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d34ce81867
time differences to span the full range of dates supported by SQLite. Also fix some inaccuracies in the computation of time differences and add new test cases. FossilOrigin-Name: d57ddbf4eeeb3ccfe31871f098045b9e58634153a3c3030f597cb58c1177218a
223 lines
7.8 KiB
Plaintext
223 lines
7.8 KiB
Plaintext
# 2023-05-30
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#
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# The author disclaims copyright to this source code. In place of
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# a legal notice, here is a blessing:
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#
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# May you do good and not evil.
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# May you find forgiveness for yourself and forgive others.
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# May you share freely, never taking more than you give.
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#
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#***********************************************************************
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# This file implements regression tests for SQLite library. The
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# focus of this file is testing date and time functions.
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#
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set testdir [file dirname $argv0]
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source $testdir/tester.tcl
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# Skip this whole file if date and time functions are omitted
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# at compile-time
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#
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ifcapable {!datetime} {
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finish_test
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return
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}
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proc datetest {tnum expr result} {
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do_test timediff-$tnum [subst {
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execsql "SELECT coalesce($expr,'NULL')"
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}] [list $result]
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}
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set tcl_precision 15
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# February overflow on a leap year
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datetest 1.1 {datetime('2000-01-31','+1 month')} {2000-03-02 00:00:00}
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datetest 1.2 {datetime('2004-01-29','+1 month')} {2004-02-29 00:00:00}
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datetest 1.3 {datetime('2000-03-01','-1 day')} {2000-02-29 00:00:00}
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datetest 1.4 {datetime('2000-03-31','-1 month')} {2000-03-02 00:00:00}
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datetest 1.5 {datetime('2000-03-30','-1 month')} {2000-03-01 00:00:00}
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datetest 1.6 {datetime('2000-03-29','-1 month')} {2000-02-29 00:00:00}
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datetest 1.7 {datetime('2000-03-28','-1 month')} {2000-02-28 00:00:00}
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datetest 1.8 {datetime('2000-02-29','+1 year')} {2001-03-01 00:00:00}
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datetest 1.9 {datetime('2000-02-29','+4 years')} {2004-02-29 00:00:00}
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datetest 1.10 {datetime('1998-11-10','+0001-03-19 12:34:56')} \
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{2000-02-29 12:34:56}
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datetest 1.11 {datetime('2000-01-31','+0004-01-00 12:34:56')} \
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{2004-03-02 12:34:56}
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datetest 1.12 {datetime('2000-01-29','+0008-01-00 12:34:56')} \
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{2008-02-29 12:34:56}
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datetest 1.13 {datetime('2001-03-31','-0001-01-00 06:10')} \
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{2000-03-01 17:50:00}
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# February overflow on a non-leap year
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datetest 2.1 {datetime('2001-01-31','+1 month')} {2001-03-03 00:00:00}
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datetest 2.2 {datetime('2005-01-29','+1 month')} {2005-03-01 00:00:00}
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datetest 2.3 {datetime('2001-03-01','-1 day')} {2001-02-28 00:00:00}
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datetest 2.4 {datetime('2001-03-31','-1 month')} {2001-03-03 00:00:00}
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datetest 2.5 {datetime('2001-03-30','-1 month')} {2001-03-02 00:00:00}
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datetest 2.6 {datetime('2001-03-29','-1 month')} {2001-03-01 00:00:00}
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datetest 2.7 {datetime('2001-03-28','-1 month')} {2001-02-28 00:00:00}
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datetest 2.10 {datetime('1999-11-10','+0001-03-19 12:34:56')} \
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{2001-03-01 12:34:56}
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datetest 2.11 {datetime('2000-01-31','+0005-01-00 12:34:56')} \
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{2005-03-03 12:34:56}
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datetest 2.12 {datetime('2000-01-29','+0009-01-00 12:34:56')} \
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{2009-03-01 12:34:56}
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datetest 2.13 {datetime('2002-03-31','-0001-01-00 06:10')} \
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{2001-03-02 17:50:00}
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# timediff
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datetest 3.1 {timediff('2000-03-02','2000-01-31')} {+0000-01-00 00:00:00.000}
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datetest 3.2 {timediff('2000-01-31','2000-03-02')} {-0000-01-02 00:00:00.000}
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datetest 3.3 {timediff('2000-03-02','1999-01-31')} {+0001-01-00 00:00:00.000}
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datetest 3.4 {timediff('1999-01-31','2000-03-02')} {-0001-01-02 00:00:00.000}
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unset -nocomplain p1
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unset -nocomplain p2
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set p1 {
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0 {-4713-11-24 12:00:00}
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1 {-2000-04-30 05:19:26}
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2 {0000-01-01 12:34:56}
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3 {1776-07-04 13:00:00}
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4 {1969-07-20 20:17}
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5 {2440587.5}
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6 {2000-05-29 14:26}
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7 {2023-05-29 18:11}
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8 {2050-05-29 14:26}
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9 {4796-02-29 11:23:55.46}
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}
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set p2 {
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A {1066-10-14}
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B {1900-02-28 11:00}
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C {1900-03-01 12:00}
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D {1904-02-29 11:25}
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E {2000-02-29 13:00}
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E {2000-03-01 14:00}
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F {2001-03-31 15:15}
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G {2002-04-01 16:59}
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H {2003-04-30 17:00}
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I {2004-05-01 23:59:59}
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J {2005-06-01}
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K {2006-06-30 01:23:45}
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L {2007-12-31 02:00}
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M {2008-01-01 01:59}
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N {3152-07-04 12:00}
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P {9999-12-31 23:59:59}
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}
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foreach {x1 d1} $p1 {
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foreach {x2 d2} $p2 {
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set r1 [db one {SELECT datetime($d1)}]
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do_execsql_test timediff-4-$x1$x2 {
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SELECT datetime($d2, timediff($d1,$d2));
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} [list $r1]
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set r2 [db one {SELECT datetime($d2)}]
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do_execsql_test timediff-4-$x2$x1 {
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SELECT datetime($d1, timediff($d2,$d1));
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} [list $r2]
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}
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}
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# Partial time-diffs as modifiers
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#
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datetest 5-1 {datetime('2000-01-01','+0001-02-03')} {2001-03-04 00:00:00}
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datetest 5-2 {datetime('2000-01-01','+0001-02-03x')} {NULL}
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datetest 5-3 {datetime('2000-01-01','+0001-11-03')} {2001-12-04 00:00:00}
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datetest 5-4 {datetime('2000-01-01','+0001-12-03')} {NULL}
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datetest 5-5 {datetime('2000-01-01','+0001-02-30')} {2001-03-31 00:00:00}
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datetest 5-6 {datetime('2000-01-01','+0001-02-31')} {NULL}
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datetest 5-7 {datetime('2000-01-01','+0001-02-03 0')} {NULL}
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datetest 5-8 {datetime('2000-01-01','+0001-02-03 01')} {NULL}
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datetest 5-9 {datetime('2000-01-01','+0001-02-03 01:')} {NULL}
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datetest 5-10 {datetime('2000-01-01','+0001-02-03 01:0')} {NULL}
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datetest 5-11 {datetime('2000-01-01','+0001-02-03 01:02')} {2001-03-04 01:02:00}
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datetest 5-12 {datetime('2000-01-01','+0001-02-03 01:02:')} {NULL}
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datetest 5-13 {datetime('2000-01-01','+0001-02-03 01:02:0')} {NULL}
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datetest 5-14 {datetime('2000-01-01','+0001-02-03 01:02:03')} \
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{2001-03-04 01:02:03}
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datetest 5-15 {datetime('2000-01-01','+0001-02-03 01:02:03.')} NULL
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datetest 5-16 {datetime('2000-01-01','+0001-02-03 01:02:03.5')} \
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{2001-03-04 01:02:03}
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datetest 5-17 {datetime('2000-01-01','+0001-02-03 01:02:03.50')} \
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{2001-03-04 01:02:03}
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datetest 5-18 {datetime('2000-01-01','+0001-02-03 01:02:03.500')} \
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{2001-03-04 01:02:03}
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datetest 5-19 {datetime('2000-01-01','+0001-02-03 01:02:03.500x')} {NULL}
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datetest 5-20 {datetime('2000-01-01','+0001-02-03 01:02:03.500 x')} {NULL}
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unset -nocomplain p1
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unset -nocomplain p2
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set p1 {
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a {2000-01-01 00:00:00}
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b {2000-01-31 23:59:59}
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c {2000-02-01 00:00:00}
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d {2000-02-29 23:59:59}
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e {2000-03-01 00:00:00}
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f {2000-03-31 23:59:59}
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g {2000-04-01 00:00:00}
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h {2000-04-30 23:59:59}
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i {2000-05-01 00:00:00}
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j {2000-05-31 23:59:59}
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k {2000-06-01 00:00:00}
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l {2000-06-30 23:59:59}
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m {2000-07-01 00:00:00}
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n {2000-07-31 23:59:59}
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o {2000-08-01 00:00:00}
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p {2000-08-31 23:59:59}
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q {2000-09-01 00:00:00}
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r {2000-09-30 23:59:59}
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s {2000-10-01 00:00:00}
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t {2000-10-31 23:59:59}
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u {2000-11-01 00:00:00}
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v {2000-11-30 23:59:59}
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w {2000-12-01 00:00:00}
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x {2000-12-31 23:59:59}
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}
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set p2 {
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A {2001-01-01 00:00:00}
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B {2001-01-31 23:59:59}
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C {2001-02-01 00:00:00}
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D {2001-02-28 23:59:59}
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E {2001-03-01 00:00:00}
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F {2001-03-31 23:59:59}
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G {2001-04-01 00:00:00}
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H {2001-04-30 23:59:59}
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I {2001-05-01 00:00:00}
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J {2001-05-31 23:59:59}
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K {2001-06-01 00:00:00}
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L {2001-06-30 23:59:59}
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M {2001-07-01 00:00:00}
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N {2001-07-31 23:59:59}
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O {2001-08-01 00:00:00}
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P {2001-08-31 23:59:59}
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Q {2001-09-01 00:00:00}
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R {2001-09-30 23:59:59}
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S {2001-10-01 00:00:00}
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T {2001-10-31 23:59:59}
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U {2001-11-01 00:00:00}
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V {2001-11-30 23:59:59}
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W {2001-12-01 00:00:00}
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X {2001-12-31 23:59:59}
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}
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foreach {x1 d1} $p1 {
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foreach {x2 d2} $p2 {
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set r1 [db one {SELECT datetime($d1)}]
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do_execsql_test timediff-6-$x1$x2 {
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SELECT datetime($d2, timediff($d1,$d2));
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} [list $r1]
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set r2 [db one {SELECT datetime($d2)}]
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do_execsql_test timediff-6-$x2$x1 {
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SELECT datetime($d1, timediff($d2,$d1));
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} [list $r2]
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}
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}
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finish_test
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