260 lines
7.0 KiB
Plaintext
260 lines
7.0 KiB
Plaintext
# 2008 May 6
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#
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# The author disclaims copyright to this source code. In place of
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# a legal notice, here is a blessing:
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#
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# May you do good and not evil.
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# May you find forgiveness for yourself and forgive others.
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# May you share freely, never taking more than you give.
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#
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#***********************************************************************
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# This file implements regression tests for SQLite library.
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#
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# This file implements tests to make sure SQLite does not crash or
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# segfault if it sees a corrupt database file. It specifically focuses
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# on corrupt SerialTypeLen values.
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#
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# $Id: corrupt6.test,v 1.2 2008/05/19 15:37:10 shane Exp $
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set testdir [file dirname $argv0]
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source $testdir/tester.tcl
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# This module uses hard-coded offsets which do not work if the reserved_bytes
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# value is nonzero.
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if {[nonzero_reserved_bytes]} {finish_test; return;}
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# These tests deal with corrupt database files
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#
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database_may_be_corrupt
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# We must have the page_size pragma for these tests to work.
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#
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ifcapable !pager_pragmas {
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finish_test
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return
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}
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# Create a simple, small database.
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#
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do_test corrupt6-1.1 {
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execsql {
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PRAGMA auto_vacuum=OFF;
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PRAGMA page_size=1024;
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CREATE TABLE t1(x);
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INSERT INTO t1(x) VALUES('varint32-01234567890123456789012345678901234567890123456789');
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INSERT INTO t1(x) VALUES('varint32-01234567890123456789012345678901234567890123456789');
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}
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file size test.db
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} [expr {1024*2}]
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# Verify that the file format is as we expect. The page size
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# should be 1024 bytes.
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#
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do_test corrupt6-1.2 {
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hexio_get_int [hexio_read test.db 16 2]
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} 1024 ;# The page size is 1024
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do_test corrupt6-1.3 {
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hexio_get_int [hexio_read test.db 20 1]
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} 0 ;# Unused bytes per page is 0
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integrity_check corrupt6-1.4
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# Verify SerialTypeLen for first field of two records as we expect.
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# SerialTypeLen = (len*2+12) = 60*2+12 = 132
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do_test corrupt6-1.5.1 {
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hexio_read test.db 1923 2
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} 8103 ;# First text field size is 81 03 == 131
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do_test corrupt6-1.5.2 {
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hexio_read test.db 1987 2
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} 8103 ;# Second text field size is 81 03 == 131
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# Verify simple query results as expected.
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do_test corrupt6-1.6 {
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db close
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sqlite3 db test.db
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catchsql {
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SELECT substr(x,1,8) FROM t1
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}
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} [list 0 {varint32 varint32} ]
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integrity_check corrupt6-1.7
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# Adjust value of record 1 / field 1 SerialTypeLen and see if the
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# corruption is detected.
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# Increase SerialTypeLen by 2.
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do_test corrupt6-1.8.1 {
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db close
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hexio_write test.db 1923 8105
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sqlite3 db test.db
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catchsql {
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SELECT substr(x,1,8) FROM t1
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}
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} [list 1 {database disk image is malformed}]
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# Adjust value of record 1 / field 1 SerialTypeLen and see if the
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# corruption is detected.
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# Decrease SerialTypeLen by 2.
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do_test corrupt6-1.8.2 {
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db close
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hexio_write test.db 1923 8101
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sqlite3 db test.db
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catchsql {
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SELECT substr(x,1,8) FROM t1
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}
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} [list 1 {database disk image is malformed}]
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# Put value of record 1 / field 1 SerialTypeLen back.
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do_test corrupt6-1.8.3 {
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db close
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hexio_write test.db 1923 8103
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sqlite3 db test.db
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catchsql {
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SELECT substr(x,1,8) FROM t1
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}
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} [list 0 {varint32 varint32} ]
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integrity_check corrupt6-1.8.4
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# Adjust value of record 2 / field 1 SerialTypeLen and see if the
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# corruption is detected.
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# Increase SerialTypeLen by 2.
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do_test corrupt6-1.9.1 {
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db close
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hexio_write test.db 1987 8105
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sqlite3 db test.db
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catchsql {
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SELECT substr(x,1,8) FROM t1
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}
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} [list 1 {database disk image is malformed}]
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# Adjust value of record 2 / field 2 SerialTypeLen and see if the
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# corruption is detected.
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# Decrease SerialTypeLen by 2.
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do_test corrupt6-1.9.2 {
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db close
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hexio_write test.db 1987 8101
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sqlite3 db test.db
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catchsql {
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SELECT substr(x,1,8) FROM t1
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}
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} [list 1 {database disk image is malformed}]
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# Put value of record 1 / field 2 SerialTypeLen back.
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do_test corrupt6-1.9.3 {
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db close
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hexio_write test.db 1987 8103
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sqlite3 db test.db
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catchsql {
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SELECT substr(x,1,8) FROM t1
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}
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} [list 0 {varint32 varint32} ]
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integrity_check corrupt6-1.9.4
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# Adjust value of record 1 / field 1 SerialTypeLen and see if the
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# corruption is detected.
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# Set SerialTypeLen to FF 7F (2 bytes)
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do_test corrupt6-1.10.1 {
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db close
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hexio_write test.db 1923 FF7F
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sqlite3 db test.db
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catchsql {
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SELECT substr(x,1,8) FROM t1
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}
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} [list 1 {database disk image is malformed}]
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# Adjust value of record 1 / field 1 SerialTypeLen and see if the
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# corruption is detected.
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# Set SerialTypeLen to FF FF 7F (3 bytes)
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do_test corrupt6-1.10.2 {
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db close
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hexio_write test.db 1923 FFFF7F
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sqlite3 db test.db
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catchsql {
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SELECT substr(x,1,8) FROM t1
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}
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} [list 1 {database disk image is malformed}]
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# Adjust value of record 1 / field 1 SerialTypeLen and see if the
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# corruption is detected.
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# Set SerialTypeLen to FF FF FF 7F (4 bytes)
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do_test corrupt6-1.10.3 {
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db close
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hexio_write test.db 1923 FFFFFF7F
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sqlite3 db test.db
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catchsql {
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SELECT substr(x,1,8) FROM t1
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}
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} [list 1 {database disk image is malformed}]
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# Adjust value of record 1 / field 1 SerialTypeLen and see if the
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# corruption is detected.
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# Set SerialTypeLen to FF FF FF FF 7F (5 bytes)
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do_test corrupt6-1.10.4 {
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db close
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hexio_write test.db 1923 FFFFFFFF7F
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sqlite3 db test.db
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catchsql {
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SELECT substr(x,1,8) FROM t1
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}
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} [list 1 {database disk image is malformed}]
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# Adjust value of record 1 / field 1 SerialTypeLen and see if the
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# corruption is detected.
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# Set SerialTypeLen to FF FF FF FF FF 7F (6 bytes, and overflows).
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do_test corrupt6-1.10.5 {
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db close
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hexio_write test.db 1923 FFFFFFFFFF7F
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sqlite3 db test.db
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catchsql {
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SELECT substr(x,1,8) FROM t1
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}
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} [list 1 {database disk image is malformed}]
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# Adjust value of record 1 / field 1 SerialTypeLen and see if the
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# corruption is detected.
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# Set SerialTypeLen to FF FF FF FF FF FF 7F (7 bytes, and overflows).
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do_test corrupt6-1.10.6 {
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db close
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hexio_write test.db 1923 FFFFFFFFFFFF7F
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sqlite3 db test.db
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catchsql {
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SELECT substr(x,1,8) FROM t1
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}
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} [list 1 {database disk image is malformed}]
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# Adjust value of record 1 / field 1 SerialTypeLen and see if the
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# corruption is detected.
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# Set SerialTypeLen to FF FF FF FF FF FF FF 7F (8 bytes, and overflows).
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do_test corrupt6-1.10.7 {
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db close
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hexio_write test.db 1923 FFFFFFFFFFFFFF7F
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sqlite3 db test.db
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catchsql {
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SELECT substr(x,1,8) FROM t1
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}
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} [list 1 {database disk image is malformed}]
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# Adjust value of record 1 / field 1 SerialTypeLen and see if the
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# corruption is detected.
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# Set SerialTypeLen to FF FF FF FF FF FF FF FF 7F (9 bytes, and overflows).
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do_test corrupt6-1.10.8 {
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db close
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hexio_write test.db 1923 FFFFFFFFFFFFFFFF7F
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sqlite3 db test.db
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catchsql {
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SELECT substr(x,1,8) FROM t1
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}
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} [list 1 {database disk image is malformed}]
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# Adjust value of record 1 / field 1 SerialTypeLen and see if the
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# corruption is detected.
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# Set SerialTypeLen to FFFF FF FF FF FF FF FF FF 7F (10 bytes, and overflows).
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do_test corrupt6-1.10.9 {
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db close
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hexio_write test.db 1923 FFFFFFFFFFFFFFFFFF7F
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sqlite3 db test.db
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catchsql {
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SELECT substr(x,1,8) FROM t1
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}
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} [list 1 {database disk image is malformed}]
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finish_test
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