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