xref: /sqlite-3.40.0/test/sync.test (revision 74217cc0) 
1# 2005 August 28
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.
12#
13# This file implements tests to verify that fsync is disabled when
14# pragma synchronous=off even for multi-database commits.
15#
16# $Id: sync.test,v 1.1 2005/08/27 16:36:49 drh Exp $
17
18set testdir [file dirname $argv0]
19source $testdir/tester.tcl
20
21#
22# These tests are only applicable on unix when pager pragma are
23# enabled.
24#
25if {$::tcl_platform(platform)!="unix"} {
26  finish_test
27}
28ifcapable !pager_pragmas {
29  finish_test
30}
31
32do_test sync-1.1 {
33  set sqlite_sync_count 0
34  file delete -force test2.db
35  file delete -force test2.db-journal
36  execsql {
37    CREATE TABLE t1(a,b);
38    ATTACH DATABASE 'test2.db' AS db2;
39    CREATE TABLE db2.t2(x,y);
40  }
41  set sqlite_sync_count
42} 8
43do_test sync-1.2 {
44  set sqlite_sync_count 0
45  execsql {
46    PRAGMA main.synchronous=on;
47    PRAGMA db2.synchronous=on;
48    BEGIN;
49    INSERT INTO t1 VALUES(1,2);
50    INSERT INTO t2 VALUES(3,4);
51    COMMIT;
52  }
53  set sqlite_sync_count
54} 8
55do_test sync-1.3 {
56  set sqlite_sync_count 0
57  execsql {
58    PRAGMA main.synchronous=full;
59    PRAGMA db2.synchronous=full;
60    BEGIN;
61    INSERT INTO t1 VALUES(3,4);
62    INSERT INTO t2 VALUES(5,6);
63    COMMIT;
64  }
65  set sqlite_sync_count
66} 10
67do_test sync-1.4 {
68  set sqlite_sync_count 0
69  execsql {
70    PRAGMA main.synchronous=off;
71    PRAGMA db2.synchronous=off;
72    BEGIN;
73    INSERT INTO t1 VALUES(5,6);
74    INSERT INTO t2 VALUES(7,8);
75    COMMIT;
76  }
77  set sqlite_sync_count
78} 0
79
80
81finish_test
82