From fb6ca7beef5f6ffecfc23e728bbbd5ec3618f660 Mon Sep 17 00:00:00 2001 From: nobu Date: Sun, 17 May 2015 06:01:47 +0000 Subject: numeric.c: Numeric#positive? and Numeric#negative? * numeric.c (num_positive_p, num_negative_p): add methods Numeric#positive? and Numeric#negative?. [ruby-core:69173] [Feature #11151] * numeric.c (flo_positive_p, flo_negative_p): specialiazed functions for Float. * complex.c (Init_Complex): Complex do not have positive? and negative? methods git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@50522 b2dd03c8-39d4-4d8f-98ff-823fe69b080e --- test/ruby/test_float.rb | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) (limited to 'test/ruby/test_float.rb') diff --git a/test/ruby/test_float.rb b/test/ruby/test_float.rb index eab4d12a29..f1e01fc249 100644 --- a/test/ruby/test_float.rb +++ b/test/ruby/test_float.rb @@ -356,6 +356,30 @@ class TestFloat < Test::Unit::TestCase assert_not_predicate(1.0, :zero?) end + def test_positive_p + assert_predicate(+1.0, :positive?) + assert_not_predicate(+0.0, :positive?) + assert_not_predicate(-0.0, :positive?) + assert_not_predicate(-1.0, :positive?) + assert_predicate(+(0.0.next_float), :positive?) + assert_not_predicate(-(0.0.next_float), :positive?) + assert_predicate(Float::INFINITY, :positive?) + assert_not_predicate(-Float::INFINITY, :positive?) + assert_not_predicate(Float::NAN, :positive?) + end + + def test_negative_p + assert_predicate(-1.0, :negative?) + assert_not_predicate(-0.0, :negative?) + assert_not_predicate(+0.0, :negative?) + assert_not_predicate(+1.0, :negative?) + assert_predicate(-(0.0.next_float), :negative?) + assert_not_predicate(+(0.0.next_float), :negative?) + assert_predicate(-Float::INFINITY, :negative?) + assert_not_predicate(Float::INFINITY, :negative?) + assert_not_predicate(Float::NAN, :negative?) + end + def test_infinite_p inf = Float::INFINITY assert_equal(1, inf.infinite?) -- cgit v1.2.3