xref: /sqlite-3.40.0/test/misc3.test (revision 202b2df7) 
1# 2003 December 17
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 for miscellanous features that were
14# left out of other test files.
15#
16# $Id: misc3.test,v 1.3 2004/01/06 01:13:47 drh Exp $
17
18set testdir [file dirname $argv0]
19source $testdir/tester.tcl
20
21# Ticket #529.  Make sure an ABORT does not damage the in-memory cache
22# that will be used by subsequent statements in the same transaction.
23#
24do_test misc3-1.1 {
25  execsql {
26    CREATE TABLE t1(a UNIQUE,b);
27    INSERT INTO t1
28      VALUES(1,'a23456789_b23456789_c23456789_d23456789_e23456789_');
29    UPDATE t1 SET b=b||b;
30    UPDATE t1 SET b=b||b;
31    UPDATE t1 SET b=b||b;
32    UPDATE t1 SET b=b||b;
33    UPDATE t1 SET b=b||b;
34    INSERT INTO t1 VALUES(2,'x');
35    UPDATE t1 SET b=substr(b,1,500);
36    BEGIN;
37  }
38  catchsql {UPDATE t1 SET a=CASE a WHEN 2 THEN 1 ELSE a END, b='y';}
39  execsql {
40    CREATE TABLE t2(x,y);
41    COMMIT;
42    PRAGMA integrity_check;
43  }
44} ok
45do_test misc3-1.2 {
46  execsql {
47    DROP TABLE t1;
48    DROP TABLE t2;
49    VACUUM;
50    CREATE TABLE t1(a UNIQUE,b);
51    INSERT INTO t1
52       VALUES(1,'a23456789_b23456789_c23456789_d23456789_e23456789_');
53    INSERT INTO t1 SELECT a+1, b||b FROM t1;
54    INSERT INTO t1 SELECT a+2, b||b FROM t1;
55    INSERT INTO t1 SELECT a+4, b FROM t1;
56    INSERT INTO t1 SELECT a+8, b FROM t1;
57    INSERT INTO t1 SELECT a+16, b FROM t1;
58    INSERT INTO t1 SELECT a+32, b FROM t1;
59    INSERT INTO t1 SELECT a+64, b FROM t1;
60
61    BEGIN;
62  }
63  catchsql {UPDATE t1 SET a=CASE a WHEN 128 THEN 127 ELSE a END, b='';}
64  execsql {
65    INSERT INTO t1 VALUES(200,'hello out there');
66    COMMIT;
67    PRAGMA integrity_check;
68  }
69} ok
70
71# Tests of the sqliteAtoF() function in util.c
72#
73do_test misc3-2.1 {
74  execsql {SELECT 2e-25*0.5e25}
75} 1
76do_test misc3-2.2 {
77  execsql {SELECT 2.0e-25*000000.500000000000000000000000000000e+00025}
78} 1
79do_test misc3-2.3 {
80  execsql {SELECT 000000000002e-0000000025*0.5e25}
81} 1
82do_test misc3-2.4 {
83  execsql {SELECT 2e-25*0.5e250}
84} 1e+225
85do_test misc3-2.5 {
86  execsql {SELECT 2.0e-250*0.5e25}
87} 1e-225
88do_test misc3-2.6 {
89  execsql {SELECT '-2.0e-127' * '-0.5e27'}
90} 1e-100
91do_test misc3-2.7 {
92  execsql {SELECT '+2.0e-127' * '-0.5e27'}
93} -1e-100
94do_test misc3-2.8 {
95  execsql {SELECT 2.0e-27 * '+0.5e+127'}
96} 1e+100
97do_test misc3-2.9 {
98  execsql {SELECT 2.0e-27 * '+0.000005e+132'}
99} 1e+100
100
101# Ticket #522.  Make sure integer overflow is handled properly in
102# indices.
103#
104do_test misc3-3.1 {
105  execsql {PRAGMA integrity_check}
106} ok
107do_test misc3-3.2 {
108  execsql {
109    CREATE TABLE t2(a INT UNIQUE);
110    PRAGMA integrity_check;
111  }
112} ok
113do_test misc3-3.3 {
114  execsql {
115    INSERT INTO t2 VALUES(2147483648);
116    PRAGMA integrity_check;
117  }
118} ok
119do_test misc3-3.4 {
120  execsql {
121    INSERT INTO t2 VALUES(-2147483649);
122    PRAGMA integrity_check;
123  }
124} ok
125
126finish_test
127