| author | sl@SLION-WIN7.fritz.box |
| Fri, 15 Jun 2012 03:10:57 +0200 | |
| changeset 0 | bde4ae8d615e |
| permissions | -rw-r--r-- |
| sl@0 | 1 |
# 2007 June 8 |
| sl@0 | 2 |
# |
| sl@0 | 3 |
# The author disclaims copyright to this source code. In place of |
| sl@0 | 4 |
# a legal notice, here is a blessing: |
| sl@0 | 5 |
# |
| sl@0 | 6 |
# May you do good and not evil. |
| sl@0 | 7 |
# May you find forgiveness for yourself and forgive others. |
| sl@0 | 8 |
# May you share freely, never taking more than you give. |
| sl@0 | 9 |
# |
| sl@0 | 10 |
#*********************************************************************** |
| sl@0 | 11 |
# This file implements regression tests for SQLite library. The |
| sl@0 | 12 |
# focus of this file is testing NULL comparisons in the WHERE clause. |
| sl@0 | 13 |
# See ticket #2404. |
| sl@0 | 14 |
# |
| sl@0 | 15 |
# $Id: where5.test,v 1.2 2007/06/08 08:43:10 drh Exp $ |
| sl@0 | 16 |
|
| sl@0 | 17 |
set testdir [file dirname $argv0] |
| sl@0 | 18 |
source $testdir/tester.tcl |
| sl@0 | 19 |
|
| sl@0 | 20 |
# Build some test data |
| sl@0 | 21 |
# |
| sl@0 | 22 |
do_test where5-1.0 {
|
| sl@0 | 23 |
execsql {
|
| sl@0 | 24 |
CREATE TABLE t1(x TEXT); |
| sl@0 | 25 |
CREATE TABLE t2(x INTEGER); |
| sl@0 | 26 |
CREATE TABLE t3(x INTEGER PRIMARY KEY); |
| sl@0 | 27 |
INSERT INTO t1 VALUES(-1); |
| sl@0 | 28 |
INSERT INTO t1 VALUES(0); |
| sl@0 | 29 |
INSERT INTO t1 VALUES(1); |
| sl@0 | 30 |
INSERT INTO t2 SELECT * FROM t1; |
| sl@0 | 31 |
INSERT INTO t3 SELECT * FROM t2; |
| sl@0 | 32 |
} |
| sl@0 | 33 |
execsql {
|
| sl@0 | 34 |
SELECT * FROM t1 WHERE x<0 |
| sl@0 | 35 |
} |
| sl@0 | 36 |
} {-1}
|
| sl@0 | 37 |
do_test where5-1.1 {
|
| sl@0 | 38 |
execsql {
|
| sl@0 | 39 |
SELECT * FROM t1 WHERE x<=0 |
| sl@0 | 40 |
} |
| sl@0 | 41 |
} {-1 0}
|
| sl@0 | 42 |
do_test where5-1.2 {
|
| sl@0 | 43 |
execsql {
|
| sl@0 | 44 |
SELECT * FROM t1 WHERE x=0 |
| sl@0 | 45 |
} |
| sl@0 | 46 |
} {0}
|
| sl@0 | 47 |
do_test where5-1.3 {
|
| sl@0 | 48 |
execsql {
|
| sl@0 | 49 |
SELECT * FROM t1 WHERE x>=0 |
| sl@0 | 50 |
} |
| sl@0 | 51 |
} {0 1}
|
| sl@0 | 52 |
do_test where5-1.4 {
|
| sl@0 | 53 |
execsql {
|
| sl@0 | 54 |
SELECT * FROM t1 WHERE x>0 |
| sl@0 | 55 |
} |
| sl@0 | 56 |
} {1}
|
| sl@0 | 57 |
do_test where5-1.5 {
|
| sl@0 | 58 |
execsql {
|
| sl@0 | 59 |
SELECT * FROM t1 WHERE x<>0 |
| sl@0 | 60 |
} |
| sl@0 | 61 |
} {-1 1}
|
| sl@0 | 62 |
do_test where5-1.6 {
|
| sl@0 | 63 |
execsql {
|
| sl@0 | 64 |
SELECT * FROM t1 WHERE x<NULL |
| sl@0 | 65 |
} |
| sl@0 | 66 |
} {}
|
| sl@0 | 67 |
do_test where5-1.7 {
|
| sl@0 | 68 |
execsql {
|
| sl@0 | 69 |
SELECT * FROM t1 WHERE x<=NULL |
| sl@0 | 70 |
} |
| sl@0 | 71 |
} {}
|
| sl@0 | 72 |
do_test where5-1.8 {
|
| sl@0 | 73 |
execsql {
|
| sl@0 | 74 |
SELECT * FROM t1 WHERE x=NULL |
| sl@0 | 75 |
} |
| sl@0 | 76 |
} {}
|
| sl@0 | 77 |
do_test where5-1.9 {
|
| sl@0 | 78 |
execsql {
|
| sl@0 | 79 |
SELECT * FROM t1 WHERE x>=NULL |
| sl@0 | 80 |
} |
| sl@0 | 81 |
} {}
|
| sl@0 | 82 |
do_test where5-1.10 {
|
| sl@0 | 83 |
execsql {
|
| sl@0 | 84 |
SELECT * FROM t1 WHERE x>NULL |
| sl@0 | 85 |
} |
| sl@0 | 86 |
} {}
|
| sl@0 | 87 |
do_test where5-1.11 {
|
| sl@0 | 88 |
execsql {
|
| sl@0 | 89 |
SELECT * FROM t1 WHERE x!=NULL |
| sl@0 | 90 |
} |
| sl@0 | 91 |
} {}
|
| sl@0 | 92 |
do_test where5-1.12 {
|
| sl@0 | 93 |
execsql {
|
| sl@0 | 94 |
SELECT * FROM t1 WHERE x IS NULL |
| sl@0 | 95 |
} |
| sl@0 | 96 |
} {}
|
| sl@0 | 97 |
do_test where5-1.13 {
|
| sl@0 | 98 |
execsql {
|
| sl@0 | 99 |
SELECT * FROM t1 WHERE x IS NOT NULL |
| sl@0 | 100 |
} |
| sl@0 | 101 |
} {-1 0 1}
|
| sl@0 | 102 |
|
| sl@0 | 103 |
|
| sl@0 | 104 |
do_test where5-2.0 {
|
| sl@0 | 105 |
execsql {
|
| sl@0 | 106 |
SELECT * FROM t2 WHERE x<0 |
| sl@0 | 107 |
} |
| sl@0 | 108 |
} {-1}
|
| sl@0 | 109 |
do_test where5-2.1 {
|
| sl@0 | 110 |
execsql {
|
| sl@0 | 111 |
SELECT * FROM t2 WHERE x<=0 |
| sl@0 | 112 |
} |
| sl@0 | 113 |
} {-1 0}
|
| sl@0 | 114 |
do_test where5-2.2 {
|
| sl@0 | 115 |
execsql {
|
| sl@0 | 116 |
SELECT * FROM t2 WHERE x=0 |
| sl@0 | 117 |
} |
| sl@0 | 118 |
} {0}
|
| sl@0 | 119 |
do_test where5-2.3 {
|
| sl@0 | 120 |
execsql {
|
| sl@0 | 121 |
SELECT * FROM t2 WHERE x>=0 |
| sl@0 | 122 |
} |
| sl@0 | 123 |
} {0 1}
|
| sl@0 | 124 |
do_test where5-2.4 {
|
| sl@0 | 125 |
execsql {
|
| sl@0 | 126 |
SELECT * FROM t2 WHERE x>0 |
| sl@0 | 127 |
} |
| sl@0 | 128 |
} {1}
|
| sl@0 | 129 |
do_test where5-2.5 {
|
| sl@0 | 130 |
execsql {
|
| sl@0 | 131 |
SELECT * FROM t2 WHERE x<>0 |
| sl@0 | 132 |
} |
| sl@0 | 133 |
} {-1 1}
|
| sl@0 | 134 |
do_test where5-2.6 {
|
| sl@0 | 135 |
execsql {
|
| sl@0 | 136 |
SELECT * FROM t2 WHERE x<NULL |
| sl@0 | 137 |
} |
| sl@0 | 138 |
} {}
|
| sl@0 | 139 |
do_test where5-2.7 {
|
| sl@0 | 140 |
execsql {
|
| sl@0 | 141 |
SELECT * FROM t2 WHERE x<=NULL |
| sl@0 | 142 |
} |
| sl@0 | 143 |
} {}
|
| sl@0 | 144 |
do_test where5-2.8 {
|
| sl@0 | 145 |
execsql {
|
| sl@0 | 146 |
SELECT * FROM t2 WHERE x=NULL |
| sl@0 | 147 |
} |
| sl@0 | 148 |
} {}
|
| sl@0 | 149 |
do_test where5-2.9 {
|
| sl@0 | 150 |
execsql {
|
| sl@0 | 151 |
SELECT * FROM t2 WHERE x>=NULL |
| sl@0 | 152 |
} |
| sl@0 | 153 |
} {}
|
| sl@0 | 154 |
do_test where5-2.10 {
|
| sl@0 | 155 |
execsql {
|
| sl@0 | 156 |
SELECT * FROM t2 WHERE x>NULL |
| sl@0 | 157 |
} |
| sl@0 | 158 |
} {}
|
| sl@0 | 159 |
do_test where5-2.11 {
|
| sl@0 | 160 |
execsql {
|
| sl@0 | 161 |
SELECT * FROM t2 WHERE x!=NULL |
| sl@0 | 162 |
} |
| sl@0 | 163 |
} {}
|
| sl@0 | 164 |
do_test where5-2.12 {
|
| sl@0 | 165 |
execsql {
|
| sl@0 | 166 |
SELECT * FROM t2 WHERE x IS NULL |
| sl@0 | 167 |
} |
| sl@0 | 168 |
} {}
|
| sl@0 | 169 |
do_test where5-2.13 {
|
| sl@0 | 170 |
execsql {
|
| sl@0 | 171 |
SELECT * FROM t2 WHERE x IS NOT NULL |
| sl@0 | 172 |
} |
| sl@0 | 173 |
} {-1 0 1}
|
| sl@0 | 174 |
|
| sl@0 | 175 |
|
| sl@0 | 176 |
do_test where5-3.0 {
|
| sl@0 | 177 |
execsql {
|
| sl@0 | 178 |
SELECT * FROM t3 WHERE x<0 |
| sl@0 | 179 |
} |
| sl@0 | 180 |
} {-1}
|
| sl@0 | 181 |
do_test where5-3.1 {
|
| sl@0 | 182 |
execsql {
|
| sl@0 | 183 |
SELECT * FROM t3 WHERE x<=0 |
| sl@0 | 184 |
} |
| sl@0 | 185 |
} {-1 0}
|
| sl@0 | 186 |
do_test where5-3.2 {
|
| sl@0 | 187 |
execsql {
|
| sl@0 | 188 |
SELECT * FROM t3 WHERE x=0 |
| sl@0 | 189 |
} |
| sl@0 | 190 |
} {0}
|
| sl@0 | 191 |
do_test where5-3.3 {
|
| sl@0 | 192 |
execsql {
|
| sl@0 | 193 |
SELECT * FROM t3 WHERE x>=0 |
| sl@0 | 194 |
} |
| sl@0 | 195 |
} {0 1}
|
| sl@0 | 196 |
do_test where5-3.4 {
|
| sl@0 | 197 |
execsql {
|
| sl@0 | 198 |
SELECT * FROM t3 WHERE x>0 |
| sl@0 | 199 |
} |
| sl@0 | 200 |
} {1}
|
| sl@0 | 201 |
do_test where5-3.5 {
|
| sl@0 | 202 |
execsql {
|
| sl@0 | 203 |
SELECT * FROM t3 WHERE x<>0 |
| sl@0 | 204 |
} |
| sl@0 | 205 |
} {-1 1}
|
| sl@0 | 206 |
do_test where5-3.6 {
|
| sl@0 | 207 |
execsql {
|
| sl@0 | 208 |
SELECT * FROM t3 WHERE x<NULL |
| sl@0 | 209 |
} |
| sl@0 | 210 |
} {}
|
| sl@0 | 211 |
do_test where5-3.7 {
|
| sl@0 | 212 |
execsql {
|
| sl@0 | 213 |
SELECT * FROM t3 WHERE x<=NULL |
| sl@0 | 214 |
} |
| sl@0 | 215 |
} {}
|
| sl@0 | 216 |
do_test where5-3.8 {
|
| sl@0 | 217 |
execsql {
|
| sl@0 | 218 |
SELECT * FROM t3 WHERE x=NULL |
| sl@0 | 219 |
} |
| sl@0 | 220 |
} {}
|
| sl@0 | 221 |
do_test where5-3.9 {
|
| sl@0 | 222 |
execsql {
|
| sl@0 | 223 |
SELECT * FROM t3 WHERE x>=NULL |
| sl@0 | 224 |
} |
| sl@0 | 225 |
} {}
|
| sl@0 | 226 |
do_test where5-3.10 {
|
| sl@0 | 227 |
execsql {
|
| sl@0 | 228 |
SELECT * FROM t3 WHERE x>NULL |
| sl@0 | 229 |
} |
| sl@0 | 230 |
} {}
|
| sl@0 | 231 |
do_test where5-3.11 {
|
| sl@0 | 232 |
execsql {
|
| sl@0 | 233 |
SELECT * FROM t3 WHERE x!=NULL |
| sl@0 | 234 |
} |
| sl@0 | 235 |
} {}
|
| sl@0 | 236 |
do_test where5-3.12 {
|
| sl@0 | 237 |
execsql {
|
| sl@0 | 238 |
SELECT * FROM t3 WHERE x IS NULL |
| sl@0 | 239 |
} |
| sl@0 | 240 |
} {}
|
| sl@0 | 241 |
do_test where5-3.13 {
|
| sl@0 | 242 |
execsql {
|
| sl@0 | 243 |
SELECT * FROM t3 WHERE x IS NOT NULL |
| sl@0 | 244 |
} |
| sl@0 | 245 |
} {-1 0 1}
|
| sl@0 | 246 |
|
| sl@0 | 247 |
do_test where5-4.0 {
|
| sl@0 | 248 |
execsql {
|
| sl@0 | 249 |
SELECT x<NULL FROM t3 |
| sl@0 | 250 |
} |
| sl@0 | 251 |
} {{} {} {}}
|
| sl@0 | 252 |
do_test where5-4.1 {
|
| sl@0 | 253 |
execsql {
|
| sl@0 | 254 |
SELECT x<=NULL FROM t3 |
| sl@0 | 255 |
} |
| sl@0 | 256 |
} {{} {} {}}
|
| sl@0 | 257 |
do_test where5-4.2 {
|
| sl@0 | 258 |
execsql {
|
| sl@0 | 259 |
SELECT x==NULL FROM t3 |
| sl@0 | 260 |
} |
| sl@0 | 261 |
} {{} {} {}}
|
| sl@0 | 262 |
do_test where5-4.3 {
|
| sl@0 | 263 |
execsql {
|
| sl@0 | 264 |
SELECT x>NULL FROM t3 |
| sl@0 | 265 |
} |
| sl@0 | 266 |
} {{} {} {}}
|
| sl@0 | 267 |
do_test where5-4.4 {
|
| sl@0 | 268 |
execsql {
|
| sl@0 | 269 |
SELECT x>=NULL FROM t3 |
| sl@0 | 270 |
} |
| sl@0 | 271 |
} {{} {} {}}
|
| sl@0 | 272 |
do_test where5-4.5 {
|
| sl@0 | 273 |
execsql {
|
| sl@0 | 274 |
SELECT x!=NULL FROM t3 |
| sl@0 | 275 |
} |
| sl@0 | 276 |
} {{} {} {}}
|
| sl@0 | 277 |
do_test where5-4.6 {
|
| sl@0 | 278 |
execsql {
|
| sl@0 | 279 |
SELECT x IS NULL FROM t3 |
| sl@0 | 280 |
} |
| sl@0 | 281 |
} {0 0 0}
|
| sl@0 | 282 |
do_test where5-4.7 {
|
| sl@0 | 283 |
execsql {
|
| sl@0 | 284 |
SELECT x IS NOT NULL FROM t3 |
| sl@0 | 285 |
} |
| sl@0 | 286 |
} {1 1 1}
|
| sl@0 | 287 |
|
| sl@0 | 288 |
finish_test |