# 2009 January 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. The # focus of this file is testing the handling of OOM errors by the # sqlite3_backup_XXX APIs. # # $Id: backup_malloc.test,v 1.2 2009/02/04 22:46:47 drh Exp $ set testdir [file dirname $argv0] source $testdir/tester.tcl source $testdir/malloc_common.tcl do_malloc_test backup_malloc-1 -tclprep { execsql { PRAGMA cache_size = 10; BEGIN; CREATE TABLE t1(a, b); INSERT INTO t1 VALUES(1, randstr(1000,1000)); INSERT INTO t1 SELECT a+ 1, randstr(1000,1000) FROM t1; INSERT INTO t1 SELECT a+ 2, randstr(1000,1000) FROM t1; INSERT INTO t1 SELECT a+ 4, randstr(1000,1000) FROM t1; INSERT INTO t1 SELECT a+ 8, randstr(1000,1000) FROM t1; INSERT INTO t1 SELECT a+16, randstr(1000,1000) FROM t1; INSERT INTO t1 SELECT a+32, randstr(1000,1000) FROM t1; INSERT INTO t1 SELECT a+64, randstr(1000,1000) FROM t1; CREATE INDEX i1 ON t1(b); COMMIT; } sqlite3 db2 test2.db execsql { PRAGMA cache_size = 10 } db2 } -tclbody { # Create a backup object. # set rc [catch {sqlite3_backup B db2 main db main}] if {$rc && [sqlite3_errcode db2] == "SQLITE_NOMEM"} { error "out of memory" } # Run the backup process some. # set rc [B step 50] if {$rc == "SQLITE_NOMEM" || $rc == "SQLITE_IOERR_NOMEM"} { error "out of memory" } # Update the database. # execsql { UPDATE t1 SET a = a + 1 } # Finish doing the backup. # set rc [B step 5000] if {$rc == "SQLITE_NOMEM" || $rc == "SQLITE_IOERR_NOMEM"} { error "out of memory" } # Finalize the backup. B finish } -cleanup { catch { B finish } } do_malloc_test backup_malloc-1 -tclprep { sqlite3 db2 test2.db } -tclbody { set rc [catch {sqlite3_backup B db2 temp db main}] set errcode [sqlite3_errcode db2] if {$rc && ($errcode == "SQLITE_NOMEM" || $errcode == "SQLITE_IOERR_NOMEM")} { error "out of memory" } } -cleanup { catch { B finish } db2 close } finish_test