sl@0: # 2005 September 19
sl@0: #
sl@0: # The author disclaims copyright to this source code.  In place of
sl@0: # a legal notice, here is a blessing:
sl@0: #
sl@0: #    May you do good and not evil.
sl@0: #    May you find forgiveness for yourself and forgive others.
sl@0: #    May you share freely, never taking more than you give.
sl@0: #
sl@0: #*************************************************************************
sl@0: # This file implements regression tests for SQLite library.  The
sl@0: # focus of this script is testing the ALTER TABLE statement and
sl@0: # specifically out-of-memory conditions within that command.
sl@0: #
sl@0: # $Id: altermalloc.test,v 1.9 2008/08/04 20:13:27 drh Exp $
sl@0: #
sl@0: 
sl@0: set testdir [file dirname $argv0]
sl@0: source $testdir/tester.tcl
sl@0: 
sl@0: # If SQLITE_OMIT_ALTERTABLE is defined, omit this file.
sl@0: ifcapable !altertable||!memdebug {
sl@0:   finish_test
sl@0:   return
sl@0: }
sl@0: 
sl@0: source $testdir/malloc_common.tcl
sl@0: 
sl@0: do_malloc_test altermalloc-1 -tclprep {
sl@0:   db close
sl@0: } -tclbody {
sl@0:   if {[catch {sqlite3 db test.db}]} {
sl@0:     error "out of memory"
sl@0:   }
sl@0:   sqlite3_db_config_lookaside db 0 0 0
sl@0:   sqlite3_extended_result_codes db 1
sl@0: } -sqlbody {
sl@0:   CREATE TABLE t1(a int);
sl@0:   ALTER TABLE t1 ADD COLUMN b INTEGER DEFAULT NULL;
sl@0:   ALTER TABLE t1 ADD COLUMN c TEXT DEFAULT 'default-text';
sl@0:   ALTER TABLE t1 RENAME TO t2;
sl@0: }
sl@0: 
sl@0: # Test malloc() failure on an ALTER TABLE on a virtual table.
sl@0: #
sl@0: ifcapable vtab {
sl@0:   do_malloc_test altermalloc-vtab -tclprep {
sl@0:     sqlite3 db2 test.db 
sl@0:     sqlite3_db_config_lookaside db2 0 0 0
sl@0:     sqlite3_extended_result_codes db2 1
sl@0:     register_echo_module [sqlite3_connection_pointer db2]
sl@0:     db2 eval {
sl@0:       CREATE TABLE t1(a, b VARCHAR, c INTEGER);
sl@0:       CREATE VIRTUAL TABLE t1echo USING echo(t1);
sl@0:     }
sl@0:     db2 close
sl@0: 
sl@0:     register_echo_module [sqlite3_connection_pointer db]
sl@0:   } -tclbody {
sl@0:     set rc [catch {db eval { ALTER TABLE t1echo RENAME TO t1_echo }} msg]
sl@0:     if {$msg eq "vtable constructor failed: t1echo"} {
sl@0:       set msg "out of memory"
sl@0:     }
sl@0:     if {$rc} {
sl@0:       error $msg
sl@0:     }
sl@0:   }
sl@0: }
sl@0: 
sl@0: finish_test