require 'test/unit' class TestTimeTZ < Test::Unit::TestCase def with_tz(tz) if /linux/ =~ RUBY_PLATFORM || ENV["RUBY_FORCE_TIME_TZ_TEST"] == "yes" old = ENV["TZ"] begin ENV["TZ"] = tz yield ensure ENV["TZ"] = old end else if ENV["TZ"] == tz yield end end end def format_gmtoff(gmtoff) if gmtoff < 0 expected = "-" gmtoff = -gmtoff else expected = "+" end gmtoff /= 60 expected << "%02d%02d" % [gmtoff / 60, gmtoff % 60] expected end def time_to_s(t) if RUBY_VERSION < "1.9" t.strftime("%Y-%m-%d %H:%M:%S ") + format_gmtoff(t.gmtoff) else t.to_s end end def assert_time_constructor(tz, expected, method, args, message=nil) m = message ? "#{message}\n" : "" m << "TZ=#{tz} Time.#{method}(#{args.map(&:inspect).join(', ')})" real = time_to_s(Time.send(method, *args)) assert_equal(expected, real, m) end def test_america_los_angeles with_tz(tz="America/Los_Angeles") { assert_time_constructor(tz, "2007-03-11 03:00:00 -0700", :local, [2007,3,11,2,0,0]) assert_time_constructor(tz, "2007-03-11 03:59:59 -0700", :local, [2007,3,11,2,59,59]) } end def test_america_managua with_tz(tz="America/Managua") { assert_time_constructor(tz, "1993-01-01 01:00:00 -0500", :local, [1993,1,1,0,0,0]) assert_time_constructor(tz, "1993-01-01 01:59:59 -0500", :local, [1993,1,1,0,59,59]) } end def test_asia_singapore with_tz(tz="Asia/Singapore") { assert_time_constructor(tz, "1981-12-31 23:59:59 +0730", :local, [1981,12,31,23,59,59]) assert_time_constructor(tz, "1982-01-01 00:30:00 +0800", :local, [1982,1,1,0,0,0]) assert_time_constructor(tz, "1982-01-01 00:59:59 +0800", :local, [1982,1,1,0,29,59]) assert_time_constructor(tz, "1982-01-01 00:30:00 +0800", :local, [1982,1,1,0,30,0]) } end def test_asia_tokyo with_tz(tz="Asia/Tokyo") { assert_time_constructor(tz, "1951-05-06 03:00:00 +1000", :local, [1951,5,6,2,0,0]) assert_time_constructor(tz, "1951-05-06 03:59:59 +1000", :local, [1951,5,6,2,59,59]) assert_time_constructor(tz, "2010-06-10 06:13:28 +0900", :local, [2010,6,10,6,13,28]) } end def test_canada_newfoundland with_tz(tz="Canada/Newfoundland") { assert_time_constructor(tz, "2007-11-03 23:00:59 -0230", :new, [2007,11,3,23,0,59,:dst]) assert_time_constructor(tz, "2007-11-03 23:01:00 -0230", :new, [2007,11,3,23,1,0,:dst]) assert_time_constructor(tz, "2007-11-03 23:59:59 -0230", :new, [2007,11,3,23,59,59,:dst]) assert_time_constructor(tz, "2007-11-04 00:00:00 -0230", :new, [2007,11,4,0,0,0,:dst]) assert_time_constructor(tz, "2007-11-04 00:00:59 -0230", :new, [2007,11,4,0,0,59,:dst]) assert_time_constructor(tz, "2007-11-03 23:01:00 -0330", :new, [2007,11,3,23,1,0,:std]) assert_time_constructor(tz, "2007-11-03 23:59:59 -0330", :new, [2007,11,3,23,59,59,:std]) assert_time_constructor(tz, "2007-11-04 00:00:59 -0330", :new, [2007,11,4,0,0,59,:std]) assert_time_constructor(tz, "2007-11-04 00:01:00 -0330", :new, [2007,11,4,0,1,0,:std]) } end def test_europe_brussels with_tz(tz="Europe/Brussels") { assert_time_constructor(tz, "1916-04-30 23:59:59 +0100", :local, [1916,4,30,23,59,59]) assert_time_constructor(tz, "1916-05-01 01:00:00 +0200", :local, [1916,5,1], "[ruby-core:30672]") assert_time_constructor(tz, "1916-05-01 01:59:59 +0200", :local, [1916,5,1,0,59,59]) assert_time_constructor(tz, "1916-05-01 01:00:00 +0200", :local, [1916,5,1,1,0,0]) assert_time_constructor(tz, "1916-05-01 01:59:59 +0200", :local, [1916,5,1,1,59,59]) } end def test_europe_moscow with_tz(tz="Europe/Moscow") { assert_time_constructor(tz, "1992-03-29 00:00:00 +0400", :local, [1992,3,28,23,0,0]) assert_time_constructor(tz, "1992-03-29 00:59:59 +0400", :local, [1992,3,28,23,59,59]) } end def test_pacific_kiritimati with_tz(tz="Pacific/Kiritimati") { assert_time_constructor(tz, "1994-12-31 23:59:59 -1000", :local, [1994,12,31,23,59,59]) assert_time_constructor(tz, "1995-01-02 00:00:00 +1400", :local, [1995,1,1,0,0,0]) assert_time_constructor(tz, "1995-01-02 23:59:59 +1400", :local, [1995,1,1,23,59,59]) assert_time_constructor(tz, "1995-01-02 00:00:00 +1400", :local, [1995,1,2,0,0,0]) } end MON2NUM = { "Jan" => 1, "Feb" => 2, "Mar" => 3, "Apr" => 4, "May" => 5, "Jun" => 6, "Jul" => 7, "Aug" => 8, "Sep" => 9, "Oct" => 10, "Nov" => 11, "Dec" => 12 } def test_zdump sample = [] ZDUMP_SAMPLE.each_line {|line| next if /\A\#/ =~ line || /\A\s*\z/ =~ line /\A(\S+)\s+ \S+\s+(\S+)\s+(\d+)\s+(\d\d):(\d\d):(\d\d)\s+(\d+)\s+UTC \s+=\s+ \S+\s+(\S+)\s+(\d+)\s+(\d\d):(\d\d):(\d\d)\s+(\d+)\s+\S+ \s+isdst=\d+\s+gmtoff=(-?\d+)\n \z/x =~ line tz, u_mon, u_day, u_hour, u_min, u_sec, u_year, l_mon, l_day, l_hour, l_min, l_sec, l_year, gmtoff = $~.captures u_year = u_year.to_i u_mon = MON2NUM[u_mon] u_day = u_day.to_i u_hour = u_hour.to_i u_min = u_min.to_i u_sec = u_sec.to_i l_year = l_year.to_i l_mon = MON2NUM[l_mon] l_day = l_day.to_i l_hour = l_hour.to_i l_min = l_min.to_i l_sec = l_sec.to_i gmtoff = gmtoff.to_i sample << [tz, [u_year, u_mon, u_day, u_hour, u_min, u_sec], [l_year, l_mon, l_day, l_hour, l_min, l_sec], gmtoff] } sample.each {|tz, u, l, gmtoff| with_tz(tz) { expected = "%04d-%02d-%02d %02d:%02d:%02d %s" % (l+[format_gmtoff(gmtoff)]) mesg = "TZ=#{tz} Time.utc(#{u.map(&:inspect).join(', ')}).localtime" t = nil assert_nothing_raised(mesg) { t = Time.utc(*u).localtime } assert_equal(expected, time_to_s(t), mesg) assert_equal(gmtoff, t.gmtoff) } } sample.group_by {|tz, _, _, _| tz }.each {|tz, a| with_tz(tz) { a.each_with_index {|(_, u, l, gmtoff), i| expected = "%04d-%02d-%02d %02d:%02d:%02d %s" % (l+[format_gmtoff(gmtoff)]) monotonic_to_past = i == 0 || (a[i-1][2] <=> l) < 0 monotonic_to_future = i == a.length-1 || (l <=> a[i+1][2]) < 0 if monotonic_to_past && monotonic_to_future assert_time_constructor(tz, expected, :local, l) assert_time_constructor(tz, expected, :local, l.reverse+[nil, nil, false, nil]) assert_time_constructor(tz, expected, :local, l.reverse+[nil, nil, true, nil]) assert_time_constructor(tz, expected, :new, l) assert_time_constructor(tz, expected, :new, l+[:std]) assert_time_constructor(tz, expected, :new, l+[:dst]) elsif monotonic_to_past && !monotonic_to_future assert_time_constructor(tz, expected, :local, l.reverse+[nil, nil, true, nil]) assert_time_constructor(tz, expected, :new, l+[:dst]) elsif !monotonic_to_past && monotonic_to_future assert_time_constructor(tz, expected, :local, l.reverse+[nil, nil, false, nil]) assert_time_constructor(tz, expected, :new, l+[:std]) else flunk("time in reverse order: TZ=#{tz} #{expected}") end } } } end ZDUMP_SAMPLE = <<'End' America/Lima Sun Apr 1 03:59:59 1990 UTC = Sat Mar 31 23:59:59 1990 PEST isdst=1 gmtoff=-14400 America/Lima Sun Apr 1 04:00:00 1990 UTC = Sat Mar 31 23:00:00 1990 PET isdst=0 gmtoff=-18000 America/Lima Sat Jan 1 04:59:59 1994 UTC = Fri Dec 31 23:59:59 1993 PET isdst=0 gmtoff=-18000 America/Lima Sat Jan 1 05:00:00 1994 UTC = Sat Jan 1 01:00:00 1994 PEST isdst=1 gmtoff=-14400 America/Lima Fri Apr 1 03:59:59 1994 UTC = Thu Mar 31 23:59:59 1994 PEST isdst=1 gmtoff=-14400 America/Lima Fri Apr 1 04:00:00 1994 UTC = Thu Mar 31 23:00:00 1994 PET isdst=0 gmtoff=-18000 America/Los_Angeles Sun Apr 2 09:59:59 2006 UTC = Sun Apr 2 01:59:59 2006 PST isdst=0 gmtoff=-28800 America/Los_Angeles Sun Apr 2 10:00:00 2006 UTC = Sun Apr 2 03:00:00 2006 PDT isdst=1 gmtoff=-25200 America/Los_Angeles Sun Oct 29 08:59:59 2006 UTC = Sun Oct 29 01:59:59 2006 PDT isdst=1 gmtoff=-25200 America/Los_Angeles Sun Oct 29 09:00:00 2006 UTC = Sun Oct 29 01:00:00 2006 PST isdst=0 gmtoff=-28800 America/Los_Angeles Sun Mar 11 09:59:59 2007 UTC = Sun Mar 11 01:59:59 2007 PST isdst=0 gmtoff=-28800 America/Los_Angeles Sun Mar 11 10:00:00 2007 UTC = Sun Mar 11 03:00:00 2007 PDT isdst=1 gmtoff=-25200 America/Los_Angeles Sun Nov 4 08:59:59 2007 UTC = Sun Nov 4 01:59:59 2007 PDT isdst=1 gmtoff=-25200 America/Los_Angeles Sun Nov 4 09:00:00 2007 UTC = Sun Nov 4 01:00:00 2007 PST isdst=0 gmtoff=-28800 America/Managua Thu Sep 24 04:59:59 1992 UTC = Wed Sep 23 23:59:59 1992 EST isdst=0 gmtoff=-18000 America/Managua Thu Sep 24 05:00:00 1992 UTC = Wed Sep 23 23:00:00 1992 CST isdst=0 gmtoff=-21600 America/Managua Fri Jan 1 05:59:59 1993 UTC = Thu Dec 31 23:59:59 1992 CST isdst=0 gmtoff=-21600 America/Managua Fri Jan 1 06:00:00 1993 UTC = Fri Jan 1 01:00:00 1993 EST isdst=0 gmtoff=-18000 America/Managua Wed Jan 1 04:59:59 1997 UTC = Tue Dec 31 23:59:59 1996 EST isdst=0 gmtoff=-18000 America/Managua Wed Jan 1 05:00:00 1997 UTC = Tue Dec 31 23:00:00 1996 CST isdst=0 gmtoff=-21600 Asia/Singapore Sun Aug 8 16:30:00 1965 UTC = Mon Aug 9 00:00:00 1965 SGT isdst=0 gmtoff=27000 Asia/Singapore Thu Dec 31 16:29:59 1981 UTC = Thu Dec 31 23:59:59 1981 SGT isdst=0 gmtoff=27000 Asia/Singapore Thu Dec 31 16:30:00 1981 UTC = Fri Jan 1 00:30:00 1982 SGT isdst=0 gmtoff=28800 Asia/Tokyo Sat May 5 16:59:59 1951 UTC = Sun May 6 01:59:59 1951 JST isdst=0 gmtoff=32400 Asia/Tokyo Sat May 5 17:00:00 1951 UTC = Sun May 6 03:00:00 1951 JDT isdst=1 gmtoff=36000 Asia/Tokyo Fri Sep 7 15:59:59 1951 UTC = Sat Sep 8 01:59:59 1951 JDT isdst=1 gmtoff=36000 Asia/Tokyo Fri Sep 7 16:00:00 1951 UTC = Sat Sep 8 01:00:00 1951 JST isdst=0 gmtoff=32400 Canada/Newfoundland Sun Mar 11 03:30:59 2007 UTC = Sun Mar 11 00:00:59 2007 NST isdst=0 gmtoff=-12600 Canada/Newfoundland Sun Mar 11 03:31:00 2007 UTC = Sun Mar 11 01:01:00 2007 NDT isdst=1 gmtoff=-9000 Canada/Newfoundland Sun Nov 4 02:30:59 2007 UTC = Sun Nov 4 00:00:59 2007 NDT isdst=1 gmtoff=-9000 Canada/Newfoundland Sun Nov 4 02:31:00 2007 UTC = Sat Nov 3 23:01:00 2007 NST isdst=0 gmtoff=-12600 Europe/Brussels Sun Apr 30 22:59:59 1916 UTC = Sun Apr 30 23:59:59 1916 CET isdst=0 gmtoff=3600 Europe/Brussels Sun Apr 30 23:00:00 1916 UTC = Mon May 1 01:00:00 1916 CEST isdst=1 gmtoff=7200 Europe/Brussels Sat Sep 30 22:59:59 1916 UTC = Sun Oct 1 00:59:59 1916 CEST isdst=1 gmtoff=7200 Europe/Brussels Sat Sep 30 23:00:00 1916 UTC = Sun Oct 1 00:00:00 1916 CET isdst=0 gmtoff=3600 Europe/London Sun Mar 16 01:59:59 1947 UTC = Sun Mar 16 01:59:59 1947 GMT isdst=0 gmtoff=0 Europe/London Sun Mar 16 02:00:00 1947 UTC = Sun Mar 16 03:00:00 1947 BST isdst=1 gmtoff=3600 Europe/London Sun Apr 13 00:59:59 1947 UTC = Sun Apr 13 01:59:59 1947 BST isdst=1 gmtoff=3600 Europe/London Sun Apr 13 01:00:00 1947 UTC = Sun Apr 13 03:00:00 1947 BDST isdst=1 gmtoff=7200 Europe/London Sun Aug 10 00:59:59 1947 UTC = Sun Aug 10 02:59:59 1947 BDST isdst=1 gmtoff=7200 Europe/London Sun Aug 10 01:00:00 1947 UTC = Sun Aug 10 02:00:00 1947 BST isdst=1 gmtoff=3600 Europe/London Sun Nov 2 01:59:59 1947 UTC = Sun Nov 2 02:59:59 1947 BST isdst=1 gmtoff=3600 Europe/London Sun Nov 2 02:00:00 1947 UTC = Sun Nov 2 02:00:00 1947 GMT isdst=0 gmtoff=0 Europe/Moscow Sat Jan 18 23:59:59 1992 UTC = Sun Jan 19 01:59:59 1992 MSK isdst=0 gmtoff=7200 Europe/Moscow Sun Jan 19 00:00:00 1992 UTC = Sun Jan 19 03:00:00 1992 MSK isdst=0 gmtoff=10800 Europe/Moscow Sat Mar 28 19:59:59 1992 UTC = Sat Mar 28 22:59:59 1992 MSK isdst=0 gmtoff=10800 Europe/Moscow Sat Mar 28 20:00:00 1992 UTC = Sun Mar 29 00:00:00 1992 MSD isdst=1 gmtoff=14400 Europe/Moscow Sat Sep 26 18:59:59 1992 UTC = Sat Sep 26 22:59:59 1992 MSD isdst=1 gmtoff=14400 Europe/Moscow Sat Sep 26 19:00:00 1992 UTC = Sat Sep 26 22:00:00 1992 MSK isdst=0 gmtoff=10800 Pacific/Kiritimati Sun Jan 1 09:59:59 1995 UTC = Sat Dec 31 23:59:59 1994 LINT isdst=0 gmtoff=-36000 Pacific/Kiritimati Sun Jan 1 10:00:00 1995 UTC = Mon Jan 2 00:00:00 1995 LINT isdst=0 gmtoff=50400 right/America/Los_Angeles Fri Jun 30 23:59:60 1972 UTC = Fri Jun 30 16:59:60 1972 PDT isdst=1 gmtoff=-25200 right/America/Los_Angeles Wed Dec 31 23:59:60 2008 UTC = Wed Dec 31 15:59:60 2008 PST isdst=0 gmtoff=-28800 #right/Asia/Tokyo Fri Jun 30 23:59:60 1972 UTC = Sat Jul 1 08:59:60 1972 JST isdst=0 gmtoff=32400 #right/Asia/Tokyo Sat Dec 31 23:59:60 2005 UTC = Sun Jan 1 08:59:60 2006 JST isdst=0 gmtoff=32400 right/Europe/Paris Fri Jun 30 23:59:60 1972 UTC = Sat Jul 1 00:59:60 1972 CET isdst=0 gmtoff=3600 right/Europe/Paris Wed Dec 31 23:59:60 2008 UTC = Thu Jan 1 00:59:60 2009 CET isdst=0 gmtoff=3600 End end