Class TimeZoneTest < ActiveSupport::TestCase

# File activesupport/test/time_zone_test.rb, line 395
def test_all_sorted
  all = ActiveSupport::TimeZone.all
  1.upto( all.length-1 ) do |i|
    assert all[i-1] < all[i]
  end
end

# File activesupport/test/time_zone_test.rb, line 198
def test_at
  zone = ActiveSupport::TimeZone['Eastern Time (US & Canada)']
  secs = 946684800.0
  twz = zone.at(secs)
  assert_equal Time.utc(1999,12,31,19), twz.time
  assert_equal Time.utc(2000), twz.utc
  assert_equal zone, twz.time_zone
  assert_equal secs, twz.to_f
end

# File activesupport/test/time_zone_test.rb, line 208
def test_at_with_old_date
  zone = ActiveSupport::TimeZone['Eastern Time (US & Canada)']
  secs = DateTime.civil(1850).to_f
  twz = zone.at(secs)
  assert_equal [1850, 1, 1, 0], [twz.utc.year, twz.utc.mon, twz.utc.day, twz.utc.hour]
  assert_equal zone, twz.time_zone
  assert_equal secs, twz.to_f
end

# File activesupport/test/time_zone_test.rb, line 356
def test_formatted_offset_negative
  zone = ActiveSupport::TimeZone['Eastern Time (US & Canada)']
  assert_equal "-05:00", zone.formatted_offset
  assert_equal "-0500", zone.formatted_offset(false)
end

# File activesupport/test/time_zone_test.rb, line 350
def test_formatted_offset_positive
  zone = ActiveSupport::TimeZone['New Delhi']
  assert_equal "+05:30", zone.formatted_offset
  assert_equal "+0530", zone.formatted_offset(false)
end

# File activesupport/test/time_zone_test.rb, line 370
def test_formatted_offset_zero
  zone = ActiveSupport::TimeZone['London']
  assert_equal "+00:00", zone.formatted_offset
  assert_equal "UTC", zone.formatted_offset(true, 'UTC')
end

# File activesupport/test/time_zone_test.rb, line 36
def test_from_duration_to_map
  assert_instance_of ActiveSupport::TimeZone, ActiveSupport::TimeZone[-480.minutes] # PST
end

# File activesupport/test/time_zone_test.rb, line 32
def test_from_integer_to_map
  assert_instance_of ActiveSupport::TimeZone, ActiveSupport::TimeZone[-28800] # PST
end

# File activesupport/test/time_zone_test.rb, line 402
def test_index
  assert_nil ActiveSupport::TimeZone["bogus"]
  assert_instance_of ActiveSupport::TimeZone, ActiveSupport::TimeZone["Central Time (US & Canada)"]
  assert_instance_of ActiveSupport::TimeZone, ActiveSupport::TimeZone[8]
  assert_raise(ArgumentError) { ActiveSupport::TimeZone[false] }
end

# File activesupport/test/time_zone_test.rb, line 156
def test_local
  time = ActiveSupport::TimeZone["Hawaii"].local(2007, 2, 5, 15, 30, 45)
  assert_equal Time.utc(2007, 2, 5, 15, 30, 45), time.time
  assert_equal ActiveSupport::TimeZone["Hawaii"], time.time_zone
end

# File activesupport/test/time_zone_test.rb, line 187
def test_local_enforces_fall_dst_rules
  # 1AM during fall DST transition is ambiguous, it could be either DST or non-DST 1AM
  # Mirroring Time.local behavior, this method selects the DST time
  zone = ActiveSupport::TimeZone['Eastern Time (US & Canada)']
  twz = zone.local(2006,10,29,1)
  assert_equal Time.utc(2006,10,29,1), twz.time
  assert_equal Time.utc(2006,10,29,5), twz.utc
  assert_equal true, twz.dst?
  assert_equal 'EDT', twz.zone
end

# File activesupport/test/time_zone_test.rb, line 168
def test_local_enforces_spring_dst_rules
  zone = ActiveSupport::TimeZone['Eastern Time (US & Canada)']
  twz = zone.local(2006,4,2,1,59,59) # 1 second before DST start
  assert_equal Time.utc(2006,4,2,1,59,59), twz.time
  assert_equal Time.utc(2006,4,2,6,59,59), twz.utc
  assert_equal false, twz.dst?
  assert_equal 'EST', twz.zone
  twz2 = zone.local(2006,4,2,2) # 2AM does not exist because at 2AM, time springs forward to 3AM
  assert_equal Time.utc(2006,4,2,3), twz2.time # twz is created for 3AM
  assert_equal Time.utc(2006,4,2,7), twz2.utc
  assert_equal true, twz2.dst?
  assert_equal 'EDT', twz2.zone
  twz3 = zone.local(2006,4,2,2,30) # 2:30AM does not exist because at 2AM, time springs forward to 3AM
  assert_equal Time.utc(2006,4,2,3,30), twz3.time # twz is created for 3:30AM
  assert_equal Time.utc(2006,4,2,7,30), twz3.utc
  assert_equal true, twz3.dst?
  assert_equal 'EDT', twz3.zone
end

# File activesupport/test/time_zone_test.rb, line 14
def test_local_to_utc
  zone = ActiveSupport::TimeZone['Eastern Time (US & Canada)']
  assert_equal Time.utc(2000, 1, 1, 5), zone.local_to_utc(Time.utc(2000, 1)) # standard offset -0500
  assert_equal Time.utc(2000, 7, 1, 4), zone.local_to_utc(Time.utc(2000, 7)) # dst offset -0400
end

# File activesupport/test/time_zone_test.rb, line 162
def test_local_with_old_date
  time = ActiveSupport::TimeZone["Hawaii"].local(1850, 2, 5, 15, 30, 45)
  assert_equal [45,30,15,5,2,1850], time.to_a[0,6]
  assert_equal ActiveSupport::TimeZone["Hawaii"], time.time_zone
end

# File activesupport/test/time_zone_test.rb, line 425
def test_new
  assert_equal ActiveSupport::TimeZone["Central Time (US & Canada)"], ActiveSupport::TimeZone.new("Central Time (US & Canada)")
end

# File activesupport/test/time_zone_test.rb, line 52
def test_now
  with_env_tz 'US/Eastern' do
    zone = ActiveSupport::TimeZone['Eastern Time (US & Canada)'].dup
    def zone.time_now; Time.local(2000); end
    assert_instance_of ActiveSupport::TimeWithZone, zone.now
    assert_equal Time.utc(2000,1,1,5), zone.now.utc
    assert_equal Time.utc(2000), zone.now.time
    assert_equal zone, zone.now.time_zone
  end
end

# File activesupport/test/time_zone_test.rb, line 75
def test_now_enforces_fall_dst_rules
  with_env_tz 'US/Eastern' do
    zone = ActiveSupport::TimeZone['Eastern Time (US & Canada)'].dup
    def zone.time_now
      Time.at(1162098000) # equivalent to 1AM DST
    end
    assert_equal Time.utc(2006,10,29,1), zone.now.time
    assert_equal true, zone.now.dst?
  end
end

# File activesupport/test/time_zone_test.rb, line 63
def test_now_enforces_spring_dst_rules
  with_env_tz 'US/Eastern' do
    zone = ActiveSupport::TimeZone['Eastern Time (US & Canada)'].dup
    def zone.time_now
      Time.local(2006,4,2,2) # 2AM springs forward to 3AM
    end

    assert_equal Time.utc(2006,4,2,3), zone.now.time
    assert_equal true, zone.now.dst?
  end
end

# File activesupport/test/time_zone_test.rb, line 217
def test_parse
  zone = ActiveSupport::TimeZone['Eastern Time (US & Canada)']
  twz = zone.parse('1999-12-31 19:00:00')
  assert_equal Time.utc(1999,12,31,19), twz.time
  assert_equal Time.utc(2000), twz.utc
  assert_equal zone, twz.time_zone
end

# File activesupport/test/time_zone_test.rb, line 298
def test_parse_doesnt_use_local_dst
  with_env_tz 'US/Eastern' do
    zone = ActiveSupport::TimeZone['UTC']
    twz = zone.parse('2013-03-10 02:00:00')
    assert_equal Time.utc(2013, 3, 10, 2, 0, 0), twz.time
  end
end

# File activesupport/test/time_zone_test.rb, line 240
def test_parse_far_future_date_with_time_zone_offset_in_string
  zone = ActiveSupport::TimeZone['Eastern Time (US & Canada)']
  twz = zone.parse('2050-12-31 19:00:00 -10:00') # i.e., 2050-01-01 05:00:00 UTC
  assert_equal [0,0,0,1,1,2051], twz.to_a[0,6]
  assert_equal zone, twz.time_zone
end

# File activesupport/test/time_zone_test.rb, line 306
def test_parse_handles_dst_jump
  with_env_tz 'US/Eastern' do
    zone = ActiveSupport::TimeZone['Eastern Time (US & Canada)']
    twz = zone.parse('2013-03-10 02:00:00')
    assert_equal Time.utc(2013, 3, 10, 3, 0, 0), twz.time
  end
end

# File activesupport/test/time_zone_test.rb, line 247
def test_parse_returns_nil_when_string_without_date_information_is_passed_in
  zone = ActiveSupport::TimeZone['Eastern Time (US & Canada)']
  assert_nil zone.parse('foobar')
  assert_nil zone.parse('   ')
end

# File activesupport/test/time_zone_test.rb, line 277
def test_parse_should_black_out_app_timezone_dst_jump
  with_env_tz('EET') do
    zone = ActiveSupport::TimeZone['Pacific Time (US & Canada)']
    twz = zone.parse('2012-03-11 02:29:00')
    assert_equal [0, 29, 3, 11, 3, 2012], twz.to_a[0,6]
  end
end

# File activesupport/test/time_zone_test.rb, line 269
def test_parse_should_not_black_out_system_timezone_dst_jump
  with_env_tz('EET') do
    zone = ActiveSupport::TimeZone['Pacific Time (US & Canada)']
    twz = zone.parse('2012-03-25 03:29:00')
    assert_equal [0, 29, 3, 25, 3, 2012], twz.to_a[0,6]
  end
end

# File activesupport/test/time_zone_test.rb, line 225
def test_parse_string_with_timezone
  (-11..13).each do |timezone_offset|
    zone = ActiveSupport::TimeZone[timezone_offset]
    twz = zone.parse('1999-12-31 19:00:00')
    assert_equal twz, zone.parse(twz.to_s)
  end
end

# File activesupport/test/time_zone_test.rb, line 260
def test_parse_with_day_omitted
  with_env_tz 'US/Eastern' do
    zone = ActiveSupport::TimeZone['Eastern Time (US & Canada)']
    assert_equal Time.local(2000, 2, 1), zone.parse('Feb', Time.local(2000, 1, 1))
    assert_equal Time.local(2005, 2, 1), zone.parse('Feb 2005', Time.local(2000, 1, 1))
    assert_equal Time.local(2005, 2, 2), zone.parse('2 Feb 2005', Time.local(2000, 1, 1))
  end
end

# File activesupport/test/time_zone_test.rb, line 253
def test_parse_with_incomplete_date
  zone = ActiveSupport::TimeZone['Eastern Time (US & Canada)']
  zone.stubs(:now).returns zone.local(1999,12,31)
  twz = zone.parse('19:00:00')
  assert_equal Time.utc(1999,12,31,19), twz.time
end

# File activesupport/test/time_zone_test.rb, line 292
def test_parse_with_javascript_date
  zone = ActiveSupport::TimeZone['Eastern Time (US & Canada)']
  twz = zone.parse("Mon May 28 2012 00:00:00 GMT-0700 (PDT)")
  assert_equal Time.utc(2012, 5, 28, 7, 0, 0), twz.utc
end

# File activesupport/test/time_zone_test.rb, line 285
def test_parse_with_missing_time_components
  zone = ActiveSupport::TimeZone['Eastern Time (US & Canada)']
  zone.stubs(:now).returns zone.local(1999, 12, 31, 12, 59, 59)
  twz = zone.parse('2012-12-01')
  assert_equal Time.utc(2012, 12, 1), twz.time
end

# File activesupport/test/time_zone_test.rb, line 233
def test_parse_with_old_date
  zone = ActiveSupport::TimeZone['Eastern Time (US & Canada)']
  twz = zone.parse('1883-12-31 19:00:00')
  assert_equal [0,0,19,31,12,1883], twz.to_a[0,6]
  assert_equal zone, twz.time_zone
end

# File activesupport/test/time_zone_test.rb, line 20
def test_period_for_local
  zone = ActiveSupport::TimeZone['Eastern Time (US & Canada)']
  assert_instance_of TZInfo::TimezonePeriod, zone.period_for_local(Time.utc(2000))
end

# File activesupport/test/time_zone_test.rb, line 332
def test_seconds_to_utc_offset_with_colon
  assert_equal "-06:00", ActiveSupport::TimeZone.seconds_to_utc_offset(-21_600)
  assert_equal "+00:00", ActiveSupport::TimeZone.seconds_to_utc_offset(0)
  assert_equal "+05:00", ActiveSupport::TimeZone.seconds_to_utc_offset(18_000)
end

# File activesupport/test/time_zone_test.rb, line 344
def test_seconds_to_utc_offset_with_negative_offset
  assert_equal "-01:00", ActiveSupport::TimeZone.seconds_to_utc_offset(-3_600)
  assert_equal "-00:59", ActiveSupport::TimeZone.seconds_to_utc_offset(-3_599)
  assert_equal "-05:30", ActiveSupport::TimeZone.seconds_to_utc_offset(-19_800)
end

# File activesupport/test/time_zone_test.rb, line 338
def test_seconds_to_utc_offset_without_colon
  assert_equal "-0600", ActiveSupport::TimeZone.seconds_to_utc_offset(-21_600, false)
  assert_equal "+0000", ActiveSupport::TimeZone.seconds_to_utc_offset(0, false)
  assert_equal "+0500", ActiveSupport::TimeZone.seconds_to_utc_offset(18_000, false)
end

# File activesupport/test/time_zone_test.rb, line 391
def test_to_s
  assert_equal "(GMT+05:30) New Delhi", ActiveSupport::TimeZone['New Delhi'].to_s
end

# File activesupport/test/time_zone_test.rb, line 94
def test_today
  travel_to(Time.utc(2000, 1, 1, 4, 59, 59)) # 1 sec before midnight Jan 1 EST
  assert_equal Date.new(1999, 12, 31), ActiveSupport::TimeZone['Eastern Time (US & Canada)'].today
  travel_to(Time.utc(2000, 1, 1, 5)) # midnight Jan 1 EST
  assert_equal Date.new(2000, 1, 1), ActiveSupport::TimeZone['Eastern Time (US & Canada)'].today
  travel_to(Time.utc(2000, 1, 2, 4, 59, 59)) # 1 sec before midnight Jan 2 EST
  assert_equal Date.new(2000, 1, 1), ActiveSupport::TimeZone['Eastern Time (US & Canada)'].today
  travel_to(Time.utc(2000, 1, 2, 5)) # midnight Jan 2 EST
  assert_equal Date.new(2000, 1, 2), ActiveSupport::TimeZone['Eastern Time (US & Canada)'].today
  travel_back
end

# File activesupport/test/time_zone_test.rb, line 106
def test_tomorrow
  travel_to(Time.utc(2000, 1, 1, 4, 59, 59)) # 1 sec before midnight Jan 1 EST
  assert_equal Date.new(2000, 1, 1), ActiveSupport::TimeZone['Eastern Time (US & Canada)'].tomorrow
  travel_to(Time.utc(2000, 1, 1, 5)) # midnight Jan 1 EST
  assert_equal Date.new(2000, 1, 2), ActiveSupport::TimeZone['Eastern Time (US & Canada)'].tomorrow
  travel_to(Time.utc(2000, 1, 2, 4, 59, 59)) # 1 sec before midnight Jan 2 EST
  assert_equal Date.new(2000, 1, 2), ActiveSupport::TimeZone['Eastern Time (US & Canada)'].tomorrow
  travel_to(Time.utc(2000, 1, 2, 5)) # midnight Jan 2 EST
  assert_equal Date.new(2000, 1, 3), ActiveSupport::TimeZone['Eastern Time (US & Canada)'].tomorrow
  travel_back
end

# File activesupport/test/time_zone_test.rb, line 130
def test_travel_to_a_date
  with_env_tz do
    Time.use_zone('Hawaii') do
      date = Date.new(2014, 2, 18)
      time = date.midnight

      travel_to date do
        assert_equal date, Date.current
        assert_equal time, Time.current
      end
    end
  end
end

# File activesupport/test/time_zone_test.rb, line 144
def test_travel_to_travels_back_and_reraises_if_the_block_raises
  ts = Time.current - 1.second

  travel_to ts do
    raise
  end

  flunk # ensure travel_to re-raises
rescue
  assert_not_equal ts, Time.current
end

# File activesupport/test/time_zone_test.rb, line 86
def test_unknown_timezones_delegation_to_tzinfo
  zone = ActiveSupport::TimeZone['America/Montevideo']
  assert_equal ActiveSupport::TimeZone, zone.class
  assert_equal zone.object_id, ActiveSupport::TimeZone['America/Montevideo'].object_id
  assert_equal Time.utc(2010, 1, 31, 22), zone.utc_to_local(Time.utc(2010, 2)) # daylight saving offset -0200
  assert_equal Time.utc(2010, 3, 31, 21), zone.utc_to_local(Time.utc(2010, 4)) # standard offset -0300
end

# File activesupport/test/time_zone_test.rb, line 409
def test_unknown_zone_should_have_tzinfo_but_exception_on_utc_offset
  zone = ActiveSupport::TimeZone.create("bogus")
  assert_instance_of TZInfo::TimezoneProxy, zone.tzinfo
  assert_raise(TZInfo::InvalidTimezoneIdentifier) { zone.utc_offset }
end

# File activesupport/test/time_zone_test.rb, line 415
def test_unknown_zone_with_utc_offset
  zone = ActiveSupport::TimeZone.create("bogus", -21_600)
  assert_equal(-21_600, zone.utc_offset)
end

# File activesupport/test/time_zone_test.rb, line 420
def test_unknown_zones_dont_store_mapping_keys
  ActiveSupport::TimeZone["bogus"]
  assert !ActiveSupport::TimeZone.zones_map.key?("bogus")
end

# File activesupport/test/time_zone_test.rb, line 429
def test_us_zones
  assert ActiveSupport::TimeZone.us_zones.include?(ActiveSupport::TimeZone["Hawaii"])
  assert !ActiveSupport::TimeZone.us_zones.include?(ActiveSupport::TimeZone["Kuala Lumpur"])
end

# File activesupport/test/time_zone_test.rb, line 321
def test_utc_offset_is_not_cached_when_current_period_gets_stale
  tz = ActiveSupport::TimeZone.create('Moscow')
  travel_to(Time.utc(2014, 10, 25, 21)) do # 1 hour before TZ change
    assert_equal 14400, tz.utc_offset, 'utc_offset should be initialized according to current_period'
  end

  travel_to(Time.utc(2014, 10, 25, 22)) do # after TZ change
    assert_equal 10800, tz.utc_offset, 'utc_offset should not be cached when current_period gets stale'
  end
end

# File activesupport/test/time_zone_test.rb, line 314
def test_utc_offset_lazy_loaded_from_tzinfo_when_not_passed_in_to_initialize
  tzinfo = TZInfo::Timezone.get('America/New_York')
  zone = ActiveSupport::TimeZone.create(tzinfo.name, nil, tzinfo)
  assert_equal nil, zone.instance_variable_get('@utc_offset')
  assert_equal(-18_000, zone.utc_offset)
end

# File activesupport/test/time_zone_test.rb, line 8
def test_utc_to_local
  zone = ActiveSupport::TimeZone['Eastern Time (US & Canada)']
  assert_equal Time.utc(1999, 12, 31, 19), zone.utc_to_local(Time.utc(2000, 1)) # standard offset -0500
  assert_equal Time.utc(2000, 6, 30, 20), zone.utc_to_local(Time.utc(2000, 7)) # dst offset -0400
end

# File activesupport/test/time_zone_test.rb, line 118
def test_yesterday
  travel_to(Time.utc(2000, 1, 1, 4, 59, 59)) # 1 sec before midnight Jan 1 EST
  assert_equal Date.new(1999, 12, 30), ActiveSupport::TimeZone['Eastern Time (US & Canada)'].yesterday
  travel_to(Time.utc(2000, 1, 1, 5)) # midnight Jan 1 EST
  assert_equal Date.new(1999, 12, 31), ActiveSupport::TimeZone['Eastern Time (US & Canada)'].yesterday
  travel_to(Time.utc(2000, 1, 2, 4, 59, 59)) # 1 sec before midnight Jan 2 EST
  assert_equal Date.new(1999, 12, 31), ActiveSupport::TimeZone['Eastern Time (US & Canada)'].yesterday
  travel_to(Time.utc(2000, 1, 2, 5)) # midnight Jan 2 EST
  assert_equal Date.new(2000, 1, 1), ActiveSupport::TimeZone['Eastern Time (US & Canada)'].yesterday
  travel_back
end

# File activesupport/test/time_zone_test.rb, line 362
def test_z_format_strings
  zone = ActiveSupport::TimeZone['Tokyo']
  twz = zone.now
  assert_equal '+0900',     twz.strftime('%z')
  assert_equal '+09:00',    twz.strftime('%:z')
  assert_equal '+09:00:00', twz.strftime('%::z')
end

# File activesupport/test/time_zone_test.rb, line 376
def test_zone_compare
  zone1 = ActiveSupport::TimeZone['Central Time (US & Canada)'] # offset -0600
  zone2 = ActiveSupport::TimeZone['Eastern Time (US & Canada)'] # offset -0500
  assert zone1 < zone2
  assert zone2 > zone1
  assert zone1 == zone1
end

# File activesupport/test/time_zone_test.rb, line 384
def test_zone_match
  zone = ActiveSupport::TimeZone['Eastern Time (US & Canada)']
  assert zone =~ /Eastern/
  assert zone =~ /New_York/
  assert zone !~ /Nonexistent_Place/
end