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Overview
| Comment: | Rename the experimental todouble() function to toreal(), update comments. |
|---|---|
| Downloads: | Tarball | ZIP archive |
| Timelines: | family | ancestors | descendants | both | toTypeFuncs |
| Files: | files | file ages | folders |
| SHA1: |
12c318ef1b674d1ef347458ce1493988 |
| User & Date: | mistachkin 2013-03-13 06:48:05.170 |
Context
|
2013-03-13
| ||
| 20:52 | Merge updates from trunk. (check-in: d63fa039a0 user: mistachkin tags: toTypeFuncs) | |
| 06:48 | Rename the experimental todouble() function to toreal(), update comments. (check-in: 12c318ef1b user: mistachkin tags: toTypeFuncs) | |
|
2013-03-12
| ||
| 09:07 | Increase strictness of the new experimental functions and add more tests. (check-in: 05c4463ec5 user: mistachkin tags: toTypeFuncs) | |
Changes
Changes to src/func.c.
| ︙ | ︙ | |||
966 967 968 969 970 971 972 | } /* ** EXPERIMENTAL - This is not an official function. The interface may ** change. This function may disappear. Do not write code that depends ** on this function. ** | | | | 966 967 968 969 970 971 972 973 974 975 976 977 978 979 980 981 982 983 984 | } /* ** EXPERIMENTAL - This is not an official function. The interface may ** change. This function may disappear. Do not write code that depends ** on this function. ** ** Implementation of the tointeger() function. This function takes a ** single argument. If the argument is an integer or is a double that ** can be losslessly converted to an integer, the return value is the ** same as the argument. If the argument is a double that cannot be ** losslessly represented as an integer, the return value is NULL. ** If the argument is NULL, the return value is NULL. Otherwise, an ** attempt is made to convert the argument to an integer. If the ** conversion is successful, the integer value is returned; otherwise, ** NULL is returned. */ static void tointegerFunc( sqlite3_context *context, |
| ︙ | ︙ | |||
1031 1032 1033 1034 1035 1036 1037 | } /* ** EXPERIMENTAL - This is not an official function. The interface may ** change. This function may disappear. Do not write code that depends ** on this function. ** | | | | | 1031 1032 1033 1034 1035 1036 1037 1038 1039 1040 1041 1042 1043 1044 1045 1046 1047 1048 1049 1050 1051 1052 1053 1054 1055 1056 |
}
/*
** EXPERIMENTAL - This is not an official function. The interface may
** change. This function may disappear. Do not write code that depends
** on this function.
**
** Implementation of the toreal() function. This function takes a
** single argument. If the argument is a double or is an integer that
** can be losslessly converted to a double, the return value is the
** same as the argument. If the argument is an integer that cannot be
** losslessly represented as a double, the return value is NULL.
** If the argument is NULL, the return value is NULL. Otherwise, an
** attempt is made to convert the argument to a double. If the
** conversion is successful, the double value is returned; otherwise,
** NULL is returned.
*/
#ifndef SQLITE_OMIT_FLOATING_POINT
static void torealFunc(
sqlite3_context *context,
int argc,
sqlite3_value **argv
){
assert( argc==1 );
UNUSED_PARAMETER(argc);
switch( sqlite3_value_type(argv[0]) ){
|
| ︙ | ︙ | |||
1799 1800 1801 1802 1803 1804 1805 |
#ifndef SQLITE_OMIT_COMPILEOPTION_DIAGS
FUNCTION(sqlite_compileoption_used,1, 0, 0, compileoptionusedFunc ),
FUNCTION(sqlite_compileoption_get, 1, 0, 0, compileoptiongetFunc ),
#endif /* SQLITE_OMIT_COMPILEOPTION_DIAGS */
FUNCTION(quote, 1, 0, 0, quoteFunc ),
FUNCTION(tointeger, 1, 0, 0, tointegerFunc ),
#ifndef SQLITE_OMIT_FLOATING_POINT
| | | 1799 1800 1801 1802 1803 1804 1805 1806 1807 1808 1809 1810 1811 1812 1813 |
#ifndef SQLITE_OMIT_COMPILEOPTION_DIAGS
FUNCTION(sqlite_compileoption_used,1, 0, 0, compileoptionusedFunc ),
FUNCTION(sqlite_compileoption_get, 1, 0, 0, compileoptiongetFunc ),
#endif /* SQLITE_OMIT_COMPILEOPTION_DIAGS */
FUNCTION(quote, 1, 0, 0, quoteFunc ),
FUNCTION(tointeger, 1, 0, 0, tointegerFunc ),
#ifndef SQLITE_OMIT_FLOATING_POINT
FUNCTION(toreal, 1, 0, 0, torealFunc ),
#endif
FUNCTION(last_insert_rowid, 0, 0, 0, last_insert_rowid),
FUNCTION(changes, 0, 0, 0, changes ),
FUNCTION(total_changes, 0, 0, 0, total_changes ),
FUNCTION(replace, 3, 0, 0, replaceFunc ),
FUNCTION(zeroblob, 1, 0, 0, zeroblobFunc ),
#ifdef SQLITE_SOUNDEX
|
| ︙ | ︙ |
Changes to test/func4.test.
1 2 3 4 5 6 7 8 9 10 11 | # 2013 March 10 # # The author disclaims copyright to this source code. In place of # a legal notice, here is a blessing: # # May you do good and not evil. # May you find forgiveness for yourself and forgive others. # May you share freely, never taking more than you give. # #*********************************************************************** # This file implements regression tests for SQLite library. The | | | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 |
# 2013 March 10
#
# The author disclaims copyright to this source code. In place of
# a legal notice, here is a blessing:
#
# May you do good and not evil.
# May you find forgiveness for yourself and forgive others.
# May you share freely, never taking more than you give.
#
#***********************************************************************
# This file implements regression tests for SQLite library. The
# focus of this file is testing the tointeger() and toreal()
# functions.
#
set testdir [file dirname $argv0]
source $testdir/tester.tcl
set i 0
do_execsql_test func4-1.[incr i] {
|
| ︙ | ︙ | |||
163 164 165 166 167 168 169 |
do_execsql_test func4-1.[incr i] {
SELECT tointeger(18446744073709551616 + 1);
} {{}}
ifcapable floatingpoint {
set i 0
do_execsql_test func4-2.[incr i] {
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 |
do_execsql_test func4-1.[incr i] {
SELECT tointeger(18446744073709551616 + 1);
} {{}}
ifcapable floatingpoint {
set i 0
do_execsql_test func4-2.[incr i] {
SELECT toreal(NULL);
} {{}}
do_execsql_test func4-2.[incr i] {
SELECT toreal('');
} {{}}
do_execsql_test func4-2.[incr i] {
SELECT toreal(' ');
} {{}}
do_execsql_test func4-2.[incr i] {
SELECT toreal('1234');
} {1234.0}
do_execsql_test func4-2.[incr i] {
SELECT toreal(' 1234');
} {1234.0}
do_execsql_test func4-2.[incr i] {
SELECT toreal('bad');
} {{}}
do_execsql_test func4-2.[incr i] {
SELECT toreal('0xBAD');
} {{}}
do_execsql_test func4-2.[incr i] {
SELECT toreal('123BAD');
} {{}}
do_execsql_test func4-2.[incr i] {
SELECT toreal('0x123BAD');
} {{}}
do_execsql_test func4-2.[incr i] {
SELECT toreal('123NO');
} {{}}
do_execsql_test func4-2.[incr i] {
SELECT toreal('0x123NO');
} {{}}
do_execsql_test func4-2.[incr i] {
SELECT toreal('-0x1');
} {{}}
do_execsql_test func4-2.[incr i] {
SELECT toreal('-0x0');
} {{}}
do_execsql_test func4-2.[incr i] {
SELECT toreal('0x0');
} {{}}
do_execsql_test func4-2.[incr i] {
SELECT toreal('0x1');
} {{}}
do_execsql_test func4-2.[incr i] {
SELECT toreal(-1);
} {-1.0}
do_execsql_test func4-2.[incr i] {
SELECT toreal(-0);
} {0.0}
do_execsql_test func4-2.[incr i] {
SELECT toreal(0);
} {0.0}
do_execsql_test func4-2.[incr i] {
SELECT toreal(1);
} {1.0}
do_execsql_test func4-2.[incr i] {
SELECT toreal(-1.79769313486232e308 - 1);
} {-Inf}
do_execsql_test func4-2.[incr i] {
SELECT toreal(-1.79769313486232e308);
} {-Inf}
do_execsql_test func4-2.[incr i] {
SELECT toreal(-1.79769313486232e308 + 1);
} {-Inf}
do_execsql_test func4-2.[incr i] {
SELECT toreal(-9223372036854775808 - 1);
} {-9.22337203685478e+18}
do_execsql_test func4-2.[incr i] {
SELECT toreal(-9223372036854775808);
} {-9.22337203685478e+18}
do_execsql_test func4-2.[incr i] {
SELECT toreal(-9223372036854775808 + 1);
} {-9.22337203685478e+18}
do_execsql_test func4-2.[incr i] {
SELECT toreal(-2147483648 - 1);
} {-2147483649.0}
do_execsql_test func4-2.[incr i] {
SELECT toreal(-2147483648);
} {-2147483648.0}
do_execsql_test func4-2.[incr i] {
SELECT toreal(-2147483648 + 1);
} {-2147483647.0}
do_execsql_test func4-2.[incr i] {
SELECT toreal(2147483647 - 1);
} {2147483646.0}
do_execsql_test func4-2.[incr i] {
SELECT toreal(2147483647);
} {2147483647.0}
do_execsql_test func4-2.[incr i] {
SELECT toreal(2147483647 + 1);
} {2147483648.0}
do_execsql_test func4-2.[incr i] {
SELECT toreal(9223372036854775807 - 1);
} {9.22337203685478e+18}
do_execsql_test func4-2.[incr i] {
SELECT toreal(9223372036854775807);
} {9.22337203685478e+18}
do_execsql_test func4-2.[incr i] {
SELECT toreal(9223372036854775807 + 1);
} {9.22337203685478e+18}
do_execsql_test func4-2.[incr i] {
SELECT toreal(1.79769313486232e308 - 1);
} {Inf}
do_execsql_test func4-2.[incr i] {
SELECT toreal(1.79769313486232e308);
} {Inf}
do_execsql_test func4-2.[incr i] {
SELECT toreal(1.79769313486232e308 + 1);
} {Inf}
do_execsql_test func4-2.[incr i] {
SELECT toreal(4503599627370496 - 1);
} {4503599627370500.0}
do_execsql_test func4-2.[incr i] {
SELECT toreal(4503599627370496);
} {4503599627370500.0}
do_execsql_test func4-2.[incr i] {
SELECT toreal(4503599627370496 + 1);
} {4503599627370500.0}
do_execsql_test func4-2.[incr i] {
SELECT toreal(9007199254740992 - 1);
} {9007199254740990.0}
do_execsql_test func4-2.[incr i] {
SELECT toreal(9007199254740992);
} {9007199254740990.0}
do_execsql_test func4-2.[incr i] {
SELECT toreal(9007199254740992 + 1);
} {9007199254740990.0}
do_execsql_test func4-2.[incr i] {
SELECT toreal(9223372036854775808 - 1);
} {9.22337203685478e+18}
do_execsql_test func4-2.[incr i] {
SELECT toreal(9223372036854775808);
} {9.22337203685478e+18}
do_execsql_test func4-2.[incr i] {
SELECT toreal(9223372036854775808 + 1);
} {9.22337203685478e+18}
do_execsql_test func4-2.[incr i] {
SELECT toreal(18446744073709551616 - 1);
} {1.84467440737096e+19}
do_execsql_test func4-2.[incr i] {
SELECT toreal(18446744073709551616);
} {1.84467440737096e+19}
do_execsql_test func4-2.[incr i] {
SELECT toreal(18446744073709551616 + 1);
} {1.84467440737096e+19}
}
ifcapable check {
set i 0
do_execsql_test func4-3.[incr i] {
CREATE TABLE t1(
|
| ︙ | ︙ | |||
396 397 398 399 400 401 402 |
SELECT x FROM t1 ORDER BY x;
} {1234 1234}
ifcapable floatingpoint {
set i 0
do_execsql_test func4-4.[incr i] {
CREATE TABLE t2(
| | | 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 |
SELECT x FROM t1 ORDER BY x;
} {1234 1234}
ifcapable floatingpoint {
set i 0
do_execsql_test func4-4.[incr i] {
CREATE TABLE t2(
x REAL CHECK(toreal(x) IS NOT NULL)
);
} {}
do_test func4-4.[incr i] {
catchsql {
INSERT INTO t2 (x) VALUES (NULL);
}
} {1 {constraint failed}}
|
| ︙ | ︙ |