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[ruby/date] Support -Float::INFINITY...date ranges

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Fixes Ruby Bug 12961

7f533c2552
This commit is contained in:
Jeremy Evans 2019-08-25 10:01:13 -07:00 • committed by Hiroshi SHIBATA
parent 4e40ca301c
commit fc0e8d00bc
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4
ext/date/lib/date.rb
View file

@ -5,6 +5,10 @@ require 'date_core'
class Date class Date
def infinite?
false
end
class Infinity < Numeric # :nodoc: class Infinity < Numeric # :nodoc:
include Comparable include Comparable

13
test/date/test_date.rb
View file

@ -6,6 +6,19 @@ class DateSub < Date; end
class DateTimeSub < DateTime; end class DateTimeSub < DateTime; end
class TestDate < Test::Unit::TestCase class TestDate < Test::Unit::TestCase
def test_range_infinite_float
today = Date.today
r = today...Float::INFINITY
assert_equal today, r.begin
assert_equal Float::INFINITY, r.end
assert_equal true, r.cover?(today+1)
assert_equal false, r.cover?(today-1)
r = (-Float::INFINITY)...today
assert_equal(-Float::INFINITY, r.begin)
assert_equal today, r.end
assert_equal false, r.cover?(today+1)
assert_equal true, r.cover?(today-1)
end
def test__const def test__const
assert_nil(Date::MONTHNAMES[0]) assert_nil(Date::MONTHNAMES[0])