xref: /sqlite-3.40.0/test/shared7.test (revision bd41d566) 
1# 2009 April 30
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#
12# Make sure that attaching the same database multiple times in
13# shared cache mode fails.
14#
15# $Id: shared7.test,v 1.1 2009/04/30 13:30:33 drh Exp $
16
17set testdir [file dirname $argv0]
18source $testdir/tester.tcl
19ifcapable !shared_cache { finish_test ; return }
20
21do_test shared7-1.1 {
22  set ::enable_shared_cache [sqlite3_enable_shared_cache 1]
23  sqlite3_enable_shared_cache
24} {1}
25
26# EVIDENCE-OF: R-05098-06501 In shared cache mode, attempting to attach
27# the same database file more than once results in an error.
28#
29do_test shared7-1.2 {
30  db close
31  sqlite3 db test.db
32  db eval {
33    CREATE TABLE t1(x);
34  }
35  catchsql {
36    ATTACH 'test.db' AS err1;
37  }
38} {1 {database is already attached}}
39
40do_test shared7-1.3 {
41  forcedelete test2.db test2.db-journal
42  db eval {
43    ATTACH 'test2.db' AS test2;
44    CREATE TABLE test2.t2(y);
45  }
46  catchsql {
47    ATTACH 'test2.db' AS err2;
48  }
49} {1 {database is already attached}}
50do_test shared7-1.4 {
51  catchsql {
52    ATTACH 'test.db' AS err1;
53  }
54} {1 {database is already attached}}
55
56
57sqlite3_enable_shared_cache $::enable_shared_cache
58finish_test
59