ref: fa29f36fe713a4bbdfca6770ebb3867436c1ac18
dir: /cmd/date.rc/
#!/bin/rc
rfork en
cat /adm/timezone/GMT > /env/timezone
nl='
'
fn check {
r=`$nl{seconds $1}
if(! ~ $r $2){
echo "$"r"
echo "$"2"
echo $status
>[1=2] echo fail: $1: got $r expected $2
exit 'fail'
}
}
# examples from manpage, and shuffles
rfork ne
check '23 may 2011' 1306108800
check 'may 23 2011' 1306108800
check 'may 2011 23' 1306108800
check '23 2011 may' 1306108800
check '2011 may 23' 1306108800
check '2011 23 may' 1306108800
# now with timezones
check '23 may 2011 edt' 1306123200
check '23 may 2011 gmt' 1306108800
# If the tz is present, the results should stay
# the same if we change zones.
@{
rfork en
cat /adm/timezone/US_Pacific >/env/timezone
check '23 may 2011 edt' 1306123200
check '23 may 2011 gmt' 1306108800
}
# now with all variations on times.
check 'may 23 2011 0' 1306108800
check 'may 23 2011 0:1' 1306108860
check 'may 23 2011 0:1:2' 1306108862
# now with times and timezones
check '23 may 2011 edt' 1306123200
check '23 may 2011 gmt' 1306108800
# formats from date(1)
check 'Sun, 14 Jun 2020 22:08:48 -0700' 1592197728
check 'Sun, 14 Jun 2020 -0700' 1592118000
check '2020-06-14' 1592092800
check '2020-06-14T22:14:17-07:00' 1592198057
# colloquial american format (eww)
check '06/14/2020' 1592092800
check '06/01/2020' 1590969600
# Arizona has no DST
@{
rfork en
cat /adm/timezone/US_Arizona >/env/timezone
check 'Mon, Jun 21 17:38:02 MST 2020' 1592786282
}
# CET is a timezone with no hard-coded
# timezone name -- it should round trip
@{
rfork en
cat /adm/timezone/CET >/env/timezone
tm=1592782682
ds=`{date $tm}
r=`{seconds $"ds}
if(! ~ $tm $r)
>[1=2] echo fail: CET: got $r expected $tm
}
# The other EST should also round trip.
@{
rfork en
cat /adm/timezone/Australia_ACT >/env/timezone
tm=1592782682
ds=`$nl{date $tm}
r=`$nl{seconds $ds}
if(! ~ $tm $r)
>[1=2] echo fail: Austraila_ACT: got $r expected $tm
}
exit ''