| # 2007 May 1 |
| # |
| # 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. |
| # |
| #*********************************************************************** |
| # |
| # $Id: incrblob_err.test,v 1.14 2008/07/18 17:16:27 drh Exp $ |
| # |
| |
| set testdir [file dirname $argv0] |
| source $testdir/tester.tcl |
| |
| ifcapable {!incrblob || !memdebug || !tclvar} { |
| finish_test |
| return |
| } |
| |
| source $testdir/malloc_common.tcl |
| |
| unset -nocomplain ::fd ::data |
| set ::fd [open [info script]] |
| set ::data [read $::fd] |
| close $::fd |
| |
| do_malloc_test 1 -tclprep { |
| set bytes [file size [info script]] |
| execsql { |
| CREATE TABLE blobs(k, v BLOB); |
| INSERT INTO blobs VALUES(1, zeroblob($::bytes)); |
| } |
| } -tclbody { |
| set ::blob [db incrblob blobs v 1] |
| set rc [catch {puts -nonewline $::blob $::data}] |
| if {$rc} { error "out of memory" } |
| } |
| |
| do_malloc_test 2 -tclprep { |
| execsql { |
| CREATE TABLE blobs(k, v BLOB); |
| INSERT INTO blobs VALUES(1, $::data); |
| } |
| } -tclbody { |
| set ::blob [db incrblob blobs v 1] |
| set rc [catch {set ::r [read $::blob]}] |
| if {$rc} { |
| error "out of memory" |
| } elseif {$::r ne $::data} { |
| error "Bad data read..." |
| } |
| } |
| |
| do_malloc_test 3 -tclprep { |
| execsql { |
| CREATE TABLE blobs(k, v BLOB); |
| INSERT INTO blobs VALUES(1, $::data); |
| } |
| } -tclbody { |
| set ::blob [db incrblob blobs v 1] |
| set rc [catch {set ::r [read $::blob]}] |
| if {$rc} { |
| error "out of memory" |
| } elseif {$::r ne $::data} { |
| error "Bad data read..." |
| } |
| set rc [catch {close $::blob}] |
| if {$rc} { |
| error "out of memory" |
| } |
| } |
| |
| |
| do_ioerr_test incrblob_err-4 -cksum 1 -sqlprep { |
| CREATE TABLE blobs(k, v BLOB); |
| INSERT INTO blobs VALUES(1, $::data); |
| } -tclbody { |
| set ::blob [db incrblob blobs v 1] |
| read $::blob |
| } |
| |
| do_ioerr_test incrblob_err-5 -cksum 1 -sqlprep { |
| CREATE TABLE blobs(k, v BLOB); |
| INSERT INTO blobs VALUES(1, zeroblob(length(CAST($::data AS BLOB)))); |
| } -tclbody { |
| set ::blob [db incrblob blobs v 1] |
| puts -nonewline $::blob $::data |
| close $::blob |
| } |
| |
| do_ioerr_test incrblob_err-6 -cksum 1 -sqlprep { |
| CREATE TABLE blobs(k, v BLOB); |
| INSERT INTO blobs VALUES(1, $::data || $::data || $::data); |
| } -tclbody { |
| set ::blob [db incrblob blobs v 1] |
| seek $::blob -20 end |
| puts -nonewline $::blob "12345678900987654321" |
| close $::blob |
| } |
| |
| do_ioerr_test incrblob_err-7 -cksum 1 -sqlprep { |
| PRAGMA auto_vacuum = 1; |
| CREATE TABLE blobs(k INTEGER PRIMARY KEY, v BLOB); |
| INSERT INTO blobs VALUES(1, zeroblob(500 * 1020)); |
| } -tclbody { |
| # Read some data from the end of the large blob inserted into table |
| # "blobs". This forces the IO error to occur while reading a pointer |
| # map page for the purposes of seeking to the end of the blob. |
| # |
| sqlite3 db2 test.db |
| set ::blob [db2 incrblob blobs v 1] |
| sqlite3_blob_read $::blob [expr 500*1020-20] 20 |
| close $::blob |
| } |
| catch {db2 close} |
| |
| do_ioerr_test incrblob_err-8 -cksum 1 -sqlprep { |
| PRAGMA auto_vacuum = 1; |
| CREATE TABLE blobs(k INTEGER PRIMARY KEY, v BLOB); |
| INSERT INTO blobs VALUES(1, zeroblob(500 * 1020)); |
| } -tclbody { |
| # Read some data from the end of the large blob inserted into table |
| # "blobs". This forces the IO error to occur while reading a pointer |
| # map page for the purposes of seeking to the end of the blob. |
| # |
| sqlite3 db2 test.db |
| set ::blob [db2 incrblob blobs v 1] |
| sqlite3_blob_write $::blob [expr 500*1020-20] 12345678900987654321 |
| close $::blob |
| } |
| |
| catch {db2 close} |
| |
| finish_test |