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require 'abstract_unit'
require 'active_support/time'
class DurationTest < ActiveSupport::TestCase
def test_is_a
d = 1.day
assert d.is_a?(ActiveSupport::Duration)
assert_kind_of ActiveSupport::Duration, d
assert_kind_of Numeric, d
assert_kind_of Fixnum, d
assert !d.is_a?(Hash)
k = Class.new
class << k; undef_method :== end
assert !d.is_a?(k)
end
def test_threequals
assert ActiveSupport::Duration === 1.day
assert !(ActiveSupport::Duration === 1.day.to_i)
assert !(ActiveSupport::Duration === 'foo')
assert !(ActiveSupport::Duration === ActiveSupport::BasicObject.new)
end
def test_equals
assert 1.day == 1.day
assert 1.day == 1.day.to_i
assert !(1.day == 'foo')
end
def test_inspect
assert_equal '0 seconds', 0.seconds.inspect
assert_equal '1 month', 1.month.inspect
assert_equal '1 month and 1 day', (1.month + 1.day).inspect
assert_equal '6 months and -2 days', (6.months - 2.days).inspect
assert_equal '10 seconds', 10.seconds.inspect
assert_equal '10 years, 2 months, and 1 day', (10.years + 2.months + 1.day).inspect
assert_equal '7 days', 1.week.inspect
assert_equal '14 days', 1.fortnight.inspect
end
def test_minus_with_duration_does_not_break_subtraction_of_date_from_date
assert_nothing_raised { Date.today - Date.today }
end
def test_plus_with_time
assert_equal 1 + 1.second, 1.second + 1, "Duration + Numeric should == Numeric + Duration"
end
def test_argument_error
begin
1.second.ago('')
flunk("no exception was raised")
rescue ArgumentError => e
assert_equal 'expected a time or date, got ""', e.message, "ensure ArgumentError is not being raised by dependencies.rb"
rescue Exception
flunk("ArgumentError should be raised, but we got #{$!.class} instead")
end
end
def test_fractional_weeks
assert_equal((86400 * 7) * 1.5, 1.5.weeks)
assert_equal((86400 * 7) * 1.7, 1.7.weeks)
end
def test_fractional_days
assert_equal 86400 * 1.5, 1.5.days
assert_equal 86400 * 1.7, 1.7.days
end
def test_since_and_ago_with_fractional_days
t = Time.local(2000)
# since
assert_equal 36.hours.since(t), 1.5.days.since(t)
assert_in_delta((24 * 1.7).hours.since(t), 1.7.days.since(t), 1)
# ago
assert_equal 36.hours.ago(t), 1.5.days.ago(t)
assert_in_delta((24 * 1.7).hours.ago(t), 1.7.days.ago(t), 1)
end
def test_since_and_ago_with_fractional_weeks
t = Time.local(2000)
# since
assert_equal((7 * 36).hours.since(t), 1.5.weeks.since(t))
assert_in_delta((7 * 24 * 1.7).hours.since(t), 1.7.weeks.since(t), 1)
# ago
assert_equal((7 * 36).hours.ago(t), 1.5.weeks.ago(t))
assert_in_delta((7 * 24 * 1.7).hours.ago(t), 1.7.weeks.ago(t), 1)
end
def test_since_and_ago_anchored_to_time_now_when_time_zone_default_not_set
Time.zone_default = nil
with_env_tz 'US/Eastern' do
Time.stubs(:now).returns Time.local(2000)
# since
assert_equal false, 5.seconds.since.is_a?(ActiveSupport::TimeWithZone)
assert_equal Time.local(2000,1,1,0,0,5), 5.seconds.since
# ago
assert_equal false, 5.seconds.ago.is_a?(ActiveSupport::TimeWithZone)
assert_equal Time.local(1999,12,31,23,59,55), 5.seconds.ago
end
end
def test_since_and_ago_anchored_to_time_zone_now_when_time_zone_default_set
Time.zone_default = ActiveSupport::TimeZone['Eastern Time (US & Canada)']
with_env_tz 'US/Eastern' do
Time.stubs(:now).returns Time.local(2000)
# since
assert_equal true, 5.seconds.since.is_a?(ActiveSupport::TimeWithZone)
assert_equal Time.utc(2000,1,1,0,0,5), 5.seconds.since.time
assert_equal 'Eastern Time (US & Canada)', 5.seconds.since.time_zone.name
# ago
assert_equal true, 5.seconds.ago.is_a?(ActiveSupport::TimeWithZone)
assert_equal Time.utc(1999,12,31,23,59,55), 5.seconds.ago.time
assert_equal 'Eastern Time (US & Canada)', 5.seconds.ago.time_zone.name
end
ensure
Time.zone_default = nil
end
def test_adding_hours_across_dst_boundary
with_env_tz 'CET' do
assert_equal Time.local(2009,3,29,0,0,0) + 24.hours, Time.local(2009,3,30,1,0,0)
end
end
def test_adding_day_across_dst_boundary
with_env_tz 'CET' do
assert_equal Time.local(2009,3,29,0,0,0) + 1.day, Time.local(2009,3,30,0,0,0)
end
end
protected
def with_env_tz(new_tz = 'US/Eastern')
old_tz, ENV['TZ'] = ENV['TZ'], new_tz
yield
ensure
old_tz ? ENV['TZ'] = old_tz : ENV.delete('TZ')
end
end
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