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