Return to delete3.test CVS log

Up to [ELWIX - Embedded LightWeight unIX -] / embedaddon / sqlite3 / test

Annotation of embedaddon/sqlite3/test/delete3.test, revision 1.1.1.1

1.1       misho       1: # 2005 August 24
                      2: #
                      3: # The author disclaims copyright to this source code.  In place of
                      4: # a legal notice, here is a blessing:
                      5: #
                      6: #    May you do good and not evil.
                      7: #    May you find forgiveness for yourself and forgive others.
                      8: #    May you share freely, never taking more than you give.
                      9: #
                     10: #***********************************************************************
                     11: # This file implements regression tests for SQLite library.  The
                     12: # focus of this script is a test of the DELETE command where a
                     13: # large number of rows are deleted.
                     14: #
                     15: 
                     16: set testdir [file dirname $argv0]
                     17: source $testdir/tester.tcl
                     18: 
                     19: # Create a table that contains a large number of rows.
                     20: #
                     21: do_test delete3-1.1 {
                     22:   execsql {
                     23:     CREATE TABLE t1(x integer primary key);
                     24:     BEGIN;
                     25:     INSERT INTO t1 VALUES(1);
                     26:     INSERT INTO t1 VALUES(2);
                     27:     INSERT INTO t1 SELECT x+2 FROM t1;
                     28:     INSERT INTO t1 SELECT x+4 FROM t1;
                     29:     INSERT INTO t1 SELECT x+8 FROM t1;
                     30:     INSERT INTO t1 SELECT x+16 FROM t1;
                     31:     INSERT INTO t1 SELECT x+32 FROM t1;
                     32:     INSERT INTO t1 SELECT x+64 FROM t1;
                     33:     INSERT INTO t1 SELECT x+128 FROM t1;
                     34:     INSERT INTO t1 SELECT x+256 FROM t1;
                     35:     INSERT INTO t1 SELECT x+512 FROM t1;
                     36:     INSERT INTO t1 SELECT x+1024 FROM t1;
                     37:     INSERT INTO t1 SELECT x+2048 FROM t1;
                     38:     INSERT INTO t1 SELECT x+4096 FROM t1;
                     39:     INSERT INTO t1 SELECT x+8192 FROM t1;
                     40:     INSERT INTO t1 SELECT x+16384 FROM t1;
                     41:     INSERT INTO t1 SELECT x+32768 FROM t1;
                     42:     INSERT INTO t1 SELECT x+65536 FROM t1;
                     43:     INSERT INTO t1 SELECT x+131072 FROM t1;
                     44:     INSERT INTO t1 SELECT x+262144 FROM t1;
                     45:     COMMIT;
                     46:     SELECT count(*) FROM t1;   
                     47:   }
                     48: } {524288}
                     49: do_test delete3-1.2 {
                     50:   execsql {
                     51:     DELETE FROM t1 WHERE x%2==0;
                     52:     SELECT count(*) FROM t1;
                     53:   }
                     54: } {262144}
                     55: integrity_check delete3-1.3
                     56: 
                     57: finish_test