require 'test/unit' require 'date' begin require 'calendar' include Calendar rescue LoadError end class TestDateBase < Test::Unit::TestCase def setup if defined?(Calendar) @from ||= julian_day_number_from_absolute(absolute_from_julian(1, 1, 1601)) @to ||= julian_day_number_from_absolute(absolute_from_julian(12, 31, 2400)) @from4t ||= julian_day_number_from_absolute(absolute_from_julian(1, 1, 1970)) @to4t ||= julian_day_number_from_absolute(absolute_from_julian(12, 31, 2037)) end end def test__inf assert_equal(0, Date::Infinity.new(-1) <=> Date::Infinity.new(-1)) assert_equal(-1, Date::Infinity.new(-1) <=> Date::Infinity.new(+1)) assert_equal(-1, Date::Infinity.new(-1) <=> 0) assert_equal(1, Date::Infinity.new(+1) <=> Date::Infinity.new(-1)) assert_equal(0, Date::Infinity.new(+1) <=> Date::Infinity.new(+1)) assert_equal(1, Date::Infinity.new(+1) <=> 0) assert_equal(1, 0 <=> Date::Infinity.new(-1)) assert_equal(-1, 0 <=> Date::Infinity.new(+1)) assert_equal(0, 0 <=> 0) assert_equal(0, Date::ITALY <=> Date::ITALY) assert_equal(-1, Date::ITALY <=> Date::ENGLAND) assert_equal(-1, Date::ITALY <=> Date::JULIAN) assert_equal(1, Date::ITALY <=> Date::GREGORIAN) assert_equal(1, Date::ENGLAND <=> Date::ITALY) assert_equal(0, Date::ENGLAND <=> Date::ENGLAND) assert_equal(-1, Date::ENGLAND <=> Date::JULIAN) assert_equal(1, Date::ENGLAND <=> Date::GREGORIAN) assert_equal(1, Date::JULIAN <=> Date::ITALY) assert_equal(1, Date::JULIAN <=> Date::ENGLAND) assert_equal(0, Date::JULIAN <=> Date::JULIAN) assert_equal(1, Date::JULIAN <=> Date::GREGORIAN) assert_equal(-1, Date::GREGORIAN <=> Date::ITALY) assert_equal(-1, Date::GREGORIAN <=> Date::ENGLAND) assert_equal(-1, Date::GREGORIAN <=> Date::JULIAN) assert_equal(0, Date::GREGORIAN <=> Date::GREGORIAN) end def test_ordinal__julian unless defined?(Calendar) return end for j in @from..@to m, d, y = julian_from_absolute(absolute_from_julian_day_number(j)) j0 = julian_day_number_from_absolute(absolute_from_julian(12, 31, y - 1)) j2 = julian_day_number_from_absolute(absolute_from_julian(m, d, y)) assert_equal(j, j2) oy, od = Date.__send__(:jd_to_ordinal, j, Date::JULIAN) assert_equal(y, oy) assert_equal(j2 - j0, od) oj = Date.__send__(:ordinal_to_jd, oy, od, Date::JULIAN) assert_equal(j, oj) end end def test_ordinal__gregorian unless defined?(Calendar) return end for j in @from..@to m, d, y = gregorian_from_absolute(absolute_from_julian_day_number(j)) j0 = julian_day_number_from_absolute(absolute_from_gregorian(12, 31, y - 1)) j2 = julian_day_number_from_absolute(absolute_from_gregorian(m, d, y)) assert_equal(j, j2) oy, od = Date.__send__(:jd_to_ordinal, j, Date::GREGORIAN) assert_equal(y, oy) assert_equal(j2 - j0, od) oj = Date.__send__(:ordinal_to_jd, oy, od, Date::GREGORIAN) assert_equal(j, oj) end end def test_civil__julian unless defined?(Calendar) return end for j in @from..@to m, d, y = julian_from_absolute(absolute_from_julian_day_number(j)) j2 = julian_day_number_from_absolute(absolute_from_julian(m, d, y)) assert_equal(j2, j) cy, cm, cd = Date.__send__(:jd_to_civil, j, Date::JULIAN) assert_equal(y, cy) assert_equal(m, cm) assert_equal(d, cd) cj = Date.__send__(:civil_to_jd, cy, cm, cd, Date::JULIAN) assert_equal(j, cj) end end def test_civil__gregorian unless defined?(Calendar) return end for j in @from..@to m, d, y = gregorian_from_absolute(absolute_from_julian_day_number(j)) j2 = julian_day_number_from_absolute(absolute_from_gregorian(m, d, y)) assert_equal(j2, j) cy, cm, cd = Date.__send__(:jd_to_civil, j, Date::GREGORIAN) assert_equal(y, cy) assert_equal(m, cm) assert_equal(d, cd) cj = Date.__send__(:civil_to_jd, cy, cm, cd, Date::GREGORIAN) assert_equal(j, cj) end end def test_commercial__gregorian unless defined?(Calendar) return end for j in @from..@to w, d, y = iso_from_absolute(absolute_from_julian_day_number(j)) j2 = julian_day_number_from_absolute(absolute_from_iso(w, d, y)) assert_equal(j2, j) cy, cw, cd = Date.__send__(:jd_to_commercial, j, Date::GREGORIAN) assert_equal(y, cy) assert_equal(w, cw) assert_equal(d, cd) cj = Date.__send__(:commercial_to_jd, cy, cw, cd, Date::GREGORIAN) assert_equal(j, cj) end end def test_weeknum unless defined?(Calendar) return end for j in @from..@to for k in 0..1 wy, ww, wd = Date.__send__(:jd_to_weeknum, j, k, Date::GREGORIAN) wj = Date.__send__(:weeknum_to_jd, wy, ww, wd, k, Date::GREGORIAN) assert_equal(j, wj) end end end def test_weeknum__2 unless defined?(Calendar) return end for j in @from4t..@to4t d = Date.jd(j) t = Time.mktime(d.year, d.mon, d.mday) [ '%Y %U %w', '%Y %U %u', '%Y %W %w', '%Y %W %u' ].each do |fmt| s = t.strftime(fmt) d2 = Date.strptime(s, fmt) assert_equal(j, d2.jd) end end end def test_nth_kday unless defined?(Calendar) return end for y in 1601..2401 for m in 1..12 for n in -5..5 next if n == 0 for k in 0..6 j = julian_day_number_from_absolute(Nth_Kday(n, k, m, y)) j2 = Date.__send__(:nth_kday_to_jd, y, m, n, k, Date::GREGORIAN) assert_equal(j, j2) d1 = Date.__send__(:jd_to_nth_kday, j2, Date::GREGORIAN) j3 = Date.__send__(:nth_kday_to_jd, *d1) assert_equal(j, j3) end end end end end def test_mjd jd = Date.__send__(:mjd_to_jd, 51321) mjd = Date.__send__(:jd_to_mjd, jd) assert_equal(51321, mjd) end def test_ld jd = Date.__send__(:ld_to_jd, 152162) ld = Date.__send__(:jd_to_ld, jd) assert_equal(152162, ld) end def test_wday assert_equal(4, Date.__send__(:jd_to_wday, 3)) assert_equal(3, Date.__send__(:jd_to_wday, 2)) assert_equal(2, Date.__send__(:jd_to_wday, 1)) assert_equal(1, Date.__send__(:jd_to_wday, 0)) assert_equal(0, Date.__send__(:jd_to_wday, -1)) assert_equal(6, Date.__send__(:jd_to_wday, -2)) assert_equal(5, Date.__send__(:jd_to_wday, -3)) end def test_leap? assert_equal(true, Date.julian_leap?(1900)) assert_equal(false, Date.julian_leap?(1999)) assert_equal(true, Date.julian_leap?(2000)) assert_equal(false, Date.gregorian_leap?(1900)) assert_equal(false, Date.gregorian_leap?(1999)) assert_equal(true, Date.gregorian_leap?(2000)) assert_equal(Date.leap?(1990), Date.gregorian_leap?(1900)) assert_equal(Date.leap?(1999), Date.gregorian_leap?(1999)) assert_equal(Date.leap?(2000), Date.gregorian_leap?(2000)) end def test_valid_jd valid_jd_p = :_valid_jd? assert_equal(-1, Date.__send__(valid_jd_p, -1)) assert_equal(0, Date.__send__(valid_jd_p, 0)) assert_equal(1, Date.__send__(valid_jd_p, 1)) assert_equal(2452348, Date.__send__(valid_jd_p, 2452348)) end def test_valid_ordinal valid_ordinal_p = :_valid_ordinal? assert_nil(Date.__send__(valid_ordinal_p, 1999,366)) assert_equal(2451910, Date.__send__(valid_ordinal_p, 2000,366)) assert_nil(Date.__send__(valid_ordinal_p, 1999,-366)) assert_equal(2451545, Date.__send__(valid_ordinal_p, 2000,-366)) assert_equal(2452275, Date.__send__(valid_ordinal_p, 2001,365)) assert_nil(Date.__send__(valid_ordinal_p, 2001,366)) assert_equal(Date.__send__(valid_ordinal_p, 2001,1), Date.__send__(valid_ordinal_p, 2001,-365)) assert_nil(Date.__send__(valid_ordinal_p, 2001,-366)) assert_equal(2452348, Date.__send__(valid_ordinal_p, 2002,73)) end def test_valid_ordinal__edge valid_ordinal_p = :_valid_ordinal? (1601..2400).each do |y| d = if Date.leap?(y) then 366 else 365 end assert_not_nil(Date.__send__(valid_ordinal_p, y,d)) assert_nil(Date.__send__(valid_ordinal_p, y,d + 1)) assert_not_nil(Date.__send__(valid_ordinal_p, y,-d)) assert_nil(Date.__send__(valid_ordinal_p, y,-(d + 1))) end end # October 1582 # S M Tu W Th F S # 274 275 276 277 288 289 # 290 291 292 293 294 295 296 # 297 298 299 300 301 302 303 # 304 # October 1582 # S M Tu W Th F S # -92 -91 -90 -89 -78 -77 # -76 -75 -74 -73 -72 -71 -70 # -69 -68 -67 -66 -65 -64 -63 # -62 def test_valid_ordinal__italy valid_ordinal_p = :_valid_ordinal? (1..355).each do |d| assert_not_nil(Date.__send__(valid_ordinal_p, 1582,d,Date::ITALY)) end (356..365).each do |d| assert_nil(Date.__send__(valid_ordinal_p, 1582,d,Date::ITALY)) end end # September 1752 # S M Tu W Th F S # 245 246 258 259 260 # 261 262 263 264 265 266 267 # 268 269 270 271 272 273 274 def test_valid_ordinal__england valid_ordinal_p = :_valid_ordinal? (1..355).each do |d| assert_not_nil(Date.__send__(valid_ordinal_p, 1752,d,Date::ENGLAND)) end (356..366).each do |d| assert_nil(Date.__send__(valid_ordinal_p, 1752,d,Date::ENGLAND)) end end def test_valid_civil valid_civil_p = :_valid_civil? assert_nil(Date.__send__(valid_civil_p, 1999,2,29)) assert_equal(2451604, Date.__send__(valid_civil_p, 2000,2,29)) assert_nil(Date.__send__(valid_civil_p, 1999,2,-29)) assert_equal(2451576, Date.__send__(valid_civil_p, 2000,2,-29)) assert_equal(2451941, Date.__send__(valid_civil_p, 2001,1,31)) assert_nil(Date.__send__(valid_civil_p, 2001,1,32)) assert_equal(Date.__send__(valid_civil_p, 2001,1,1), Date.__send__(valid_civil_p, 2001,1,-31)) assert_nil(Date.__send__(valid_civil_p, 2001,1,-32)) assert_equal(2452348, Date.__send__(valid_civil_p, 2002,3,14)) end def test_valid_civil__edge valid_civil_p = :_valid_civil? (1601..2400).each do |y| d = if Date.leap?(y) then 29 else 28 end assert_not_nil(Date.__send__(valid_civil_p, y,2,d)) assert_nil(Date.__send__(valid_civil_p, y,2,d + 1)) assert_not_nil(Date.__send__(valid_civil_p, y,2,-d)) assert_nil(Date.__send__(valid_civil_p, y,2,-(d + 1))) end end # October 1582 # S M Tu W Th F S # 1 2 3 4 15 16 # 17 18 19 20 21 22 23 # 24 25 26 27 28 29 30 # 31 def test_valid_civil__italy valid_civil_p = :_valid_civil? (1..4).each do |d| assert_not_nil(Date.__send__(valid_civil_p, 1582,10,d,Date::ITALY)) end (5..14).each do |d| assert_nil(Date.__send__(valid_civil_p, 1582,10,d,Date::ITALY)) end (15..31).each do |d| assert_not_nil(Date.__send__(valid_civil_p, 1582,10,d,Date::ITALY)) end (32..100).each do |d| assert_nil(Date.__send__(valid_civil_p, 1582,10,d,Date::ITALY)) end (-31..-22).each do |d| assert_nil(Date.__send__(valid_civil_p, 1582,10,d,Date::ITALY)) end (-21..-1).each do |d| assert_not_nil(Date.__send__(valid_civil_p, 1582,10,d,Date::ITALY)) end end # September 1752 # S M Tu W Th F S # 1 2 14 15 16 # 17 18 19 20 21 22 23 # 24 25 26 27 28 29 30 def test_valid_civil__england valid_civil_p = :_valid_civil? (1..2).each do |d| assert_not_nil(Date.__send__(valid_civil_p, 1752,9,d,Date::ENGLAND)) end (3..13).each do |d| assert_nil(Date.__send__(valid_civil_p, 1752,9,d,Date::ENGLAND)) end (14..30).each do |d| assert_not_nil(Date.__send__(valid_civil_p, 1752,9,d,Date::ENGLAND)) end (31..100).each do |d| assert_nil(Date.__send__(valid_civil_p, 1752,9,d,Date::ENGLAND)) end (-31..-20).each do |d| assert_nil(Date.__send__(valid_civil_p, 1752,9,d,Date::ENGLAND)) end (-19..-1).each do |d| assert_not_nil(Date.__send__(valid_civil_p, 1752,9,d,Date::ENGLAND)) end end def test_valid_commercial valid_commercial_p = :_valid_commercial? assert_nil(Date.__send__(valid_commercial_p, 1999,53,1)) assert_equal(2453367, Date.__send__(valid_commercial_p, 2004,53,1)) assert_nil(Date.__send__(valid_commercial_p, 1999,-53,-1)) assert_equal(2453009, Date.__send__(valid_commercial_p, 2004,-53,-1)) assert_equal(2452348, Date.__send__(valid_commercial_p, 2002,11,4)) end def test_valid_weeknum valid_weeknum_p = :_valid_weeknum? assert_nil(Date.__send__(valid_weeknum_p, 1999,53,0, 0)) assert_equal(2454101, Date.__send__(valid_weeknum_p, 2006,53,0, 0)) assert_nil(Date.__send__(valid_weeknum_p, 1999,-53,-1, 0)) assert_equal(2453743, Date.__send__(valid_weeknum_p, 2006,-53,-1, 0)) assert_equal(2452355, Date.__send__(valid_weeknum_p, 2002,11,4, 0)) assert_nil(Date.__send__(valid_weeknum_p, 1999,53,0, 1)) assert_equal(2454101, Date.__send__(valid_weeknum_p, 2006,52,6, 1)) assert_nil(Date.__send__(valid_weeknum_p, 1999,-53,-1, 1)) assert_equal(2453743, Date.__send__(valid_weeknum_p, 2006,-52,-2, 1)) assert_equal(2452355, Date.__send__(valid_weeknum_p, 2002,11,3, 1)) end def test_valid_nth_kday valid_nth_kday_p = :_valid_nth_kday? assert_nil(Date.__send__(valid_nth_kday_p, 1992,2, 5,0)) assert_equal(2448682, Date.__send__(valid_nth_kday_p, 1992,2, 5,6)) assert_equal(2448682, Date.__send__(valid_nth_kday_p, 1992,2, 5,-1)) assert_equal(2448682, Date.__send__(valid_nth_kday_p, 1992,2, -1,6)) assert_equal(2448682, Date.__send__(valid_nth_kday_p, 1992,2, -1,-1)) end def test_valid_time valid_time_p = :_valid_time? assert_equal(Rational(0), DateTime.__send__(valid_time_p, 0,0,0)) assert_nil(DateTime.__send__(valid_time_p, 25,59,59)) assert_nil(DateTime.__send__(valid_time_p, 23,60,59)) assert_nil(DateTime.__send__(valid_time_p, 23,59,60)) assert_equal(Rational(86399, 86400), DateTime.__send__(valid_time_p, 23,59,59)) assert_equal(Rational(86399, 86400), DateTime.__send__(valid_time_p, -1,-1,-1)) assert_equal(Rational(1), DateTime.__send__(valid_time_p, 24,0,0)) assert_nil(DateTime.__send__(valid_time_p, 24,0,1)) assert_nil(DateTime.__send__(valid_time_p, 24,1,0)) assert_nil(DateTime.__send__(valid_time_p, 24,1,1)) end end