vendor/rails/activesupport/test/core_ext/range_ext_test.rb

   1 require File.dirname(__FILE__) + '/../abstract_unit'
   2
   3 class RangeTest < Test::Unit::TestCase
   4   def test_to_s_from_dates
   5     date_range = Date.new(2005, 12, 10)..Date.new(2005, 12, 12)
   6     assert_equal "BETWEEN '2005-12-10' AND '2005-12-12'", date_range.to_s(:db)
   7   end
   8
   9   def test_to_s_from_times
  10     date_range = Time.utc(2005, 12, 10, 15, 30)..Time.utc(2005, 12, 10, 17, 30)
  11     assert_equal "BETWEEN '2005-12-10 15:30:00' AND '2005-12-10 17:30:00'", date_range.to_s(:db)
  12   end
  13
  14   def test_overlaps_last_inclusive
  15     assert((1..5).overlaps?(5..10))
  16   end
  17
  18   def test_overlaps_last_exclusive
  19     assert !(1...5).overlaps?(5..10)
  20   end
  21
  22   def test_overlaps_first_inclusive
  23     assert((5..10).overlaps?(1..5))
  24   end
  25
  26   def test_overlaps_first_exclusive
  27     assert !(5..10).overlaps?(1...5)
  28   end
  29
  30   def test_should_include_identical_inclusive
  31     assert((1..10).include?(1..10))
  32   end
  33
  34   def test_should_include_identical_exclusive
  35     assert((1...10).include?(1...10))
  36   end
  37
  38   def test_should_include_other_with_exlusive_end
  39     assert((1..10).include?(1...10))
  40   end
  41
  42   def test_exclusive_end_should_not_include_identical_with_inclusive_end
  43     assert !(1...10).include?(1..10)
  44   end
  45
  46   def test_should_not_include_overlapping_first
  47     assert !(2..8).include?(1..3)
  48   end
  49
  50   def test_should_not_include_overlapping_last
  51     assert !(2..8).include?(5..9)
  52   end
  53
  54   def test_blockless_step
  55     assert_equal [1,3,5,7,9], (1..10).step(2)
  56   end
  57
  58   def test_original_step
  59     array = []
  60     (1..10).step(2) {|i| array << i }
  61     assert_equal [1,3,5,7,9], array
  62   end
  63 end