test_infinity.rb | searchcode

/vendor/gems/facets-2.4.5/test/more/test_infinity.rb

https://bitbucket.org/mediashelf/fedora-migrator
Ruby | 40 lines | 28 code | 11 blank | 1 comment | 0 complexity | 7db958a9d05d1397992c7eaf86cf8994 MD5 | raw file
Possible License(s): GPL-3.0, GPL-2.0, IPL-1.0, AGPL-1.0, LGPL-3.0


# Test facets/infinity.rb

require 'facets/infinity.rb'

require 'test/unit'

class GeneralTest < Test::Unit::TestCase

  def test_pos
    assert_equal((1.0/0), INFINITY.to_f)
    assert_equal(1, INFINITY<=>5)
    assert_equal(1, INFINITY<=>"a")
    assert_equal("PosInf", INFINITY.to_s)
  end

  def test_neg
    assert_equal((-1.0/0), -INFINITY.to_f)
    assert_equal(-1, -INFINITY<=>5)
    assert_equal(-1, -INFINITY<=>"a")
    assert_equal("NegInf", (-INFINITY).to_s)
  end

  def test_ord
    assert_equal((-1.0/0), -INFINITY.to_f)
    assert_equal(-1, 5<=>INFINITY)
    assert_equal(1, 5<=>-INFINITY)
  end

  def test_eq
    assert_equal(Inf, Inf)
    assert_equal(-Inf, -Inf)
    assert_equal(PosInf, PosInf)
    assert_equal(NegInf, NegInf)
    assert_not_equal(NaN, NaN)
  end

end