000001 # 2003 October 31
000002 #
000003 # The author disclaims copyright to this source code. In place of
000004 # a legal notice, here is a blessing:
000005 #
000006 # May you do good and not evil.
000007 # May you find forgiveness for yourself and forgive others.
000008 # May you share freely, never taking more than you give.
000009 #
000010 #***********************************************************************
000011 # This file implements regression tests for SQLite library. The
000012 # focus of this file is testing date and time functions.
000013 #
000014 # $Id: date.test,v 1.34 2009/04/16 12:58:03 drh Exp $
000015
000016 set testdir [file dirname $argv0]
000017 source $testdir/tester.tcl
000018
000019 # Do not use a codec for tests in this file, as the database file is
000020 # manipulated directly using tcl scripts (using the [hexio_write] command).
000021 #
000022 do_not_use_codec
000023
000024 # Skip this whole file if date and time functions are omitted
000025 # at compile-time
000026 #
000027 ifcapable {!datetime} {
000028 finish_test
000029 return
000030 }
000031
000032 proc datetest {tnum expr result} {
000033 do_test date-$tnum [subst {
000034 execsql "SELECT coalesce($expr,'NULL')"
000035 }] [list $result]
000036 }
000037 set tcl_precision 15
000038 datetest 1.1 julianday('2000-01-01') 2451544.5
000039 datetest 1.2 julianday('1970-01-01') 2440587.5
000040 datetest 1.3 julianday('1910-04-20') 2418781.5
000041 datetest 1.4 julianday('1986-02-09') 2446470.5
000042 datetest 1.5 julianday('12:00:00') 2451545.0
000043 datetest 1.6 {julianday('2000-01-01 12:00:00')} 2451545.0
000044 datetest 1.7 {julianday('2000-01-01 12:00')} 2451545.0
000045 datetest 1.8 julianday('bogus') NULL
000046 datetest 1.9 julianday('1999-12-31') 2451543.5
000047 datetest 1.10 julianday('1999-12-32') NULL
000048 datetest 1.11 julianday('1999-13-01') NULL
000049 datetest 1.12 julianday('2003-02-31') 2452701.5
000050 datetest 1.13 julianday('2003-03-03') 2452701.5
000051 datetest 1.14 julianday('+2000-01-01') NULL
000052 datetest 1.15 julianday('200-01-01') NULL
000053 datetest 1.16 julianday('2000-1-01') NULL
000054 datetest 1.17 julianday('2000-01-1') NULL
000055 datetest 1.18.1 {julianday('2000-01-01 12:00:00')} 2451545.0
000056 datetest 1.18.2 {julianday('2000-01-01T12:00:00')} 2451545.0
000057 datetest 1.18.3 {julianday('2000-01-01 T12:00:00')} 2451545.0
000058 datetest 1.18.4 {julianday('2000-01-01T 12:00:00')} 2451545.0
000059 datetest 1.18.4 {julianday('2000-01-01 T 12:00:00')} 2451545.0
000060 datetest 1.19 {julianday('2000-01-01 12:00:00.1')} 2451545.00000116
000061 datetest 1.20 {julianday('2000-01-01 12:00:00.01')} 2451545.00000012
000062 datetest 1.21 {julianday('2000-01-01 12:00:00.001')} 2451545.00000001
000063 datetest 1.22 {julianday('2000-01-01 12:00:00.')} NULL
000064 datetest 1.23 julianday(12345.6) 12345.6
000065 datetest 1.23b julianday(1721059.5) 1721059.5
000066 datetest 1.24 {julianday('2001-01-01 12:00:00 bogus')} NULL
000067 datetest 1.25 {julianday('2001-01-01 bogus')} NULL
000068 datetest 1.26 {julianday('2001-01-01 12:60:00')} NULL
000069 datetest 1.27 {julianday('2001-01-01 12:59:60')} NULL
000070 datetest 1.28 {julianday('2001-00-01')} NULL
000071 datetest 1.29 {julianday('2001-01-00')} NULL
000072
000073 datetest 2.1 datetime(0,'unixepoch') {1970-01-01 00:00:00}
000074 datetest 2.1b datetime(0,'unixepoc') NULL
000075 datetest 2.1c datetime(0,'unixepochx') NULL
000076 datetest 2.1d datetime('2003-10-22','unixepoch') NULL
000077 datetest 2.2 datetime(946684800,'unixepoch') {2000-01-01 00:00:00}
000078 datetest 2.2b datetime('946684800','unixepoch') {2000-01-01 00:00:00}
000079 for {set i 0} {$i<1000} {incr i} {
000080 set sql [format {strftime('%%H:%%M:%%f',1237962480.%03d,'unixepoch')} $i]
000081 set res [format {06:28:00.%03d} $i]
000082 datetest 2.2c-$i $sql $res
000083 }
000084 datetest 2.3 {date('2003-10-22','weekday 0')} 2003-10-26
000085 datetest 2.4 {date('2003-10-22','weekday 1')} 2003-10-27
000086 datetest 2.4a {date('2003-10-22','weekday 1')} 2003-10-27
000087 datetest 2.4b {date('2003-10-22','weekday 1x')} NULL
000088 datetest 2.4c {date('2003-10-22','weekday -1')} NULL
000089 datetest 2.4d {date('2003-10-22','weakday 1x')} NULL
000090 datetest 2.4e {date('2003-10-22','weekday ')} NULL
000091 datetest 2.5 {date('2003-10-22','weekday 2')} 2003-10-28
000092 datetest 2.6 {date('2003-10-22','weekday 3')} 2003-10-22
000093 datetest 2.7 {date('2003-10-22','weekday 4')} 2003-10-23
000094 datetest 2.8 {date('2003-10-22','weekday 5')} 2003-10-24
000095 datetest 2.9 {date('2003-10-22','weekday 6')} 2003-10-25
000096 datetest 2.10 {date('2003-10-22','weekday 7')} NULL
000097 datetest 2.11 {date('2003-10-22','weekday 5.5')} NULL
000098 datetest 2.12 {datetime('2003-10-22 12:34','weekday 0')} {2003-10-26 12:34:00}
000099 datetest 2.13 {datetime('2003-10-22 12:34','start of month')} \
000100 {2003-10-01 00:00:00}
000101 datetest 2.14 {datetime('2003-10-22 12:34','start of year')} \
000102 {2003-01-01 00:00:00}
000103 datetest 2.15 {datetime('2003-10-22 12:34','start of day')} \
000104 {2003-10-22 00:00:00}
000105 datetest 2.15a {datetime('2003-10-22 12:34','start of')} NULL
000106 datetest 2.15b {datetime('2003-10-22 12:34','start of bogus')} NULL
000107 datetest 2.16 time('12:34:56.43') 12:34:56
000108 datetest 2.17 {datetime('2003-10-22 12:34','1 day')} {2003-10-23 12:34:00}
000109 datetest 2.18 {datetime('2003-10-22 12:34','+1 day')} {2003-10-23 12:34:00}
000110 datetest 2.19 {datetime('2003-10-22 12:34','+1.25 day')} {2003-10-23 18:34:00}
000111 datetest 2.20 {datetime('2003-10-22 12:34','-1.0 day')} {2003-10-21 12:34:00}
000112 datetest 2.21 {datetime('2003-10-22 12:34','1 month')} {2003-11-22 12:34:00}
000113 datetest 2.22 {datetime('2003-10-22 12:34','11 month')} {2004-09-22 12:34:00}
000114 datetest 2.23 {datetime('2003-10-22 12:34','-13 month')} {2002-09-22 12:34:00}
000115 datetest 2.24 {datetime('2003-10-22 12:34','1.5 months')} {2003-12-07 12:34:00}
000116 datetest 2.25 {datetime('2003-10-22 12:34','-5 years')} {1998-10-22 12:34:00}
000117 datetest 2.26 {datetime('2003-10-22 12:34','+10.5 minutes')} \
000118 {2003-10-22 12:44:30}
000119 datetest 2.27 {datetime('2003-10-22 12:34','-1.25 hours')} \
000120 {2003-10-22 11:19:00}
000121 datetest 2.28 {datetime('2003-10-22 12:34','11.25 seconds')} \
000122 {2003-10-22 12:34:11}
000123 datetest 2.29 {datetime('2003-10-22 12:24','+5 bogus')} NULL
000124 datetest 2.30 {datetime('2003-10-22 12:24','+++')} NULL
000125 datetest 2.31 {datetime('2003-10-22 12:24','+12.3e4 femtoseconds')} NULL
000126 datetest 2.32 {datetime('2003-10-22 12:24','+12.3e4 uS')} NULL
000127 datetest 2.33 {datetime('2003-10-22 12:24','+1 abc')} NULL
000128 datetest 2.34 {datetime('2003-10-22 12:24','+1 abcd')} NULL
000129 datetest 2.35 {datetime('2003-10-22 12:24','+1 abcde')} NULL
000130 datetest 2.36 {datetime('2003-10-22 12:24','+1 abcdef')} NULL
000131 datetest 2.37 {datetime('2003-10-22 12:24','+1 abcdefg')} NULL
000132 datetest 2.38 {datetime('2003-10-22 12:24','+1 abcdefgh')} NULL
000133 datetest 2.39 {datetime('2003-10-22 12:24','+1 abcdefghi')} NULL
000134 set sqlite_current_time 1199243045
000135 datetest 2.40 {datetime()} {2008-01-02 03:04:05}
000136 set sqlite_current_time 0
000137 datetest 2.41 {datetime('2003-10-22 12:24','23 seconds')} {2003-10-22 12:24:23}
000138 datetest 2.42 {datetime('2003-10-22 12:24','345 second')} {2003-10-22 12:29:45}
000139 datetest 2.43 {datetime('2003-10-22 12:24','4 second')} {2003-10-22 12:24:04}
000140 datetest 2.44 {datetime('2003-10-22 12:24','56 second')} {2003-10-22 12:24:56}
000141 datetest 2.45 {datetime('2003-10-22 12:24','60 second')} {2003-10-22 12:25:00}
000142 datetest 2.46 {datetime('2003-10-22 12:24','70 second')} {2003-10-22 12:25:10}
000143 datetest 2.47 {datetime('2003-10-22 12:24','8.6 seconds')} {2003-10-22 12:24:08}
000144 datetest 2.48 {datetime('2003-10-22 12:24','9.4 second')} {2003-10-22 12:24:09}
000145 datetest 2.49 {datetime('2003-10-22 12:24','0000 second')} {2003-10-22 12:24:00}
000146 datetest 2.50 {datetime('2003-10-22 12:24','0001 second')} {2003-10-22 12:24:01}
000147 datetest 2.51 {datetime('2003-10-22 12:24','nonsense')} NULL
000148
000149 datetest 3.1 {strftime('%d','2003-10-31 12:34:56.432')} 31
000150 datetest 3.2.1 {strftime('pre%fpost','2003-10-31 12:34:56.432')} pre56.432post
000151 datetest 3.2.2 {strftime('%f','2003-10-31 12:34:59.9999999')} 59.999
000152 datetest 3.3 {strftime('%H','2003-10-31 12:34:56.432')} 12
000153 datetest 3.4 {strftime('%j','2003-10-31 12:34:56.432')} 304
000154 datetest 3.5 {strftime('%J','2003-10-31 12:34:56.432')} 2452944.024264259
000155 datetest 3.6 {strftime('%m','2003-10-31 12:34:56.432')} 10
000156 datetest 3.7 {strftime('%M','2003-10-31 12:34:56.432')} 34
000157 datetest 3.8.1 {strftime('%s','2003-10-31 12:34:56.432')} 1067603696
000158 datetest 3.8.2 {strftime('%s','2038-01-19 03:14:07')} 2147483647
000159 datetest 3.8.3 {strftime('%s','2038-01-19 03:14:08')} 2147483648
000160 datetest 3.8.4 {strftime('%s','2201-04-09 12:00:00')} 7298164800
000161 datetest 3.8.5 {strftime('%s','9999-12-31 23:59:59')} 253402300799
000162 datetest 3.8.6 {strftime('%s','1969-12-31 23:59:59')} -1
000163 datetest 3.8.7 {strftime('%s','1901-12-13 20:45:52')} -2147483648
000164 datetest 3.8.8 {strftime('%s','1901-12-13 20:45:51')} -2147483649
000165 datetest 3.8.9 {strftime('%s','1776-07-04 00:00:00')} -6106060800
000166 datetest 3.9 {strftime('%S','2003-10-31 12:34:56.432')} 56
000167 datetest 3.10 {strftime('%w','2003-10-31 12:34:56.432')} 5
000168 datetest 3.11.1 {strftime('%W','2003-10-31 12:34:56.432')} 43
000169 datetest 3.11.2 {strftime('%W','2004-01-01')} 00
000170 datetest 3.11.3 {strftime('%W','2004-01-02')} 00
000171 datetest 3.11.4 {strftime('%W','2004-01-03')} 00
000172 datetest 3.11.5 {strftime('abc%Wxyz','2004-01-04')} abc00xyz
000173 datetest 3.11.6 {strftime('%W','2004-01-05')} 01
000174 datetest 3.11.7 {strftime('%W','2004-01-06')} 01
000175 datetest 3.11.8 {strftime('%W','2004-01-07')} 01
000176 datetest 3.11.9 {strftime('%W','2004-01-08')} 01
000177 datetest 3.11.10 {strftime('%W','2004-01-09')} 01
000178 datetest 3.11.11 {strftime('%W','2004-07-18')} 28
000179 datetest 3.11.12 {strftime('%W','2004-12-31')} 52
000180 datetest 3.11.13 {strftime('%W','2007-12-31')} 53
000181 datetest 3.11.14 {strftime('%W','2007-01-01')} 01
000182 datetest 3.11.15 {strftime('%W %j',2454109.04140970)} {02 008}
000183 datetest 3.11.16 {strftime('%W %j',2454109.04140971)} {02 008}
000184 datetest 3.11.17 {strftime('%W %j',2454109.04140972)} {02 008}
000185 datetest 3.11.18 {strftime('%W %j',2454109.04140973)} {02 008}
000186 datetest 3.11.19 {strftime('%W %j',2454109.04140974)} {02 008}
000187 datetest 3.11.20 {strftime('%W %j',2454109.04140975)} {02 008}
000188 datetest 3.11.21 {strftime('%W %j',2454109.04140976)} {02 008}
000189 datetest 3.11.22 {strftime('%W %j',2454109.04140977)} {02 008}
000190 datetest 3.11.23 {strftime('%W %j',2454109.04140978)} {02 008}
000191 datetest 3.11.24 {strftime('%W %j',2454109.04140979)} {02 008}
000192 datetest 3.11.25 {strftime('%W %j',2454109.04140980)} {02 008}
000193 datetest 3.11.99 {strftime('%W %j','2454109.04140970')} {02 008}
000194 datetest 3.12 {strftime('%Y','2003-10-31 12:34:56.432')} 2003
000195 datetest 3.13 {strftime('%%','2003-10-31 12:34:56.432')} %
000196 datetest 3.14 {strftime('%_','2003-10-31 12:34:56.432')} NULL
000197 datetest 3.15 {strftime('%Y-%m-%d','2003-10-31')} 2003-10-31
000198 proc repeat {n txt} {
000199 set x {}
000200 while {$n>0} {
000201 append x $txt
000202 incr n -1
000203 }
000204 return $x
000205 }
000206 datetest 3.16 "strftime('[repeat 200 %Y]','2003-10-31')" [repeat 200 2003]
000207 datetest 3.17 "strftime('[repeat 200 abc%m123]','2003-10-31')" \
000208 [repeat 200 abc10123]
000209
000210 foreach c {a b c e g h i k l n o p q r t v x y z
000211 A B C D E F G I K L N O P Q R T U V Z
000212 0 1 2 3 4 5 6 6 7 9 _} {
000213 datetest 3.18.$c "strftime('%$c','2003-10-31')" NULL
000214 }
000215
000216 # Ticket #2276. Make sure leading zeros are inserted where appropriate.
000217 #
000218 datetest 3.20 \
000219 {strftime('%d/%f/%H/%W/%j/%m/%M/%S/%Y','0421-01-02 03:04:05.006')} \
000220 02/05.006/03/00/002/01/04/05/0421
000221
000222 set sqlite_current_time 1157124367
000223 datetest 4.1 {date('now')} {2006-09-01}
000224 set sqlite_current_time 0
000225
000226 datetest 5.1 {datetime('1994-04-16 14:00:00 +05:00')} {1994-04-16 09:00:00}
000227 datetest 5.2 {datetime('1994-04-16 14:00:00 -05:15')} {1994-04-16 19:15:00}
000228 datetest 5.3 {datetime('1994-04-16 05:00:00 +08:30')} {1994-04-15 20:30:00}
000229 datetest 5.4 {datetime('1994-04-16 14:00:00 -11:55')} {1994-04-17 01:55:00}
000230 datetest 5.5 {datetime('1994-04-16 14:00:00 -11:60')} NULL
000231 datetest 5.6 {datetime('1994-04-16 14:00:00 -11:55 ')} {1994-04-17 01:55:00}
000232 datetest 5.7 {datetime('1994-04-16 14:00:00 -11:55 x')} NULL
000233 datetest 5.8 {datetime('1994-04-16T14:00:00Z')} {1994-04-16 14:00:00}
000234 datetest 5.9 {datetime('1994-04-16 14:00:00z')} {1994-04-16 14:00:00}
000235 datetest 5.10 {datetime('1994-04-16 14:00:00 Z')} {1994-04-16 14:00:00}
000236 datetest 5.11 {datetime('1994-04-16 14:00:00z ')} {1994-04-16 14:00:00}
000237 datetest 5.12 {datetime('1994-04-16 14:00:00 z ')} {1994-04-16 14:00:00}
000238 datetest 5.13 {datetime('1994-04-16 14:00:00Zulu')} NULL
000239 datetest 5.14 {datetime('1994-04-16 14:00:00Z +05:00')} NULL
000240 datetest 5.15 {datetime('1994-04-16 14:00:00 +05:00 Z')} NULL
000241
000242 # localtime->utc and utc->localtime conversions. These tests only work
000243 # if the localtime is in the US Eastern Time (the time in Charlotte, NC
000244 # and in New York.)
000245 #
000246 # On non-Vista Windows platform, '2006-03-31' is treated incorrectly as being
000247 # in DST giving a 4 hour offset instead of 5. In 2007, DST was extended to
000248 # start three weeks earlier (second Sunday in March) and end one week
000249 # later (first Sunday in November). Older Windows systems apply this
000250 # new rule incorrectly to dates prior to 2007.
000251 #
000252 # It might be argued that this is masking a problem on non-Vista Windows
000253 # platform. A ticket has already been opened for this issue
000254 # (http://www.sqlite.org/cvstrac/tktview?tn=2322). This is just to prevent
000255 # more confusion/reports of the issue.
000256 #
000257
000258 # $tzoffset_old should be 5 if DST is working correctly.
000259 set tzoffset_old [db one {
000260 SELECT CAST(24*(julianday('2006-03-31') -
000261 julianday('2006-03-31','localtime'))+0.5
000262 AS INT)
000263 }]
000264
000265 # $tzoffset_new should be 4 if DST is working correctly.
000266 set tzoffset_new [db one {
000267 SELECT CAST(24*(julianday('2007-03-31') -
000268 julianday('2007-03-31','localtime'))+0.5
000269 AS INT)
000270 }]
000271
000272 # Warn about possibly broken Windows DST implementations.
000273 if {$::tcl_platform(platform)=="windows" && $tzoffset_new==4 && $tzoffset_old==4} {
000274 puts "******************************************************************"
000275 puts "N.B.: The DST support provided by your current O/S seems to be"
000276 puts "suspect in that it is reporting incorrect DST values for dates"
000277 puts "prior to 2007. This is the known case for most (all?) non-Vista"
000278 puts "Windows versions. Please see ticket #2322 for more information."
000279 puts "******************************************************************"
000280 }
000281
000282 if {$tzoffset_new==4} {
000283 datetest 6.1 {datetime('2000-10-29 05:59:00','localtime')}\
000284 {2000-10-29 01:59:00}
000285 datetest 6.1.1 {datetime('2006-10-29 05:59:00','localtime')}\
000286 {2006-10-29 01:59:00}
000287 datetest 6.1.2 {datetime('2007-11-04 05:59:00','localtime')}\
000288 {2007-11-04 01:59:00}
000289
000290 # If the new and old DST rules seem to be working correctly...
000291 if {$tzoffset_new==4 && $tzoffset_old==5} {
000292 datetest 6.2 {datetime('2000-10-29 06:00:00','localtime')}\
000293 {2000-10-29 01:00:00}
000294 datetest 6.2.1 {datetime('2006-10-29 06:00:00','localtime')}\
000295 {2006-10-29 01:00:00}
000296 }
000297 datetest 6.2.2 {datetime('2007-11-04 06:00:00','localtime')}\
000298 {2007-11-04 01:00:00}
000299
000300 # If the new and old DST rules seem to be working correctly...
000301 if {$tzoffset_new==4 && $tzoffset_old==5} {
000302 datetest 6.3 {datetime('2000-04-02 06:59:00','localtime')}\
000303 {2000-04-02 01:59:00}
000304 datetest 6.3.1 {datetime('2006-04-02 06:59:00','localtime')}\
000305 {2006-04-02 01:59:00}
000306 }
000307 datetest 6.3.2 {datetime('2007-03-11 07:00:00','localtime')}\
000308 {2007-03-11 03:00:00}
000309
000310 datetest 6.4 {datetime('2000-04-02 07:00:00','localtime')}\
000311 {2000-04-02 03:00:00}
000312 datetest 6.4.1 {datetime('2006-04-02 07:00:00','localtime')}\
000313 {2006-04-02 03:00:00}
000314 datetest 6.4.2 {datetime('2007-03-11 07:00:00','localtime')}\
000315 {2007-03-11 03:00:00}
000316
000317 datetest 6.5 {datetime('2000-10-29 01:59:00','utc')} {2000-10-29 05:59:00}
000318 datetest 6.5.1 {datetime('2006-10-29 01:59:00','utc')} {2006-10-29 05:59:00}
000319 datetest 6.5.2 {datetime('2007-11-04 01:59:00','utc')} {2007-11-04 05:59:00}
000320
000321 # If the new and old DST rules seem to be working correctly...
000322 if {$tzoffset_new==4 && $tzoffset_old==5} {
000323 datetest 6.6 {datetime('2000-10-29 02:00:00','utc')} {2000-10-29 07:00:00}
000324 datetest 6.6.1 {datetime('2006-10-29 02:00:00','utc')} {2006-10-29 07:00:00}
000325 }
000326 datetest 6.6.2 {datetime('2007-11-04 02:00:00','utc')} {2007-11-04 07:00:00}
000327
000328 # If the new and old DST rules seem to be working correctly...
000329 if {$tzoffset_new==4 && $tzoffset_old==5} {
000330 datetest 6.7 {datetime('2000-04-02 01:59:00','utc')} {2000-04-02 06:59:00}
000331 datetest 6.7.1 {datetime('2006-04-02 01:59:00','utc')} {2006-04-02 06:59:00}
000332 }
000333 datetest 6.7.2 {datetime('2007-03-11 01:59:00','utc')} {2007-03-11 06:59:00}
000334
000335 datetest 6.8 {datetime('2000-04-02 02:00:00','utc')} {2000-04-02 06:00:00}
000336 datetest 6.8.1 {datetime('2006-04-02 02:00:00','utc')} {2006-04-02 06:00:00}
000337 datetest 6.8.2 {datetime('2007-03-11 02:00:00','utc')} {2007-03-11 06:00:00}
000338
000339 # The 'utc' modifier is a no-op if the LHS is known to already be in UTC
000340 datetest 6.9.1 {datetime('2015-12-23 12:00:00','utc')} {2015-12-23 17:00:00}
000341 datetest 6.9.2 {datetime('2015-12-23 12:00:00z','utc')} {2015-12-23 12:00:00}
000342 datetest 6.9.3 {datetime('2015-12-23 12:00:00-03:00','utc')} \
000343 {2015-12-23 15:00:00}
000344 datetest 6.9.4 {datetime('2015-12-23 12:00:00','utc','utc','utc')} \
000345 {2015-12-23 17:00:00}
000346
000347
000348 datetest 6.10 {datetime('2000-01-01 12:00:00','localtime')} \
000349 {2000-01-01 07:00:00}
000350 datetest 6.11 {datetime('1969-01-01 12:00:00','localtime')} \
000351 {1969-01-01 07:00:00}
000352 datetest 6.12 {datetime('2039-01-01 12:00:00','localtime')} \
000353 {2039-01-01 07:00:00}
000354 datetest 6.13 {datetime('2000-07-01 12:00:00','localtime')} \
000355 {2000-07-01 08:00:00}
000356 datetest 6.14 {datetime('1969-07-01 12:00:00','localtime')} \
000357 {1969-07-01 07:00:00}
000358 datetest 6.15 {datetime('2039-07-01 12:00:00','localtime')} \
000359 {2039-07-01 07:00:00}
000360 set sqlite_current_time \
000361 [db eval {SELECT strftime('%s','2000-07-01 12:34:56')}]
000362 datetest 6.16 {datetime('now','localtime')} {2000-07-01 08:34:56}
000363 datetest 6.17 {datetime('now','localtimex')} NULL
000364 datetest 6.18 {datetime('now','localtim')} NULL
000365 set sqlite_current_time 0
000366 }
000367
000368 # These two are a bit of a scam. They are added to ensure that 100% of
000369 # the date.c file is covered by testing, even when the time-zone
000370 # is not -0400 (the condition for running of the block of tests above).
000371 #
000372 datetest 6.19 {datetime('2039-07-01 12:00:00','localtime',null)} NULL
000373 datetest 6.20 {datetime('2039-07-01 12:00:00','utc',null)} NULL
000374
000375 # Date-time functions that contain NULL arguments return a NULL
000376 # result.
000377 #
000378 datetest 7.1 {datetime(null)} NULL
000379 datetest 7.2 {datetime('now',null)} NULL
000380 datetest 7.3 {datetime('now','localtime',null)} NULL
000381 datetest 7.4 {time(null)} NULL
000382 datetest 7.5 {time('now',null)} NULL
000383 datetest 7.6 {time('now','localtime',null)} NULL
000384 datetest 7.7 {date(null)} NULL
000385 datetest 7.8 {date('now',null)} NULL
000386 datetest 7.9 {date('now','localtime',null)} NULL
000387 datetest 7.10 {julianday(null)} NULL
000388 datetest 7.11 {julianday('now',null)} NULL
000389 datetest 7.12 {julianday('now','localtime',null)} NULL
000390 datetest 7.13 {strftime(null,'now')} NULL
000391 datetest 7.14 {strftime('%s',null)} NULL
000392 datetest 7.15 {strftime('%s','now',null)} NULL
000393 datetest 7.16 {strftime('%s','now','localtime',null)} NULL
000394
000395 # Test modifiers when the date begins as a julian day number - to
000396 # make sure the HH:MM:SS is preserved. Ticket #551.
000397 #
000398 set sqlite_current_time [db eval {SELECT strftime('%s','2003-10-22 12:34:00')}]
000399 datetest 8.1 {datetime('now','weekday 0')} {2003-10-26 12:34:00}
000400 datetest 8.2 {datetime('now','weekday 1')} {2003-10-27 12:34:00}
000401 datetest 8.3 {datetime('now','weekday 2')} {2003-10-28 12:34:00}
000402 datetest 8.4 {datetime('now','weekday 3')} {2003-10-22 12:34:00}
000403 datetest 8.5 {datetime('now','start of month')} {2003-10-01 00:00:00}
000404 datetest 8.6 {datetime('now','start of year')} {2003-01-01 00:00:00}
000405 datetest 8.7 {datetime('now','start of day')} {2003-10-22 00:00:00}
000406 datetest 8.8 {datetime('now','1 day')} {2003-10-23 12:34:00}
000407 datetest 8.9 {datetime('now','+1 day')} {2003-10-23 12:34:00}
000408 datetest 8.10 {datetime('now','+1.25 day')} {2003-10-23 18:34:00}
000409 datetest 8.11 {datetime('now','-1.0 day')} {2003-10-21 12:34:00}
000410 datetest 8.12 {datetime('now','1 month')} {2003-11-22 12:34:00}
000411 datetest 8.13 {datetime('now','11 month')} {2004-09-22 12:34:00}
000412 datetest 8.14 {datetime('now','-13 month')} {2002-09-22 12:34:00}
000413 datetest 8.15 {datetime('now','1.5 months')} {2003-12-07 12:34:00}
000414 datetest 8.16 {datetime('now','-5 years')} {1998-10-22 12:34:00}
000415 datetest 8.17 {datetime('now','+10.5 minutes')} {2003-10-22 12:44:30}
000416 datetest 8.18 {datetime('now','-1.25 hours')} {2003-10-22 11:19:00}
000417 datetest 8.19 {datetime('now','11.25 seconds')} {2003-10-22 12:34:11}
000418 datetest 8.90 {datetime('now','abcdefghijklmnopqrstuvwyxzABCDEFGHIJLMNOP')} NULL
000419 set sqlite_current_time 0
000420
000421 # Negative years work. Example: '-4713-11-26' is JD 1.5.
000422 #
000423 datetest 9.1 {julianday('-4713-11-24 12:00:00')} {0.0}
000424 datetest 9.2 {julianday(datetime(5))} {5.0}
000425 datetest 9.3 {julianday(datetime(10))} {10.0}
000426 datetest 9.4 {julianday(datetime(100))} {100.0}
000427 datetest 9.5 {julianday(datetime(1000))} {1000.0}
000428 datetest 9.6 {julianday(datetime(10000))} {10000.0}
000429 datetest 9.7 {julianday(datetime(100000))} {100000.0}
000430
000431 # datetime() with just an HH:MM:SS correctly inserts the date 2000-01-01.
000432 #
000433 datetest 10.1 {datetime('01:02:03')} {2000-01-01 01:02:03}
000434 datetest 10.2 {date('01:02:03')} {2000-01-01}
000435 datetest 10.3 {strftime('%Y-%m-%d %H:%M','01:02:03')} {2000-01-01 01:02}
000436
000437 # Test the new HH:MM:SS modifier
000438 #
000439 datetest 11.1 {datetime('2004-02-28 20:00:00', '-01:20:30')} \
000440 {2004-02-28 18:39:30}
000441 datetest 11.2 {datetime('2004-02-28 20:00:00', '+12:30:00')} \
000442 {2004-02-29 08:30:00}
000443 datetest 11.3 {datetime('2004-02-28 20:00:00', '+12:30')} \
000444 {2004-02-29 08:30:00}
000445 datetest 11.4 {datetime('2004-02-28 20:00:00', '12:30')} \
000446 {2004-02-29 08:30:00}
000447 datetest 11.5 {datetime('2004-02-28 20:00:00', '-12:00')} \
000448 {2004-02-28 08:00:00}
000449 datetest 11.6 {datetime('2004-02-28 20:00:00', '-12:01')} \
000450 {2004-02-28 07:59:00}
000451 datetest 11.7 {datetime('2004-02-28 20:00:00', '-11:59')} \
000452 {2004-02-28 08:01:00}
000453 datetest 11.8 {datetime('2004-02-28 20:00:00', '11:59')} \
000454 {2004-02-29 07:59:00}
000455 datetest 11.9 {datetime('2004-02-28 20:00:00', '12:01')} \
000456 {2004-02-29 08:01:00}
000457 datetest 11.10 {datetime('2004-02-28 20:00:00', '12:60')} NULL
000458
000459 # Ticket #1964
000460 datetest 12.1 {datetime('2005-09-01')} {2005-09-01 00:00:00}
000461 datetest 12.2 {datetime('2005-09-01','+0 hours')} {2005-09-01 00:00:00}
000462
000463 # Ticket #1991
000464 do_test date-13.1 {
000465 execsql {
000466 SELECT strftime('%Y-%m-%d %H:%M:%f', julianday('2006-09-24T10:50:26.047'))
000467 }
000468 } {{2006-09-24 10:50:26.047}}
000469
000470 # Ticket #2153
000471 datetest 13.2 {strftime('%Y-%m-%d %H:%M:%S', '2007-01-01 12:34:59.6')} \
000472 {2007-01-01 12:34:59}
000473 datetest 13.3 {strftime('%Y-%m-%d %H:%M:%f', '2007-01-01 12:34:59.6')} \
000474 {2007-01-01 12:34:59.600}
000475 datetest 13.4 {strftime('%Y-%m-%d %H:%M:%S', '2007-01-01 12:59:59.6')} \
000476 {2007-01-01 12:59:59}
000477 datetest 13.5 {strftime('%Y-%m-%d %H:%M:%f', '2007-01-01 12:59:59.6')} \
000478 {2007-01-01 12:59:59.600}
000479 datetest 13.6 {strftime('%Y-%m-%d %H:%M:%S', '2007-01-01 23:59:59.6')} \
000480 {2007-01-01 23:59:59}
000481 datetest 13.7 {strftime('%Y-%m-%d %H:%M:%f', '2007-01-01 23:59:59.6')} \
000482 {2007-01-01 23:59:59.600}
000483
000484 # Ticket #3618
000485 datetest 13.11 {julianday(2454832.5,'-1 day')} {2454831.5}
000486 datetest 13.12 {julianday(2454832.5,'+1 day')} {2454833.5}
000487 datetest 13.13 {julianday(2454832.5,'-1.5 day')} {2454831.0}
000488 datetest 13.14 {julianday(2454832.5,'+1.5 day')} {2454834.0}
000489 datetest 13.15 {julianday(2454832.5,'-3 hours')} {2454832.375}
000490 datetest 13.16 {julianday(2454832.5,'+3 hours')} {2454832.625}
000491 datetest 13.17 {julianday(2454832.5,'-45 minutes')} {2454832.46875}
000492 datetest 13.18 {julianday(2454832.5,'+45 minutes')} {2454832.53125}
000493 datetest 13.19 {julianday(2454832.5,'-675 seconds')} {2454832.4921875}
000494 datetest 13.20 {julianday(2454832.5,'+675 seconds')} {2454832.5078125}
000495 datetest 13.21 {julianday(2454832.5,'-1.5 months')} {2454786.5}
000496 datetest 13.22 {julianday(2454832.5,'+1.5 months')} {2454878.5}
000497 datetest 13.23 {julianday(2454832.5,'-1.5 years')} {2454284.0}
000498 datetest 13.24 {julianday(2454832.5,'+1.5 years')} {2455380.0}
000499
000500 datetest 13.30 {date('2000-01-01','+1.5 years')} {2001-07-02}
000501 datetest 13.31 {date('2001-01-01','+1.5 years')} {2002-07-02}
000502 datetest 13.32 {date('2002-01-01','+1.5 years')} {2003-07-02}
000503 datetest 13.33 {date('2002-01-01','-1.5 years')} {2000-07-02}
000504 datetest 13.34 {date('2001-01-01','-1.5 years')} {1999-07-02}
000505
000506 # Test for issues reported by BareFeet (list.sql at tandb.com.au)
000507 # on mailing list on 2008-06-12.
000508 #
000509 # Put a floating point number in the database so that we can manipulate
000510 # raw bits using the hexio interface.
000511 #
000512 if {0==[sqlite3 -has-codec]} {
000513 do_test date-14.1 {
000514 execsql {
000515 PRAGMA auto_vacuum=OFF;
000516 PRAGMA page_size = 1024;
000517 CREATE TABLE t1(x);
000518 INSERT INTO t1 VALUES(1.1);
000519 }
000520 db close
000521 hexio_write test.db 2040 4142ba32bffffff9
000522 sqlite3 db test.db
000523 db eval {SELECT * FROM t1}
000524 } {2454629.5}
000525
000526 # Changing the least significant byte of the floating point value between
000527 # 00 and FF should always generate a time of either 23:59:59 or 00:00:00,
000528 # never 24:00:00
000529 #
000530 for {set i 0} {$i<=255} {incr i} {
000531 db close
000532 hexio_write test.db 2047 [format %02x $i]
000533 sqlite3 db test.db
000534 do_test date-14.2.$i {
000535 set date [db one {SELECT datetime(x) FROM t1}]
000536 expr {$date eq "2008-06-12 00:00:00" || $date eq "2008-06-11 23:59:59"}
000537 } {1}
000538 }
000539 }
000540
000541 # Verify that multiple calls to date functions with 'now' return the
000542 # same answer.
000543 #
000544 # EVIDENCE-OF: R-34818-13664 The 'now' argument to date and time
000545 # functions always returns exactly the same value for multiple
000546 # invocations within the same sqlite3_step() call.
000547 #
000548 proc sleeper {} {after 100}
000549 do_test date-15.1 {
000550 db func sleeper sleeper
000551 db eval {
000552 SELECT c - a FROM (SELECT julianday('now') AS a,
000553 sleeper(), julianday('now') AS c);
000554 }
000555 } {0.0}
000556 do_test date-15.2 {
000557 db eval {
000558 SELECT a==b FROM (SELECT current_timestamp AS a,
000559 sleeper(), current_timestamp AS b);
000560 }
000561 } {1}
000562
000563 # Tests of extreme values in date/time functions. Run with UBSan or the
000564 # equivalent to verify no signed interger overflow warnings.
000565 #
000566 datetest 16.1 {date(147483649)} NULL
000567 datetest 16.2 {datetime(0)} {-4713-11-24 12:00:00}
000568 datetest 16.3 {datetime(5373484.49999999)} {9999-12-31 23:59:59}
000569 datetest 16.4 {julianday('-4713-11-24 12:00:00')} 0.0
000570 datetest 16.5 {julianday('9999-12-31 23:59:59.999')} 5373484.49999999
000571 datetest 16.6 {datetime(0,'+464269060799 seconds')} {9999-12-31 23:59:59}
000572 datetest 16.7 {datetime(0,'+464269060800 seconds')} NULL
000573 datetest 16.8 {datetime(0,'+7737817679 minutes')} {9999-12-31 23:59:00}
000574 datetest 16.9 {datetime(0,'+7737817680 minutes')} NULL
000575 datetest 16.10 {datetime(0,'+128963627 hours')} {9999-12-31 23:00:00}
000576 datetest 16.11 {datetime(0,'+128963628 hours')} NULL
000577 datetest 16.12 {datetime(0,'+5373484 days')} {9999-12-31 12:00:00}
000578 datetest 16.13 {datetime(0,'+5373485 days')} NULL
000579 datetest 16.14 {datetime(0,'+176545 months')} {9999-12-24 12:00:00}
000580 datetest 16.15 {datetime(0,'+176546 months')} NULL
000581 datetest 16.16 {datetime(0,'+14712 years')} {9999-11-24 12:00:00}
000582 datetest 16.17 {datetime(0,'+14713 years')} NULL
000583 datetest 16.20 {datetime(5373484.4999999,'-464269060799 seconds')} \
000584 {-4713-11-24 12:00:00}
000585 datetest 16.21 {datetime(5373484,'-464269060800 seconds')} NULL
000586 datetest 16.22 {datetime(5373484.4999999,'-7737817679 minutes')} \
000587 {-4713-11-24 12:00:59}
000588 datetest 16.23 {datetime(5373484,'-7737817680 minutes')} NULL
000589 datetest 16.24 {datetime(5373484.4999999,'-128963627 hours')} \
000590 {-4713-11-24 12:59:59}
000591 datetest 16.25 {datetime(5373484,'-128963628 hours')} NULL
000592 datetest 16.26 {datetime(5373484,'-5373484 days')} {-4713-11-24 12:00:00}
000593 datetest 16.27 {datetime(5373484,'-5373485 days')} NULL
000594 datetest 16.28 {datetime(5373484,'-176545 months')} {-4713-12-01 12:00:00}
000595 datetest 16.29 {datetime(5373484,'-176546 months')} NULL
000596 datetest 16.30 {datetime(5373484,'-14712 years')} {-4713-12-31 12:00:00}
000597 datetest 16.31 {datetime(5373484,'-14713 years')} NULL
000598
000599 # 2017-03-02: Wrong 'start of day' computation.
000600 # https://www.sqlite.org/src/info/6097cb92745327a1
000601 #
000602 datetest 17.1 {datetime(2457754, 'start of day')} {2016-12-31 00:00:00}
000603 datetest 17.2 {datetime(2457828)} {2017-03-15 12:00:00}
000604 datetest 17.3 {datetime(2457828,'start of day')} {2017-03-15 00:00:00}
000605 datetest 17.4 {datetime(2457828,'start of month')} {2017-03-01 00:00:00}
000606 datetest 17.5 {datetime(2457828,'start of year')} {2017-01-01 00:00:00}
000607 datetest 17.6 {datetime(37,'start of year')} NULL
000608 datetest 17.7 {datetime(38,'start of year')} {-4712-01-01 00:00:00}
000609
000610
000611
000612 finish_test