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Diffstat (limited to 'test/ruby/test_numeric.rb')
-rw-r--r-- | test/ruby/test_numeric.rb | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/test/ruby/test_numeric.rb b/test/ruby/test_numeric.rb index ad5e283152..89e11d0ff8 100644 --- a/test/ruby/test_numeric.rb +++ b/test/ruby/test_numeric.rb @@ -147,6 +147,18 @@ class TestNumeric < Test::Unit::TestCase assert_predicate(a, :zero?) end + def test_nonzero_p + a = Class.new(Numeric) do + def zero?; true; end + end.new + assert_nil(a.nonzero?) + + a = Class.new(Numeric) do + def zero?; false; end + end.new + assert_equal(a, a.nonzero?) + end + def test_positive_p a = Class.new(Numeric) do def >(x); true; end |