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| 1 # 2010 February 18 | |
| 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 # This file implements regression tests for SQLite library. | |
| 12 # | |
| 13 # This file implements tests to make sure SQLite does not crash or | |
| 14 # segfault if it sees a corrupt database file. It specifcally | |
| 15 # focuses on rowid order corruption. | |
| 16 # | |
| 17 # $Id: corruptE.test,v 1.14 2009/07/11 06:55:34 danielk1977 Exp $ | |
| 18 | |
| 19 set testdir [file dirname $argv0] | |
| 20 source $testdir/tester.tcl | |
| 21 | |
| 22 # Do not use a codec for tests in this file, as the database file is | |
| 23 # manipulated directly using tcl scripts (using the [hexio_write] command). | |
| 24 # | |
| 25 do_not_use_codec | |
| 26 | |
| 27 # These tests deal with corrupt database files | |
| 28 # | |
| 29 database_may_be_corrupt | |
| 30 | |
| 31 # Do not run the tests in this file if ENABLE_OVERSIZE_CELL_CHECK is on. | |
| 32 # | |
| 33 ifcapable oversize_cell_check { | |
| 34 finish_test | |
| 35 return | |
| 36 } | |
| 37 | |
| 38 # Construct a compact, dense database for testing. | |
| 39 # | |
| 40 do_test corruptE-1.1 { | |
| 41 execsql { | |
| 42 PRAGMA auto_vacuum = 0; | |
| 43 PRAGMA legacy_file_format=1; | |
| 44 BEGIN; | |
| 45 CREATE TABLE t1(x,y); | |
| 46 INSERT INTO t1 VALUES(1,1); | |
| 47 INSERT OR IGNORE INTO t1 SELECT x*2,y FROM t1; | |
| 48 INSERT OR IGNORE INTO t1 SELECT x*3,y FROM t1; | |
| 49 INSERT OR IGNORE INTO t1 SELECT x*5,y FROM t1; | |
| 50 INSERT OR IGNORE INTO t1 SELECT x*7,y FROM t1; | |
| 51 INSERT OR IGNORE INTO t1 SELECT x*11,y FROM t1; | |
| 52 INSERT OR IGNORE INTO t1 SELECT x*13,y FROM t1; | |
| 53 INSERT OR IGNORE INTO t1 SELECT x*17,y FROM t1; | |
| 54 INSERT OR IGNORE INTO t1 SELECT x*19,y FROM t1; | |
| 55 CREATE INDEX t1i1 ON t1(x); | |
| 56 CREATE TABLE t2 AS SELECT x,2 as y FROM t1 WHERE rowid%5!=0 ORDER BY rowid; | |
| 57 COMMIT; | |
| 58 } | |
| 59 } {} | |
| 60 | |
| 61 ifcapable {integrityck} { | |
| 62 integrity_check corruptE-1.2 | |
| 63 } | |
| 64 | |
| 65 # Setup for the tests. Make a backup copy of the good database in test.bu. | |
| 66 # | |
| 67 db close | |
| 68 forcecopy test.db test.bu | |
| 69 sqlite3 db test.db | |
| 70 set fsize [file size test.db] | |
| 71 | |
| 72 | |
| 73 do_test corruptE-2.1 { | |
| 74 db close | |
| 75 forcecopy test.bu test.db | |
| 76 | |
| 77 # insert corrupt byte(s) | |
| 78 hexio_write test.db 2041 [format %02x 0x2e] | |
| 79 | |
| 80 sqlite3 db test.db | |
| 81 | |
| 82 set res [ catchsql {PRAGMA integrity_check} ] | |
| 83 set ans [lindex $res 1] | |
| 84 | |
| 85 list [regexp {out of order.*previous was} $ans] \ | |
| 86 [regexp {out of order.*max larger than parent max} $ans] | |
| 87 } {1 1} | |
| 88 | |
| 89 do_test corruptE-2.2 { | |
| 90 db close | |
| 91 forcecopy test.bu test.db | |
| 92 | |
| 93 # insert corrupt byte(s) | |
| 94 hexio_write test.db 2047 [format %02x 0x84] | |
| 95 | |
| 96 sqlite3 db test.db | |
| 97 | |
| 98 set res [ catchsql {PRAGMA integrity_check} ] | |
| 99 set ans [lindex $res 1] | |
| 100 | |
| 101 list [regexp {out of order.*previous was} $ans] \ | |
| 102 [regexp {out of order.*min less than parent min} $ans] | |
| 103 } {1 1} | |
| 104 | |
| 105 do_test corruptE-2.3 { | |
| 106 db close | |
| 107 forcecopy test.bu test.db | |
| 108 | |
| 109 # insert corrupt byte(s) | |
| 110 hexio_write test.db 7420 [format %02x 0xa8] | |
| 111 hexio_write test.db 10459 [format %02x 0x8d] | |
| 112 | |
| 113 sqlite3 db test.db | |
| 114 | |
| 115 set res [ catchsql {PRAGMA integrity_check} ] | |
| 116 set ans [lindex $res 1] | |
| 117 | |
| 118 list [regexp {out of order.*max larger than parent min} $ans] | |
| 119 } {1} | |
| 120 | |
| 121 do_test corruptE-2.4 { | |
| 122 db close | |
| 123 forcecopy test.bu test.db | |
| 124 | |
| 125 # insert corrupt byte(s) | |
| 126 hexio_write test.db 10233 [format %02x 0xd0] | |
| 127 | |
| 128 sqlite3 db test.db | |
| 129 | |
| 130 set res [ catchsql {PRAGMA integrity_check} ] | |
| 131 set ans [lindex $res 1] | |
| 132 | |
| 133 list [regexp {out of order.*min less than parent max} $ans] | |
| 134 } {1} | |
| 135 | |
| 136 | |
| 137 set tests [list {10233 0xd0} \ | |
| 138 {941 0x42} \ | |
| 139 {1028 0x53} \ | |
| 140 {2041 0xd0} \ | |
| 141 {2042 0x1f} \ | |
| 142 {2047 0xaa} \ | |
| 143 {2263 0x29} \ | |
| 144 {2274 0x75} \ | |
| 145 {3267 0xf2} \ | |
| 146 {4104 0x2c} \ | |
| 147 {5113 0x36} \ | |
| 148 {10233 0x84} \ | |
| 149 {10234 0x74} \ | |
| 150 {10239 0x41} \ | |
| 151 {10453 0x11} \ | |
| 152 {11273 0x28} \ | |
| 153 {11455 0x11} \ | |
| 154 {11461 0xe6} \ | |
| 155 {12281 0x99} \ | |
| 156 {12296 0x9e} \ | |
| 157 {12297 0xd7} \ | |
| 158 {13303 0x53} ] | |
| 159 | |
| 160 set tc 1 | |
| 161 foreach test $tests { | |
| 162 do_test corruptE-3.$tc { | |
| 163 db close | |
| 164 forcecopy test.bu test.db | |
| 165 | |
| 166 # insert corrupt byte(s) | |
| 167 hexio_write test.db [lindex $test 0] [format %02x [lindex $test 1]] | |
| 168 | |
| 169 sqlite3 db test.db | |
| 170 | |
| 171 set res [ catchsql {PRAGMA integrity_check} ] | |
| 172 set ans [lindex $res 1] | |
| 173 | |
| 174 list [regexp {out of order} $ans] | |
| 175 } {1} | |
| 176 incr tc 1 | |
| 177 } | |
| 178 | |
| 179 finish_test | |
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