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$:.unshift File.join(File.dirname(__FILE__), "..", "lib")
require 'test/unit'
require File.join(File.dirname(__FILE__), 'test_utils')
require 'tzinfo/linked_timezone'
require 'tzinfo/linked_timezone_info'
include TZInfo
class TCLinkedTimezone < Test::Unit::TestCase
class TestTimezone < Timezone
attr_reader :utc_period
attr_reader :local_periods
attr_reader :utc
attr_reader :local
def self.new(identifier, no_local_periods = false)
tz = super()
tz.send(:setup, identifier, no_local_periods)
tz
end
def identifier
@identifier
end
def period_for_utc(utc)
@utc = utc
@utc_period
end
def periods_for_local(local)
@local = local
raise PeriodNotFound if @no_local_periods
@local_periods
end
private
def setup(identifier, no_local_periods)
@identifier = identifier
@no_local_periods = no_local_periods
# Doesn't have to be a real TimezonePeriod (nothing attempts to use it).
@utc_period = Object.new
@local_periods = [Object.new, Object.new]
end
end
def setup
# Redefine Timezone.get to return a fake timezone.
# Use without_warnings to suppress redefined get method warning.
without_warnings do
def Timezone.get(identifier)
raise InvalidTimezoneIdentifier, 'Invalid identifier' if identifier == 'Invalid/Identifier'
@timezones ||= {}
@timezones[identifier] ||= TestTimezone.new(identifier, identifier == 'Test/No/Local')
end
end
end
def teardown
# Re-require timezone to reset.
# Suppress redefined method warnings.
without_warnings do
load 'tzinfo/timezone.rb'
end
end
def test_identifier
tz = LinkedTimezone.new(LinkedTimezoneInfo.new('Test/Zone', 'Test/Linked'))
assert_equal('Test/Zone', tz.identifier)
end
def test_invalid_linked_identifier
assert_raises(InvalidTimezoneIdentifier) { LinkedTimezone.new(LinkedTimezoneInfo.new('Test/Zone', 'Invalid/Identifier')) }
end
def test_period_for_utc
tz = LinkedTimezone.new(LinkedTimezoneInfo.new('Test/Zone', 'Test/Linked'))
linked_tz = Timezone.get('Test/Linked')
t = Time.utc(2006, 6, 27, 23, 12, 28)
assert_same(linked_tz.utc_period, tz.period_for_utc(t))
assert_same(t, linked_tz.utc)
end
def test_periods_for_local
tz = LinkedTimezone.new(LinkedTimezoneInfo.new('Test/Zone', 'Test/Linked'))
linked_tz = Timezone.get('Test/Linked')
t = Time.utc(2006, 6, 27, 23, 12, 28)
assert_same(linked_tz.local_periods, tz.periods_for_local(t))
assert_same(t, linked_tz.local)
end
def test_periods_for_local_not_found
tz = LinkedTimezone.new(LinkedTimezoneInfo.new('Test/Zone', 'Test/No/Local'))
linked_tz = Timezone.get('Test/No/Local')
t = Time.utc(2006, 6, 27, 23, 12, 28)
assert_raises(PeriodNotFound) { tz.periods_for_local(t) }
assert_same(t, linked_tz.local)
end
end
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