| Index: third_party/sqlite/test/corruptC.test
|
| ===================================================================
|
| --- third_party/sqlite/test/corruptC.test (revision 56608)
|
| +++ third_party/sqlite/test/corruptC.test (working copy)
|
| @@ -1,397 +0,0 @@
|
| -# 2004 August 30
|
| -#
|
| -# 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.
|
| -#
|
| -#***********************************************************************
|
| -# This file implements regression tests for SQLite library.
|
| -#
|
| -# This file implements tests to make sure SQLite does not crash or
|
| -# segfault if it sees a corrupt database file. It creates a base
|
| -# data base file, then tests that single byte corruptions in
|
| -# increasingly larger quantities are handled gracefully.
|
| -#
|
| -# $Id: corruptC.test,v 1.14 2009/07/11 06:55:34 danielk1977 Exp $
|
| -
|
| -catch {file delete -force test.db test.db-journal test.bu}
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| -
|
| -set testdir [file dirname $argv0]
|
| -source $testdir/tester.tcl
|
| -
|
| -# Construct a compact, dense database for testing.
|
| -#
|
| -do_test corruptC-1.1 {
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| - execsql {
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| - PRAGMA auto_vacuum = 0;
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| - PRAGMA legacy_file_format=1;
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| - BEGIN;
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| - CREATE TABLE t1(x,y);
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| - INSERT INTO t1 VALUES(1,1);
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| - INSERT OR IGNORE INTO t1 SELECT x*2,y FROM t1;
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| - INSERT OR IGNORE INTO t1 SELECT x*3,y FROM t1;
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| - INSERT OR IGNORE INTO t1 SELECT x*5,y FROM t1;
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| - INSERT OR IGNORE INTO t1 SELECT x*7,y FROM t1;
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| - INSERT OR IGNORE INTO t1 SELECT x*11,y FROM t1;
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| - INSERT OR IGNORE INTO t1 SELECT x*13,y FROM t1;
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| - CREATE INDEX t1i1 ON t1(x);
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| - CREATE TABLE t2 AS SELECT x,2 as y FROM t1 WHERE rowid%5!=0;
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| - COMMIT;
|
| - }
|
| -} {}
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| -
|
| -ifcapable {integrityck} {
|
| - integrity_check corruptC-1.2
|
| -}
|
| -
|
| -# Generate random integer
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| -#
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| -proc random {range} {
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| - return [expr {round(rand()*$range)}]
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| -}
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| -
|
| -# Copy file $from into $to
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| -#
|
| -proc copy_file {from to} {
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| - file copy -force $from $to
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| -}
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| -
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| -# Setup for the tests. Make a backup copy of the good database in test.bu.
|
| -#
|
| -db close
|
| -copy_file test.db test.bu
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| -sqlite3 db test.db
|
| -set fsize [file size test.db]
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| -
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| -# Set a quasi-random random seed.
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| -if {[info exists SOAKTEST]} {
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| - # If we are doing SOAK tests, we want a different
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| - # random seed for each run. Ideally we would like
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| - # to use [clock clicks] or something like that here.
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| - set qseed [file mtime test.db]
|
| -} else {
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| - # If we are not doing soak tests,
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| - # make it repeatable.
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| - set qseed 0
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| -}
|
| -expr srand($qseed)
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| -
|
| -#
|
| -# First test some specific corruption tests found from earlier runs
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| -# with specific seeds.
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| -#
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| -
|
| -# test that a corrupt content offset size is handled (seed 5577)
|
| -do_test corruptC-2.1 {
|
| - db close
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| - copy_file test.bu test.db
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| -
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| - # insert corrupt byte(s)
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| - hexio_write test.db 2053 [format %02x 0x04]
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| -
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| - sqlite3 db test.db
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| - catchsql {PRAGMA integrity_check}
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| -} {1 {database disk image is malformed}}
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| -
|
| -# test that a corrupt content offset size is handled (seed 5649)
|
| -do_test corruptC-2.2 {
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| - db close
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| - copy_file test.bu test.db
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| -
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| - # insert corrupt byte(s)
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| - hexio_write test.db 27 [format %02x 0x08]
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| - hexio_write test.db 233 [format %02x 0x6a]
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| - hexio_write test.db 328 [format %02x 0x67]
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| - hexio_write test.db 750 [format %02x 0x1f]
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| - hexio_write test.db 1132 [format %02x 0x52]
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| - hexio_write test.db 1133 [format %02x 0x84]
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| - hexio_write test.db 1220 [format %02x 0x01]
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| - hexio_write test.db 3688 [format %02x 0xc1]
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| - hexio_write test.db 3714 [format %02x 0x58]
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| - hexio_write test.db 3746 [format %02x 0x9a]
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| -
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| - sqlite3 db test.db
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| - catchsql {UPDATE t1 SET y=1}
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| -} {1 {database disk image is malformed}}
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| -
|
| -# test that a corrupt free cell size is handled (seed 13329)
|
| -do_test corruptC-2.3 {
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| - db close
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| - copy_file test.bu test.db
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| -
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| - # insert corrupt byte(s)
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| - hexio_write test.db 1094 [format %02x 0x76]
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| -
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| - sqlite3 db test.db
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| - catchsql {UPDATE t1 SET y=1}
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| -} {1 {database disk image is malformed}}
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| -
|
| -# test that a corrupt free cell size is handled (seed 169571)
|
| -do_test corruptC-2.4 {
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| - db close
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| - copy_file test.bu test.db
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| -
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| - # insert corrupt byte(s)
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| - hexio_write test.db 3119 [format %02x 0xdf]
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| -
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| - sqlite3 db test.db
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| - catchsql {UPDATE t2 SET y='abcdef-uvwxyz'}
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| -} {1 {database disk image is malformed}}
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| -
|
| -# test that a corrupt free cell size is handled (seed 169571)
|
| -do_test corruptC-2.5 {
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| - db close
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| - copy_file test.bu test.db
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| -
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| - # insert corrupt byte(s)
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| - hexio_write test.db 3119 [format %02x 0xdf]
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| - hexio_write test.db 4073 [format %02x 0xbf]
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| -
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| - sqlite3 db test.db
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| - catchsql {BEGIN; UPDATE t2 SET y='abcdef-uvwxyz'; ROLLBACK;}
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| - catchsql {PRAGMA integrity_check}
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| -} {0 {{*** in database main ***
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| -Page 4: btreeInitPage() returns error code 11}}}
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| -
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| -# {0 {{*** in database main ***
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| -# Corruption detected in cell 710 on page 4
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| -# Multiple uses for byte 661 of page 4
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| -# Fragmented space is 249 byte reported as 21 on page 4}}}
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| -
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| -# test that a corrupt free cell size is handled (seed 169595)
|
| -do_test corruptC-2.6 {
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| - db close
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| - copy_file test.bu test.db
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| -
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| - # insert corrupt byte(s)
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| - hexio_write test.db 619 [format %02x 0xe2]
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| - hexio_write test.db 3150 [format %02x 0xa8]
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| -
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| - sqlite3 db test.db
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| - catchsql {BEGIN; UPDATE t2 SET y='abcdef-uvwxyz'; ROLLBACK;}
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| -} {1 {database disk image is malformed}}
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| -
|
| -# corruption (seed 178692)
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| -do_test corruptC-2.7 {
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| - db close
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| - copy_file test.bu test.db
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| -
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| - # insert corrupt byte(s)
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| - hexio_write test.db 3074 [format %02x 0xa0]
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| -
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| - sqlite3 db test.db
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| - catchsql {BEGIN; UPDATE t2 SET y='abcdef-uvwxyz'; ROLLBACK;}
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| -} {1 {database disk image is malformed}}
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| -
|
| -# corruption (seed 179069)
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| -do_test corruptC-2.8 {
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| - db close
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| - copy_file test.bu test.db
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| -
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| - # insert corrupt byte(s)
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| - hexio_write test.db 1393 [format %02x 0x7d]
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| - hexio_write test.db 84 [format %02x 0x19]
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| - hexio_write test.db 3287 [format %02x 0x3b]
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| - hexio_write test.db 2564 [format %02x 0xed]
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| - hexio_write test.db 2139 [format %02x 0x55]
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| -
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| - sqlite3 db test.db
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| - catchsql {BEGIN; DELETE FROM t1 WHERE x>13; ROLLBACK;}
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| -} {1 {database disk image is malformed}}
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| -
|
| -# corruption (seed 170434)
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| -do_test corruptC-2.9 {
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| - db close
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| - copy_file test.bu test.db
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| -
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| - # insert corrupt byte(s)
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| - hexio_write test.db 2095 [format %02x 0xd6]
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| -
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| - sqlite3 db test.db
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| - catchsql {BEGIN; DELETE FROM t1 WHERE x>13; ROLLBACK;}
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| -} {1 {database disk image is malformed}}
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| -
|
| -# corruption (seed 186504)
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| -do_test corruptC-2.10 {
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| - db close
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| - copy_file test.bu test.db
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| -
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| - # insert corrupt byte(s)
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| - hexio_write test.db 3130 [format %02x 0x02]
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| -
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| - sqlite3 db test.db
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| - catchsql {BEGIN; UPDATE t2 SET y='abcdef-uvwxyz'; ROLLBACK;}
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| -} {1 {database disk image is malformed}}
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| -
|
| -# corruption (seed 1589)
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| -do_test corruptC-2.11 {
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| - db close
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| - copy_file test.bu test.db
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| -
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| - # insert corrupt byte(s)
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| - hexio_write test.db 55 [format %02x 0xa7]
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| -
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| - sqlite3 db test.db
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| - catchsql {BEGIN; CREATE TABLE t3 AS SELECT x,3 as y FROM t2 WHERE rowid%5!=0; ROLLBACK;}
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| -} {1 {database disk image is malformed}}
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| -
|
| -# corruption (seed 14166)
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| -do_test corruptC-2.12 {
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| - db close
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| - copy_file test.bu test.db
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| -
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| - # insert corrupt byte(s)
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| - hexio_write test.db 974 [format %02x 0x2e]
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| -
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| - sqlite3 db test.db
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| - catchsql {SELECT count(*) FROM sqlite_master;}
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| -} {1 {malformed database schema (t1i1) - corrupt database}}
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| -
|
| -# corruption (seed 218803)
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| -do_test corruptC-2.13 {
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| - db close
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| - copy_file test.bu test.db
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| -
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| - # insert corrupt byte(s)
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| - hexio_write test.db 102 [format %02x 0x12]
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| -
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| - sqlite3 db test.db
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| - catchsql {BEGIN; CREATE TABLE t3 AS SELECT x,3 as y FROM t2 WHERE rowid%5!=0; ROLLBACK;}
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| -} {1 {database disk image is malformed}}
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| -
|
| -do_test corruptC-2.14 {
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| - db close
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| - copy_file test.bu test.db
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| -
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| - sqlite3 db test.db
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| - set blob [string repeat abcdefghij 10000]
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| - execsql { INSERT INTO t1 VALUES (1, $blob) }
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| -
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| - sqlite3 db test.db
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| - set filesize [file size test.db]
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| - hexio_write test.db [expr $filesize-2048] 00000001
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| - catchsql {DELETE FROM t1 WHERE rowid = (SELECT max(rowid) FROM t1)}
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| -} {1 {database disk image is malformed}}
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| -
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| -#
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| -# Now test for a series of quasi-random seeds.
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| -# We loop over the entire file size and touch
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| -# each byte at least once.
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| -for {set tn 0} {$tn<$fsize} {incr tn 1} {
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| -
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| - # setup for test
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| - db close
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| - copy_file test.bu test.db
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| - sqlite3 db test.db
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| -
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| - # Seek to a random location in the file, and write a random single byte
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| - # value. Then do various operations on the file to make sure that
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| - # the database engine can handle the corruption gracefully.
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| - #
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| - set last 0
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| - for {set i 1} {$i<=512 && !$last} {incr i 1} {
|
| -
|
| - db close
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| - if {$i==1} {
|
| - # on the first corrupt value, use location $tn
|
| - # this ensures that we touch each location in the
|
| - # file at least once.
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| - set roffset $tn
|
| - } else {
|
| - # insert random byte at random location
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| - set roffset [random $fsize]
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| - }
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| - set rbyte [format %02x [random 255]]
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| -
|
| - # You can uncomment the following to have it trace
|
| - # exactly how it's corrupting the file. This is
|
| - # useful for generating the "seed specific" tests
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| - # above.
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| - # set rline "$roffset $rbyte"
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| - # puts stdout $rline
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| -
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| - hexio_write test.db $roffset $rbyte
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| - sqlite3 db test.db
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| -
|
| - # do a few random operations to make sure that if
|
| - # they error, they error gracefully instead of crashing.
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| - do_test corruptC-3.$tn.($qseed).$i.1 {
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| - catchsql {SELECT count(*) FROM sqlite_master}
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| - set x {}
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| - } {}
|
| - do_test corruptC-3.$tn.($qseed).$i.2 {
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| - catchsql {SELECT count(*) FROM t1}
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| - set x {}
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| - } {}
|
| - do_test corruptC-3.$tn.($qseed).$i.3 {
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| - catchsql {SELECT count(*) FROM t1 WHERE x>13}
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| - set x {}
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| - } {}
|
| - do_test corruptC-3.$tn.($qseed).$i.4 {
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| - catchsql {SELECT count(*) FROM t2}
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| - set x {}
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| - } {}
|
| - do_test corruptC-3.$tn.($qseed).$i.5 {
|
| - catchsql {SELECT count(*) FROM t2 WHERE x<13}
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| - set x {}
|
| - } {}
|
| - do_test corruptC-3.$tn.($qseed).$i.6 {
|
| - catchsql {BEGIN; UPDATE t1 SET y=1; ROLLBACK;}
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| - set x {}
|
| - } {}
|
| - do_test corruptC-3.$tn.($qseed).$i.7 {
|
| - catchsql {BEGIN; UPDATE t2 SET y='abcdef-uvwxyz'; ROLLBACK;}
|
| - set x {}
|
| - } {}
|
| - do_test corruptC-3.$tn.($qseed).$i.8 {
|
| - catchsql {BEGIN; DELETE FROM t1 WHERE x>13; ROLLBACK;}
|
| - set x {}
|
| - } {}
|
| - do_test corruptC-3.$tn.($qseed).$i.9 {
|
| - catchsql {BEGIN; DELETE FROM t2 WHERE x<13; ROLLBACK;}
|
| - set x {}
|
| - } {}
|
| - do_test corruptC-3.$tn.($qseed).$i.10 {
|
| - catchsql {BEGIN; CREATE TABLE t3 AS SELECT x,3 as y FROM t2 WHERE rowid%5!=0; ROLLBACK;}
|
| - set x {}
|
| - } {}
|
| -
|
| - # check the integrity of the database.
|
| - # once the corruption is detected, we can stop.
|
| - ifcapable {integrityck} {
|
| - set res [ catchsql {PRAGMA integrity_check} ]
|
| - set ans [lindex $res 1]
|
| - if { [ string compare $ans "ok" ] != 0 } {
|
| - set last -1
|
| - }
|
| - }
|
| - # if we are not capable of doing an integrity check,
|
| - # stop after corrupting 5 bytes.
|
| - ifcapable {!integrityck} {
|
| - if { $i > 5 } {
|
| - set last -1
|
| - }
|
| - }
|
| -
|
| - # Check that no page references were leaked.
|
| - # TBD: need to figure out why this doesn't work
|
| - # work with ROLLBACKs...
|
| - if {0} {
|
| - do_test corruptC-3.$tn.($qseed).$i.11 {
|
| - set bt [btree_from_db db]
|
| - db_enter db
|
| - array set stats [btree_pager_stats $bt]
|
| - db_leave db
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| - set stats(ref)
|
| - } {0}
|
| - }
|
| - }
|
| - # end for i
|
| -
|
| -}
|
| -# end for tn
|
| -
|
| -finish_test
|
|
|