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- # 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" || $rc == "SQLITE_IOERR_NOMEM"} {
- error "out of memory"
- }
-
- # Finalize the backup.
- B finish
- } -cleanup {
- catch { B finish }
- catch { db2 close }
- }
- do_malloc_test backup_malloc-2 -tclprep {
- sqlite3 db2 test2.db
- } -tclbody {
- set rc [catch {sqlite3_backup B db2 temp db main}]
- set errcode [sqlite3_errcode db2]
- if {$rc && ($errcode == "SQLITE_NOMEM" || $errcode == "SQLITE_IOERR_NOMEM")} {
- error "out of memory"
- }
- } -cleanup {
- catch { B finish }
- db2 close
- }
- finish_test
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