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| 1 # 2008 May 6 | |
| 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 specifically focuses | |
| 15 # on corrupt SerialTypeLen values. | |
| 16 # | |
| 17 # $Id: corrupt6.test,v 1.2 2008/05/19 15:37:10 shane Exp $ | |
| 18 | |
| 19 set testdir [file dirname $argv0] | |
| 20 source $testdir/tester.tcl | |
| 21 | |
| 22 # We must have the page_size pragma for these tests to work. | |
| 23 # | |
| 24 ifcapable !pager_pragmas { | |
| 25 finish_test | |
| 26 return | |
| 27 } | |
| 28 | |
| 29 # Create a simple, small database. | |
| 30 # | |
| 31 do_test corrupt6-1.1 { | |
| 32 execsql { | |
| 33 PRAGMA auto_vacuum=OFF; | |
| 34 PRAGMA page_size=1024; | |
| 35 CREATE TABLE t1(x); | |
| 36 INSERT INTO t1(x) VALUES('varint32-01234567890123456789012345678901234567890
123456789'); | |
| 37 INSERT INTO t1(x) VALUES('varint32-01234567890123456789012345678901234567890
123456789'); | |
| 38 } | |
| 39 file size test.db | |
| 40 } [expr {1024*2}] | |
| 41 | |
| 42 # Verify that the file format is as we expect. The page size | |
| 43 # should be 1024 bytes. | |
| 44 # | |
| 45 do_test corrupt6-1.2 { | |
| 46 hexio_get_int [hexio_read test.db 16 2] | |
| 47 } 1024 ;# The page size is 1024 | |
| 48 do_test corrupt6-1.3 { | |
| 49 hexio_get_int [hexio_read test.db 20 1] | |
| 50 } 0 ;# Unused bytes per page is 0 | |
| 51 | |
| 52 integrity_check corrupt6-1.4 | |
| 53 | |
| 54 # Verify SerialTypeLen for first field of two records as we expect. | |
| 55 # SerialTypeLen = (len*2+12) = 60*2+12 = 132 | |
| 56 do_test corrupt6-1.5.1 { | |
| 57 hexio_read test.db 1923 2 | |
| 58 } 8103 ;# First text field size is 81 03 == 131 | |
| 59 do_test corrupt6-1.5.2 { | |
| 60 hexio_read test.db 1987 2 | |
| 61 } 8103 ;# Second text field size is 81 03 == 131 | |
| 62 | |
| 63 # Verify simple query results as expected. | |
| 64 do_test corrupt6-1.6 { | |
| 65 db close | |
| 66 sqlite3 db test.db | |
| 67 catchsql { | |
| 68 SELECT substr(x,1,8) FROM t1 | |
| 69 } | |
| 70 } [list 0 {varint32 varint32} ] | |
| 71 integrity_check corrupt6-1.7 | |
| 72 | |
| 73 # Adjust value of record 1 / field 1 SerialTypeLen and see if the | |
| 74 # corruption is detected. | |
| 75 # Increase SerialTypeLen by 2. | |
| 76 do_test corrupt6-1.8.1 { | |
| 77 db close | |
| 78 hexio_write test.db 1923 8105 | |
| 79 sqlite3 db test.db | |
| 80 catchsql { | |
| 81 SELECT substr(x,1,8) FROM t1 | |
| 82 } | |
| 83 } [list 1 {database disk image is malformed}] | |
| 84 | |
| 85 # Adjust value of record 1 / field 1 SerialTypeLen and see if the | |
| 86 # corruption is detected. | |
| 87 # Decrease SerialTypeLen by 2. | |
| 88 do_test corrupt6-1.8.2 { | |
| 89 db close | |
| 90 hexio_write test.db 1923 8101 | |
| 91 sqlite3 db test.db | |
| 92 catchsql { | |
| 93 SELECT substr(x,1,8) FROM t1 | |
| 94 } | |
| 95 } [list 1 {database disk image is malformed}] | |
| 96 | |
| 97 # Put value of record 1 / field 1 SerialTypeLen back. | |
| 98 do_test corrupt6-1.8.3 { | |
| 99 db close | |
| 100 hexio_write test.db 1923 8103 | |
| 101 sqlite3 db test.db | |
| 102 catchsql { | |
| 103 SELECT substr(x,1,8) FROM t1 | |
| 104 } | |
| 105 } [list 0 {varint32 varint32} ] | |
| 106 integrity_check corrupt6-1.8.4 | |
| 107 | |
| 108 # Adjust value of record 2 / field 1 SerialTypeLen and see if the | |
| 109 # corruption is detected. | |
| 110 # Increase SerialTypeLen by 2. | |
| 111 do_test corrupt6-1.9.1 { | |
| 112 db close | |
| 113 hexio_write test.db 1987 8105 | |
| 114 sqlite3 db test.db | |
| 115 catchsql { | |
| 116 SELECT substr(x,1,8) FROM t1 | |
| 117 } | |
| 118 } [list 1 {database disk image is malformed}] | |
| 119 | |
| 120 # Adjust value of record 2 / field 2 SerialTypeLen and see if the | |
| 121 # corruption is detected. | |
| 122 # Decrease SerialTypeLen by 2. | |
| 123 do_test corrupt6-1.9.2 { | |
| 124 db close | |
| 125 hexio_write test.db 1987 8101 | |
| 126 sqlite3 db test.db | |
| 127 catchsql { | |
| 128 SELECT substr(x,1,8) FROM t1 | |
| 129 } | |
| 130 } [list 1 {database disk image is malformed}] | |
| 131 | |
| 132 # Put value of record 1 / field 2 SerialTypeLen back. | |
| 133 do_test corrupt6-1.9.3 { | |
| 134 db close | |
| 135 hexio_write test.db 1987 8103 | |
| 136 sqlite3 db test.db | |
| 137 catchsql { | |
| 138 SELECT substr(x,1,8) FROM t1 | |
| 139 } | |
| 140 } [list 0 {varint32 varint32} ] | |
| 141 integrity_check corrupt6-1.9.4 | |
| 142 | |
| 143 # Adjust value of record 1 / field 1 SerialTypeLen and see if the | |
| 144 # corruption is detected. | |
| 145 # Set SerialTypeLen to FF 7F (2 bytes) | |
| 146 do_test corrupt6-1.10.1 { | |
| 147 db close | |
| 148 hexio_write test.db 1923 FF7F | |
| 149 sqlite3 db test.db | |
| 150 catchsql { | |
| 151 SELECT substr(x,1,8) FROM t1 | |
| 152 } | |
| 153 } [list 1 {database disk image is malformed}] | |
| 154 | |
| 155 # Adjust value of record 1 / field 1 SerialTypeLen and see if the | |
| 156 # corruption is detected. | |
| 157 # Set SerialTypeLen to FF FF 7F (3 bytes) | |
| 158 do_test corrupt6-1.10.2 { | |
| 159 db close | |
| 160 hexio_write test.db 1923 FFFF7F | |
| 161 sqlite3 db test.db | |
| 162 catchsql { | |
| 163 SELECT substr(x,1,8) FROM t1 | |
| 164 } | |
| 165 } [list 1 {database disk image is malformed}] | |
| 166 | |
| 167 # Adjust value of record 1 / field 1 SerialTypeLen and see if the | |
| 168 # corruption is detected. | |
| 169 # Set SerialTypeLen to FF FF FF 7F (4 bytes) | |
| 170 do_test corrupt6-1.10.3 { | |
| 171 db close | |
| 172 hexio_write test.db 1923 FFFFFF7F | |
| 173 sqlite3 db test.db | |
| 174 catchsql { | |
| 175 SELECT substr(x,1,8) FROM t1 | |
| 176 } | |
| 177 } [list 1 {database disk image is malformed}] | |
| 178 | |
| 179 # Adjust value of record 1 / field 1 SerialTypeLen and see if the | |
| 180 # corruption is detected. | |
| 181 # Set SerialTypeLen to FF FF FF FF 7F (5 bytes) | |
| 182 do_test corrupt6-1.10.4 { | |
| 183 db close | |
| 184 hexio_write test.db 1923 FFFFFFFF7F | |
| 185 sqlite3 db test.db | |
| 186 catchsql { | |
| 187 SELECT substr(x,1,8) FROM t1 | |
| 188 } | |
| 189 } [list 1 {database disk image is malformed}] | |
| 190 | |
| 191 # Adjust value of record 1 / field 1 SerialTypeLen and see if the | |
| 192 # corruption is detected. | |
| 193 # Set SerialTypeLen to FF FF FF FF FF 7F (6 bytes, and overflows). | |
| 194 do_test corrupt6-1.10.5 { | |
| 195 db close | |
| 196 hexio_write test.db 1923 FFFFFFFFFF7F | |
| 197 sqlite3 db test.db | |
| 198 catchsql { | |
| 199 SELECT substr(x,1,8) FROM t1 | |
| 200 } | |
| 201 } [list 1 {database disk image is malformed}] | |
| 202 | |
| 203 # Adjust value of record 1 / field 1 SerialTypeLen and see if the | |
| 204 # corruption is detected. | |
| 205 # Set SerialTypeLen to FF FF FF FF FF FF 7F (7 bytes, and overflows). | |
| 206 do_test corrupt6-1.10.6 { | |
| 207 db close | |
| 208 hexio_write test.db 1923 FFFFFFFFFFFF7F | |
| 209 sqlite3 db test.db | |
| 210 catchsql { | |
| 211 SELECT substr(x,1,8) FROM t1 | |
| 212 } | |
| 213 } [list 1 {database disk image is malformed}] | |
| 214 | |
| 215 # Adjust value of record 1 / field 1 SerialTypeLen and see if the | |
| 216 # corruption is detected. | |
| 217 # Set SerialTypeLen to FF FF FF FF FF FF FF 7F (8 bytes, and overflows). | |
| 218 do_test corrupt6-1.10.7 { | |
| 219 db close | |
| 220 hexio_write test.db 1923 FFFFFFFFFFFFFF7F | |
| 221 sqlite3 db test.db | |
| 222 catchsql { | |
| 223 SELECT substr(x,1,8) FROM t1 | |
| 224 } | |
| 225 } [list 1 {database disk image is malformed}] | |
| 226 | |
| 227 # Adjust value of record 1 / field 1 SerialTypeLen and see if the | |
| 228 # corruption is detected. | |
| 229 # Set SerialTypeLen to FF FF FF FF FF FF FF FF 7F (9 bytes, and overflows). | |
| 230 do_test corrupt6-1.10.8 { | |
| 231 db close | |
| 232 hexio_write test.db 1923 FFFFFFFFFFFFFFFF7F | |
| 233 sqlite3 db test.db | |
| 234 catchsql { | |
| 235 SELECT substr(x,1,8) FROM t1 | |
| 236 } | |
| 237 } [list 1 {database disk image is malformed}] | |
| 238 | |
| 239 # Adjust value of record 1 / field 1 SerialTypeLen and see if the | |
| 240 # corruption is detected. | |
| 241 # Set SerialTypeLen to FFFF FF FF FF FF FF FF FF 7F (10 bytes, and overflows). | |
| 242 do_test corrupt6-1.10.9 { | |
| 243 db close | |
| 244 hexio_write test.db 1923 FFFFFFFFFFFFFFFFFF7F | |
| 245 sqlite3 db test.db | |
| 246 catchsql { | |
| 247 SELECT substr(x,1,8) FROM t1 | |
| 248 } | |
| 249 } [list 1 {database disk image is malformed}] | |
| 250 | |
| 251 finish_test | |
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