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 ATTACH statement and 13# specifically out-of-memory conditions within that command. 14# 15# $Id: attachmalloc.test,v 1.10 2008/10/22 10:45:38 danielk1977 Exp $ 16# 17 18set testdir [file dirname $argv0] 19source $testdir/tester.tcl 20 21ifcapable !attach { 22 finish_test 23 return 24} 25 26source $testdir/malloc_common.tcl 27 28do_malloc_test attachmalloc-1 -tclprep { 29 catch { db close } 30 for {set i 2} {$i<=4} {incr i} { 31 catch { db$i close } 32 forcedelete test$i.db 33 forcedelete test$i.db-journal 34 } 35} -tclbody { 36 if {[catch {sqlite3 db test.db}]} { 37 error "out of memory" 38 } 39 sqlite3_db_config_lookaside db 0 0 0 40 sqlite3_extended_result_codes db 1 41} -sqlbody { 42 ATTACH 'test2.db' AS two; 43 CREATE TABLE two.t1(x); 44 ATTACH 'test3.db' AS three; 45 CREATE TABLE three.t1(x); 46 ATTACH 'test4.db' AS four; 47 CREATE TABLE four.t1(x); 48} 49 50do_malloc_test attachmalloc-2 -tclprep { 51 forcedelete test2.db 52 forcedelete test2.db-journal 53 sqlite3 db2 test2.db 54 db2 eval { 55 CREATE TABLE t1(a, b, c); 56 CREATE INDEX i1 ON t1(a, b); 57 } 58 db2 close 59} -sqlbody { 60 CREATE TABLE t1(d, e, f); 61 ATTACH 'test2.db' AS db1; 62} 63 64ifcapable shared_cache { 65 set enable_shared_cache [sqlite3_enable_shared_cache 1] 66 sqlite3 dbaux test3.db 67 dbaux eval {SELECT * FROM sqlite_master} 68 do_malloc_test attachmalloc-3 -sqlbody { 69 SELECT * FROM sqlite_master; 70 ATTACH 'test3.db' AS three; 71 } -cleanup { 72 db eval { DETACH three } 73 } 74 dbaux close 75 sqlite3_enable_shared_cache $enable_shared_cache 76} 77 78finish_test 79