require 'abstract_unit' require 'active_support/time' require 'core_ext/date_and_time_behavior' require 'time_zone_test_helpers' class DateTimeExtCalculationsTest < ActiveSupport::TestCase def date_time_init(year,month,day,hour,minute,second,*args) DateTime.civil(year,month,day,hour,minute,second) end include DateAndTimeBehavior include TimeZoneTestHelpers def test_to_s datetime = DateTime.new(2005, 2, 21, 14, 30, 0, 0) assert_equal "2005-02-21 14:30:00", datetime.to_s(:db) assert_equal "14:30", datetime.to_s(:time) assert_equal "21 Feb 14:30", datetime.to_s(:short) assert_equal "February 21, 2005 14:30", datetime.to_s(:long) assert_equal "Mon, 21 Feb 2005 14:30:00 +0000", datetime.to_s(:rfc822) assert_equal "February 21st, 2005 14:30", datetime.to_s(:long_ordinal) assert_match(/^2005-02-21T14:30:00(Z|\+00:00)$/, datetime.to_s) with_env_tz "US/Central" do assert_equal "2009-02-05T14:30:05-06:00", DateTime.civil(2009, 2, 5, 14, 30, 5, Rational(-21600, 86400)).to_s(:iso8601) assert_equal "2008-06-09T04:05:01-05:00", DateTime.civil(2008, 6, 9, 4, 5, 1, Rational(-18000, 86400)).to_s(:iso8601) assert_equal "2009-02-05T14:30:05+00:00", DateTime.civil(2009, 2, 5, 14, 30, 5).to_s(:iso8601) end end def test_readable_inspect datetime = DateTime.new(2005, 2, 21, 14, 30, 0) assert_equal "Mon, 21 Feb 2005 14:30:00 +0000", datetime.readable_inspect assert_equal datetime.readable_inspect, datetime.inspect end def test_custom_date_format Time::DATE_FORMATS[:custom] = '%Y%m%d%H%M%S' assert_equal '20050221143000', DateTime.new(2005, 2, 21, 14, 30, 0).to_s(:custom) Time::DATE_FORMATS.delete(:custom) end def test_to_date assert_equal Date.new(2005, 2, 21), DateTime.new(2005, 2, 21, 14, 30, 0).to_date end def test_to_datetime assert_equal DateTime.new(2005, 2, 21, 14, 30, 0), DateTime.new(2005, 2, 21, 14, 30, 0).to_datetime end def test_to_time with_env_tz 'US/Eastern' do assert_equal Time, DateTime.new(2005, 2, 21, 10, 11, 12, 0).to_time.class assert_equal Time.local(2005, 2, 21, 5, 11, 12), DateTime.new(2005, 2, 21, 10, 11, 12, 0).to_time assert_equal Time.local(2005, 2, 21, 5, 11, 12).utc_offset, DateTime.new(2005, 2, 21, 10, 11, 12, 0).to_time.utc_offset end end def test_to_time_preserves_fractional_seconds assert_equal Time.utc(2005, 2, 21, 10, 11, 12, 256), DateTime.new(2005, 2, 21, 10, 11, 12 + Rational(256, 1000000), 0).to_time end def test_civil_from_format assert_equal Time.local(2010, 5, 4, 0, 0, 0), DateTime.civil_from_format(:local, 2010, 5, 4) assert_equal Time.utc(2010, 5, 4, 0, 0, 0), DateTime.civil_from_format(:utc, 2010, 5, 4) end def test_seconds_since_midnight assert_equal 1,DateTime.civil(2005,1,1,0,0,1).seconds_since_midnight assert_equal 60,DateTime.civil(2005,1,1,0,1,0).seconds_since_midnight assert_equal 3660,DateTime.civil(2005,1,1,1,1,0).seconds_since_midnight assert_equal 86399,DateTime.civil(2005,1,1,23,59,59).seconds_since_midnight end def test_seconds_until_end_of_day assert_equal 0, DateTime.civil(2005,1,1,23,59,59).seconds_until_end_of_day assert_equal 1, DateTime.civil(2005,1,1,23,59,58).seconds_until_end_of_day assert_equal 60, DateTime.civil(2005,1,1,23,58,59).seconds_until_end_of_day assert_equal 3660, DateTime.civil(2005,1,1,22,58,59).seconds_until_end_of_day assert_equal 86399, DateTime.civil(2005,1,1,0,0,0).seconds_until_end_of_day end def test_beginning_of_day assert_equal DateTime.civil(2005,2,4,0,0,0), DateTime.civil(2005,2,4,10,10,10).beginning_of_day end def test_middle_of_day assert_equal DateTime.civil(2005,2,4,12,0,0), DateTime.civil(2005,2,4,10,10,10).middle_of_day end def test_end_of_day assert_equal DateTime.civil(2005,2,4,23,59,59), DateTime.civil(2005,2,4,10,10,10).end_of_day end def test_beginning_of_hour assert_equal DateTime.civil(2005,2,4,19,0,0), DateTime.civil(2005,2,4,19,30,10).beginning_of_hour end def test_end_of_hour assert_equal DateTime.civil(2005,2,4,19,59,59), DateTime.civil(2005,2,4,19,30,10).end_of_hour end def test_beginning_of_minute assert_equal DateTime.civil(2005,2,4,19,30,0), DateTime.civil(2005,2,4,19,30,10).beginning_of_minute end def test_end_of_minute assert_equal DateTime.civil(2005,2,4,19,30,59), DateTime.civil(2005,2,4,19,30,10).end_of_minute end def test_end_of_month assert_equal DateTime.civil(2005,3,31,23,59,59), DateTime.civil(2005,3,20,10,10,10).end_of_month assert_equal DateTime.civil(2005,2,28,23,59,59), DateTime.civil(2005,2,20,10,10,10).end_of_month assert_equal DateTime.civil(2005,4,30,23,59,59), DateTime.civil(2005,4,20,10,10,10).end_of_month end def test_last_year assert_equal DateTime.civil(2004,6,5,10), DateTime.civil(2005,6,5,10,0,0).last_year end def test_ago assert_equal DateTime.civil(2005,2,22,10,10,9), DateTime.civil(2005,2,22,10,10,10).ago(1) assert_equal DateTime.civil(2005,2,22,9,10,10), DateTime.civil(2005,2,22,10,10,10).ago(3600) assert_equal DateTime.civil(2005,2,20,10,10,10), DateTime.civil(2005,2,22,10,10,10).ago(86400*2) assert_equal DateTime.civil(2005,2,20,9,9,45), DateTime.civil(2005,2,22,10,10,10).ago(86400*2 + 3600 + 25) end def test_since assert_equal DateTime.civil(2005,2,22,10,10,11), DateTime.civil(2005,2,22,10,10,10).since(1) assert_equal DateTime.civil(2005,2,22,11,10,10), DateTime.civil(2005,2,22,10,10,10).since(3600) assert_equal DateTime.civil(2005,2,24,10,10,10), DateTime.civil(2005,2,22,10,10,10).since(86400*2) assert_equal DateTime.civil(2005,2,24,11,10,35), DateTime.civil(2005,2,22,10,10,10).since(86400*2 + 3600 + 25) assert_equal DateTime.civil(2005,2,22,10,10,11), DateTime.civil(2005,2,22,10,10,10).since(1.333) assert_equal DateTime.civil(2005,2,22,10,10,12), DateTime.civil(2005,2,22,10,10,10).since(1.667) end def test_change assert_equal DateTime.civil(2006,2,22,15,15,10), DateTime.civil(2005,2,22,15,15,10).change(:year => 2006) assert_equal DateTime.civil(2005,6,22,15,15,10), DateTime.civil(2005,2,22,15,15,10).change(:month => 6) assert_equal DateTime.civil(2012,9,22,15,15,10), DateTime.civil(2005,2,22,15,15,10).change(:year => 2012, :month => 9) assert_equal DateTime.civil(2005,2,22,16), DateTime.civil(2005,2,22,15,15,10).change(:hour => 16) assert_equal DateTime.civil(2005,2,22,16,45), DateTime.civil(2005,2,22,15,15,10).change(:hour => 16, :min => 45) assert_equal DateTime.civil(2005,2,22,15,45), DateTime.civil(2005,2,22,15,15,10).change(:min => 45) # datetime with fractions of a second assert_equal DateTime.civil(2005,2,1,15,15,10.7), DateTime.civil(2005,2,22,15,15,10.7).change(:day => 1) end def test_advance assert_equal DateTime.civil(2006,2,28,15,15,10), DateTime.civil(2005,2,28,15,15,10).advance(:years => 1) assert_equal DateTime.civil(2005,6,28,15,15,10), DateTime.civil(2005,2,28,15,15,10).advance(:months => 4) assert_equal DateTime.civil(2005,3,21,15,15,10), DateTime.civil(2005,2,28,15,15,10).advance(:weeks => 3) assert_equal DateTime.civil(2005,3,5,15,15,10), DateTime.civil(2005,2,28,15,15,10).advance(:days => 5) assert_equal DateTime.civil(2012,9,28,15,15,10), DateTime.civil(2005,2,28,15,15,10).advance(:years => 7, :months => 7) assert_equal DateTime.civil(2013,10,3,15,15,10), DateTime.civil(2005,2,28,15,15,10).advance(:years => 7, :months => 19, :days => 5) assert_equal DateTime.civil(2013,10,17,15,15,10), DateTime.civil(2005,2,28,15,15,10).advance(:years => 7, :months => 19, :weeks => 2, :days => 5) assert_equal DateTime.civil(2001,12,27,15,15,10), DateTime.civil(2005,2,28,15,15,10).advance(:years => -3, :months => -2, :days => -1) assert_equal DateTime.civil(2005,2,28,15,15,10), DateTime.civil(2004,2,29,15,15,10).advance(:years => 1) #leap day plus one year assert_equal DateTime.civil(2005,2,28,20,15,10), DateTime.civil(2005,2,28,15,15,10).advance(:hours => 5) assert_equal DateTime.civil(2005,2,28,15,22,10), DateTime.civil(2005,2,28,15,15,10).advance(:minutes => 7) assert_equal DateTime.civil(2005,2,28,15,15,19), DateTime.civil(2005,2,28,15,15,10).advance(:seconds => 9) assert_equal DateTime.civil(2005,2,28,20,22,19), DateTime.civil(2005,2,28,15,15,10).advance(:hours => 5, :minutes => 7, :seconds => 9) assert_equal DateTime.civil(2005,2,28,10,8,1), DateTime.civil(2005,2,28,15,15,10).advance(:hours => -5, :minutes => -7, :seconds => -9) assert_equal DateTime.civil(2013,10,17,20,22,19), DateTime.civil(2005,2,28,15,15,10).advance(:years => 7, :months => 19, :weeks => 2, :days => 5, :hours => 5, :minutes => 7, :seconds => 9) end def test_advance_partial_days assert_equal DateTime.civil(2012,9,29,13,15,10), DateTime.civil(2012,9,28,1,15,10).advance(:days => 1.5) assert_equal DateTime.civil(2012,9,28,13,15,10), DateTime.civil(2012,9,28,1,15,10).advance(:days => 0.5) assert_equal DateTime.civil(2012,10,29,13,15,10), DateTime.civil(2012,9,28,1,15,10).advance(:days => 1.5, :months => 1) end def test_advanced_processes_first_the_date_deltas_and_then_the_time_deltas # If the time deltas were processed first, the following datetimes would be advanced to 2010/04/01 instead. assert_equal DateTime.civil(2010, 3, 29), DateTime.civil(2010, 2, 28, 23, 59, 59).advance(:months => 1, :seconds => 1) assert_equal DateTime.civil(2010, 3, 29), DateTime.civil(2010, 2, 28, 23, 59).advance(:months => 1, :minutes => 1) assert_equal DateTime.civil(2010, 3, 29), DateTime.civil(2010, 2, 28, 23).advance(:months => 1, :hours => 1) assert_equal DateTime.civil(2010, 3, 29), DateTime.civil(2010, 2, 28, 22, 58, 59).advance(:months => 1, :hours => 1, :minutes => 1, :seconds => 1) end def test_last_week assert_equal DateTime.civil(2005,2,21), DateTime.civil(2005,3,1,15,15,10).last_week assert_equal DateTime.civil(2005,2,22), DateTime.civil(2005,3,1,15,15,10).last_week(:tuesday) assert_equal DateTime.civil(2005,2,25), DateTime.civil(2005,3,1,15,15,10).last_week(:friday) assert_equal DateTime.civil(2006,10,30), DateTime.civil(2006,11,6,0,0,0).last_week assert_equal DateTime.civil(2006,11,15), DateTime.civil(2006,11,23,0,0,0).last_week(:wednesday) end def test_last_month_on_31st assert_equal DateTime.civil(2004, 2, 29), DateTime.civil(2004, 3, 31).last_month end def test_last_quarter_on_31st assert_equal DateTime.civil(2004, 2, 29), DateTime.civil(2004, 5, 31).last_quarter end def test_xmlschema assert_match(/^1880-02-28T15:15:10\+00:?00$/, DateTime.civil(1880, 2, 28, 15, 15, 10).xmlschema) assert_match(/^1980-02-28T15:15:10\+00:?00$/, DateTime.civil(1980, 2, 28, 15, 15, 10).xmlschema) assert_match(/^2080-02-28T15:15:10\+00:?00$/, DateTime.civil(2080, 2, 28, 15, 15, 10).xmlschema) assert_match(/^1880-02-28T15:15:10-06:?00$/, DateTime.civil(1880, 2, 28, 15, 15, 10, -0.25).xmlschema) assert_match(/^1980-02-28T15:15:10-06:?00$/, DateTime.civil(1980, 2, 28, 15, 15, 10, -0.25).xmlschema) assert_match(/^2080-02-28T15:15:10-06:?00$/, DateTime.civil(2080, 2, 28, 15, 15, 10, -0.25).xmlschema) end def test_today_with_offset Date.stubs(:current).returns(Date.new(2000, 1, 1)) assert_equal false, DateTime.civil(1999,12,31,23,59,59, Rational(-18000, 86400)).today? assert_equal true, DateTime.civil(2000,1,1,0,0,0, Rational(-18000, 86400)).today? assert_equal true, DateTime.civil(2000,1,1,23,59,59, Rational(-18000, 86400)).today? assert_equal false, DateTime.civil(2000,1,2,0,0,0, Rational(-18000, 86400)).today? end def test_today_without_offset Date.stubs(:current).returns(Date.new(2000, 1, 1)) assert_equal false, DateTime.civil(1999,12,31,23,59,59).today? assert_equal true, DateTime.civil(2000,1,1,0).today? assert_equal true, DateTime.civil(2000,1,1,23,59,59).today? assert_equal false, DateTime.civil(2000,1,2,0).today? end def test_past_with_offset DateTime.stubs(:current).returns(DateTime.civil(2005,2,10,15,30,45, Rational(-18000, 86400))) assert_equal true, DateTime.civil(2005,2,10,15,30,44, Rational(-18000, 86400)).past? assert_equal false, DateTime.civil(2005,2,10,15,30,45, Rational(-18000, 86400)).past? assert_equal false, DateTime.civil(2005,2,10,15,30,46, Rational(-18000, 86400)).past? end def test_past_without_offset DateTime.stubs(:current).returns(DateTime.civil(2005,2,10,15,30,45, Rational(-18000, 86400))) assert_equal true, DateTime.civil(2005,2,10,20,30,44).past? assert_equal false, DateTime.civil(2005,2,10,20,30,45).past? assert_equal false, DateTime.civil(2005,2,10,20,30,46).past? end def test_future_with_offset DateTime.stubs(:current).returns(DateTime.civil(2005,2,10,15,30,45, Rational(-18000, 86400))) assert_equal false, DateTime.civil(2005,2,10,15,30,44, Rational(-18000, 86400)).future? assert_equal false, DateTime.civil(2005,2,10,15,30,45, Rational(-18000, 86400)).future? assert_equal true, DateTime.civil(2005,2,10,15,30,46, Rational(-18000, 86400)).future? end def test_future_without_offset DateTime.stubs(:current).returns(DateTime.civil(2005,2,10,15,30,45, Rational(-18000, 86400))) assert_equal false, DateTime.civil(2005,2,10,20,30,44).future? assert_equal false, DateTime.civil(2005,2,10,20,30,45).future? assert_equal true, DateTime.civil(2005,2,10,20,30,46).future? end def test_current_returns_date_today_when_zone_is_not_set with_env_tz 'US/Eastern' do Time.stubs(:now).returns Time.local(1999, 12, 31, 23, 59, 59) assert_equal DateTime.new(1999, 12, 31, 23, 59, 59, Rational(-18000, 86400)), DateTime.current end end def test_current_returns_time_zone_today_when_zone_is_set Time.zone = ActiveSupport::TimeZone['Eastern Time (US & Canada)'] with_env_tz 'US/Eastern' do Time.stubs(:now).returns Time.local(1999, 12, 31, 23, 59, 59) assert_equal DateTime.new(1999, 12, 31, 23, 59, 59, Rational(-18000, 86400)), DateTime.current end ensure Time.zone = nil end def test_current_without_time_zone assert_kind_of DateTime, DateTime.current end def test_current_with_time_zone with_env_tz 'US/Eastern' do assert_kind_of DateTime, DateTime.current end end def test_acts_like_date assert DateTime.new.acts_like_date? end def test_acts_like_time assert DateTime.new.acts_like_time? end def test_utc? assert_equal true, DateTime.civil(2005, 2, 21, 10, 11, 12).utc? assert_equal true, DateTime.civil(2005, 2, 21, 10, 11, 12, 0).utc? assert_equal false, DateTime.civil(2005, 2, 21, 10, 11, 12, 0.25).utc? assert_equal false, DateTime.civil(2005, 2, 21, 10, 11, 12, -0.25).utc? end def test_utc_offset assert_equal 0, DateTime.civil(2005, 2, 21, 10, 11, 12).utc_offset assert_equal 0, DateTime.civil(2005, 2, 21, 10, 11, 12, 0).utc_offset assert_equal 21600, DateTime.civil(2005, 2, 21, 10, 11, 12, 0.25).utc_offset assert_equal( -21600, DateTime.civil(2005, 2, 21, 10, 11, 12, -0.25).utc_offset ) assert_equal( -18000, DateTime.civil(2005, 2, 21, 10, 11, 12, Rational(-5, 24)).utc_offset ) end def test_utc assert_equal DateTime.civil(2005, 2, 21, 16, 11, 12, 0), DateTime.civil(2005, 2, 21, 10, 11, 12, Rational(-6, 24)).utc assert_equal DateTime.civil(2005, 2, 21, 15, 11, 12, 0), DateTime.civil(2005, 2, 21, 10, 11, 12, Rational(-5, 24)).utc assert_equal DateTime.civil(2005, 2, 21, 10, 11, 12, 0), DateTime.civil(2005, 2, 21, 10, 11, 12, 0).utc assert_equal DateTime.civil(2005, 2, 21, 9, 11, 12, 0), DateTime.civil(2005, 2, 21, 10, 11, 12, Rational(1, 24)).utc assert_equal DateTime.civil(2005, 2, 21, 9, 11, 12, 0), DateTime.civil(2005, 2, 21, 10, 11, 12, Rational(1, 24)).getutc end def test_formatted_offset_with_utc assert_equal '+00:00', DateTime.civil(2000).formatted_offset assert_equal '+0000', DateTime.civil(2000).formatted_offset(false) assert_equal 'UTC', DateTime.civil(2000).formatted_offset(true, 'UTC') end def test_formatted_offset_with_local dt = DateTime.civil(2005, 2, 21, 10, 11, 12, Rational(-5, 24)) assert_equal '-05:00', dt.formatted_offset assert_equal '-0500', dt.formatted_offset(false) end def test_compare_with_time assert_equal 1, DateTime.civil(2000) <=> Time.utc(1999, 12, 31, 23, 59, 59) assert_equal 0, DateTime.civil(2000) <=> Time.utc(2000, 1, 1, 0, 0, 0) assert_equal(-1, DateTime.civil(2000) <=> Time.utc(2000, 1, 1, 0, 0, 1)) end def test_compare_with_datetime assert_equal 1, DateTime.civil(2000) <=> DateTime.civil(1999, 12, 31, 23, 59, 59) assert_equal 0, DateTime.civil(2000) <=> DateTime.civil(2000, 1, 1, 0, 0, 0) assert_equal(-1, DateTime.civil(2000) <=> DateTime.civil(2000, 1, 1, 0, 0, 1)) end def test_compare_with_time_with_zone assert_equal 1, DateTime.civil(2000) <=> ActiveSupport::TimeWithZone.new( Time.utc(1999, 12, 31, 23, 59, 59), ActiveSupport::TimeZone['UTC'] ) assert_equal 0, DateTime.civil(2000) <=> ActiveSupport::TimeWithZone.new( Time.utc(2000, 1, 1, 0, 0, 0), ActiveSupport::TimeZone['UTC'] ) assert_equal(-1, DateTime.civil(2000) <=> ActiveSupport::TimeWithZone.new( Time.utc(2000, 1, 1, 0, 0, 1), ActiveSupport::TimeZone['UTC'] )) end def test_to_f assert_equal 946684800.0, DateTime.civil(2000).to_f assert_equal 946684800.0, DateTime.civil(1999,12,31,19,0,0,Rational(-5,24)).to_f assert_equal 946684800.5, DateTime.civil(1999,12,31,19,0,0.5,Rational(-5,24)).to_f end def test_to_i assert_equal 946684800, DateTime.civil(2000).to_i assert_equal 946684800, DateTime.civil(1999,12,31,19,0,0,Rational(-5,24)).to_i end def test_usec assert_equal 0, DateTime.civil(2000).usec assert_equal 500000, DateTime.civil(2000, 1, 1, 0, 0, Rational(1,2)).usec end def test_nsec assert_equal 0, DateTime.civil(2000).nsec assert_equal 500000000, DateTime.civil(2000, 1, 1, 0, 0, Rational(1,2)).nsec end end