# 2005 August 24## 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 script is a test of the DELETE command where a# large number of rows are deleted.#set testdir [file dirname $argv0]source $testdir/tester.tcl# Create a table that contains a large number of rows.#do_test delete3-1.1 {  execsql {    CREATE TABLE t1(x integer primary key);    BEGIN;    INSERT INTO t1 VALUES(1);    INSERT INTO t1 VALUES(2);    INSERT INTO t1 SELECT x+2 FROM t1;    INSERT INTO t1 SELECT x+4 FROM t1;    INSERT INTO t1 SELECT x+8 FROM t1;    INSERT INTO t1 SELECT x+16 FROM t1;    INSERT INTO t1 SELECT x+32 FROM t1;    INSERT INTO t1 SELECT x+64 FROM t1;    INSERT INTO t1 SELECT x+128 FROM t1;    INSERT INTO t1 SELECT x+256 FROM t1;    INSERT INTO t1 SELECT x+512 FROM t1;    INSERT INTO t1 SELECT x+1024 FROM t1;    INSERT INTO t1 SELECT x+2048 FROM t1;    INSERT INTO t1 SELECT x+4096 FROM t1;    INSERT INTO t1 SELECT x+8192 FROM t1;    INSERT INTO t1 SELECT x+16384 FROM t1;    INSERT INTO t1 SELECT x+32768 FROM t1;    INSERT INTO t1 SELECT x+65536 FROM t1;    INSERT INTO t1 SELECT x+131072 FROM t1;    INSERT INTO t1 SELECT x+262144 FROM t1;    COMMIT;    SELECT count(*) FROM t1;	  }} {524288}do_test delete3-1.2 {  execsql {    DELETE FROM t1 WHERE x%2==0;    SELECT count(*) FROM t1;  }} {262144}integrity_check delete3-1.3finish_test