-module(erlydtl_dateformat_tests).

-include_lib("eunit/include/eunit.hrl").

all_dateformats_test_() ->
    [{Title, [test_fun(Param, Test) || Test <- Tests]}
     || {Title, Param, Tests} <- test_defs()].

test_fun(Param, {Input, Expect}) ->
    ?_assertMatch(Expect, erlydtl_dateformat:format(Param, Input)).

test_defs() ->
    [{"date 1",
      {1979, 7, 8}, % just a date
      [{"a", "a.m."}, {"A", "AM"}, {"c", "1979-07-08T00:00:00"},
       {"d", "08"}, {"D", "Sun"}, {"f", "12"}, {"F", "July"},
       {"g", "12"}, {"G", "0"},
       {"h", "12"}, {"H", "00"}, {"i", "00"},
       {"j", "8"}, {"l", "Sunday"}, {"L", "False"},
       {"m", "07"}, {"M", "Jul"}, {"b", "jul"},
       {"n", "7"}, {"N", "July"}, {"P", "midnight"},
       {"s", "00"}, {"S", "th"}, {"t", "31"},
       {"w", "0"}, {"W", "27"}, {"y", "79"}, {"Y", "1979"}, {"z", "189"},
       {"jS F Y H:i", "8th July 1979 00:00"},
       {"jS \\o\\f F", "8th of July"},
       %% We expect these to come back verbatim
       {"x", "x"}, {"C", "C"}, {";", ";"}, {"%%", "%%"}

       %% TODO : timzeone related tests.
       %%{"r", "Sun, 8 Jul 1979 00:00:00 +0000"},
       %%{"O", "0000"},
       %%{"T", "CET"},
       %%{"U", "300531600"},
       %%{"Z", "3600"}
      ]
     },
     {"datetime 1",
      {{1979, 7, 8}, {22, 7, 12}}, %% date/time tuple
      [{"a", "p.m."}, {"A", "PM"}, {"c", "1979-07-08T22:07:12"},
       {"d", "08"}, {"D", "Sun"}, {"f", "10:07"}, {"F", "July"},
       {"g", "10"}, {"G", "22"},
       {"h", "10"}, {"H", "22"}, {"i", "07"},
       {"j", "8"}, {"l", "Sunday"}, {"L", "False"},
       {"m", "07"}, {"M", "Jul"}, {"b", "jul"},
       {"n", "7"}, {"N", "July"}, {"P", "10:07 p.m."},
       {"s", "12"}, {"S", "th"}, {"t", "31"},
       {"w", "0"}, {"W", "27"}, {"y", "79"}, {"Y", "1979"}, {"z", "189"},
       {"jS F Y H:i", "8th July 1979 22:07"},
       {"jS \\o\\f F", "8th of July"},
       %% We expect these to come back verbatim
       {"x", "x"}, {"C", "C"}, {";", ";"}, {"%%", "%%"}
       %% TODO : timzeone related tests.
       %% {"r", "Sun, 8 Jul 1979 22:07:12 +0000"},
       %% {"O", "0000"},
       %% {"T", "CET"},
       %% {"U", "300531600"},
       %% {"Z", "3600"}
      ]
     },
     {"datetime 2",
      {{2008, 12, 25}, {7, 0, 9}}, %% date/time tuple
      [{"a", "a.m."}, {"A", "AM"}, {"c", "2008-12-25T07:00:09"},
       {"d", "25"}, {"D", "Thu"}, {"f", "7"}, {"F", "December"},
       {"g", "7"}, {"G", "7"},
       {"h", "07"}, {"H", "07"}, {"i", "00"},
       {"j", "25"}, {"l", "Thursday"}, {"L", "True"},
       {"m", "12"}, {"M", "Dec"}, {"b", "dec"},
       {"n", "12"}, {"N", "Dec."}, {"P", "7 a.m."},
       {"s", "09"}, {"S", "th"}, {"t", "31"},
       {"w", "4"}, {"W", "52"}, {"y", "08"}, {"Y", "2008"}, {"z", "360"},
       {"jS F Y H:i", "25th December 2008 07:00"},
       {"jS \\o\\f F", "25th of December"},
       %% We expect these to come back verbatim
       {"x", "x"}, {"C", "C"}, {";", ";"}, {"%%", "%%"}
       %% TODO : timzeone related tests.
       %% {"r", "Thu, 25 Dec 2008 07:00:09 +0000"},
       %% {"O", "0000"},
       %% {"T", "CET"},
       %% {"U", "300531600"},
       %% {"Z", "3600"}
      ]
     },
     {"datetime 3",
      {{2004, 2, 29}, {12, 0, 59}}, %% date/time tuple
      [{"a", "p.m."}, {"A", "PM"}, {"c", "2004-02-29T12:00:59"},
       {"d", "29"}, {"D", "Sun"}, {"f", "12"}, {"F", "February"},
       {"g", "12"}, {"G", "12"},
       {"h", "12"}, {"H", "12"}, {"i", "00"},
       {"j", "29"}, {"l", "Sunday"}, {"L", "True"},
       {"m", "02"}, {"M", "Feb"}, {"b", "feb"},
       {"n", "2"}, {"N", "Feb."}, {"P", "noon"},
       {"s", "59"}, {"S", "th"}, {"t", "29"},
       {"w", "0"}, {"W", "9"}, {"y", "04"}, {"Y", "2004"}, {"z", "58"},
       {"jS F Y H:i", "29th February 2004 12:00"},
       {"jS \\o\\f F", "29th of February"},
       %% We expect these to come back verbatim
       {"x", "x"}, {"C", "C"}, {";", ";"}, {"%%", "%%"}
       %% TODO : timzeone related tests.
       %% {"r", "Sun, 29 Feb 2004 12:00:59 +0000"},
       %% {"O", "0000"},
       %% {"T", "CET"},
       %% {"U", "300531600"},
       %% {"Z", "3600"}
      ]
     },
     {"datetime 4",
      {{2004, 2, 29}, {12, 0, 09.256687}}, %% date/time tuple
      [{"a", "p.m."}, {"A", "PM"}, {"c", "2004-02-29T12:00:09"},
       {"d", "29"}, {"D", "Sun"}, {"f", "12"}, {"F", "February"},
       {"g", "12"}, {"G", "12"},
       {"h", "12"}, {"H", "12"}, {"i", "00"},
       {"j", "29"}, {"l", "Sunday"}, {"L", "True"},
       {"m", "02"}, {"M", "Feb"}, {"b", "feb"},
       {"n", "2"}, {"N", "Feb."}, {"P", "noon"},
       {"s", "09"}, {"S", "th"}, {"t", "29"},
       {"w", "0"}, {"W", "9"}, {"y", "04"}, {"Y", "2004"}, {"z", "58"},
       {"jS F Y H:i", "29th February 2004 12:00"},
       {"jS \\o\\f F", "29th of February"},
       %% We expect these to come back verbatim
       {"x", "x"}, {"C", "C"}, {";", ";"}, {"%%", "%%"}
       %% TODO : timzeone related tests.
       %% {"r", "Sun, 29 Feb 2004 12:00:59 +0000"},
       %% {"O", "0000"},
       %% {"T", "CET"},
       %% {"U", "300531600"},
       %% {"Z", "3600"}
      ]
     },
     %% Weeknum tests.  Largely based on examples from :
     %%   http://en.wikipedia.org/wiki/ISO_week_date
     { "weeknum 1.1",  {2005,  1,  1}, [{"W", "53"}] },
     { "weeknum 1.2",  {2005,  1,  2}, [{"W", "53"}] },
     { "weeknum 1.3",  {2005, 12, 31}, [{"W", "52"}] },
     { "weeknum 1.4",  {2007,  1,  1}, [{"W", "1"}]  },
     { "weeknum 1.5",  {2007, 12, 30}, [{"W", "52"}] },
     { "weeknum 1.6",  {2007, 12, 31}, [{"W", "1"}]  },
     { "weeknum 1.6",  {2008,  1,  1}, [{"W", "1"}]  },
     { "weeknum 1.7",  {2008, 12, 29}, [{"W", "1"}]  },
     { "weeknum 1.8",  {2008, 12, 31}, [{"W", "1"}]  },
     { "weeknum 1.9",  {2009,  1,  1}, [{"W", "1"}]  },
     { "weeknum 1.10", {2009, 12, 31}, [{"W", "53"}] },
     { "weeknum 1.11", {2010,  1,  3}, [{"W", "53"}] },
     %% Examples where the ISO year is three days into
     %% the next Gregorian year
     { "weeknum 2.1",  {2009, 12, 31}, [{"W", "53"}] },
     { "weeknum 2.2",  {2010,  1,  1}, [{"W", "53"}] },
     { "weeknum 2.3",  {2010,  1,  2}, [{"W", "53"}] },
     { "weeknum 2.4",  {2010,  1,  3}, [{"W", "53"}] },
     { "weeknum 2.5",  {2010,  1,  5}, [{"W", "1"}] },
     %% Example where the ISO year is three days into
     %% the previous Gregorian year
     { "weeknum 3.1",  {2008, 12, 28}, [{"W", "52"}] },
     { "weeknum 3.2",  {2008, 12, 29}, [{"W", "1"}] },
     { "weeknum 3.3",  {2008, 12, 30}, [{"W", "1"}] },
     { "weeknum 3.4",  {2008, 12, 31}, [{"W", "1"}] },
     { "weeknum 3.5",  {2009,  1,  1}, [{"W", "1"}] },
     %% freeform tests
     { "weeknum 4.1",  {2008,  2, 28}, [{"W", "9"}] },
     { "weeknum 4.2",  {1975,  7, 24}, [{"W","30"}] },

     %% Yearweek tests.  Largely based on examples from :
     %%   http://en.wikipedia.org/wiki/ISO_week_date
     { "weeknum_year 1.1",  {2005,  1,  1}, [{"o", "2004"}] },
     { "weeknum_year 1.2",  {2005,  1,  2}, [{"o", "2004"}] },
     { "weeknum_year 1.3",  {2005, 12, 31}, [{"o", "2005"}] },
     { "weeknum_year 1.4",  {2007,  1,  1}, [{"o", "2007"}]  },
     { "weeknum_year 1.5",  {2007, 12, 30}, [{"o", "2007"}] },
     { "weeknum_year 1.6",  {2007, 12, 31}, [{"o", "2008"}]  },
     { "weeknum_year 1.6",  {2008,  1,  1}, [{"o", "2008"}]  },
     { "weeknum_year 1.7",  {2008, 12, 29}, [{"o", "2009"}]  },
     { "weeknum_year 1.8",  {2008, 12, 31}, [{"o", "2009"}]  },
     { "weeknum_year 1.9",  {2009,  1,  1}, [{"o", "2009"}]  },
     { "weeknum_year 1.10", {2009, 12, 31}, [{"o", "2009"}] },
     { "weeknum_year 1.11", {2010,  1,  3}, [{"o", "2009"}] },
     %% Examples where the ISO year is three days into
     %% the next Gregorian year
     { "weeknum_year 2.1",  {2009, 12, 31}, [{"o", "2009"}] },
     { "weeknum_year 2.2",  {2010,  1,  1}, [{"o", "2009"}] },
     { "weeknum_year 2.3",  {2010,  1,  2}, [{"o", "2009"}] },
     { "weeknum_year 2.4",  {2010,  1,  3}, [{"o", "2009"}] },
     { "weeknum_year 2.5",  {2010,  1,  5}, [{"o", "2010"}] },
     %% Example where the ISO year is three days into
     %% the previous Gregorian year
     { "weeknum_year 3.1",  {2008, 12, 28}, [{"o", "2008"}] },
     { "weeknum_year 3.2",  {2008, 12, 29}, [{"o", "2009"}] },
     { "weeknum_year 3.3",  {2008, 12, 30}, [{"o", "2009"}] },
     { "weeknum_year 3.4",  {2008, 12, 31}, [{"o", "2009"}] },
     { "weeknum_year 3.5",  {2009,  1,  1}, [{"o", "2009"}] },
     %% freeform tests
     { "weeknum_year 4.1",  {2008,  2, 28}, [{"o", "2008"}] },
     { "weeknum_year 4.2",  {1975,  7, 24}, [{"o", "1975"}] },

     %% Ordinal suffix tests.
     { "Ordinal suffix 1", {1984,1,1},  [{"S", "st"}] },
     { "Ordinal suffix 2", {1984,2,2},  [{"S", "nd"}] },
     { "Ordinal suffix 3", {1984,3,3},  [{"S", "rd"}] },
     { "Ordinal suffix 4", {1984,4,4},  [{"S", "th"}] },
     { "Ordinal suffix 5", {1984,6,5},  [{"S", "th"}] },
     { "Ordinal suffix 7", {1984,2,9},  [{"S", "th"}] },
     { "Ordinal suffix 8", {1984,9,9},  [{"S", "th"}] },
     { "Ordinal suffix 9", {1984,11,10}, [{"S", "th"}] },
     { "Ordinal suffix 10", {1984,12,11}, [{"S", "th"}] },
     { "Ordinal suffix 11", {1984,8,12}, [{"S", "th"}] },
     { "Ordinal suffix 12", {1984,1,19}, [{"S", "th"}] },
     { "Ordinal suffix 13", {1984,2,20}, [{"S", "th"}] },
     { "Ordinal suffix 14", {1984,2,21}, [{"S", "st"}] },
     { "Ordinal suffix 15", {1984,7,22}, [{"S", "nd"}] },
     { "Ordinal suffix 16", {1984,6,23}, [{"S", "rd"}] },
     { "Ordinal suffix 17", {1984,5,24}, [{"S", "th"}] },
     { "Ordinal suffix 18", {1984,1,29}, [{"S", "th"}] },
     { "Ordinal suffix 19", {1984,3,30}, [{"S", "th"}] },
     { "Ordinal suffix 20", {1984,1,31}, [{"S", "st"}] },
     { "Ordinal suffix 21", {1984,1,310}, [{"S", "th"}] },
     { "Ordinal suffix 22", {1984,1,121}, [{"S", "st"}] }
    ].