/
tc_timezone.rb
1361 lines (1096 loc) · 54.5 KB
/
tc_timezone.rb
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require File.join(File.expand_path(File.dirname(__FILE__)), 'test_utils')
include TZInfo
# Use send as a workaround for erroneous 'wrong number of arguments' errors with
# JRuby 9.0.5.0 when calling methods with Java implementations. See #114.
send(:using, TaintExt) if Module.const_defined?(:TaintExt)
class TCTimezone < Minitest::Test
class BlockCalled < StandardError
end
class TestTimezone < Timezone
def self.new(identifier, period_for_utc = nil, periods_for_local = nil, expected = nil)
t = super()
t.send(:setup, identifier, period_for_utc, periods_for_local, expected)
t
end
def identifier
@identifier
end
def period_for_utc(utc)
utc = TimeOrDateTime.wrap(utc)
raise "Unexpected utc #{utc} in period_for_utc" unless @expected.eql?(utc)
@period_for_utc
end
def periods_for_local(local)
local = TimeOrDateTime.wrap(local)
raise "Unexpected local #{local} in periods_for_local" unless @expected.eql?(local)
@periods_for_local.clone
end
def transitions_up_to(utc_to, utc_from = nil)
raise 'transitions_up_to called'
end
private
def setup(identifier, period_for_utc, periods_for_local, expected)
@identifier = identifier
@period_for_utc = period_for_utc
@periods_for_local = periods_for_local || []
@expected = TimeOrDateTime.wrap(expected)
end
end
class OffsetsUpToTestTimezone < Timezone
def self.new(identifier, expected_utc_to, expected_utc_from, transitions_up_to)
t = super()
t.send(:setup, identifier, expected_utc_to, expected_utc_from, transitions_up_to)
t
end
def identifier
@identifier
end
def period_for_utc(utc)
raise 'period_for_utc called'
end
def periods_for_local(local)
raise 'periods_for_local called'
end
def transitions_up_to(utc_to, utc_from = nil)
utc_to = TimeOrDateTime.wrap(utc_to)
raise "Unexpected utc_to #{utc_to || 'nil'} in transitions_up_to" unless @expected_utc_to.eql?(utc_to)
utc_from = utc_from ? TimeOrDateTime.wrap(utc_from) : nil
raise "Unexpected utc_from #{utc_from || 'nil'} in transitions_up_to" unless @expected_utc_from.eql?(utc_from)
if utc_from && utc_to <= utc_from
raise ArgumentError, 'utc_to must be greater than utc_from'
end
@transitions_up_to
end
private
def setup(identifier, expected_utc_to, expected_utc_from, transitions_up_to)
@identifier = identifier
@expected_utc_to = TimeOrDateTime.wrap(expected_utc_to)
@expected_utc_from = expected_utc_from ? TimeOrDateTime.wrap(expected_utc_from) : nil
@transitions_up_to = transitions_up_to
end
end
class OffsetsUpToNoTransitionsTestTimezone < Timezone
def self.new(identifier, expected_utc_to, expected_utc_from, period_for_utc)
t = super()
t.send(:setup, identifier, expected_utc_to, expected_utc_from, period_for_utc)
t
end
def identifier
@identifier
end
def period_for_utc(utc)
utc = TimeOrDateTime.wrap(utc)
raise "Unexpected utc #{utc} in period_for_utc (should be utc_from)" if @expected_utc_from && !@expected_utc_from.eql?(utc)
raise "Unexpected utc #{utc} in period_for_utc (should be < utc_to)" if !@expected_utc_from && @expected_utc_to <= utc
@period_for_utc
end
def periods_for_local(local)
raise 'periods_for_local called'
end
def transitions_up_to(utc_to, utc_from = nil)
utc_to = TimeOrDateTime.wrap(utc_to)
raise "Unexpected utc_to #{utc_to || 'nil'} in transitions_up_to" unless @expected_utc_to.eql?(utc_to)
utc_from = utc_from ? TimeOrDateTime.wrap(utc_from) : nil
raise "Unexpected utc_from #{utc_from || 'nil'} in transitions_up_to" unless @expected_utc_from.eql?(utc_from)
if utc_from && utc_to <= utc_from
raise ArgumentError, 'utc_to must be greater than utc_from'
end
[]
end
private
def setup(identifier, expected_utc_to, expected_utc_from, period_for_utc)
@identifier = identifier
@expected_utc_to = TimeOrDateTime.wrap(expected_utc_to)
@expected_utc_from = expected_utc_from ? TimeOrDateTime.wrap(expected_utc_from) : nil
@period_for_utc = period_for_utc
end
end
class TestTimezoneTransition < TimezoneTransition
def initialize(offset, previous_offset, at)
super(offset, previous_offset)
@at = TimeOrDateTime.wrap(at)
end
def at
@at
end
end
def setup
@orig_default_dst = Timezone.default_dst
@orig_data_source = DataSource.get
Timezone.send :init_loaded_zones
end
def teardown
Timezone.default_dst = @orig_default_dst
DataSource.set(@orig_data_source)
end
def test_default_dst_initial_value
assert_nil(Timezone.default_dst)
end
def test_set_default_dst
Timezone.default_dst = true
assert_equal(true, Timezone.default_dst)
Timezone.default_dst = false
assert_equal(false, Timezone.default_dst)
Timezone.default_dst = nil
assert_nil(Timezone.default_dst)
Timezone.default_dst = 0
assert_equal(true, Timezone.default_dst)
end
def test_get_valid_1
tz = Timezone.get('Europe/London')
assert_kind_of(DataTimezone, tz)
assert_equal('Europe/London', tz.identifier)
end
def test_get_valid_2
tz = Timezone.get('UTC')
# ZoneinfoDataSource doesn't return LinkedTimezoneInfo for any timezone.
if DataSource.get.load_timezone_info('UTC').kind_of?(LinkedTimezoneInfo)
assert_kind_of(LinkedTimezone, tz)
else
assert_kind_of(DataTimezone, tz)
end
assert_equal('UTC', tz.identifier)
end
def test_get_valid_3
tz = Timezone.get('America/Argentina/Buenos_Aires')
assert_kind_of(DataTimezone, tz)
assert_equal('America/Argentina/Buenos_Aires', tz.identifier)
end
def test_get_same_instance
tz1 = Timezone.get('Europe/London')
tz2 = Timezone.get('Europe/London')
assert_same(tz1, tz2)
end
def test_get_not_exist
assert_raises(InvalidTimezoneIdentifier) { Timezone.get('Nowhere/Special') }
end
def test_get_invalid
assert_raises(InvalidTimezoneIdentifier) { Timezone.get('../Definitions/UTC') }
end
def test_get_nil
assert_raises(InvalidTimezoneIdentifier) { Timezone.get(nil) }
end
def test_get_case
Timezone.get('Europe/Prague')
assert_raises(InvalidTimezoneIdentifier) { Timezone.get('Europe/prague') }
end
def test_get_proxy_valid
proxy = Timezone.get_proxy('Europe/London')
assert_kind_of(TimezoneProxy, proxy)
assert_equal('Europe/London', proxy.identifier)
end
def test_get_proxy_not_exist
proxy = Timezone.get_proxy('Not/There')
assert_kind_of(TimezoneProxy, proxy)
assert_equal('Not/There', proxy.identifier)
end
def test_get_proxy_invalid
proxy = Timezone.get_proxy('../Invalid/Identifier')
assert_kind_of(TimezoneProxy, proxy)
assert_equal('../Invalid/Identifier', proxy.identifier)
end
def test_get_tainted_loaded
Timezone.get('Europe/Andorra')
safe_test(:unavailable => :skip) do
identifier = 'Europe/Andorra'.dup.taint
assert(identifier.tainted?)
tz = Timezone.get(identifier)
assert_equal('Europe/Andorra', tz.identifier)
assert(identifier.tainted?)
end
end
def test_get_tainted_and_frozen_loaded
Timezone.get('Europe/Andorra')
safe_test do
tz = Timezone.get('Europe/Andorra'.dup.taint.freeze)
assert_equal('Europe/Andorra', tz.identifier)
end
end
def test_get_tainted_not_previously_loaded
skip_if_has_bug_14060
safe_test(:unavailable => :skip) do
identifier = 'Europe/Andorra'.dup.taint
assert(identifier.tainted?)
tz = Timezone.get(identifier)
assert_equal('Europe/Andorra', tz.identifier)
assert(identifier.tainted?)
end
end
def test_get_tainted_and_frozen_not_previously_loaded
skip_if_has_bug_14060
safe_test do
tz = Timezone.get('Europe/Amsterdam'.dup.taint.freeze)
assert_equal('Europe/Amsterdam', tz.identifier)
end
end
def test_new_no_args
tz = Timezone.new
assert_raises(UnknownTimezone) { tz.identifier }
assert_raises(UnknownTimezone) { tz.friendly_identifier }
assert_raises(UnknownTimezone) { tz.utc_to_local(DateTime.new(2006,1,1,1,0,0)) }
assert_raises(UnknownTimezone) { tz.local_to_utc(DateTime.new(2006,1,1,1,0,0)) }
assert_raises(UnknownTimezone) { tz.period_for_utc(DateTime.new(2006,1,1,1,0,0)) }
assert_raises(UnknownTimezone) { tz.periods_for_local(DateTime.new(2006,1,1,1,0,0)) }
assert_raises(UnknownTimezone) { tz.period_for_local(DateTime.new(2006,1,1,1,0,0)) }
assert_raises(UnknownTimezone) { tz.now }
assert_raises(UnknownTimezone) { tz.current_period_and_time }
assert_raises(UnknownTimezone) { tz.transitions_up_to(DateTime.new(2006,1,1,1,0,0)) }
assert_raises(UnknownTimezone) { tz.canonical_identifier }
assert_raises(UnknownTimezone) { tz.canonical_zone }
end
def test_new_nil
tz = Timezone.new(nil)
assert_raises(UnknownTimezone) { tz.identifier }
assert_raises(UnknownTimezone) { tz.friendly_identifier }
assert_raises(UnknownTimezone) { tz.utc_to_local(DateTime.new(2006,1,1,1,0,0)) }
assert_raises(UnknownTimezone) { tz.local_to_utc(DateTime.new(2006,1,1,1,0,0)) }
assert_raises(UnknownTimezone) { tz.period_for_utc(DateTime.new(2006,1,1,1,0,0)) }
assert_raises(UnknownTimezone) { tz.periods_for_local(DateTime.new(2006,1,1,1,0,0)) }
assert_raises(UnknownTimezone) { tz.period_for_local(DateTime.new(2006,1,1,1,0,0)) }
assert_raises(UnknownTimezone) { tz.now }
assert_raises(UnknownTimezone) { tz.current_period_and_time }
assert_raises(UnknownTimezone) { tz.transitions_up_to(DateTime.new(2006,1,1,1,0,0)) }
assert_raises(UnknownTimezone) { tz.canonical_identifier }
assert_raises(UnknownTimezone) { tz.canonical_zone }
end
def test_new_arg
tz = Timezone.new('Europe/London')
assert_same(Timezone.get('Europe/London'), tz)
end
def test_new_arg_not_exist
assert_raises(InvalidTimezoneIdentifier) { Timezone.new('Nowhere/Special') }
end
def test_all
all = Timezone.all
expected = DataSource.get.timezone_identifiers.collect {|identifier| Timezone.get_proxy(identifier)}
assert_equal(expected, all)
end
def test_all_identifiers
all = Timezone.all_identifiers
assert_equal(DataSource.get.timezone_identifiers, all)
end
def test_all_data_zones
all_data = Timezone.all_data_zones
expected = DataSource.get.data_timezone_identifiers.collect {|identifier| Timezone.get_proxy(identifier)}
assert_equal(expected, all_data)
end
def test_all_data_zone_identifiers
all_data = Timezone.all_data_zone_identifiers
assert_equal(DataSource.get.data_timezone_identifiers, all_data)
end
def test_all_linked_zones
all_linked = Timezone.all_linked_zones
expected = DataSource.get.linked_timezone_identifiers.collect {|identifier| Timezone.get_proxy(identifier)}
assert_equal(expected, all_linked)
end
def test_all_linked_zone_identifiers
all_linked = Timezone.all_linked_zone_identifiers
assert_equal(DataSource.get.linked_timezone_identifiers, all_linked)
end
def test_all_country_zones
# Probably should relax this test - just need all the zones, don't care
# about order.
expected = Country.all.inject([]) {|result,country|
result += country.zones
}
expected.uniq!
all_country_zones = Timezone.all_country_zones
assert_equal(expected, all_country_zones)
all_country_zone_identifiers = Timezone.all_country_zone_identifiers
assert_equal(all_country_zone_identifiers.length, all_country_zones.length)
all_country_zones.each {|zone|
assert_kind_of(TimezoneProxy, zone)
assert(all_country_zone_identifiers.include?(zone.identifier))
}
end
def test_all_country_zone_identifiers
# Probably should relax this test - just need all the zones, don't care
# about order.
expected = Country.all.inject([]) {|result,country|
result += country.zone_identifiers
}
expected.uniq!
assert_equal(expected, Timezone.all_country_zone_identifiers)
end
def test_us_zones
# Probably should relax this test - just need all the zones, don't care
# about order.
us_zones = Timezone.us_zones
assert_equal(Country.get('US').zones.uniq, us_zones)
us_zone_identifiers = Timezone.us_zone_identifiers
assert_equal(us_zone_identifiers.length, us_zones.length)
us_zones.each {|zone|
assert_kind_of(TimezoneProxy, zone)
assert(us_zone_identifiers.include?(zone.identifier))
}
end
def test_us_zone_identifiers
# Probably should relax this test - just need all the zones, don't care
# about order.
assert_equal(Country.get('US').zone_identifiers.uniq, Timezone.us_zone_identifiers)
end
def test_identifier
assert_raises(UnknownTimezone) { Timezone.new.identifier }
assert_equal('Europe/Paris', TestTimezone.new('Europe/Paris').identifier)
end
def test_name
assert_raises(UnknownTimezone) { Timezone.new.name }
assert_equal('Europe/Paris', TestTimezone.new('Europe/Paris').name)
end
def test_friendly_identifier
assert_equal('Paris', TestTimezone.new('Europe/Paris').friendly_identifier(true))
assert_equal('Europe - Paris', TestTimezone.new('Europe/Paris').friendly_identifier(false))
assert_equal('Europe - Paris', TestTimezone.new('Europe/Paris').friendly_identifier)
assert_equal('Knox, Indiana', TestTimezone.new('America/Indiana/Knox').friendly_identifier(true))
assert_equal('America - Knox, Indiana', TestTimezone.new('America/Indiana/Knox').friendly_identifier(false))
assert_equal('America - Knox, Indiana', TestTimezone.new('America/Indiana/Knox').friendly_identifier)
assert_equal('Dumont D\'Urville', TestTimezone.new('Antarctica/DumontDUrville').friendly_identifier(true))
assert_equal('Antarctica - Dumont D\'Urville', TestTimezone.new('Antarctica/DumontDUrville').friendly_identifier(false))
assert_equal('Antarctica - Dumont D\'Urville', TestTimezone.new('Antarctica/DumontDUrville').friendly_identifier)
assert_equal('McMurdo', TestTimezone.new('Antarctica/McMurdo').friendly_identifier(true))
assert_equal('Antarctica - McMurdo', TestTimezone.new('Antarctica/McMurdo').friendly_identifier(false))
assert_equal('Antarctica - McMurdo', TestTimezone.new('Antarctica/McMurdo').friendly_identifier)
assert_equal('GMT+1', TestTimezone.new('Etc/GMT+1').friendly_identifier(true))
assert_equal('Etc - GMT+1', TestTimezone.new('Etc/GMT+1').friendly_identifier(false))
assert_equal('Etc - GMT+1', TestTimezone.new('Etc/GMT+1').friendly_identifier)
assert_equal('UTC', TestTimezone.new('UTC').friendly_identifier(true))
assert_equal('UTC', TestTimezone.new('UTC').friendly_identifier(false))
assert_equal('UTC', TestTimezone.new('UTC').friendly_identifier)
end
if defined?(Encoding)
def test_friendly_identifier_non_binary_encoding
refute_equal(Encoding::ASCII_8BIT, TestTimezone.new('Europe/Paris').friendly_identifier(true).encoding)
refute_equal(Encoding::ASCII_8BIT, TestTimezone.new('Europe/Paris').friendly_identifier(false).encoding)
end
end
def test_to_s
assert_equal('Europe - Paris', TestTimezone.new('Europe/Paris').to_s)
assert_equal('America - Knox, Indiana', TestTimezone.new('America/Indiana/Knox').to_s)
assert_equal('Antarctica - Dumont D\'Urville', TestTimezone.new('Antarctica/DumontDUrville').to_s)
assert_equal('Antarctica - McMurdo', TestTimezone.new('Antarctica/McMurdo').to_s)
assert_equal('Etc - GMT+1', TestTimezone.new('Etc/GMT+1').to_s)
assert_equal('UTC', TestTimezone.new('UTC').to_s)
end
def test_period_for_local
dt = DateTime.new(2005,2,18,16,24,23)
dt2 = DateTime.new(2005,2,18,16,24,23).new_offset(Rational(5,24))
dt3 = DateTime.new(2005,2,18,16,24,23 + Rational(789, 1000))
t = Time.utc(2005,2,18,16,24,23)
t2 = Time.local(2005,2,18,16,24,23)
t3 = Time.utc(2005,2,18,16,24,23,789000)
ts = t.to_i
o1 = TimezoneOffset.new(0, 0, :GMT)
o2 = TimezoneOffset.new(0, 3600, :BST)
period = TimezonePeriod.new(
TestTimezoneTransition.new(o1, o2, 1099184400),
TestTimezoneTransition.new(o2, o1, 1111885200))
dt_period = TestTimezone.new('Europe/London', nil, [period], dt).period_for_local(dt)
dt2_period = TestTimezone.new('Europe/London', nil, [period], dt2).period_for_local(dt2)
dt3_period = TestTimezone.new('Europe/London', nil, [period], dt3).period_for_local(dt3)
t_period = TestTimezone.new('Europe/London', nil, [period], t).period_for_local(t)
t2_period = TestTimezone.new('Europe/London', nil, [period], t2).period_for_local(t2)
t3_period = TestTimezone.new('Europe/London', nil, [period], t3).period_for_local(t3)
ts_period = TestTimezone.new('Europe/London', nil, [period], ts).period_for_local(ts)
assert_equal(period, dt_period)
assert_equal(period, dt2_period)
assert_equal(period, dt3_period)
assert_equal(period, t_period)
assert_equal(period, t2_period)
assert_equal(period, t3_period)
assert_equal(period, ts_period)
end
def test_period_for_local_invalid
dt = DateTime.new(2004,4,4,2,30,0)
tz = TestTimezone.new('America/New_York', nil, [], dt)
assert_raises(PeriodNotFound) do
tz.period_for_local(dt)
end
end
def test_period_for_local_ambiguous
o1 = TimezoneOffset.new(-18000, 0, :EST)
o2 = TimezoneOffset.new(-18000, 3600, :EDT)
t1 = TestTimezoneTransition.new(o2, o1, 1081062000)
t2 = TestTimezoneTransition.new(o1, o2, 1099202400)
t3 = TestTimezoneTransition.new(o2, o1, 1112511600)
p1 = TimezonePeriod.new(t1, t2)
p2 = TimezonePeriod.new(t2, t3)
dt = DateTime.new(2004,10,31,1,0,0)
dt2 = DateTime.new(2004,10,31,1,0,Rational(555,1000))
t = Time.utc(2004,10,31,1,30,0)
t2 = Time.utc(2004,10,31,1,30,0,555000)
i = Time.utc(2004,10,31,1,59,59).to_i
dt_tz = TestTimezone.new('America/New_York', nil, [p1, p2], dt)
dt2_tz = TestTimezone.new('America/New_York', nil, [p1, p2], dt2)
t_tz = TestTimezone.new('America/New_York', nil, [p1, p2], t)
t2_tz = TestTimezone.new('America/New_York', nil, [p1, p2], t2)
i_tz = TestTimezone.new('America/New_York', nil, [p1, p2], i)
assert_raises(AmbiguousTime) { dt_tz.period_for_local(dt) }
assert_raises(AmbiguousTime) { dt2_tz.period_for_local(dt2) }
assert_raises(AmbiguousTime) { t_tz.period_for_local(t) }
assert_raises(AmbiguousTime) { t2_tz.period_for_local(t2) }
assert_raises(AmbiguousTime) { i_tz.period_for_local(i) }
end
def test_period_for_local_not_found
dt = DateTime.new(2004,4,4,2,0,0)
dt2 = DateTime.new(2004,4,4,2,0,Rational(987,1000))
t = Time.utc(2004,4,4,2,30,0)
t2 = Time.utc(2004,4,4,2,30,0,987000)
i = Time.utc(2004,4,4,2,59,59).to_i
dt_tz = TestTimezone.new('America/New_York', nil, [], dt)
dt2_tz = TestTimezone.new('America/New_York', nil, [], dt2)
t_tz = TestTimezone.new('America/New_York', nil, [], t)
t2_tz = TestTimezone.new('America/New_York', nil, [], t2)
i_tz = TestTimezone.new('America/New_York', nil, [], i)
assert_raises(PeriodNotFound) { dt_tz.period_for_local(dt) }
assert_raises(PeriodNotFound) { dt2_tz.period_for_local(dt2) }
assert_raises(PeriodNotFound) { t_tz.period_for_local(t) }
assert_raises(PeriodNotFound) { t2_tz.period_for_local(t2) }
assert_raises(PeriodNotFound) { i_tz.period_for_local(i) }
end
def test_period_for_local_default_dst_set_true
Timezone.default_dst = true
o1 = TimezoneOffset.new(-18000, 0, :EST)
o2 = TimezoneOffset.new(-18000, 3600, :EDT)
t1 = TestTimezoneTransition.new(o2, o1, 1081062000)
t2 = TestTimezoneTransition.new(o1, o2, 1099202400)
t3 = TestTimezoneTransition.new(o2, o1, 1112511600)
p1 = TimezonePeriod.new(t1, t2)
p2 = TimezonePeriod.new(t2, t3)
dt = DateTime.new(2004,10,31,1,30,0)
tz = TestTimezone.new('America/New_York', nil, [p1, p2], dt)
assert_equal(p1, tz.period_for_local(dt))
assert_equal(p1, tz.period_for_local(dt, true))
assert_equal(p2, tz.period_for_local(dt, false))
assert_raises(AmbiguousTime) { tz.period_for_local(dt, nil) }
end
def test_period_for_local_default_dst_set_false
Timezone.default_dst = false
o1 = TimezoneOffset.new(-18000, 0, :EST)
o2 = TimezoneOffset.new(-18000, 3600, :EDT)
t1 = TestTimezoneTransition.new(o2, o1, 1081062000)
t2 = TestTimezoneTransition.new(o1, o2, 1099202400)
t3 = TestTimezoneTransition.new(o2, o1, 1112511600)
p1 = TimezonePeriod.new(t1, t2)
p2 = TimezonePeriod.new(t2, t3)
dt = DateTime.new(2004,10,31,1,30,0)
tz = TestTimezone.new('America/New_York', nil, [p1, p2], dt)
assert_equal(p2, tz.period_for_local(dt))
assert_equal(p1, tz.period_for_local(dt, true))
assert_equal(p2, tz.period_for_local(dt, false))
assert_raises(AmbiguousTime) { tz.period_for_local(dt, nil) }
end
def test_period_for_local_dst_flag_resolved
o1 = TimezoneOffset.new(-18000, 0, :EST)
o2 = TimezoneOffset.new(-18000, 3600, :EDT)
t1 = TestTimezoneTransition.new(o2, o1, 1081062000)
t2 = TestTimezoneTransition.new(o1, o2, 1099202400)
t3 = TestTimezoneTransition.new(o2, o1, 1112511600)
p1 = TimezonePeriod.new(t1, t2)
p2 = TimezonePeriod.new(t2, t3)
dt = DateTime.new(2004,10,31,1,30,0)
tz = TestTimezone.new('America/New_York', nil, [p1, p2], dt)
assert_equal(p1, tz.period_for_local(dt, true))
assert_equal(p2, tz.period_for_local(dt, false))
assert_equal(p1, tz.period_for_local(dt, true) {|periods| raise BlockCalled, 'should not be called' })
assert_equal(p2, tz.period_for_local(dt, false) {|periods| raise BlockCalled, 'should not be called' })
end
def test_period_for_local_dst_block_called
o1 = TimezoneOffset.new(-18000, 0, :EST)
o2 = TimezoneOffset.new(-18000, 3600, :EDT)
t1 = TestTimezoneTransition.new(o2, o1, 1081062000)
t2 = TestTimezoneTransition.new(o1, o2, 1099202400)
t3 = TestTimezoneTransition.new(o2, o1, 1112511600)
p1 = TimezonePeriod.new(t1, t2)
p2 = TimezonePeriod.new(t2, t3)
dt = DateTime.new(2004,10,31,1,30,0)
tz = TestTimezone.new('America/New_York', nil, [p1, p2], dt)
assert_raises(BlockCalled) {
tz.period_for_local(dt) {|periods|
assert_equal([p1, p2], periods)
# raise exception to test that the block was called
raise BlockCalled, 'should be raised'
}
}
assert_equal(p1, tz.period_for_local(dt) {|periods| periods.first})
assert_equal(p2, tz.period_for_local(dt) {|periods| periods.last})
assert_equal(p1, tz.period_for_local(dt) {|periods| [periods.first]})
assert_equal(p2, tz.period_for_local(dt) {|periods| [periods.last]})
end
def test_period_for_local_dst_cannot_resolve
# At midnight local time on Aug 5 1915 in Warsaw, the clocks were put back
# 24 minutes and both periods were non-DST. Hence the block should be
# called regardless of the value of the Boolean dst parameter.
o0 = TimezoneOffset.new(5040, 0, :LMT)
o1 = TimezoneOffset.new(5040, 0, :WMT)
o2 = TimezoneOffset.new(3600, 0, :CET)
o3 = TimezoneOffset.new(3600, 3600, :CEST)
t1 = TestTimezoneTransition.new(o1, o0, DateTime.new(1879, 12, 31, 22, 36, 0))
t2 = TestTimezoneTransition.new(o2, o1, DateTime.new(1915, 8, 4, 22, 36, 0))
t3 = TestTimezoneTransition.new(o3, o2, DateTime.new(1916, 4, 30, 22, 0, 0))
p1 = TimezonePeriod.new(t1, t2)
p2 = TimezonePeriod.new(t2, t3)
dt = DateTime.new(1915,8,4,23,40,0)
tz = TestTimezone.new('Europe/Warsaw', nil, [p1, p2], dt)
assert_raises(BlockCalled) {
tz.period_for_local(dt, true) {|periods|
assert_equal([p1, p2], periods)
raise BlockCalled, 'should be raised'
}
}
assert_raises(BlockCalled) {
tz.period_for_local(dt, false) {|periods|
assert_equal([p1, p2], periods)
raise BlockCalled, 'should be raised'
}
}
end
def test_period_for_local_block_ambiguous
o1 = TimezoneOffset.new(-18000, 0, :EST)
o2 = TimezoneOffset.new(-18000, 3600, :EDT)
t1 = TestTimezoneTransition.new(o2, o1, 1081062000)
t2 = TestTimezoneTransition.new(o1, o2, 1099202400)
t3 = TestTimezoneTransition.new(o2, o1, 1112511600)
p1 = TimezonePeriod.new(t1, t2)
p2 = TimezonePeriod.new(t2, t3)
dt = DateTime.new(2004,10,31,1,30,0)
tz = TestTimezone.new('America/New_York', nil, [p1, p2], dt)
assert_raises(AmbiguousTime) do
tz.period_for_local(dt) {|periods| nil}
end
assert_raises(AmbiguousTime) do
tz.period_for_local(dt) {|periods| periods}
end
assert_raises(AmbiguousTime) do
tz.period_for_local(dt) {|periods| []}
end
assert_raises(AmbiguousTime) do
tz.period_for_local(dt) {|periods| raise AmbiguousTime, 'Ambiguous time'}
end
end
def test_utc_to_local
dt = DateTime.new(2005,6,18,16,24,23)
dt2 = DateTime.new(2005,6,18,16,24,23).new_offset(Rational(5,24))
dtu = DateTime.new(2005,6,18,16,24,23 + Rational(567,1000))
dtu2 = DateTime.new(2005,6,18,16,24,23 + Rational(567,1000)).new_offset(Rational(5,24))
t = Time.utc(2005,6,18,16,24,23)
t2 = Time.local(2005,6,18,16,24,23)
tu = Time.utc(2005,6,18,16,24,23,567000)
tu2 = Time.local(2005,6,18,16,24,23,567000)
ts = t.to_i
o1 = TimezoneOffset.new(0, 0, :GMT)
o2 = TimezoneOffset.new(0, 3600, :BST)
period = TimezonePeriod.new(
TestTimezoneTransition.new(o2, o1, 1111885200),
TestTimezoneTransition.new(o1, o2, 1130634000))
assert_equal(DateTime.new(2005,6,18,17,24,23), TestTimezone.new('Europe/London', period, [], dt).utc_to_local(dt))
assert_equal(DateTime.new(2005,6,18,17,24,23), TestTimezone.new('Europe/London', period, [], dt2).utc_to_local(dt2))
assert_equal(DateTime.new(2005,6,18,17,24,23 + Rational(567,1000)), TestTimezone.new('Europe/London', period, [], dtu).utc_to_local(dtu))
assert_equal(DateTime.new(2005,6,18,17,24,23 + Rational(567,1000)), TestTimezone.new('Europe/London', period, [], dtu2).utc_to_local(dtu2))
assert_equal(Time.utc(2005,6,18,17,24,23), TestTimezone.new('Europe/London', period, [], t).utc_to_local(t))
assert_equal(Time.utc(2005,6,18,17,24,23), TestTimezone.new('Europe/London', period, [], t2).utc_to_local(t2))
assert_equal(Time.utc(2005,6,18,17,24,23,567000), TestTimezone.new('Europe/London', period, [], tu).utc_to_local(tu))
assert_equal(Time.utc(2005,6,18,17,24,23,567000), TestTimezone.new('Europe/London', period, [], tu2).utc_to_local(tu2))
assert_equal(Time.utc(2005,6,18,17,24,23).to_i, TestTimezone.new('Europe/London', period, [], ts).utc_to_local(ts))
end
def test_utc_to_local_offset
dt = DateTime.new(2005,6,18,16,24,23)
dt2 = DateTime.new(2005,6,18,16,24,23).new_offset(Rational(5,24))
dtu = DateTime.new(2005,6,18,16,24,23 + Rational(567,1000))
dtu2 = DateTime.new(2005,6,18,16,24,23 + Rational(567,1000)).new_offset(Rational(5,24))
t = Time.utc(2005,6,18,16,24,23)
t2 = Time.local(2005,6,18,16,24,23)
tu = Time.utc(2005,6,18,16,24,23,567000)
tu2 = Time.local(2005,6,18,16,24,23,567000)
o1 = TimezoneOffset.new(0, 0, :GMT)
o2 = TimezoneOffset.new(0, 3600, :BST)
period = TimezonePeriod.new(
TestTimezoneTransition.new(o2, o1, 1111885200),
TestTimezoneTransition.new(o1, o2, 1130634000))
assert_equal(0, TestTimezone.new('Europe/London', period, [], dt).utc_to_local(dt).offset)
assert_equal(0, TestTimezone.new('Europe/London', period, [], dt2).utc_to_local(dt2).offset)
assert_equal(0, TestTimezone.new('Europe/London', period, [], dtu).utc_to_local(dtu).offset)
assert_equal(0, TestTimezone.new('Europe/London', period, [], dtu2).utc_to_local(dtu2).offset)
assert_equal(0, TestTimezone.new('Europe/London', period, [], t).utc_to_local(t).utc_offset)
assert(TestTimezone.new('Europe/London', period, [], t).utc_to_local(t).utc?)
assert_equal(0, TestTimezone.new('Europe/London', period, [], t2).utc_to_local(t2).utc_offset)
assert(TestTimezone.new('Europe/London', period, [], t2).utc_to_local(t2).utc?)
assert_equal(0, TestTimezone.new('Europe/London', period, [], tu).utc_to_local(tu).utc_offset)
assert(TestTimezone.new('Europe/London', period, [], tu).utc_to_local(tu).utc?)
assert_equal(0, TestTimezone.new('Europe/London', period, [], tu2).utc_to_local(tu2).utc_offset)
assert(TestTimezone.new('Europe/London', period, [], tu2).utc_to_local(tu2).utc?)
end
def test_local_to_utc
dt = DateTime.new(2005,6,18,16,24,23)
dt2 = DateTime.new(2005,6,18,16,24,23).new_offset(Rational(5, 24))
dtu = DateTime.new(2005,6,18,16,24,23 + Rational(567,1000))
dtu2 = DateTime.new(2005,6,18,16,24,23 + Rational(567,1000)).new_offset(Rational(5, 24))
t = Time.utc(2005,6,18,16,24,23)
t2 = Time.local(2005,6,18,16,24,23)
tu = Time.utc(2005,6,18,16,24,23,567000)
tu2 = Time.local(2005,6,18,16,24,23,567000)
ts = t.to_i
o1 = TimezoneOffset.new(0, 0, :GMT)
o2 = TimezoneOffset.new(0, 3600, :BST)
period = TimezonePeriod.new(
TestTimezoneTransition.new(o2, o1, 1111885200),
TestTimezoneTransition.new(o1, o2, 1130634000))
assert_equal(DateTime.new(2005,6,18,15,24,23), TestTimezone.new('Europe/London', nil, [period], dt).local_to_utc(dt))
assert_equal(DateTime.new(2005,6,18,15,24,23), TestTimezone.new('Europe/London', nil, [period], dt2).local_to_utc(dt2))
assert_equal(DateTime.new(2005,6,18,15,24,23 + Rational(567,1000)), TestTimezone.new('Europe/London', nil, [period], dtu).local_to_utc(dtu))
assert_equal(DateTime.new(2005,6,18,15,24,23 + Rational(567,1000)), TestTimezone.new('Europe/London', nil, [period], dtu2).local_to_utc(dtu2))
assert_equal(Time.utc(2005,6,18,15,24,23), TestTimezone.new('Europe/London', nil, [period], t).local_to_utc(t))
assert_equal(Time.utc(2005,6,18,15,24,23), TestTimezone.new('Europe/London', nil, [period], t2).local_to_utc(t2))
assert_equal(Time.utc(2005,6,18,15,24,23,567000), TestTimezone.new('Europe/London', nil, [period], tu).local_to_utc(tu))
assert_equal(Time.utc(2005,6,18,15,24,23,567000), TestTimezone.new('Europe/London', nil, [period], tu2).local_to_utc(tu2))
assert_equal(Time.utc(2005,6,18,15,24,23).to_i, TestTimezone.new('Europe/London', nil, [period], ts).local_to_utc(ts))
end
def test_local_to_utc_offset
dt = DateTime.new(2005,6,18,16,24,23)
dt2 = DateTime.new(2005,6,18,16,24,23).new_offset(Rational(5, 24))
dtu = DateTime.new(2005,6,18,16,24,23 + Rational(567,1000))
dtu2 = DateTime.new(2005,6,18,16,24,23 + Rational(567,1000)).new_offset(Rational(5, 24))
t = Time.utc(2005,6,18,16,24,23)
t2 = Time.local(2005,6,18,16,24,23)
tu = Time.utc(2005,6,18,16,24,23,567000)
tu2 = Time.local(2005,6,18,16,24,23,567000)
o1 = TimezoneOffset.new(0, 0, :GMT)
o2 = TimezoneOffset.new(0, 3600, :BST)
period = TimezonePeriod.new(
TestTimezoneTransition.new(o2, o1, 1111885200),
TestTimezoneTransition.new(o1, o2, 1130634000))
assert_equal(0, TestTimezone.new('Europe/London', nil, [period], dt).local_to_utc(dt).offset)
assert_equal(0, TestTimezone.new('Europe/London', nil, [period], dt2).local_to_utc(dt2).offset)
assert_equal(0, TestTimezone.new('Europe/London', nil, [period], dtu).local_to_utc(dtu).offset)
assert_equal(0, TestTimezone.new('Europe/London', nil, [period], dtu2).local_to_utc(dtu2).offset)
assert_equal(0, TestTimezone.new('Europe/London', nil, [period], t).local_to_utc(t).utc_offset)
assert(TestTimezone.new('Europe/London', nil, [period], t).local_to_utc(t).utc?)
assert_equal(0, TestTimezone.new('Europe/London', nil, [period], t2).local_to_utc(t2).utc_offset)
assert(TestTimezone.new('Europe/London', nil, [period], t2).local_to_utc(t2).utc?)
assert_equal(0, TestTimezone.new('Europe/London', nil, [period], tu).local_to_utc(tu).utc_offset)
assert(TestTimezone.new('Europe/London', nil, [period], tu).local_to_utc(tu).utc?)
assert_equal(0, TestTimezone.new('Europe/London', nil, [period], tu2).local_to_utc(tu2).utc_offset)
assert(TestTimezone.new('Europe/London', nil, [period], tu2).local_to_utc(tu2).utc?)
end
def test_local_to_utc_utc_local_returns_utc
# Check that UTC time instances are always returned even if the system
# is using UTC as the time zone.
# Note that this will only test will only work correctly on platforms where
# setting the TZ environment variable has an effect. If setting TZ has no
# effect, then this test will still pass.
old_tz = ENV['TZ']
begin
ENV['TZ'] = 'UTC'
tz = Timezone.get('America/New_York')
t = tz.local_to_utc(Time.local(2014, 1, 11, 17, 18, 41))
assert_equal(Time.utc(2014, 1, 11, 22, 18, 41), t)
assert(t.utc?)
ensure
ENV['TZ'] = old_tz
end
end
def test_local_to_utc_invalid
dt = DateTime.new(2004,4,4,2,30,0)
tz = TestTimezone.new('America/New_York', nil, [], dt)
assert_raises(PeriodNotFound) { tz.local_to_utc(dt) }
t = Time.utc(2004,4,4,2,30,0)
tz = TestTimezone.new('America/New_York', nil, [], t)
assert_raises(PeriodNotFound) { tz.local_to_utc(t) }
i = Time.utc(2004,4,4,2,30,0).to_i
tz = TestTimezone.new('America/New_York', nil, [], i)
assert_raises(PeriodNotFound) { tz.local_to_utc(i) }
end
def test_local_to_utc_ambiguous
o1 = TimezoneOffset.new(-18000, 0, :EST)
o2 = TimezoneOffset.new(-18000, 3600, :EDT)
t1 = TestTimezoneTransition.new(o2, o1, 1081062000)
t2 = TestTimezoneTransition.new(o1, o2, 1099202400)
t3 = TestTimezoneTransition.new(o2, o1, 1112511600)
p1 = TimezonePeriod.new(t1, t2)
p2 = TimezonePeriod.new(t2, t3)
dt = DateTime.new(2004,10,31,1,30,0)
tz = TestTimezone.new('America/New_York', nil, [p1, p2], dt)
assert_raises(AmbiguousTime) { tz.local_to_utc(dt) }
t = Time.utc(2004,10,31,1,30,0)
tz = TestTimezone.new('America/New_York', nil, [p1, p2], t)
assert_raises(AmbiguousTime) { tz.local_to_utc(t) }
i = Time.utc(2004,10,31,1,30,0).to_i
tz = TestTimezone.new('America/New_York', nil, [p1, p2], i)
assert_raises(AmbiguousTime) { tz.local_to_utc(i) }
f = Time.utc(2004,10,31,1,30,0,501).to_i
tz = TestTimezone.new('America/New_York', nil, [p1, p2], f)
assert_raises(AmbiguousTime) { tz.local_to_utc(f) }
end
def test_local_to_utc_not_found
dt = DateTime.new(2004,4,4,2,0,0)
t = Time.utc(2004,4,4,2,30,0)
i = Time.utc(2004,4,4,2,59,59).to_i
dt_tz = TestTimezone.new('America/New_York', nil, [], dt)
t_tz = TestTimezone.new('America/New_York', nil, [], t)
i_tz = TestTimezone.new('America/New_York', nil, [], i)
assert_raises(PeriodNotFound) { dt_tz.local_to_utc(dt) }
assert_raises(PeriodNotFound) { t_tz.local_to_utc(t) }
assert_raises(PeriodNotFound) { i_tz.local_to_utc(i) }
end
def test_local_to_utc_default_dst_set_true
Timezone.default_dst = true
o1 = TimezoneOffset.new(-18000, 0, :EST)
o2 = TimezoneOffset.new(-18000, 3600, :EDT)
t1 = TestTimezoneTransition.new(o2, o1, 1081062000)
t2 = TestTimezoneTransition.new(o1, o2, 1099202400)
t3 = TestTimezoneTransition.new(o2, o1, 1112511600)
p1 = TimezonePeriod.new(t1, t2)
p2 = TimezonePeriod.new(t2, t3)
dt = DateTime.new(2004,10,31,1,30,0)
tz = TestTimezone.new('America/New_York', nil, [p1, p2], dt)
assert_equal(DateTime.new(2004,10,31,5,30,0), tz.local_to_utc(dt))
assert_equal(DateTime.new(2004,10,31,5,30,0), tz.local_to_utc(dt, true))
assert_equal(DateTime.new(2004,10,31,6,30,0), tz.local_to_utc(dt, false))
assert_raises(AmbiguousTime) { tz.local_to_utc(dt, nil) }
assert_equal(DateTime.new(2004,10,31,5,30,0), tz.local_to_utc(dt) {|periods| raise BlockCalled, 'should not be called' })
end
def test_local_to_utc_default_dst_set_false
Timezone.default_dst = false
o1 = TimezoneOffset.new(-18000, 0, :EST)
o2 = TimezoneOffset.new(-18000, 3600, :EDT)
t1 = TestTimezoneTransition.new(o2, o1, 1081062000)
t2 = TestTimezoneTransition.new(o1, o2, 1099202400)
t3 = TestTimezoneTransition.new(o2, o1, 1112511600)
p1 = TimezonePeriod.new(t1, t2)
p2 = TimezonePeriod.new(t2, t3)
dt = DateTime.new(2004,10,31,1,30,0)
tz = TestTimezone.new('America/New_York', nil, [p1, p2], dt)
assert_equal(DateTime.new(2004,10,31,6,30,0), tz.local_to_utc(dt))
assert_equal(DateTime.new(2004,10,31,6,30,0), tz.local_to_utc(dt, false))
assert_equal(DateTime.new(2004,10,31,5,30,0), tz.local_to_utc(dt, true))
assert_raises(AmbiguousTime) { tz.local_to_utc(dt, nil) }
assert_equal(DateTime.new(2004,10,31,6,30,0), tz.local_to_utc(dt) {|periods| raise BlockCalled, 'should not be called' })
end
def test_local_to_utc_dst_flag_resolved
o1 = TimezoneOffset.new(-18000, 0, :EST)
o2 = TimezoneOffset.new(-18000, 3600, :EDT)
t1 = TestTimezoneTransition.new(o2, o1, 1081062000)
t2 = TestTimezoneTransition.new(o1, o2, 1099202400)
t3 = TestTimezoneTransition.new(o2, o1, 1112511600)
p1 = TimezonePeriod.new(t1, t2)
p2 = TimezonePeriod.new(t2, t3)
dt = DateTime.new(2004,10,31,1,30,0)
tz = TestTimezone.new('America/New_York', nil, [p1, p2], dt)
assert_equal(DateTime.new(2004,10,31,5,30,0), tz.local_to_utc(dt, true))
assert_equal(DateTime.new(2004,10,31,6,30,0), tz.local_to_utc(dt, false))
assert_equal(DateTime.new(2004,10,31,5,30,0), tz.local_to_utc(dt, true) {|periods| raise BlockCalled, 'should not be called' })
assert_equal(DateTime.new(2004,10,31,6,30,0), tz.local_to_utc(dt, false) {|periods| raise BlockCalled, 'should not be called' })
end
def test_local_to_utc_dst_block_called
o1 = TimezoneOffset.new(-18000, 0, :EST)
o2 = TimezoneOffset.new(-18000, 3600, :EDT)
t1 = TestTimezoneTransition.new(o2, o1, 1081062000)
t2 = TestTimezoneTransition.new(o1, o2, 1099202400)
t3 = TestTimezoneTransition.new(o2, o1, 1112511600)
p1 = TimezonePeriod.new(t1, t2)
p2 = TimezonePeriod.new(t2, t3)
dt = DateTime.new(2004,10,31,1,30,0)
tz = TestTimezone.new('America/New_York', nil, [p1, p2], dt)
assert_raises(BlockCalled) {
tz.local_to_utc(dt) {|periods|
assert_equal([p1, p2], periods)