All patches and comments are welcome. Please squash your changes to logical
commits before using git-format-patch and git-send-email to
patches@git.madduck.net.
If you'd read over the Git project's submission guidelines and adhered to them,
I'd be especially grateful.
1 describe ( "Timetable library" , function ( )
2 local timetable = require "luatz.timetable"
4 local function native_normalise ( year , month , day )
5 return os.date("*t",os.time{
12 it ( "#normalise gets #wday (day of week) correct" , function ( )
14 local function assert_same_wday ( year , month , day )
15 return assert.are.same (
16 native_normalise ( year , month , day ).wday ,
17 timetable.new ( year , month , day ):normalise().wday
21 assert_same_wday ( 2013 , 7 , 23 )
22 assert_same_wday ( 2013 , 7 , 24 )
23 assert_same_wday ( 2013 , 7 , 25 )
24 assert_same_wday ( 2013 , 7 , 26 )
25 assert_same_wday ( 2013 , 7 , 27 )
26 assert_same_wday ( 2013 , 7 , 28 )
27 assert_same_wday ( 2013 , 7 , 29 )
28 assert_same_wday ( 2014 , 1 , 1 )
29 assert_same_wday ( 2014 , 1 , 6 )
30 assert_same_wday ( 2016 , 2 , 28 )
33 local function native_timestamp ( year , month , day )
34 return assert ( tonumber ( assert ( io.popen (
35 string.format('date -u -d "%d-%d-%d" +%%s', year , month , day )
39 it ( "#timestamp creation is valid" , function ( )
42 assert.same ( native_timestamp ( y,m,1 ) , timetable.timestamp(y,m,1,0,0,0) )
47 it ( "#normalise handles out of range days in a #month" , function ( )
48 assert.same ( { timetable.normalise(2013,0,1,0,0,0) } , { 2012,12,1,0,0,0 } )
49 assert.same ( { timetable.normalise(2013,42,1,0,0,0) } , { 2016,6,1,0,0,0 } )
51 -- Correct behaviour around leap days
52 assert.same ( { timetable.normalise(2012,2,52,0,0,0) } , { 2012,3,23,0,0,0 } )
53 assert.same ( { timetable.normalise(2013,2,52,0,0,0) } , { 2013,3,24,0,0,0 } )
55 assert.same ( { timetable.normalise(2012,3,-2,0,0,0) } , { 2012,2,26,0,0,0 } )
56 assert.same ( { timetable.normalise(2013,3,-2,0,0,0) } , { 2013,2,27,0,0,0 } )
58 -- Also when more fields are out of range
59 assert.same ( { timetable.normalise(2013,42,52,0,0,0) } , { 2016,7,22,0,0,0 } )
60 assert.same ( { timetable.normalise(2013,42,52,50,0,0) } , { 2016,7,24,2,0,0 } )