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Fix a problem in backup.c causing OsTruncate() to be called with an argument larger than the current file-size. (CVS 6271)

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FossilOrigin-Name: b34bde80c7e2028baf7ba2ff26e587a63a170f3d
This commit is contained in:
danielk1977
2009-02-09 18:55:45 +00:00
parent 08c6d4468c
commit 3d0cbc3362
4 changed files with 46 additions and 23 deletions
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22
test/backup.test
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@ -11,7 +11,7 @@
# This file implements regression tests for SQLite library. The
# focus of this file is testing the sqlite3_backup_XXX API.
#
# $Id: backup.test,v 1.4 2009/02/06 05:59:45 danielk1977 Exp $
# $Id: backup.test,v 1.5 2009/02/09 18:55:46 danielk1977 Exp $
set testdir [file dirname $argv0]
source $testdir/tester.tcl
@ -263,7 +263,7 @@ foreach nPagePerStep {1 200} {
# * Target database page-size is smaller than the source.
#
set iTest 1
foreach nSrcRow {10 100} {
foreach nSrcPg {10 64 65 66 100} {
foreach nDestRow {10 100} {
foreach nDestPgsz {512 1024 2048 4096} {
@ -274,18 +274,24 @@ foreach nDestPgsz {512 1024 2048 4096} {
# Set up the content of the two databases.
#
foreach {db nRow} [list db $nSrcRow db2 $nDestRow] {
execsql { PRAGMA page_size = 1024 }
execsql "PRAGMA page_size = $nDestPgsz" db2
foreach db {db db2} {
execsql {
BEGIN;
CREATE TABLE t1(a, b);
CREATE INDEX i1 ON t1(a, b);
COMMIT;
} $db
for {set ii 0} {$ii < $nSrcRow} {incr ii} {
execsql { INSERT INTO t1 VALUES($ii, randstr(1000,1000)) } $db
}
execsql COMMIT $db
}
while {[file size test.db]/1024 < $nSrcPg} {
execsql { INSERT INTO t1 VALUES($ii, randstr(200,200)) }
}
for {set ii 0} {$ii < $nDestRow} {incr ii} {
execsql { INSERT INTO t1 VALUES($ii, randstr(1000,1000)) } db2
}
# Backup the source database.
do_test backup-3.$iTest.1 {
sqlite3_backup B db main db2 main