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Overview
Comment: | Add extra crash test cases that stress the savepoint mechanism to savepoint4.test. Currently, these tests are causing database corruption which (obviously) needs to be fixed. (CVS 6044) |
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Downloads: | Tarball | ZIP archive |
Timelines: | family | ancestors | descendants | both | trunk |
Files: | files | file ages | folders |
SHA1: |
e06a968aa5b17ce12ea179b36a99ad74 |
User & Date: | danielk1977 2008-12-19 18:45:53.000 |
Context
2008-12-20
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02:06 | Enhanced analysis of OR terms in a WHERE clause. Another step toward being able to use indices with OR-connected WHERE clause terms. (CVS 6045) (check-in: c3f7aa019c user: drh tags: trunk) | |
2008-12-19
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18:45 | Add extra crash test cases that stress the savepoint mechanism to savepoint4.test. Currently, these tests are causing database corruption which (obviously) needs to be fixed. (CVS 6044) (check-in: e06a968aa5 user: danielk1977 tags: trunk) | |
16:31 | Add some crash-tests for savepoint. Fix a bug revealed by these tests. (CVS 6043) (check-in: 6f36c16678 user: danielk1977 tags: trunk) | |
Changes
Changes to test/savepoint4.test.
1 2 3 4 5 6 7 8 9 10 11 | # 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. # #*********************************************************************** # | | | > > | | | | | | | | | | | | | | | | | | | | > > | | | | > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 | # 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: savepoint4.test,v 1.2 2008/12/19 18:45:53 danielk1977 Exp $ set testdir [file dirname $argv0] source $testdir/tester.tcl proc signature {} { return [db eval {SELECT count(*), md5sum(x) FROM t1}] } set ITERATIONS 3 expr srand(0) do_test savepoint4-1 { execsql { PRAGMA cache_size=10; BEGIN; CREATE TABLE t1(x TEXT); INSERT INTO t1 VALUES(randstr(10,400)); INSERT INTO t1 VALUES(randstr(10,400)); INSERT INTO t1 SELECT randstr(10,400) FROM t1; INSERT INTO t1 SELECT randstr(10,400) FROM t1; INSERT INTO t1 SELECT randstr(10,400) FROM t1; INSERT INTO t1 SELECT randstr(10,400) FROM t1; INSERT INTO t1 SELECT randstr(10,400) FROM t1; INSERT INTO t1 SELECT randstr(10,400) FROM t1; INSERT INTO t1 SELECT randstr(10,400) FROM t1; INSERT INTO t1 SELECT randstr(10,400) FROM t1; INSERT INTO t1 SELECT randstr(10,400) FROM t1; COMMIT; SELECT count(*) FROM t1; } } {1024} unset -nocomplain ::sig for {set ii 1} {$ii<=$ITERATIONS} {incr ii} { set ::sig [signature] for {set iDelay 1 ; set crashed 1} {$crashed} {incr iDelay} { do_test savepoint4-1.$ii.1.$iDelay { set ret [crashsql -delay $iDelay -file test.db-journal { PRAGMA cache_size = 20; SAVEPOINT one; DELETE FROM t1 WHERE random()%2==0; SAVEPOINT two; INSERT INTO t1 SELECT randstr(10,10)||x FROM t1; ROLLBACK TO two; UPDATE t1 SET x = randstr(10, 400) WHERE random()%10; RELEASE two; ROLLBACK TO one; RELEASE one; }] signature } $::sig set crashed [lindex $ret 0] integrity_check savepoint4-1.$ii.1.$iDelay.integrity } do_test savepoint4-1.$ii.2 { execsql { DELETE FROM t1 WHERE random()%10==0; INSERT INTO t1 SELECT randstr(10,10)||x FROM t1 WHERE random()%9==0; } } {} } do_test savepoint4-2 { execsql { PRAGMA cache_size=10; DROP TABLE IF EXISTS t1; BEGIN; CREATE TABLE t1(x TEXT); CREATE INDEX i1 ON t1(x); INSERT INTO t1 VALUES(randstr(10,400)); INSERT INTO t1 VALUES(randstr(10,400)); INSERT INTO t1 SELECT randstr(10,400) FROM t1; INSERT INTO t1 SELECT randstr(10,400) FROM t1; INSERT INTO t1 SELECT randstr(10,400) FROM t1; INSERT INTO t1 SELECT randstr(10,400) FROM t1; INSERT INTO t1 SELECT randstr(10,400) FROM t1; INSERT INTO t1 SELECT randstr(10,400) FROM t1; INSERT INTO t1 SELECT randstr(10,400) FROM t1; COMMIT; SELECT count(*) FROM t1; } } {256} for {set ii 1} {$ii<=$ITERATIONS} {incr ii} { set ::sig [signature] set file test.db-journal for {set iDelay 1 ; set crashed 1} {$crashed} {incr iDelay} { do_test savepoint4-2.$ii.1.$iDelay { set ret [crashsql -delay $iDelay -file $file { SAVEPOINT one; INSERT INTO t1 SELECT * FROM t1 WHERE rowid<50; ROLLBACK TO one; INSERT INTO t1 SELECT * FROM t1 WHERE rowid<50; SAVEPOINT two; DELETE FROM t1 WHERE (random()%10)==0; SAVEPOINT three; DELETE FROM t1 WHERE (random()%10)==0; SAVEPOINT four; DELETE FROM t1 WHERE (random()%10)==0; RELEASE two; SAVEPOINT three; UPDATE t1 SET x = x||x WHERE (rowid%12)==0; SAVEPOINT four; UPDATE t1 SET x = x||x WHERE (rowid%14)==0; ROLLBACK TO three; UPDATE t1 SET x = x||x WHERE (rowid%13)==0; RELEASE three; DELETE FROM t1 WHERE rowid > (SELECT rowid FROM t1 LIMIT 1 OFFSET 256); RELEASE one; }] set crashed [lindex $ret 0] if {$crashed} { signature } else { set ::sig } } $::sig integrity_check savepoint4-2.$ii.1.$iDelay.integrity if {$crashed == 0 && $file == "test.db-journal"} { set crashed 1 set iDelay 0 set file test.db set ::sig [signature] } } do_test savepoint4-2.$ii.2 { execsql { DELETE FROM t1 WHERE random()%10==0; INSERT INTO t1 SELECT randstr(10,10)||x FROM t1 WHERE random()%9==0; } } {} } finish_test |