELETE FROM t1; |
| 27 ROLLBACK TO two; |
| 28 RELEASE one; |
| 29 } |
| 30 |
| 31 do_malloc_test savepoint3-2 -sqlprep { |
| 32 PRAGMA cache_size = 10; |
| 33 CREATE TABLE t1(a, b, c); |
| 34 INSERT INTO t1 VALUES(randstr(400,400), randstr(400,400), randstr(400,400)); |
| 35 INSERT INTO t1 SELECT |
| 36 randstr(400,400), randstr(400,400), randstr(400,400) FROM t1; |
| 37 INSERT INTO t1 |
| 38 SELECT randstr(400,400), randstr(400,400), randstr(400,400) FROM t1; |
| 39 INSERT INTO t1 |
| 40 SELECT randstr(400,400), randstr(400,400), randstr(400,400) FROM t1; |
| 41 INSERT INTO t1 |
| 42 SELECT randstr(400,400), randstr(400,400), randstr(400,400) FROM t1; |
| 43 INSERT INTO t1 |
| 44 SELECT randstr(400,400), randstr(400,400), randstr(400,400) FROM t1; |
| 45 INSERT INTO t1 |
| 46 SELECT randstr(400,400), randstr(400,400), randstr(400,400) FROM t1; |
| 47 INSERT INTO t1 |
| 48 SELECT randstr(400,400), randstr(400,400), randstr(400,400) FROM t1; |
| 49 INSERT INTO t1 |
| 50 SELECT randstr(400,400), randstr(400,400), randstr(400,400) FROM t1; |
| 51 } -sqlbody { |
| 52 PRAGMA cache_size = 10; |
| 53 SAVEPOINT one; |
| 54 DELETE FROM t1 WHERE rowid < 5; |
| 55 SAVEPOINT two; |
| 56 DELETE FROM t1 WHERE rowid > 10; |
| 57 ROLLBACK TO two; |
| 58 ROLLBACK TO one; |
| 59 RELEASE one; |
| 60 } |
| 61 |
| 62 do_ioerr_test savepoint3.3 -sqlprep { |
| 63 CREATE TABLE t1(a, b, c); |
| 64 INSERT INTO t1 VALUES(1, randstr(1000,1000), randstr(1000,1000)); |
| 65 INSERT INTO t1 VALUES(2, randstr(1000,1000), randstr(1000,1000)); |
| 66 } -sqlbody { |
| 67 BEGIN; |
| 68 UPDATE t1 SET a = 3 WHERE a = 1; |
| 69 SAVEPOINT one; |
| 70 UPDATE t1 SET a = 4 WHERE a = 2; |
| 71 COMMIT; |
| 72 } -cleanup { |
| 73 db eval { |
| 74 SAVEPOINT one; |
| 75 RELEASE one; |
| 76 } |
| 77 } |
| 78 |
| 79 # The following test does a really big savepoint rollback. One involving |
| 80 # more than 4000 pages. The idea is to get a specific sqlite3BitvecSet() |
| 81 # operation in pagerPlaybackSavepoint() to fail. |
| 82 #do_malloc_test savepoint3-4 -sqlprep { |
| 83 # BEGIN; |
| 84 # CREATE TABLE t1(a, b); |
| 85 # CREATE INDEX i1 ON t1(a); |
| 86 # CREATE INDEX i2 ON t1(b); |
| 87 # INSERT INTO t1 VALUES(randstr(500,500), randstr(500,500)); -- 1 |
| 88 # INSERT INTO t1 VALUES(randstr(500,500), randstr(500,500)); -- 2 |
| 89 # INSERT INTO t1 SELECT randstr(500,500), randstr(500,500) FROM t1; -- 4 |
| 90 # INSERT INTO t1 SELECT randstr(500,500), randstr(500,500) FROM t1; -- 8 |
| 91 # INSERT INTO t1 SELECT randstr(500,500), randstr(500,500) FROM t1; -- 16 |
| 92 # INSERT INTO t1 SELECT randstr(500,500), randstr(500,500) FROM t1; -- 32 |
| 93 # INSERT INTO t1 SELECT randstr(500,500), randstr(500,500) FROM t1; -- 64 |
| 94 # INSERT INTO t1 SELECT randstr(500,500), randstr(500,500) FROM t1; -- 128 |
| 95 # INSERT INTO t1 SELECT randstr(500,500), randstr(500,500) FROM t1; -- 256 |
| 96 # INSERT INTO t1 SELECT randstr(500,500), randstr(500,500) FROM t1; -- 512 |
| 97 # INSERT INTO t1 SELECT randstr(500,500), randstr(500,500) FROM t1; -- 1024 |
| 98 # INSERT INTO t1 SELECT randstr(500,500), randstr(500,500) FROM t1; -- 2048 |
| 99 # COMMIT; |
| 100 # BEGIN; |
| 101 # SAVEPOINT abc; |
| 102 # UPDATE t1 SET a = randstr(500,500); |
| 103 #} -sqlbody { |
| 104 # ROLLBACK TO abc; |
| 105 #} |
| 106 |
| 107 |
| 108 # Cause a specific malloc in savepoint rollback code to fail. |
| 109 # |
| 110 do_malloc_test savepoint3-4 -start 7 -sqlprep { |
| 111 PRAGMA auto_vacuum = incremental; |
| 112 PRAGMA cache_size = 1000; |
| 113 |
| 114 CREATE TABLE t1(a, b); |
| 115 CREATE TABLE t2(a, b); |
| 116 CREATE TABLE t3(a, b); |
| 117 INSERT INTO t1 VALUES(1, randstr(500,500)); |
| 118 INSERT INTO t1 VALUES(2, randstr(500,500)); |
| 119 INSERT INTO t1 VALUES(3, randstr(500,500)); |
| 120 DELETE FROM t1; |
| 121 |
| 122 BEGIN; |
| 123 INSERT INTO t1 VALUES(1, randstr(500,500)); |
| 124 INSERT INTO t1 VALUES(2, randstr(500,500)); |
| 125 INSERT INTO t1 VALUES(3, randstr(500,500)); |
| 126 DROP TABLE t3; -- Page 5 of the database file is now free. |
| 127 DROP TABLE t2; -- Page 4 of the database file is now free. |
| 128 |
| 129 SAVEPOINT abc; |
| 130 PRAGMA incremental_vacuum; |
| 131 } -sqlbody { |
| 132 ROLLBACK TO abc; |
| 133 } |
| 134 |
| 135 |
| 136 finish_test |
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