xref: /sqlite-3.40.0/ext/session/session4.test (revision dfe4e6bb) 
1# 2011 March 25
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 the session module.
12#
13
14if {![info exists testdir]} {
15  set testdir [file join [file dirname [info script]] .. .. test]
16}
17source [file join [file dirname [info script]] session_common.tcl]
18source $testdir/tester.tcl
19ifcapable !session {finish_test; return}
20
21set testprefix session4
22
23do_test 1.0 {
24  execsql {
25    CREATE TABLE x(a, b, c, d, e, PRIMARY KEY(c, e));
26    INSERT INTO x VALUES(65.21, X'28B0', 16.35, NULL, 'doers');
27    INSERT INTO x VALUES(NULL, 78.49, 2, X'60', -66);
28    INSERT INTO x VALUES('cathedral', NULL, 35, NULL, X'B220937E80A2D8');
29    INSERT INTO x VALUES(NULL, 'masking', -91.37, NULL, X'596D');
30    INSERT INTO x VALUES(19, 'domains', 'espouse', -94, 'throw');
31  }
32
33  sqlite3session S db main
34  set changeset [changeset_from_sql {
35    DELETE FROM x WHERE e = -66;
36    UPDATE x SET a = 'parameterizable', b = 31.8 WHERE c = 35;
37    INSERT INTO x VALUES(-75.61, -17, 16.85, NULL, X'D73DB02678');
38  }]
39  set {} {}
40} {}
41
42
43# This currently causes crashes. sqlite3changeset_invert() does not handle
44# corrupt changesets well.
45if 0 {
46  do_test 1.1 {
47    for {set i 0} {$i < [string length $changeset]} {incr i} {
48      set before [string range $changeset 0 [expr $i-1]]
49      set after  [string range $changeset [expr $i+1] end]
50      for {set j 10} {$j < 260} {incr j} {
51        set x [binary format "a*ca*" $before $j $after]
52        catch { sqlite3changeset_invert $x }
53      }
54    }
55  } {}
56}
57
58do_test 1.2 {
59  set x [binary format "ca*" 0 [string range $changeset 1 end]]
60  list [catch { sqlite3changeset_invert $x } msg] $msg
61} {1 SQLITE_CORRUPT}
62
63do_test 1.3 {
64  set x [binary format "ca*" 0 [string range $changeset 1 end]]
65  list [catch { sqlite3changeset_apply db $x xConflict } msg] $msg
66} {1 SQLITE_CORRUPT}
67
68finish_test
69