99 lines
3.5 KiB
Erlang
99 lines
3.5 KiB
Erlang
-module(ezic_date_tests).
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-include("include/ezic.hrl").
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-include_lib("eunit/include/eunit.hrl").
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for_rule_utc_dst_test_() ->
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WRule= #rule{in=11, on=11, at=#tztime{time={0,0,0}}, save={0,0,0}},
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SRule= #rule{in=11, on=11, at=#tztime{time={0,0,0}, flag=s}, save={0,0,0}},
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URule= #rule{in=11, on=11, at=#tztime{time={0,0,0}, flag=u}, save={0,0,0}},
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DST= {1,0,0},
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%%% given a DST savings of 1 in a -7 zone, and given rules in each of the relative timezones:
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%%% - wall time should respect the given DST and offset
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%%% - std time should respect the offset, but not DST
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%%% - utc should respect neither
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[
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%% same "time" with different relative contexts should return different UTC results
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?_assertEqual({{2010,11,11}, {6,0,0}}, ezic_date:for_rule_utc(WRule, {-7,0,0}, DST, 2010))
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, ?_assertEqual({{2010,11,11}, {7,0,0}}, ezic_date:for_rule_utc(SRule, {-7,0,0}, DST, 2010))
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, ?_assertEqual({{2010,11,11}, {0,0,0}}, ezic_date:for_rule_utc(URule, {-7,0,0}, DST, 2010))
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%% some absolute time in all contexts should return the same UTC results
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, ?_assertEqual({{2010,11,11}, {0,0,0}},
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ezic_date:for_rule_utc(WRule#rule{on=10, at=#tztime{flag=w, time={18,0,0}}}, {-7,0,0}, DST, 2010))
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, ?_assertEqual({{2010,11,11}, {0,0,0}},
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ezic_date:for_rule_utc(SRule#rule{on=10, at=#tztime{flag=s, time={17,0,0}}}, {-7,0,0}, DST, 2010))
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, ?_assertEqual({{2010,11,11}, {0,0,0}},
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ezic_date:for_rule_utc(URule, {-7,0,0}, DST, 2010))
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].
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for_rule_test_() ->
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IrkutskRule1= #rule{from=1981, to=1984, in=4, on=1, at=#tztime{}, save={1,0,0}},
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IrkutskRule2= #rule{from=1981, to=1984, in=10, on=1, at=#tztime{}, save={0,0,0}},
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[
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%% Asia/Irkutsk
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?_assertEqual({
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{ {{1981,4,1},{0,0,0}}, {{1981,4,1},{1,0,0}} }, % {oldDst, newDst}
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{{1981,4,1},{0,0,0}},
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{{1981,3,31},{16,0,0}}
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},
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ezic_date:for_rule(IrkutskRule1, {8,0,0}, {0,0,0}, {1,0,0}, 1981))
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%% Another Asia/Irkutsk. ezic_date:add_offset repaired.
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, ?_assertEqual({
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{ {{1981,10,1},{0,0,0}}, {{1981,9,30},{23,0,0}} }, % {oldDst, newDst}
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{{1981,9,30},{23,0,0}},
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{{1981,9,30},{15,0,0}}
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},
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ezic_date:for_rule(IrkutskRule2, {8,0,0}, {1,0,0}, {0,0,0}, 1981))
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%% Africa/Tripoli recursion bug
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, ?_assertEqual({
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{ {{1952,1,1},{0,0,0}}, {{1951,12,31},{23,0,0}} }, % {oldDst, newDst}
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{{1951,12,31},{23,0,0}},
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{{1951,12,31},{23,0,0}} },
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ezic_date:for_rule(
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#rule{from=1952, to=only, in=1, on=1, at=#tztime{}, save={0,0,0}},
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{1,0,0}, {1,0,0}, {0,0,0}, 1951))
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].
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add_seconds_test_() ->
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[
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?_assertEqual({{2010,11,7},{9,38,01}}, ezic_date:add_seconds({{2010,11,7},{9,38,00}}, 1))
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, ?_assertEqual({{2010,11,7},{9,38,00}}, ezic_date:add_seconds({{2010,11,7},{9,37,59}}, 1))
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, ?_assertEqual({{2010,11,7},{9,37,59}}, ezic_date:add_seconds({{2010,11,7},{9,38,00}}, -1))
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, ?_assertError(baddate, ezic_date:add_seconds({{2010,11,nope},{9,38,00}}, -1))
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, ?_assertError(baddate, ezic_date:add_seconds({2010,11,nope}, -1))
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].
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compare_test_() ->
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[
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?_assert(ezic_date:compare({2011,12,12}, current))
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, ?_assertNot(ezic_date:compare(current, {2099,12,12})) % is this the right behavior?
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].
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all_times_test_() ->
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Date={2010,11,12},
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UTC=#tztime{time={16,2,0}, flag=u},
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[
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?_assertEqual(
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{{Date,{9,2,0}}, {Date,{8,2,0}}, {Date,{16,2,0}}}
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, ezic_date:all_times({Date,UTC}, {-8,0,0}, {1,0,0}))
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].
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