xref: /sqlite-3.40.0/test/expr.test (revision 7c68d60b) 
1# Copyright (c) 1999, 2000 D. Richard Hipp
2#
3# This program is free software; you can redistribute it and/or
4# modify it under the terms of the GNU General Public
5# License as published by the Free Software Foundation; either
6# version 2 of the License, or (at your option) any later version.
7#
8# This program is distributed in the hope that it will be useful,
9# but WITHOUT ANY WARRANTY; without even the implied warranty of
10# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
11# General Public License for more details.
12#
13# You should have received a copy of the GNU General Public
14# License along with this library; if not, write to the
15# Free Software Foundation, Inc., 59 Temple Place - Suite 330,
16# Boston, MA  02111-1307, USA.
17#
18# Author contact information:
19#   [email protected]
20#   http://www.hwaci.com/drh/
21#
22#***********************************************************************
23# This file implements regression tests for SQLite library.  The
24# focus of this file is testing expressions.
25#
26# $Id: expr.test,v 1.9 2000/09/14 01:21:11 drh Exp $
27
28set testdir [file dirname $argv0]
29source $testdir/tester.tcl
30
31# Create a table to work with.
32#
33execsql {CREATE TABLE test1(i1 int, i2 int, r1 real, r2 real, t1 text, t2 text)}
34execsql {INSERT INTO test1 VALUES(1,2,1.1,2.2,'hello','world')}
35proc test_expr {name settings expr result} {
36  do_test $name [format {
37    execsql {UPDATE test1 SET %s}
38    execsql {SELECT %s FROM test1}
39  } $settings $expr] $result
40}
41
42test_expr expr-1.1 {i1=10, i2=20} {i1+i2} 30
43test_expr expr-1.2 {i1=10, i2=20} {i1-i2} -10
44test_expr expr-1.3 {i1=10, i2=20} {i1*i2} 200
45test_expr expr-1.4 {i1=10, i2=20} {i1/i2} 0.5
46test_expr expr-1.5 {i1=10, i2=20} {i2/i1} 2
47test_expr expr-1.6 {i1=10, i2=20} {i2<i1} 0
48test_expr expr-1.7 {i1=10, i2=20} {i2<=i1} 0
49test_expr expr-1.8 {i1=10, i2=20} {i2>i1} 1
50test_expr expr-1.9 {i1=10, i2=20} {i2>=i1} 1
51test_expr expr-1.10 {i1=10, i2=20} {i2!=i1} 1
52test_expr expr-1.11 {i1=10, i2=20} {i2=i1} 0
53test_expr expr-1.12 {i1=10, i2=20} {i2<>i1} 1
54test_expr expr-1.13 {i1=10, i2=20} {i2==i1} 0
55test_expr expr-1.14 {i1=20, i2=20} {i2<i1} 0
56test_expr expr-1.15 {i1=20, i2=20} {i2<=i1} 1
57test_expr expr-1.16 {i1=20, i2=20} {i2>i1} 0
58test_expr expr-1.17 {i1=20, i2=20} {i2>=i1} 1
59test_expr expr-1.18 {i1=20, i2=20} {i2!=i1} 0
60test_expr expr-1.19 {i1=20, i2=20} {i2=i1} 1
61test_expr expr-1.20 {i1=20, i2=20} {i2<>i1} 0
62test_expr expr-1.21 {i1=20, i2=20} {i2==i1} 1
63test_expr expr-1.22 {i1=1, i2=2, r1=3.0} {i1+i2*r1} {7}
64test_expr expr-1.23 {i1=1, i2=2, r1=3.0} {(i1+i2)*r1} {9}
65test_expr expr-1.24 {i1=1, i2=2} {min(i1,i2,i1+i2,i1-i2)} {-1}
66test_expr expr-1.25 {i1=1, i2=2} {max(i1,i2,i1+i2,i1-i2)} {3}
67test_expr expr-1.26 {i1=1, i2=2} {max(i1,i2,i1+i2,i1-i2)} {3}
68test_expr expr-1.27 {i1=1, i2=2} {i1==1 AND i2=2} {1}
69test_expr expr-1.28 {i1=1, i2=2} {i1=2 AND i2=1} {0}
70test_expr expr-1.29 {i1=1, i2=2} {i1=1 AND i2=1} {0}
71test_expr expr-1.30 {i1=1, i2=2} {i1=2 AND i2=2} {0}
72test_expr expr-1.31 {i1=1, i2=2} {i1==1 OR i2=2} {1}
73test_expr expr-1.32 {i1=1, i2=2} {i1=2 OR i2=1} {0}
74test_expr expr-1.33 {i1=1, i2=2} {i1=1 OR i2=1} {1}
75test_expr expr-1.34 {i1=1, i2=2} {i1=2 OR i2=2} {1}
76test_expr expr-1.35 {i1=1, i2=2} {i1-i2=-1} {1}
77test_expr expr-1.36 {i1=1, i2=0} {not i1} {0}
78test_expr expr-1.37 {i1=1, i2=NULL} {not i2} {1}
79
80test_expr expr-2.1 {r1=1.23, r2=2.34} {r1+r2} 3.57
81test_expr expr-2.2 {r1=1.23, r2=2.34} {r1-r2} -1.11
82test_expr expr-2.3 {r1=1.23, r2=2.34} {r1*r2} 2.8782
83test_expr expr-2.4 {r1=1.23, r2=2.34} {r1/r2} 0.525641025641026
84test_expr expr-2.5 {r1=1.23, r2=2.34} {r2/r1} 1.90243902439024
85test_expr expr-2.6 {r1=1.23, r2=2.34} {r2<r1} 0
86test_expr expr-2.7 {r1=1.23, r2=2.34} {r2<=r1} 0
87test_expr expr-2.8 {r1=1.23, r2=2.34} {r2>r1} 1
88test_expr expr-2.9 {r1=1.23, r2=2.34} {r2>=r1} 1
89test_expr expr-2.10 {r1=1.23, r2=2.34} {r2!=r1} 1
90test_expr expr-2.11 {r1=1.23, r2=2.34} {r2=r1} 0
91test_expr expr-2.12 {r1=1.23, r2=2.34} {r2<>r1} 1
92test_expr expr-2.13 {r1=1.23, r2=2.34} {r2==r1} 0
93test_expr expr-2.14 {r1=2.34, r2=2.34} {r2<r1} 0
94test_expr expr-2.15 {r1=2.34, r2=2.34} {r2<=r1} 1
95test_expr expr-2.16 {r1=2.34, r2=2.34} {r2>r1} 0
96test_expr expr-2.17 {r1=2.34, r2=2.34} {r2>=r1} 1
97test_expr expr-2.18 {r1=2.34, r2=2.34} {r2!=r1} 0
98test_expr expr-2.19 {r1=2.34, r2=2.34} {r2=r1} 1
99test_expr expr-2.20 {r1=2.34, r2=2.34} {r2<>r1} 0
100test_expr expr-2.21 {r1=2.34, r2=2.34} {r2==r1} 1
101test_expr expr-2.22 {r1=1.23, r2=2.34} {min(r1,r2,r1+r2,r1-r2)} {-1.11}
102test_expr expr-2.23 {r1=1.23, r2=2.34} {max(r1,r2,r1+r2,r1-r2)} {3.57}
103
104test_expr expr-3.1 {t1='abc', t2='xyz'} {t1<t2} 1
105test_expr expr-3.2 {t1='xyz', t2='abc'} {t1<t2} 0
106test_expr expr-3.3 {t1='abc', t2='abc'} {t1<t2} 0
107test_expr expr-3.4 {t1='abc', t2='xyz'} {t1<=t2} 1
108test_expr expr-3.5 {t1='xyz', t2='abc'} {t1<=t2} 0
109test_expr expr-3.6 {t1='abc', t2='abc'} {t1<=t2} 1
110test_expr expr-3.7 {t1='abc', t2='xyz'} {t1>t2} 0
111test_expr expr-3.8 {t1='xyz', t2='abc'} {t1>t2} 1
112test_expr expr-3.9 {t1='abc', t2='abc'} {t1>t2} 0
113test_expr expr-3.10 {t1='abc', t2='xyz'} {t1>=t2} 0
114test_expr expr-3.11 {t1='xyz', t2='abc'} {t1>=t2} 1
115test_expr expr-3.12 {t1='abc', t2='abc'} {t1>=t2} 1
116test_expr expr-3.13 {t1='abc', t2='xyz'} {t1=t2} 0
117test_expr expr-3.14 {t1='xyz', t2='abc'} {t1=t2} 0
118test_expr expr-3.15 {t1='abc', t2='abc'} {t1=t2} 1
119test_expr expr-3.16 {t1='abc', t2='xyz'} {t1==t2} 0
120test_expr expr-3.17 {t1='xyz', t2='abc'} {t1==t2} 0
121test_expr expr-3.18 {t1='abc', t2='abc'} {t1==t2} 1
122test_expr expr-3.19 {t1='abc', t2='xyz'} {t1<>t2} 1
123test_expr expr-3.20 {t1='xyz', t2='abc'} {t1<>t2} 1
124test_expr expr-3.21 {t1='abc', t2='abc'} {t1<>t2} 0
125test_expr expr-3.22 {t1='abc', t2='xyz'} {t1!=t2} 1
126test_expr expr-3.23 {t1='xyz', t2='abc'} {t1!=t2} 1
127test_expr expr-3.24 {t1='abc', t2='abc'} {t1!=t2} 0
128test_expr expr-3.25 {t1=NULL, t2='hi'} {t1 isnull} 1
129test_expr expr-3.26 {t1=NULL, t2='hi'} {t2 isnull} 0
130test_expr expr-3.27 {t1=NULL, t2='hi'} {t1 notnull} 0
131test_expr expr-3.28 {t1=NULL, t2='hi'} {t2 notnull} 1
132test_expr expr-3.29 {t1='xyz', t2='abc'} {t1||t2} {xyzabc}
133test_expr expr-3.30 {t1=NULL, t2='abc'} {t1||t2} {abc}
134test_expr expr-3.31 {t1='xyz', t2=NULL} {t1||t2} {xyz}
135test_expr expr-3.32 {t1='xyz', t2='abc'} {t1||' hi '||t2} {{xyz hi abc}}
136
137test_expr expr-4.1 {t1='abc', t2='Abc'} {t1<t2} 0
138test_expr expr-4.2 {t1='abc', t2='Abc'} {t1>t2} 1
139test_expr expr-4.3 {t1='abc', t2='Bbc'} {t1<t2} 1
140test_expr expr-4.4 {t1='abc', t2='Bbc'} {t1>t2} 0
141
142test_expr expr-5.1 {t1='abc', t2='xyz'} {t1 LIKE t2} 0
143test_expr expr-5.2 {t1='abc', t2='ABC'} {t1 LIKE t2} 1
144test_expr expr-5.3 {t1='abc', t2='A_C'} {t1 LIKE t2} 1
145test_expr expr-5.4 {t1='abc', t2='abc_'} {t1 LIKE t2} 0
146test_expr expr-5.5 {t1='abc', t2='A%C'} {t1 LIKE t2} 1
147test_expr expr-5.5b {t1='ac', t2='A%C'} {t1 LIKE t2} 1
148test_expr expr-5.6 {t1='abxyzzyc', t2='A%C'} {t1 LIKE t2} 1
149test_expr expr-5.7 {t1='abxyzzy', t2='A%C'} {t1 LIKE t2} 0
150test_expr expr-5.8 {t1='abxyzzycx', t2='A%C'} {t1 LIKE t2} 0
151test_expr expr-5.8b {t1='abxyzzycy', t2='A%CX'} {t1 LIKE t2} 0
152test_expr expr-5.9 {t1='abc', t2='A%_C'} {t1 LIKE t2} 1
153test_expr expr-5.9b {t1='ac', t2='A%_C'} {t1 LIKE t2} 0
154test_expr expr-5.10 {t1='abxyzzyc', t2='A%_C'} {t1 LIKE t2} 1
155test_expr expr-5.11 {t1='abc', t2='xyz'} {t1 NOT LIKE t2} 1
156test_expr expr-5.12 {t1='abc', t2='ABC'} {t1 NOT LIKE t2} 0
157
158test_expr expr-6.1 {t1='abc', t2='xyz'} {t1 GLOB t2} 0
159test_expr expr-6.2 {t1='abc', t2='ABC'} {t1 GLOB t2} 0
160test_expr expr-6.3 {t1='abc', t2='A?C'} {t1 GLOB t2} 0
161test_expr expr-6.4 {t1='abc', t2='a?c'} {t1 GLOB t2} 1
162test_expr expr-6.5 {t1='abc', t2='abc?'} {t1 GLOB t2} 0
163test_expr expr-6.6 {t1='abc', t2='A*C'} {t1 GLOB t2} 0
164test_expr expr-6.7 {t1='abc', t2='a*c'} {t1 GLOB t2} 1
165test_expr expr-6.8 {t1='abxyzzyc', t2='a*c'} {t1 GLOB t2} 1
166test_expr expr-6.9 {t1='abxyzzy', t2='a*c'} {t1 GLOB t2} 0
167test_expr expr-6.10 {t1='abxyzzycx', t2='a*c'} {t1 GLOB t2} 0
168test_expr expr-6.11 {t1='abc', t2='xyz'} {t1 NOT GLOB t2} 1
169test_expr expr-6.12 {t1='abc', t2='abc'} {t1 NOT GLOB t2} 0
170test_expr expr-6.13 {t1='abc', t2='a[bx]c'} {t1 GLOB t2} 1
171test_expr expr-6.14 {t1='abc', t2='a[cx]c'} {t1 GLOB t2} 0
172test_expr expr-6.15 {t1='abc', t2='a[a-d]c'} {t1 GLOB t2} 1
173test_expr expr-6.16 {t1='abc', t2='a[^a-d]c'} {t1 GLOB t2} 0
174test_expr expr-6.17 {t1='abc', t2='a[A-Dc]c'} {t1 GLOB t2} 0
175test_expr expr-6.18 {t1='abc', t2='a[^A-Dc]c'} {t1 GLOB t2} 1
176test_expr expr-6.19 {t1='abc', t2='a[]b]c'} {t1 GLOB t2} 1
177test_expr expr-6.20 {t1='abc', t2='a[^]b]c'} {t1 GLOB t2} 0
178test_expr expr-6.21 {t1='abcdefg', t2='a*[de]g'} {t1 GLOB t2} 0
179test_expr expr-6.22 {t1='abcdefg', t2='a*[^de]g'} {t1 GLOB t2} 1
180test_expr expr-6.23 {t1='abcdefg', t2='a*?g'} {t1 GLOB t2} 1
181test_expr expr-6.24 {t1='ac', t2='a*c'} {t1 GLOB t2} 1
182test_expr expr-6.25 {t1='ac', t2='a*?c'} {t1 GLOB t2} 0
183
184# The sqliteExprIfFalse and sqliteExprIfTrue routines are only
185# executed as part of a WHERE clause.  Create a table suitable
186# for testing these functions.
187#
188execsql {DROP TABLE test1}
189execsql {CREATE TABLE test1(a int, b int);}
190for {set i 1} {$i<=20} {incr i} {
191  execsql "INSERT INTO test1 VALUES($i,[expr {int(pow(2,$i))}])"
192}
193execsql "INSERT INTO test1 VALUES(NULL,0)"
194do_test expr-7.1 {
195  execsql {SELECT * FROM test1 ORDER BY a}
196} {{} 0 1 2 2 4 3 8 4 16 5 32 6 64 7 128 8 256 9 512 10 1024 11 2048 12 4096 13 8192 14 16384 15 32768 16 65536 17 131072 18 262144 19 524288 20 1048576}
197
198proc test_expr2 {name expr result} {
199  do_test $name [format {
200    execsql {SELECT a FROM test1 WHERE %s ORDER BY a}
201  } $expr] $result
202}
203
204test_expr2 expr-7.2  {a<10 AND a>8}                  {9}
205test_expr2 expr-7.3  {a<=10 AND a>=8}                {8 9 10}
206test_expr2 expr-7.4  {a>=8 AND a<=10}                {8 9 10}
207test_expr2 expr-7.5  {a>=20 OR a<=1}                 {{} 1 20}
208test_expr2 expr-7.6  {b!=4 AND a<=3}                 {{} 1 3}
209test_expr2 expr-7.7  {b==8 OR b==16 OR b==32}        {3 4 5}
210test_expr2 expr-7.8  {NOT b<>8 OR b==1024}           {3 10}
211test_expr2 expr-7.9  {b LIKE '10%'}                  {10 20}
212test_expr2 expr-7.10 {b LIKE '_4'}                   {6}
213test_expr2 expr-7.11 {a GLOB '1?'}            {10 11 12 13 14 15 16 17 18 19}
214test_expr2 expr-7.12 {b GLOB '1*4'}                  {10 14}
215test_expr2 expr-7.13 {b GLOB '*1[456]'}              {4}
216test_expr2 expr-7.14 {a ISNULL}                      {{}}
217test_expr2 expr-7.15 {a NOTNULL AND a<3}             {1 2}
218test_expr2 expr-7.16 {a AND a<3}                     {1 2}
219test_expr2 expr-7.17 {NOT a}                         {{}}
220test_expr2 expr-7.18 {a==11 OR (b>1000 AND b<2000)}  {10 11}
221test_expr2 expr-7.19 {a<=1 OR a>=20}                 {{} 1 20}
222test_expr2 expr-7.20 {a<1 OR a>20}                   {{}}
223test_expr2 expr-7.21 {a>19 OR a<1}                   {{} 20}
224test_expr2 expr-7.22 {a!=1 OR a=100} \
225                         {{} 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20}
226test_expr2 expr-7.23 {(a notnull AND a<4) OR a==8}   {1 2 3 8}
227test_expr2 expr-7.24 {a LIKE '2_' OR a==8}           {8 20}
228test_expr2 expr-7.25 {a GLOB '2?' OR a==8}           {8 20}
229test_expr2 expr-7.26 {a isnull OR a=8}               {{} 8}
230test_expr2 expr-7.27 {a notnull OR a=8} \
231                          {1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20}
232
233finish_test
234