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      1 # 2006 February 10
      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.
     12 #
     13 # This file implements tests to verify that ticket #1667 has been
     14 # fixed.  
     15 #
     16 #
     17 # $Id: tkt1667.test,v 1.4 2009/02/05 17:00:54 drh Exp $
     18 
     19 set testdir [file dirname $argv0]
     20 source $testdir/tester.tcl
     21 
     22 ifcapable !autovacuum||!tclvar {
     23   finish_test
     24   return
     25 }
     26 
     27 db close
     28 file delete -force test.db test.db-journal
     29 
     30 # Set the pending byte offset such that the page it is on is
     31 # the first autovacuum pointer map page in the file (assume a page 
     32 # size of 1024).
     33 
     34 set first_ptrmap_page   [expr 1024/5 + 3]
     35 sqlite3_test_control_pending_byte [expr 1024 * ($first_ptrmap_page-1)]
     36 
     37 sqlite3 db test.db
     38 
     39 do_test tkt1667-1 {
     40   execsql {
     41     PRAGMA auto_vacuum = 1;
     42     BEGIN;
     43     CREATE TABLE t1(a, b);
     44   }
     45   for {set i 0} {$i < 500} {incr i} {
     46     execsql {
     47       INSERT INTO t1 VALUES($i, randstr(1000, 2000))
     48     }
     49   }
     50   execsql {
     51     COMMIT;
     52   }
     53 } {}
     54 for {set i 0} {$i < 500} {incr i} {
     55   do_test tkt1667-2.$i.1 {
     56     execsql {
     57       DELETE FROM t1 WHERE a = $i;
     58     }
     59   } {}
     60   integrity_check tkt1667-2.$i.2
     61 }
     62 
     63 do_test tkt1667-3 {
     64   execsql {
     65     BEGIN;
     66   }
     67   for {set i 0} {$i < 500} {incr i} {
     68     execsql {
     69       INSERT INTO t1 VALUES($i, randstr(1000, 2000))
     70     }
     71   }
     72   execsql {
     73     COMMIT;
     74   }
     75 } {}
     76 do_test tkt1667-4.1 {
     77   execsql {
     78     DELETE FROM t1;
     79   }
     80 } {}
     81 integrity_check tkt1667-4.2
     82 
     83 finish_test
     84