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Fix for sqlite3_blob_write(): If either 3rd or 4th argument is less than zero, return SQLITE_ERROR. H17879. (CVS 5762)

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FossilOrigin-Name: f6074c0b9b5ba51d131509dba2aec80d0fcf3b7e
This commit is contained in:
danielk1977
2008-10-02 14:49:01 +00:00
parent 25ef8f1c2c
commit a8b3018da4
5 changed files with 61 additions and 29 deletions
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34
test/incrblob.test
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@ -9,7 +9,7 @@
#
#***********************************************************************
#
# $Id: incrblob.test,v 1.21 2008/09/11 11:28:00 danielk1977 Exp $
# $Id: incrblob.test,v 1.22 2008/10/02 14:49:02 danielk1977 Exp $
#
set testdir [file dirname $argv0]
@ -618,4 +618,36 @@ do_test incrblob-7.6 {
sqlite3_errmsg db
} {attempt to write a readonly database}
# Test that if either the "offset" or "amount" arguments to
# sqlite3_blob_write() are less than zero, SQLITE_ERROR is returned.
#
do_test incrblob-8.1 {
execsql { INSERT INTO t1 VALUES(314159, 'sqlite') }
set ::b [db incrblob t1 b 314159]
fconfigure $::b -translation binary
set rc [catch {sqlite3_blob_write $::b 10 HELLO -1} msg]
lappend rc $msg
} {1 SQLITE_ERROR}
do_test incrblob-8.2 {
sqlite3_errcode db
} {SQLITE_ERROR}
do_test incrblob-8.3 {
set rc [catch {sqlite3_blob_write $::b -1 HELLO 5} msg]
lappend rc $msg
} {1 SQLITE_ERROR}
do_test incrblob-8.4 {
sqlite3_errcode db
} {SQLITE_ERROR}
do_test incrblob-8.5 {
execsql {SELECT b FROM t1 WHERE a = 314159}
} {sqlite}
do_test incrblob-8.6 {
set rc [catch {sqlite3_blob_write $::b 0 etilqs 6} msg]
lappend rc $msg
} {0 {}}
do_test incrblob-8.7 {
execsql {SELECT b FROM t1 WHERE a = 314159}
} {etilqs}
finish_test