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sqlite3

    1: # 2005 September 19
    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 testing the ALTER TABLE statement and
   13: # specifically out-of-memory conditions within that command.
   14: #
   15: # $Id: altermalloc.test,v 1.1.1.1 2012/02/21 17:04:16 misho Exp $
   16: #
   17: 
   18: set testdir [file dirname $argv0]
   19: source $testdir/tester.tcl
   20: 
   21: # If SQLITE_OMIT_ALTERTABLE is defined, omit this file.
   22: ifcapable !altertable||!memdebug {
   23:   finish_test
   24:   return
   25: }
   26: 
   27: source $testdir/malloc_common.tcl
   28: 
   29: do_malloc_test altermalloc-1 -tclprep {
   30:   db close
   31: } -tclbody {
   32:   if {[catch {sqlite3 db test.db}]} {
   33:     error "out of memory"
   34:   }
   35:   sqlite3_db_config_lookaside db 0 0 0
   36:   sqlite3_extended_result_codes db 1
   37: } -sqlbody {
   38:   CREATE TABLE t1(a int);
   39:   ALTER TABLE t1 ADD COLUMN b INTEGER DEFAULT NULL;
   40:   ALTER TABLE t1 ADD COLUMN c TEXT DEFAULT 'default-text';
   41:   ALTER TABLE t1 RENAME TO t2;
   42:   ALTER TABLE t2 ADD COLUMN d BLOB DEFAULT X'ABCD';
   43: }
   44: 
   45: # Test malloc() failure on an ALTER TABLE on a virtual table.
   46: #
   47: ifcapable vtab {
   48:   do_malloc_test altermalloc-vtab -tclprep {
   49:     sqlite3 db2 test.db 
   50:     sqlite3_db_config_lookaside db2 0 0 0
   51:     sqlite3_extended_result_codes db2 1
   52:     register_echo_module [sqlite3_connection_pointer db2]
   53:     db2 eval {
   54:       CREATE TABLE t1(a, b VARCHAR, c INTEGER);
   55:       CREATE VIRTUAL TABLE t1echo USING echo(t1);
   56:     }
   57:     db2 close
   58: 
   59:     register_echo_module [sqlite3_connection_pointer db]
   60:   } -tclbody {
   61:     set rc [catch {db eval { ALTER TABLE t1echo RENAME TO t1_echo }} msg]
   62:     if {$msg eq "vtable constructor failed: t1echo"} {
   63:       set msg "out of memory"
   64:     }
   65:     if {$rc} {
   66:       error $msg
   67:     }
   68:   }
   69: }
   70: 
   71: finish_test