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    1: # 2001 October 12
    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 file is testing for correct handling of I/O errors
   13: # such as writes failing because the disk is full.
   14: # 
   15: # The tests in this file use special facilities that are only
   16: # available in the SQLite test fixture.
   17: #
   18: # $Id: autovacuum_ioerr2.test,v 1.1.1.1 2012/02/21 17:04:16 misho Exp $
   19: 
   20: set testdir [file dirname $argv0]
   21: source $testdir/tester.tcl
   22: 
   23: # If this build of the library does not support auto-vacuum, omit this
   24: # whole file.
   25: ifcapable {!autovacuum} {
   26:   finish_test
   27:   return
   28: }
   29: 
   30: do_ioerr_test autovacuum-ioerr2-1 -sqlprep {
   31:   PRAGMA auto_vacuum = 1;
   32:   CREATE TABLE abc(a);
   33:   INSERT INTO abc VALUES(randstr(1500,1500));
   34: } -sqlbody {
   35:   CREATE TABLE abc2(a);
   36:   BEGIN;
   37:   DELETE FROM abc;
   38:   INSERT INTO abc VALUES(randstr(1500,1500));
   39:   CREATE TABLE abc3(a);
   40:   COMMIT;
   41: }
   42: 
   43: do_ioerr_test autovacuum-ioerr2-2 -tclprep {
   44:   execsql {
   45:     PRAGMA auto_vacuum = 1;
   46:     PRAGMA cache_size = 10;
   47:     BEGIN;
   48:     CREATE TABLE abc(a);
   49:     INSERT INTO abc VALUES(randstr(1100,1100)); -- Page 4 is overflow
   50:     INSERT INTO abc VALUES(randstr(1100,1100)); -- Page 5 is overflow
   51:   }
   52:   for {set i 0} {$i<150} {incr i} {
   53:     execsql {
   54:       INSERT INTO abc VALUES(randstr(100,100)); 
   55:     }
   56:   }
   57:   execsql COMMIT
   58: } -sqlbody {
   59:   BEGIN;
   60:   DELETE FROM abc WHERE length(a)>100;
   61:   UPDATE abc SET a = randstr(90,90);
   62:   CREATE TABLE abc3(a);
   63:   COMMIT;
   64: }
   65: 
   66: do_ioerr_test autovacuum-ioerr2-3 -sqlprep {
   67:   PRAGMA auto_vacuum = 1;
   68:   CREATE TABLE abc(a);
   69:   CREATE TABLE abc2(b);
   70: } -sqlbody {
   71:   BEGIN;
   72:   INSERT INTO abc2 VALUES(10);
   73:   DROP TABLE abc;
   74:   COMMIT;
   75:   DROP TABLE abc2;
   76: }
   77: 
   78: forcedelete backup.db
   79: ifcapable subquery {
   80:   do_ioerr_test autovacuum-ioerr2-4 -tclprep {
   81:     if {![file exists backup.db]} {
   82:       sqlite3 dbb backup.db 
   83:       execsql {
   84:         PRAGMA auto_vacuum = 1;
   85:         BEGIN;
   86:         CREATE TABLE abc(a);
   87:         INSERT INTO abc VALUES(randstr(1100,1100)); -- Page 4 is overflow
   88:         INSERT INTO abc VALUES(randstr(1100,1100)); -- Page 5 is overflow
   89:       } dbb
   90:       for {set i 0} {$i<2500} {incr i} {
   91:         execsql {
   92:           INSERT INTO abc VALUES(randstr(100,100)); 
   93:         } dbb
   94:       }
   95:       execsql {
   96:         COMMIT;
   97:         PRAGMA cache_size = 10;
   98:       } dbb
   99:       dbb close
  100:     }
  101:     db close
  102:     forcedelete test.db
  103:     forcedelete test.db-journal
  104:     forcecopy backup.db test.db
  105:     set ::DB [sqlite3 db test.db]
  106:     execsql {
  107:       PRAGMA cache_size = 10;
  108:     }
  109:   } -sqlbody {
  110:     BEGIN;
  111:     DELETE FROM abc WHERE oid < 3;
  112:     UPDATE abc SET a = randstr(100,100) WHERE oid > 2300;
  113:     UPDATE abc SET a = randstr(1100,1100) WHERE oid = 
  114:         (select max(oid) from abc);
  115:     COMMIT;
  116:   }
  117: }
  118: 
  119: do_ioerr_test autovacuum-ioerr2-1 -sqlprep {
  120:   PRAGMA auto_vacuum = 1;
  121:   CREATE TABLE abc(a);
  122:   INSERT INTO abc VALUES(randstr(1500,1500));
  123: } -sqlbody {
  124:   CREATE TABLE abc2(a);
  125:   BEGIN;
  126:   DELETE FROM abc;
  127:   INSERT INTO abc VALUES(randstr(1500,1500));
  128:   CREATE TABLE abc3(a);
  129:   COMMIT;
  130: }
  131: 
  132: finish_test